74 lines
1.7 KiB
Bash
Executable File
74 lines
1.7 KiB
Bash
Executable File
#!/bin/bash
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# Written by Storm Dragon https://social.stormdragon.tk/storm
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# Released under the terms of the WTFPL License http://wtfpl.net
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declare -A tuning=(
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# Dropped 1 step.
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[6d]="D2 G2 C3 F3 A3 D4"
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# Standard tuning
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[6e]="E2 A2 D3 G3 B3 E4"
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#dadgad 6-string
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[dadgad]="D2 A2 D3 G3 A3 D4"
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#drop D 6 String
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[drop-d]="D2 A2 D3 G3 B3 E4"
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# 12 string dropped 1 step.
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[12d]="D3 D2 G3 G2 C4 C3 F4 F3 A3 D4"
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# 12 string standard tuning
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[12e]="E3 E2 A3 A2 D4 D3 G4 G3 B3 E4"
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# Mandolin
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[mandolin]="G3 D4 A4 E5"
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#Ukulele
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[ukulele]="G4 C4 E4 A4"
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#Nick Drake Tuning
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[nick-drake-tuning]="C2 G2 C3 F3 C4 E4"
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#banjo
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[banjo]="G4 D3 G3 B3 D4"
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)
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export DIALOGOPTS='--insecure --no-lines --visit-items'
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flush_keys() {
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local keys
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read -st0.001 keys
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}
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show_help() {
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echo "Usage: $0 tune_id"
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echo "Where tune_id is one of"
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echo "${!tuning[@]}"
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exit 0
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}
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if [[ $# -eq 0 ]]; then
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set -- $(dialog --backtitle "Welcome to Bash Tuner" \
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--no-tags \
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--menu "Select tuning" 0 0 0 \
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$(for i in ${!tuning[@]} ; do echo "$i";echo "$i";done) --stdout)
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[[ -z $1 ]] && exit 0
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fi
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[ $# -gt 1 ] && show_help
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[ -z "${tuning[$1]}" ] && show_help
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[ "$1" == "-h" ] && show_help
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[ "$1" == "--help" ] && show_help
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# Continuously play the notes until a key is press.
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# This will adjust how long each note plays.
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timeout=2
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for i in ${tuning[$1]} ; do
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unset continue
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ifs="$IFS"
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IFS=""
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while [[ -z "$continue" ]]; do
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ps $notePID &> /dev/null && kill $notePID &> /dev/null
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play -qnV0 synth $timeout pl $i &
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notePID="$!"
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read -sN1 -t $timeout continue
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flush_keys
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done
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IFS="$ifs"
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done
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# Kill the final process when the program exits.
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ps $notePID &> /dev/null && kill $notePID &> /dev/null
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exit 0
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