/usr/share/lilypond/2.14.2/scm/chord-generic-names.scm is in lilypond-data 2.14.2-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 | ;;;; This file is part of LilyPond, the GNU music typesetter.
;;;;
;;;; Copyright (C) 2003--2011 Jan Nieuwenhuizen <janneke@gnu.org>
;;;;
;;;; LilyPond is free software: you can redistribute it and/or modify
;;;; it under the terms of the GNU General Public License as published by
;;;; the Free Software Foundation, either version 3 of the License, or
;;;; (at your option) any later version.
;;;;
;;;; LilyPond is distributed in the hope that it will be useful,
;;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;;;; GNU General Public License for more details.
;;;;
;;;; You should have received a copy of the GNU General Public License
;;;; along with LilyPond. If not, see <http://www.gnu.org/licenses/>.
;;;; NOTE: this is experimental code
;;;; Base and inversion are ignored.
;;;; Naming of the base chord (steps 1-5) is handled by exceptions only
;;;; see input/test/chord-names-dpnj.ly
(define (default-note-namer pitch)
(note-name->markup pitch #f))
(define (markup-or-empty-markup markup)
"Return MARKUP if markup, else empty-markup"
(if (markup? markup) markup empty-markup))
(define (conditional-kern-before markup bool amount)
"Add AMOUNT of space before MARKUP if BOOL is true."
(if bool
(make-line-markup
(list (make-hspace-markup amount)
markup))
markup))
(define-public (banter-chord-names pitches bass inversion context)
(ugh-compat-double-plus-new-chord->markup
'banter pitches bass inversion context '()))
(define-public (jazz-chord-names pitches bass inversion context)
(ugh-compat-double-plus-new-chord->markup
'jazz pitches bass inversion context '()))
(define-public (ugh-compat-double-plus-new-chord->markup
style pitches bass inversion context options)
"Entry point for @code{New_chord_name_engraver}.
FIXME: func, options/context have changed
See @file{double-plus-new-chord-name.scm} for the signature of @var{style}.
@var{pitches}, @var{bass}, and @var{inversion} are lily pitches.
@var{options} is an alist-alist (see @file{input/test/dpncnt.ly})."
(define (step-nr pitch)
(let* ((pitch-nr (+ (* 7 (ly:pitch-octave pitch))
(ly:pitch-notename pitch)))
(root-nr (+ (* 7 (ly:pitch-octave (car pitches)))
(ly:pitch-notename (car pitches)))))
(+ 1 (- pitch-nr root-nr))))
(define (next-third pitch)
(ly:pitch-transpose pitch
(ly:make-pitch 0 2 (if (or (= (step-nr pitch) 3)
(= (step-nr pitch) 5))
FLAT 0))))
(define (step-alteration pitch)
(let* ((diff (ly:pitch-diff (ly:make-pitch 0 0 0) (car pitches)))
(normalized-pitch (ly:pitch-transpose pitch diff))
(alteration (ly:pitch-alteration normalized-pitch)))
(if (= (step-nr pitch) 7) (+ alteration SEMI-TONE) alteration)))
(define (pitch-unalter pitch)
(let ((alteration (step-alteration pitch)))
(if (= alteration 0)
pitch
(ly:make-pitch (ly:pitch-octave pitch) (ly:pitch-notename pitch)
(- (ly:pitch-alteration pitch) alteration)))))
(define (step-even-or-altered? pitch)
(let ((nr (step-nr pitch)))
(if (!= (modulo nr 2) 0)
(!= (step-alteration pitch) 0)
#t)))
(define (step->markup-plusminus pitch)
(make-line-markup
(list
(make-simple-markup (number->string (step-nr pitch)))
(make-simple-markup
(case (step-alteration pitch)
((DOUBLE-FLAT) "--")
((FLAT) "-")
((NATURAL) "")
((SHARP) "+")
((DOUBLE-SHARP) "++"))))))
(define (step->markup-accidental pitch)
(make-line-markup
(list (accidental->markup (step-alteration pitch))
(make-simple-markup (number->string (step-nr pitch))))))
(define (step->markup-ignatzek pitch)
(make-line-markup
(if (and (= (step-nr pitch) 7)
(= (step-alteration pitch) 1))
(list (ly:context-property context 'majorSevenSymbol))
(list (accidental->markup (step-alteration pitch))
(make-simple-markup (number->string (step-nr pitch)))))))
;; tja, kennok
(define (make-sub->markup step->markup)
(lambda (pitch)
(make-line-markup (list (make-simple-markup "no")
(step->markup pitch)))))
(define (step-based-sub->markup step->markup pitch)
(make-line-markup (list (make-simple-markup "no") (step->markup pitch))))
(define (get-full-list pitch)
(if (<= (step-nr pitch) (step-nr (last pitches)))
(cons pitch (get-full-list (next-third pitch)))
'()))
(define (get-consecutive nr pitches)
(if (pair? pitches)
(let* ((pitch-nr (step-nr (car pitches)))
(next-nr (if (!= (modulo pitch-nr 2) 0) (+ pitch-nr 2) nr)))
(if (<= pitch-nr nr)
(cons (car pitches) (get-consecutive next-nr (cdr pitches)))
'()))
'()))
(define (full-match exceptions)
(if (pair? exceptions)
(let* ((e (car exceptions))
(e-pitches (car e)))
(if (equal? e-pitches pitches)
e
(full-match (cdr exceptions))))
#f))
(define (partial-match exceptions)
(if (pair? exceptions)
(let* ((e (car exceptions))
(e-pitches (car e)))
(if (equal? e-pitches (take pitches (length e-pitches)))
e
(partial-match (cdr exceptions))))
#f))
(if #f (begin
(write-me "pitches: " pitches)))
(let* ((full-exceptions
(ly:context-property context 'chordNameExceptionsFull))
(full-exception (full-match full-exceptions))
(full-markup (if full-exception (cadr full-exception) '()))
(partial-exceptions
(ly:context-property context 'chordNameExceptionsPartial))
(partial-exception (partial-match partial-exceptions))
(partial-pitches (if partial-exception (car partial-exception) '()))
(partial-markup-prefix
(if partial-exception (markup-or-empty-markup
(cadr partial-exception)) empty-markup))
(partial-markup-suffix
(if (and partial-exception (pair? (cddr partial-exception)))
(markup-or-empty-markup (caddr partial-exception)) empty-markup))
(root (car pitches))
(full (get-full-list root))
;; kludge alert: replace partial matched lower part of all with
;; 'normal' pitches from full
;; (all pitches)
(all (append (take full (length partial-pitches))
(drop pitches (length partial-pitches))))
(highest (last all))
(missing (list-minus full (map pitch-unalter all)))
(consecutive (get-consecutive 1 all))
(rest (list-minus all consecutive))
(altered (filter step-even-or-altered? all))
(cons-alt (filter step-even-or-altered? consecutive))
(base (list-minus consecutive altered)))
(if #f (begin
(write-me "full:" full)
;; (write-me "partial-pitches:" partial-pitches)
(write-me "full-markup:" full-markup)
(write-me "partial-markup-perfix:" partial-markup-prefix)
(write-me "partial-markup-suffix:" partial-markup-suffix)
(write-me "all:" all)
(write-me "altered:" altered)
(write-me "missing:" missing)
(write-me "consecutive:" consecutive)
(write-me "rest:" rest)
(write-me "base:" base)))
(case style
((banter)
;; root
;; + steps:altered + (highest all -- if not altered)
;; + subs:missing
(let* ((root->markup (assoc-get
'root->markup options default-note-namer))
(step->markup (assoc-get
'step->markup options step->markup-plusminus))
(sub->markup (assoc-get
'sub->markup options
(lambda (x)
(step-based-sub->markup step->markup x))))
(sep (assoc-get
'separator options (make-simple-markup "/"))))
(if
(pair? full-markup)
(make-line-markup (list (root->markup root) full-markup))
(make-line-markup
(list
(root->markup root)
partial-markup-prefix
(make-normal-size-super-markup
(markup-join
(apply append
(map step->markup
(append altered
(if (and (> (step-nr highest) 5)
(not
(step-even-or-altered? highest)))
(list highest) '())))
(list partial-markup-suffix)
(list (map sub->markup missing)))
sep)))))))
((jazz)
;; root
;; + steps:(highest base) + cons-alt
;; + 'add'
;; + steps:rest
(let* ((root->markup (assoc-get
'root->markup options default-note-namer))
(step->markup
(assoc-get
;; FIXME: ignatzek
;;'step->markup options step->markup-accidental))
'step->markup options step->markup-ignatzek))
(sep (assoc-get
'separator options (make-simple-markup " ")))
(add-prefix (assoc-get 'add-prefix options
(make-simple-markup " add"))))
(if
(pair? full-markup)
(make-line-markup (list (root->markup root) full-markup))
(make-line-markup
(list
(root->markup root)
partial-markup-prefix
(make-normal-size-super-markup
(make-line-markup
(list
;; kludge alert: omit <= 5
;;(markup-join (map step->markup
;; (cons (last base) cons-alt)) sep)
;; This fixes:
;; c C5 -> C
;; c:2 C5 2 -> C2
;; c:3- Cm5 -> Cm
;; c:6.9 C5 6add9 -> C6 add 9 (add?)
;; ch = \chords { c c:2 c:3- c:6.9^7 }
(markup-join (map step->markup
(let ((tb (last base)))
(if (> (step-nr tb) 5)
(cons tb cons-alt)
cons-alt))) sep)
(if (pair? rest)
add-prefix
empty-markup)
(markup-join (map step->markup rest) sep)
partial-markup-suffix))))))))
(else empty-markup))))
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