X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=scm%2Fchord-name.scm;h=7fd484d89750289549fd0fb4a772ce3a74f7c008;hb=d529935f19dc63e4a1b79c225007a3cb018b9ec2;hp=33bc295c71b8966d3f8eb95816da8c97a3514dc5;hpb=b693b7bc8f54cb8d36454974608beda8d39e51f0;p=lilypond.git diff --git a/scm/chord-name.scm b/scm/chord-name.scm index 33bc295c71..7fd484d897 100644 --- a/scm/chord-name.scm +++ b/scm/chord-name.scm @@ -1,982 +1,148 @@ -;;; -;;; chord-name.scm -- Compile chord name -;;; -;;; source file of the GNU LilyPond music typesetter -;;; -;;; (c) 2000--2002 Jan Nieuwenhuizen -;;; +;;;; chord-name.scm -- chord name utility functions +;;;; +;;;; source file of the GNU LilyPond music typesetter +;;;; +;;;; (c) 2000--2008 Jan Nieuwenhuizen +;;;; Han-Wen Nienhuys + +(define (natural-chord-alteration p) + "Return the natural alteration for step P." + (if (= (ly:pitch-steps p) 6) + FLAT + 0)) - -(use-modules - (ice-9 debug) - (ice-9 format) - (ice-9 regex) - (ice-9 string-fun) - ) - - -;; debugging. -(define (mydisplay x) (display x) x) - - -" - -TODO: - -- Use lilypond Pitch objects -- SCM pitch objects lead to -duplication. LilyPond pitch objects force meaningful names -(i.e. (ly:pitch-octave PITCH) ) - - -- Pitches are musical objects. The pitches -> markup step should -happen earlier (during interpreting), brew-molecule () should only -dump reinterpret the markup as a molecule. - - -" - - -;; pitch = (octave notename alteration) -;; -;; note = (notename . alteration) -;; -;; text = scm markup text -- see font.scm and input/test/markup.ly - - -;; TODO - -;; Ugh : naming chord::... ; this is scheme not C++ -;; -;; * easier tweakability: -;; - split chord::names-alists up into logical bits, -;; such as chord::exceptions-delta, exceptions-oslash -;; - iso just the 'style parameter, use a list, eg: -;; \property ChordNames.ChordName \set -;; #'style = #'(jazz delta oslash german-tonic german-Bb) -;; -;; * fix FIXMEs -;; -;; * clean split/merge of bass/banter/american stuff -;; -;; * doc strings - -(define-public chord::names-alist-banter '()) -(set! chord::names-alist-banter - (append - `( - ; C iso C.no3.no5 - (((0 . 0)) . ,empty-markup) - ; C iso C.no5 - (((0 . 0) (2 . 0)) . ,empty-markup) - ; Cm iso Cm.no5 - (((0 . 0) (2 . -1)) . (,simple-markup "m")) - ; C2 iso C2.no3 - (((0 . 0) (1 . 0) (4 . 0)) . (,super-markup (,simple-markup "2 "))) - ; C4 iso C4.no3 - (((0 . 0) (3 . 0) (4 . 0)) . (,super-markup (,simple-markup "4 "))) - ;; Cdim iso Cm5- - (((0 . 0) (2 . -1) (4 . -1)) . (,simple-markup "dim")) - ; URG: Simply C:m5-/maj7 iso Cdim maj7 - (((0 . 0) (2 . -1) (4 . -1) (6 . 0)) . (,line-markup ((,simple-markup "m") (,super-markup (,simple-markup "5-/maj7 "))))) - ; URG: Simply C:m5-/7 iso Cdim7 - (((0 . 0) (2 . -1) (4 . -1) (6 . -1)) . (,line-markup ((,simple-markup "m") (,super-markup (,simple-markup "5-/7 "))))) - ; Co iso C:m5-/7- - (((0 . 0) (2 . -1) (4 . -1) (6 . -2)) . (,super-markup (,simple-markup "o "))) - ; Cdim9 - (((0 . 0) (2 . -1) (4 . -1) (6 . -2) (1 . -1)) . (,line-markup ((,simple-markup "dim") - (,simple-markup "9 ")))) - (((0 . 0) (2 . -1) (4 . -1) (6 . -2) (1 . -1) (3 . -1)) - . (,line-markup ((,simple-markup "dim") - (,super-markup (,simple-markup "11 "))))) - - ) - chord::names-alist-banter)) - -;;;;;;;;;; - -(define (pitch->note-name pitch) - (cons (cadr pitch) (caddr pitch))) - -(define (accidental-markup acc) - "ACC is an int, return a markup making an accidental." - (if (= acc 0) - empty-markup - `(,smaller-markup (,musicglyph-markup ,(string-append "accidentals-" (number->string acc)))) - )) - -(define (pitch->markup pitch) - `(,line-markup - ( - (,simple-markup - ,(make-string 1 (integer->char (+ (modulo (+ (cadr pitch) 2) 7) 65)))) - (,normal-size-superscript-markup - ,(accidental-markup (caddr pitch)))))) - -;;; Hooks to override chord names and note names, -;;; see input/tricks/german-chords.ly - -(define pitch->markup-banter pitch->markup) - -;; We need also steps, to allow for Cc name override, -;; see input/test/Cc-chords.ly -(define (pitch->chord-name-markup-banter pitch steps) - (pitch->markup-banter pitch)) - -(define pitch->note-name-markup-banter pitch->markup-banter) - -(define (step->markup pitch) - (string-append - (number->string (+ (cadr pitch) (if (= (car pitch) 0) 1 8))) - (case (caddr pitch) - ((-2) "--") - ((-1) "-") - ((0) "") - ((1) "+") - ((2) "++")))) +;; +;; TODO: make into markup. +;; +(define-public (alteration->text-accidental-markup alteration) -(define (step->markup-banter pitch) - (list simple-markup - (if (= (cadr pitch) 6) - (case (caddr pitch) - ((-2) "7-") - ((-1) "7") - ((0) "maj7") - ((1) "7+") - ((2) "7+")) - (step->markup pitch)))) - -(define pitch::semitone-vec #(0 2 4 5 7 9 11)) - -(define (pitch::semitone pitch) - (+ (* (car pitch) 12) - (vector-ref pitch::semitone-vec (modulo (cadr pitch) 7)) - (caddr pitch))) - -(define (pitch::< l r) - (< (pitch::semitone l) (pitch::semitone r))) + (make-smaller-markup + (make-raise-markup + (if (= alteration FLAT) + 0.3 + 0.6) + (make-musicglyph-markup + (assoc-get alteration standard-alteration-glyph-name-alist ""))))) -(define (pitch::transpose pitch delta) - (let ((simple-octave (+ (car pitch) (car delta))) - (simple-notename (+ (cadr pitch) (cadr delta)))) - (let ((octave (+ simple-octave (quotient simple-notename 7))) - (notename (modulo simple-notename 7))) - (let ((accidental (- (+ (pitch::semitone pitch) (pitch::semitone delta)) - (pitch::semitone `(,octave ,notename 0))))) - `(,octave ,notename ,accidental))))) - -(define (pitch::diff pitch tonic) - (let ((simple-octave (- (car pitch) (car tonic))) - (simple-notename (- (cadr pitch) (cadr tonic)))) - (let ((octave (+ simple-octave (quotient simple-notename 7) - (if (< simple-notename 0) -1 0))) - (notename (modulo simple-notename 7))) - (let ((accidental (- (pitch::semitone pitch) - (pitch::semitone tonic) - (pitch::semitone `(,octave ,notename 0))))) - `(,octave ,notename ,accidental))))) - -(define (pitch::note-pitch pitch) - (+ (* (car pitch) 7) (cadr pitch))) - -;; markup: list of word -;; word: string + optional list of property -;; property: axis, kern, font (?), size - -(define chord::minor-major-vec (list->vector '(0 -1 -1 0 -1 -1 0))) - -;; FIXME: unLOOP -;; compute the relative-to-tonic pitch that goes with 'step' -(define (chord::step-pitch tonic step) - ;; urg, we only do this for thirds - (if (= (modulo step 2) 0) - '(0 0 0) - (let loop ((i 1) (pitch tonic)) - (if (= i step) pitch - (loop (+ i 2) - (pitch::transpose - pitch `(0 2 ,(vector-ref chord::minor-major-vec - ;; -1 (step=1 -> vector=0) + 7 = 6 - (modulo (+ i 6) 7))))))))) - -(define (chord::additions steps) -" Return: - * any even step (2, 4, 6) - * any uneven step that is chromatically altered, - (where 7-- == -1, 7- == 0, 7 == +1) - * highest step - -?and jazz needs also: - - * TODO: any uneven step that's lower than an uneven step which is - chromatically altered - " - (let ((evens (filter-list (lambda (x) (!= 0 (modulo (cadr x) 2))) steps)) - (altered-unevens - (filter-list (lambda (x) - (let ((n (cadr x)) (a (caddr x))) - (or (and (= 6 n) (!= -1 a)) - (and (!= 6 n) - (= 0 (modulo n 2)) - (!= 0 a))))) - steps)) - (highest (let ((h (car (last-pair steps)))) - (if (and (not (null? h)) - (or (> 4 (cadr h)) - (!= 0 (caddr h)))) - (list (list h)) - '())))) - ;; Hmm, what if we have a step twice, can we ignore that? - (uniq-list (sort (apply append evens altered-unevens highest) - pitch::<)))) - - -;; FIXME: unLOOP, see ::additions -;; find the pitches that are missing from `normal' chord -(define (chord::subtractions chord-pitches) - (let ((tonic (car chord-pitches))) - (let loop ((step 1) (pitches chord-pitches) (subtractions '())) - (if (pair? pitches) - (let* ((pitch (car pitches)) - (p-step (+ (- (pitch::note-pitch pitch) - (pitch::note-pitch tonic)) - 1))) - ;; pitch is an subtraction if - ;; a step is missing or - (if (> p-step step) - (loop (+ step 2) pitches - (cons (chord::step-pitch tonic step) subtractions)) - ;; there are no pitches left, but base thirds are not yet done and - (if (and (<= step 5) - (= (length pitches) 1)) - ;; present pitch is not missing step - (if (= p-step step) - (loop (+ step 2) pitches subtractions) - (loop (+ step 2) pitches - (cons (chord::step-pitch tonic step) subtractions))) - (if (= p-step step) - (loop (+ step 2) (cdr pitches) subtractions) - (loop step (cdr pitches) subtractions))))) - (reverse subtractions))))) - -(define (chord::additions->markup-banter additions subtractions) - (if (pair? additions) - (list line-markup - (list - (let ((step (step->markup-banter (car additions)))) - (if (or (pair? (cdr additions)) - (pair? subtractions)) - (list line-markup - (list step (list simple-markup "/"))) - step)) - - (chord::additions->markup-banter (cdr additions) subtractions))) - empty-markup - )) - -(define (chord::subtractions->markup-banter subtractions) - (if (pair? subtractions) - `(,line-markup - ((,simple-markup "no") - ,(let ((step (step->markup-jazz (car subtractions)))) - (if (pair? (cdr subtractions)) - `(,line-markup (,step (,simple-markup "/"))) - step)) - ,(chord::subtractions->markup-banter (cdr subtractions)))) - empty-markup - )) - -(define (chord::bass-and-inversion->markup-banter bass-and-inversion) - (if (and (pair? bass-and-inversion) - (or (car bass-and-inversion) - (cdr bass-and-inversion))) - `(,line-markup - ( - (,simple-markup "/") - ,(pitch->note-name-markup-banter - (if (car bass-and-inversion) - (car bass-and-inversion) - (cdr bass-and-inversion))) - )) - empty-markup - )) - -;; FIXME: merge this function with inner-name-jazz, -american -;; iso using chord::bass-and-inversion->markup-banter, -;; call (chord::restyle 'chord::bass-and-inversion->markup- style) -;; See: chord::exceptions-lookup -(define (chord::inner-name-banter tonic exception-part additions subtractions - bass-and-inversion steps) - - " - - Banter style - Combine tonic, exception-part of chord name, - additions, subtractions and bass or inversion into chord name - +(define (accidental->markup alteration) + "Return accidental markup for ALTERATION." + (if (= alteration 0) + (make-line-markup (list empty-markup)) + (conditional-kern-before + (alteration->text-accidental-markup alteration) + (= alteration FLAT) 0.2))) + +(define (accidental->markup-italian alteration) + "Return accidental markup for ALTERATION, for use after an italian chord root name." + (if (= alteration 0) + (make-hspace-markup 0.2) + (make-line-markup + (list + (make-hspace-markup (if (= alteration FLAT) 0.7 0.5)) + (make-raise-markup 0.7 (alteration->text-accidental-markup alteration)) + (make-hspace-markup (if (= alteration SHARP) 0.2 0.1)) + )))) + +(define-public (note-name->markup pitch) + "Return pitch markup for PITCH." + (make-line-markup + (list + (make-simple-markup + (vector-ref #("C" "D" "E" "F" "G" "A" "B") (ly:pitch-notename pitch))) + (accidental->markup (ly:pitch-alteration pitch))))) + +(define (pitch-alteration-semitones pitch) + (inexact->exact (round (* (ly:pitch-alteration pitch) 2)))) + +(define-safe-public ((chord-name->german-markup B-instead-of-Bb) pitch) + "Return pitch markup for PITCH, using german note names. + If B-instead-of-Bb is set to #t real german names are returned. + Otherwise semi-german names (with Bb and below keeping the british names) " - (let* ((tonic-markup (pitch->chord-name-markup-banter tonic steps)) - (except-markup - - ;; see below. - (if exception-part exception-part `(,simple-markup "fixme"))) - (sep-markup (list simple-markup - (if (and (string-match "super" (format "~s" except-markup)) - (or (pair? additions) - (pair? subtractions))) - "/" "") - )) - (adds-markup (chord::additions->markup-banter additions subtractions)) - (subs-markup (chord::subtractions->markup-banter subtractions)) - (b+i-markup (chord::bass-and-inversion->markup-banter bass-and-inversion))) - - `(,line-markup - (,tonic-markup - ,except-markup - ,sep-markup - (,raise-markup 0.3 - (,line-markup (,adds-markup ,subs-markup)) - ) - ,b+i-markup - )) - )) - -(define (c++-pitch->scm p) - (if (ly:pitch? p) - (list (ly:pitch-octave p) (ly:pitch-notename p) (ly:pitch-alteration p)) - #f)) - -(define-public (chord::name-banter tonic exception-part unmatched-steps - bass-and-inversion steps) - (let ((additions (chord::additions unmatched-steps)) - (subtractions (chord::subtractions unmatched-steps))) - - (chord::inner-name-banter tonic exception-part additions subtractions - bass-and-inversion steps))) - - -(define (chord::restyle name style) - (primitive-eval ;; "UGGHGUGHUGHG" - - (string->symbol - (string-append (symbol->string name) - (symbol->string style))))) - - -;; this is unintelligible. -;; - -; -; - what's a helper, and why isn't it inside another function? -; -; what is going out, what is coming in, howcome it produces #f -; in some cases? -; - -(define (chord::exceptions-lookup-helper - exceptions-alist try-steps unmatched-steps exception-part) - " - - check exceptions-alist for biggest matching part of try-steps - return (MATCHED-EXCEPTION . UNMATCHED-STEPS) - + (let* ((name (ly:pitch-notename pitch)) + (alt-semitones (pitch-alteration-semitones pitch)) + (n-a (if (member (cons name alt-semitones) `((6 . -1) (6 . -2))) + (cons 7 (+ (if B-instead-of-Bb 1 0) alt-semitones)) + (cons name alt-semitones)))) + (make-line-markup + (list + (make-simple-markup + (vector-ref #("C" "D" "E" "F" "G" "A" "H" "B") (car n-a))) + (make-normal-size-super-markup + (accidental->markup (/ (cdr n-a) 2))))))) + +(define-safe-public (note-name->german-markup pitch) + (let* ((name (ly:pitch-notename pitch)) + (alt-semitones (pitch-alteration-semitones pitch)) + (n-a (if (member (cons name alt-semitones) `((6 . -1) (6 . -2))) + (cons 7 (+ 1 alt-semitones)) + (cons name alt-semitones)))) + (make-line-markup + (list + (string-append + (list-ref '("c" "d" "e" "f" "g" "a" "h" "b") (car n-a)) + (if (or (equal? (car n-a) 2) (equal? (car n-a) 5)) + (list-ref '( "ses" "s" "" "is" "isis") (+ 2 (cdr n-a))) + (list-ref '("eses" "es" "" "is" "isis") (+ 2 (cdr n-a))))))))) + +(define-public ((chord-name->italian-markup re-with-eacute) pitch) + "Return pitch markup for PITCH, using italian/french note names. + If re-with-eacute is set to #t, french 'ré' is returned for D instead of 're' " - (if (pair? try-steps) - ;; FIXME: junk '(0 . 0) from exceptions lists? - ;; if so: how to handle first '((0 . 0) . #f) entry? - ;; - ;; FIXME: either format exceptions list as real pitches, ie, - ;; including octave '((0 2 -1) ..), or drop octave - ;; from rest of calculations, - (let ((entry (assoc - (map (lambda (x) (pitch->note-name x)) - (append '((0 0 0)) try-steps)) - exceptions-alist))) - (if entry - (chord::exceptions-lookup-helper - #f '() unmatched-steps (cdr entry)) - (let ((r (reverse try-steps))) - (chord::exceptions-lookup-helper - exceptions-alist - (reverse (cdr r)) - (cons (car r) unmatched-steps) #f)))) - (cons exception-part unmatched-steps))) - -;; see above. - -(define (chord::exceptions-lookup style steps) - " - return (MATCHED-EXCEPTION . BASE-CHORD-WITH-UNMATCHED-STEPS) - BASE-CHORD-WITH-UNMATCHED-STEPS always includes (tonic 3 5) - + (let* ((name (ly:pitch-notename pitch)) + (alt (ly:pitch-alteration pitch))) + (make-line-markup + (list + (make-simple-markup + (vector-ref + (if re-with-eacute + #("Do" "Ré" "Mi" "Fa" "Sol" "La" "Si") + #("Do" "Re" "Mi" "Fa" "Sol" "La" "Si")) + name)) + (accidental->markup-italian alt) + )))) + +;; fixme we should standardize on omit-root (or the other one.) +;; perhaps the default should also be reversed --hwn +(define-safe-public (sequential-music-to-chord-exceptions seq . rest) + "Transform sequential music SEQ of type <>-\\markup{ foobar } +to (cons CDE-PITCHES FOOBAR-MARKUP), or to (cons DE-PITCHES +FOOBAR-MARKUP) if OMIT-ROOT is given and non-false. " - (let* ((result (chord::exceptions-lookup-helper - (chord::restyle 'chord::names-alist- style) - steps '() #f)) - (exception-part (car result)) - (unmatched-steps (cdr result)) - (matched-steps (if (= (length unmatched-steps) 0) - 3 - (+ 1 (- (length steps) - (length unmatched-steps))))) - (unmatched-with-1-3-5 - (append (do ((i matched-steps (- i 1)) - (base '() (cons `(0 ,(* (- i 1) 2) 0) base))) - ((= i 0) base) - ()) - unmatched-steps))) - (list exception-part unmatched-with-1-3-5))) - - -(define (chord::name->markup style tonic steps bass-and-inversion) - (let* ((lookup (chord::exceptions-lookup style steps)) - (exception-part (car lookup)) - (unmatched-steps (cadr lookup)) - (func (chord::restyle 'chord::name- style)) - ) - - - (func tonic exception-part unmatched-steps bass-and-inversion steps))) - -;; C++ entry point -;; -;; Check for each subset of chord, full chord first, if there's a -;; user-override. Split the chord into user-overridden and to-be-done -;; parts, complete the missing user-override matched part with normal -;; chord to be name-calculated. -;; -;; CHORD: (pitches (bass . inversion)) -(define-public (chord->markup style chord) - (let* ((pitches (map c++-pitch->scm (car chord))) - (modifiers (cdr chord)) - (bass-and-inversion (if (pair? modifiers) - (cons (c++-pitch->scm (car modifiers)) - (c++-pitch->scm (cdr modifiers))) - '(() . ()))) - (diff (pitch::diff '(0 0 0) (car pitches))) - (steps (if (cdr pitches) (map (lambda (x) - (pitch::transpose x diff)) - (cdr pitches)) - '()))) - - (chord::name->markup style (car pitches) steps bass-and-inversion) - )) - -;;; -;;; American style -;;; - - -;; NOTE: Duplicates of chord names defined elsewhere occur in this list -;; in order to prevent spurious superscripting of various chord names, -;; such as maj7, maj9, etc. -;; -;; See input/test/american-chords.ly -;; -;; James Hammons, -;; - -;; DONT use non-ascii characters, even if ``it works'' in Windows - -(define-public chord::names-alist-american '()) - -(set! chord::names-alist-american - (append - `( - (((0 . 0)) . ,empty-markup) - (((0 . 0) (2 . 0)) . ,empty-markup) - ;; Root-fifth chord - (((0 . 0) (4 . 0)) . (,simple-markup "5")) - ;; Common triads - (((0 . 0) (2 . -1)) . (,simple-markup "m")) - (((0 . 0) (3 . 0) (4 . 0)) . (,simple-markup "sus")) - (((0 . 0) (2 . -1) (4 . -1)) . (,simple-markup "dim")) -;Alternate: (((0 . 0) (2 . -1) (4 . -1)) . ("" (super "o"))) - (((0 . 0) (2 . 0) (4 . 1)) . (,simple-markup "aug")) -;Alternate: (((0 . 0) (2 . 0) (4 . 1)) . ("+")) - (((0 . 0) (1 . 0) (4 . 0)) . (,simple-markup "2")) - ;; Common seventh chords - (((0 . 0) (2 . -1) (4 . -1) (6 . -2)) . - (,line-markup - ((,super-markup (,simple-markup "o")) - (,simple-markup " 7")))) - (((0 . 0) (2 . 0) (4 . 0) (6 . 0)) . (,simple-markup "maj7")) - ;; urg! should use (0 . 0 2 . -1) -> "m", and add "7" to that!! - (((0 . 0) (2 . -1) (4 . 0) (6 . -1)) . (,simple-markup "m7")) - (((0 . 0) (2 . 0) (4 . 0) (6 . -1)) . (,simple-markup "7")) - (((0 . 0) (2 . -1) (4 . 0) (6 . 0)) . (,simple-markup "m(maj7)")) - ;jazz: the delta, see jazz-chords.ly - ;;(((0 . 0) (2 . -1) (4 . -1) (6 . -2)) . (super ((font-family . math) "N")) - ;; slashed o - (((0 . 0) (2 . -1) (4 . -1) (6 . -1)) . - (,line-markup - ((,super-markup - (,combine-markup (,simple-markup "o") - (,simple-markup "/"))) - (,simple-markup " 7")))) - (((0 . 0) (2 . 0) (4 . 1) (6 . -1)) . (,simple-markup "aug7")) - (((0 . 0) (2 . 0) (4 . -1) (6 . 0)) - . (,line-markup - ((,simple-markup "maj7") - (,small-markup (,raise-markup 0.2 ,(accidental-markup -1))) - (,simple-markup "5")))) - (((0 . 0) (2 . 0) (4 . -1) (6 . -1)) . - (,line-markup - ((,simple-markup "7") - (,small-markup (,raise-markup 0.2 ,(accidental-markup -1))) - (,simple-markup "5")))) - (((0 . 0) (3 . 0) (4 . 0) (6 . -1)) . (,simple-markup "7sus4")) - ;; Common ninth chords - (((0 . 0) (2 . 0) (4 . 0) (5 . 0) (1 . 0)) . (,simple-markup "6/9")) ;; we don't want the '/no7' - (((0 . 0) (2 . 0) (4 . 0) (5 . 0)) . (,simple-markup "6")) - (((0 . 0) (2 . -1) (4 . 0) (5 . 0)) . (,simple-markup "m6")) - (((0 . 0) (2 . 0) (4 . 0) (1 . 0)) . (,simple-markup "add9")) - (((0 . 0) (2 . 0) (4 . 0) (6 . 0) (1 . 0)) . (,simple-markup "maj9")) - (((0 . 0) (2 . 0) (4 . 0) (6 . -1) (1 . 0)) . (,simple-markup "9")) - (((0 . 0) (2 . -1) (4 . 0) (6 . -1) (1 . 0)) . (,simple-markup "m9")) - - ) - chord::names-alist-american)) - -;; American style chordnames use no "no", -;; but otherwise very similar to banter for now -(define-public (chord::name-american tonic exception-part unmatched-steps - bass-and-inversion steps) - (let ((additions (chord::additions unmatched-steps)) - (subtractions #f)) - (chord::inner-name-banter tonic exception-part additions subtractions - bass-and-inversion steps))) - -;;; -;;; Jazz style -;;; - - - -;; Jazz chords, by Atte Andr'e Jensen -;; NBs: This uses the american list as a bass. -;; Some defs take up more than one line, -;; be carefull when messing with ;'s!! - - -;; FIXME -;; -;; This is getting out-of hand? Only exceptional chord names that -;; cannot be generated should be here. -;; Maybe we should have inner-name-jazz and inner-name-american functions; -;; -;; -;; -;; DONT use non-ascii characters, even if ``it works'' in Windows - -(define mathm-markup-object `(,override-markup (font-family . math) (,simple-markup "M"))) -(define mraise-arg `(,line-markup - ((,simple-markup "m") - (,raise-markup 0.5 (,simple-markup arg))))) - -(define (raise-some-for-jazz arg-list) - (define (do-one x) - (case x - ("@" `(,raise-markup 0.3 ,(accidental-markup -1))) - ("#" `(,raise-markup 0.3 ,(accidental-markup 1))) - (else `(,raise-markup 0.8 ,x)))) - - `(line-markup ,(map do-one arg-list))) - -(define-public chord::names-alist-jazz '()) -(set! chord::names-alist-jazz - (append - '( - ;; major chords - ; major sixth chord = 6 - (((0 . 0) (2 . 0) (4 . 0) (5 . 0)) . - (,raise-markup 0.5 (,simple-markup "6"))) - ; major seventh chord = triangle - ;; shouldn't this be a filled black triange, like this: ? --jcn - ;; (((0 . 0) (2 . 0) (4 . 0) (6 . 0)) . (((raise . 0.5)((font-family . math) "N")))) - (((0 . 0) (2 . 0) (4 . 0) (6 . 0)) . - (,raise-markup - 0.5 - ,mathm-markup-object - )) - - ; major chord add nine = add9 - (((0 . 0) (2 . 0) (4 . 0) (1 . 0)) . (,raise-markup 0.5 (,simple-markup "add9"))) - ; major sixth chord with nine = 6/9 - (((0 . 0) (2 . 0) (4 . 0) (5 . 0) (1 . 0)) . (,raise-markup 0.5 (,simple-markup "add9"))) - - ;; minor chords - ; minor sixth chord = m6 - (((0 . 0) (2 . -1) (4 . 0) (5 . 0)) . - ,(mraise-arg "6")) - - ;; minor major seventh chord = m triangle - ;; shouldn't this be a filled black triange, like this: ? --jcn - ;;(((0 . 0) (2 . -1) (4 . 0) (6 . 0)) . (columns ("m") ((raise . 0.5)((font-family . math) "N")))) - (((0 . 0) (2 . -1) (4 . 0) (6 . 0)) . - (,line-markup ((,simple-markup "m") ,mathm-markup-object))) - ; minor seventh chord = m7 - (((0 . 0) (2 . -1) (4 . 0) (6 . -1)) . ,(mraise-arg "7")) - ; minor sixth nine chord = m6/9 - (((0 . 0) (2 . -1) (4 . 0) (5 . 0) (1 . 0)) . ,(mraise-arg "6/9")) - - ; minor with added nine chord = madd9 - (((0 . 0) (2 . -1) (4 . 0) (1 . 0)) . ,(mraise-arg "madd9")) - - ; minor ninth chord = m9 - (((0 . 0) (2 . -1) (4 . 0) (6 . -1) (1 . 0)) . ,(mraise-arg "add9")) - - ;; dominant chords - ; dominant seventh = 7 - (((0 . 0) (2 . 0) (4 . 0) (6 . -1)) . (,raise-markup 0.5 (,simple-markup "7"))) - ; augmented dominant = +7 - ;(((0 . 0) (2 . 0) (4 . +1) (6 . -1)) . (((raise . 0.5) "+7"))) ; +7 with both raised - (((0 . 0) (2 . 0) (4 . +1) (6 . -1)) . - (,line-markup ((,simple-markup "+") - (,raise-markup 0.5 (,simple-markup "7"))))) ; +7 with 7 raised - ;(((0 . 0) (2 . 0) (4 . +1) (6 . -1)) . (columns((raise . 0.5) "7(") - ; ((raise . 0.3)(music (named ("accidentals-1")))) - ; ((raise . 0.5) "5)"))); 7(#5) - ; dominant flat 5 = 7(b5) - - (((0 . 0) (2 . 0) (4 . -1) (6 . -1)) . ,(raise-some-for-jazz '( "7(" "@" "5)" ))) - - ; dominant 9 = 7(9) - (((0 . 0) (2 . 0) (4 . 0) (6 . -1) (1 . 0)) . - ,(raise-some-for-jazz '("7(9)"))) - ; dominant flat 9 = 7(b9) - (((0 . 0) (2 . 0) (4 . 0) (6 . -1) (1 . -1)) . - ,(raise-some-for-jazz '("7(" "@" "9)"))) - - ; dominant sharp 9 = 7(#9) - (((0 . 0) (2 . 0) (4 . 0) (6 . -1) (1 . +1)) . - ,(raise-some-for-jazz '("7(" "#" "9)"))) - - ; dominant 13 = 7(13) - (((0 . 0) (2 . 0) (4 . 0) (6 . -1) (5 . 0)) . - ,(raise-some-for-jazz "7(13)")) - ; dominant flat 13 = 7(b13) - (((0 . 0) (2 . 0) (4 . 0) (6 . -1) (5 . -1)) . - ,(raise-some-for-jazz '( "7(" "@" "13)"))) - - ; dominant 9, 13 = 7(9,13) - (((0 . 0) (2 . 0) (4 . 0) (6 . -1) (1 . 0) (5 . 0)) . - ,(raise-some-for-jazz '("7(9, 13)"))) - ; dominant flat 9, 13 = 7(b9,13) - (((0 . 0) (2 . 0) (4 . 0) (6 . -1) (1 . -1) (5 . 0)) . - ,(raise-some-for-jazz '("7(" "@" "9, 13)"))) - - ; dominant sharp 9, 13 = 7(#9,13) - (((0 . 0) (2 . 0) (4 . 0) (6 . -1) (1 . +1) (5 . 0)) . - ,(raise-some-for-jazz '("7(" "#" "9,13)"))) - - ; dominant 9, flat 13 = 7(9,b13) - (((0 . 0) (2 . 0) (4 . 0) (6 . -1) (1 . 0) (5 . -1)) . - ,(raise-some-for-jazz "7(9, " "@" "13)")) - - ; dominant flat 9, flat 13 = 7(b9,b13) - (((0 . 0) (2 . 0) (4 . 0) (6 . -1) (1 . -1) (5 . -1)) . - ,(raise-some-for-jazz '("7(" "@" "9, " "@" "13)"))) - - ; dominant sharp 9, flat 13 = 7(#9,b13) - (((0 . 0) (2 . 0) (4 . 0) (6 . -1) (1 . +1) (5 . -1)) . - ,(raise-some-for-jazz '("7(" "#" "9, " "@" "13)"))) - - ;; diminished chord(s) - ; diminished seventh chord = o - - - ;; DONT use non-ascii characters, even if ``it works'' in Windows - - ;;(((0 . 0) (2 . -1) (4 . -1) (6 . -2)) . ((raise . 0.8) (size . -2) ("o"))) - (((0 . 0) (2 . -1) (4 . -1) (6 . -2)) . - (,super-markup (,simple-markup "o"))) - - ;; half diminshed chords - ;; half diminished seventh chord = slashed o - ;; (((0 . 0) (2 . -1) (4 . -1) (6 . -1)) . (((raise . 0.8) "/o"))) - (((0 . 0) (2 . -1) (4 . -1) (6 . -1)) . - (,line-markup (,super-markup - (,combine-markup (,simple-markup "o") (,simple-markup "/"))) - (,simple-markup " 7"))) - ; half diminished seventh chord with major 9 = slashed o cancelation 9 - (((0 . 0) (2 . -1) (4 . -1) (6 . -1) (1 . 0)) . - ,(raise-some-for-jazz '("/o(" "!" "9)"))) - -;; Missing jazz chord definitions go here (note new syntax: see american for hints) - - ) - chord::names-alist-american)) - -(define (step->markup-alternate-jazz pitch) - `(,line-markup - (,(accidental-markup (caddr pitch)) - (,simple-markup (number->string (+ (cadr pitch) (if (= (car pitch) 0) 1 8))))))) - -(define (step->markup-jazz pitch) - (if (= (cadr pitch) 6) - (case (caddr pitch) - ;; sharp 7 only included for completeness? - ((-2) `(,line-markup - ( - (,(accidental-markup -1) - (,simple-markup "7")) - ))) - ((-1) `(,simple-markup "7")) - ((0) `(,simple-markup "maj7")) - ((1) `(,line-markup - (,(accidental-markup 1) - (,simple-markup "7")))) - ((2) `(,line-markup - (,(accidental-markup 1) - (,simple-markup "7")))) - ) - (step->markup-alternate-jazz pitch))) - -(define (xchord::additions->markup-jazz additions subtractions) - (if (pair? additions) - (list line-markup - (let ((step (step->markup-jazz (car additions)))) - (if (or (pair? (cdr additions)) - (pair? subtractions)) - (list step (list simple-markup "/")) - (list step))) - (chord::additions->markup-jazz (cdr additions) subtractions)) - empty-markup - )) - -(define (chord::>5? x) - (or (> (car x) 0) - (> (cadr x) 4))) - - -;; FIXME: -;; Perhaps all logic like this should be done earlier, -;; so that in this markup-construction printing phase -;; we can just blindly create markup from all additions. -;; -;; This depends maybe on the fact of code sharing, -;; in this layout, we can share the functions chord::additions -;; and chord::subtractions with banter. -(define (chord::additions->markup-jazz additions subtractions) - ;; FIXME - `(,line-markup - ( - ,(chord::additions<=5->markup-jazz (filter-out-list chord::>5? additions) - (filter-out-list chord::>5? subtractions)) - ,(chord::additions>5->markup-jazz (filter-list chord::>5? additions) - (filter-list chord::>5? subtractions))))) - - - -;; FIXME -(define (chord::additions<=5->markup-jazz additions subtractions) - (let ((sus (chord::sus-four-jazz additions))) - (if (pair? sus) - `(,line-markup ((,simple-markup "sus") - ,(step->markup-jazz (car sus)))) - empty-markup) - )) - - -(define (chord::additions>5->markup-jazz additions subtractions) - " -Compose markup of all additions - - * if there's a subtraction: - - add `add' - - list all up to highest - * list all steps that are below an chromatically altered step - " - - `(,line-markup - (,(if (not (null? subtractions)) - `(,simple-markup "add") - empty-markup) - ,(if #t - ;; FIXME - `(,simple-markup "fixme") - ;; this is totally incomprehensible. Fix me, and docme. - (let - ((radds (reverse additions))) + (define (chord-to-exception-entry m) + (let* ((elts (ly:music-property m 'elements)) + (omit-root (and (pair? rest) (car rest))) + (pitches (map (lambda (x) (ly:music-property x 'pitch)) + (filter + (lambda (y) (memq 'note-event + (ly:music-property y 'types))) + elts))) + (sorted (sort pitches ly:pitch5->markup-jazz-helper - radds - subtractions - (if (or (null? subtractions) (null? radds)) - #f (car radds))))) - - ) - - ))) - -(define (chord::additions>5->markup-jazz-helper additions subtractions list-step) - " -Create markups for all additions -If list-step != #f, list all steps down to 5 -If we encounter a chromatically altered step, turn on list-step -" - - (if list-step - (if (not (member list-step subtractions)) - (if (> 5 (cadr list-step)) - (cons (step->markup-jazz list-step) - (chord::additions>5->markup-jazz-helper - additions - subtractions - (chord::get-create-step additions - (- (cadr list-step) 2)))) - (step->markup-jazz list-step)) - (chord::get-create-step additions (- (cadr list-step) 2))) - (if (pair? additions) - (let ((step (car additions))) - (cons (step->markup-jazz step) - (chord::additions>5->markup-jazz-helper - (cdr additions) - subtractions - (if (or (and (!= 6 (cadr step)) (!= 0 (caddr step))) - (and (= 6 (cadr step)) (!= -1 (caddr step)))) - (chord::get-create-step additions (- (cadr step) 2)) - #f)))) - '()))) - -(define (chord::sus-four-jazz chord-pitches) - "List of pitches that are step 2 or step 4" - - (filter-list (lambda (x) - (and (= 0 (car x)) - (or (= 1 (cadr x)) (= 3 (cadr x))))) chord-pitches)) - -(define (chord::get-create-step steps n) - (let* ((i (if (< n 0) (+ n 7) n)) - (found (filter-list (lambda (x) (= i (cadr x))) steps))) - (if (null? found) - (if (!= i 6) - (list 0 i 0) - (list 0 6 -1)) - (car found)))) - -(define (chord::subtractions->markup-jazz subtractions) - (if (pair? subtractions) - `(,line-markup - (,(if (= 5 (cadr (car subtractions))) - `(,line-markup - ((,simple-markup "omit") - - ,(let - ((step (step->markup-jazz (car subtractions)))) - (if (pair? (cdr subtractions)) - `(,line-markup ( step (,simple-markup "/"))) - step)))) - empty-markup) - ,(chord::subtractions->markup-jazz (cdr subtractions)))) - empty-markup)) - -;; TODO: maybe merge with inner-name-banter -;; Combine tonic, exception-part of chord name, -;; additions, subtractions and bass or inversion into chord name -(define (chord::inner-name-jazz tonic exception-part additions subtractions - bass-and-inversion steps) - `(,line-markup - ( - ,(pitch->chord-name-markup-banter tonic steps) - ,exception-part - ;; why does list->string not work, format seems only hope... - ,(if (and (string-match "super" (format "~s" exception-part)) - (or (pair? additions) - (pair? subtractions))) - (list super-markup (list simple-markup "/")) - empty-markup - - ) - - (,super-markup - (,line-markup - ( - ,(chord::additions->markup-jazz additions subtractions) - ,(chord::subtractions->markup-jazz subtractions)))) - - ,(chord::bass-and-inversion->markup-banter bass-and-inversion)))) - -;; Jazz style--basically similar to american with minor changes -;; -;; Consider Dm6. When we get here: -;; tonic = '(0 1 0) (note d=2) -;; steps = '((0 0 0) '(0 2 -1) (0 4 0) (0 5 0)) -;; steps are transposed for tonic c, octave 0, -;; so (car steps) is always (0 0 0) -;; except = ("m") -;; assuming that the exceptions-alist has an entry -;; '(((0 . 0) (2 . -1)) . ("m")) -;; (and NOT the full chord, like std jazz list, ugh) -;; unmatch = '((0 0 0) (0 2 0) (0 4 0) (0 5 0)) -;; subtract= '() -;; -;; You can look very easily what happens, if you add some write-me calls, -;; and run lilypond on a simple file, eg, containing only the chord c:m6: -;; -;; (let ((additions (write-me "adds: " -;; (chord::additions (write-me "unmatched:" -;; unmatched-steps)))) -;; -;; If you set subtract #f, the chord::inner-name-jazz does not see any -;; subtractions, ever, so they don't turn up in the chord name. -;; -(define-public (chord::name-jazz tonic exception-part unmatched-steps - bass-and-inversion steps) - (let ((additions (chord::additions unmatched-steps)) - ;; get no 'omit' or 'no' - ;; (subtractions #f)) - (subtractions (chord::subtractions unmatched-steps))) - - (chord::inner-name-jazz tonic exception-part additions subtractions - bass-and-inversion steps))) - -;; wip (set! chord::names-alist-jazz -(define chord::names-alist-jazz - (append - `( - (((0 . 0) (2 . -1)) . (,simple-markup "m")) - - ;; some fixups -- jcn - ; major seventh chord = triangle - (((0 . 0) (2 . 0) (4 . 0) (6 . 0)) . - (,raise-markup 0.5 ,mathm-markup-object)) - - ;; minor major seventh chord = m triangle - (((0 . 0) (2 . -1) (4 . 0) (6 . 0)) . - (,line-markup ((,simple-markup "m") - (,raise-markup 0.5 ,mathm-markup-object)))) - ;; (((0 . 0) (2 . -1) (4 . 0) (6 . 0)) . (columns ("m") ((raise . 0.5)((font-family . math) "M")))) - - ) - ;; '())) - chord::names-alist-american)) - -;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; - - -(define-public (new-chord-name-brew-molecule grob) - (let* - ( - (style-prop (ly:get-grob-property grob 'style)) - (style (if (symbol? style-prop) style-prop 'banter)) - (chord (ly:get-grob-property grob 'chord)) - (chordf (ly:get-grob-property grob 'chord-name-function)) - (ws (ly:get-grob-property grob 'word-space)) - (markup (chordf style chord)) - (molecule (interpret-markup grob - (cons '((word-space . 0.0)) - (Font_interface::get_property_alist_chain grob)) - markup)) - ) - - - ;;; TODO: BUG : word-space is in local staff-space (?) - (if (number? ws) - (ly:combine-molecule-at-edge molecule - X RIGHT (ly:make-molecule "" (cons 0 ws) '(-1 . 1) ) - 0.0) - molecule) - )) + ;; ugh? + ;;(diff (ly:pitch-diff root (ly:make-pitch -1 0 0))) + ;; FIXME. This results in # ..., + ;; but that is what we need because default octave for + ;; \chords has changed to c' too? + (diff (ly:pitch-diff root (ly:make-pitch 0 0 0))) + (normalized (map (lambda (x) (ly:pitch-diff x diff)) sorted)) + (texts (map (lambda (x) (ly:music-property x 'text)) + (filter + (lambda (y) (memq 'text-script-event + (ly:music-property y 'types))) + elts))) + + (text (if (null? texts) #f (if omit-root (car texts) texts)))) + (cons (if omit-root (cdr normalized) normalized) text))) + + (define (is-event-chord? m) + (and + (memq 'event-chord (ly:music-property m 'types)) + (not (equal? ZERO-MOMENT (ly:music-length m))))) + + (let* ((elts (filter is-event-chord? (ly:music-property seq 'elements))) + (alist (map chord-to-exception-entry elts))) + (filter (lambda (x) (cdr x)) alist)))