--- /dev/null
+\version "1.7.17"
+\header {
+ title = "Gregorian Scripts"
+ date = "2003"
+ texidoc = "
+
+Gregorian Scripts:
+
+ictus, circulus, semicirculus, accentus, episem.
+
+TODO: augmentum.
+
+FIXME: when applying an episem within a ligature, the TextSpanner's width
+collapses to 0.0.
+
+FIXME: clef does not show on each line
+
+FIXME: horizontal spacing (ragged right mode)
+
+FIXME: padding/minimum-distance is fragile.
+
+"}
+
+\include "paper26.ly"
+\include "gregorian-init.ly"
+
+cantus = \notes \relative c' {
+ \clef "vaticana_do2"
+
+ a-\ictus
+ a-\circulus
+ a-\semicirculus
+ a-\accentus
+
+ %{ %% TODO: augmentum:
+ a-\augmentum
+ \[ \augmentumInitium b \flexa a \augmentumFinis \]
+ %}
+
+ a \episemInitium b \flexa a \episemFinis
+
+ \[ a \episemInitium b \flexa a \episemFinis \]
+}
+
+\score {
+ \context VaticanaStaff <
+ \context VaticanaVoice <
+ \cantus
+ >
+ >
+ \paper {
+ stafflinethickness = \staffspace / 5.0
+ linewidth = 70.0
+ width = 60.0
+ indent = 0.0
+ raggedright = ##t
+
+% width = 15.0 \cm %%% no effect?
+% gourlay_maxmeasures = 1. %%% no effect?
+% arithmetic_basicspace = 0.0 %%% no effect?
+% arithmetic_multiplier = 0.\pt %%% no effect?
+
+ \translator {
+ \VoiceContext
+ \name VaticanaVoice
+ \alias Voice
+ \remove "Stem_engraver"
+ \remove Ligature_bracket_engraver
+ \consists Vaticana_ligature_engraver
+ NoteHead \set #'style = #'vaticana_punctum
+ Script \set #'padding = #0.0
+
+ % prepare TextSpanner for \episem{Initium|Finis} use
+ TextSpanner \set #'type = #'line
+ TextSpanner \set #'edge-height = #'(0 . 0)
+ TextSpanner \set #'padding = #0.5
+ TextSpanner \set #'edge-text = #'("" . "")
+ }
+ \translator {
+ \StaffContext
+ \name VaticanaStaff
+ \alias Staff
+ \accepts VaticanaVoice
+ \remove Bar_engraver
+ \consists Custos_engraver
+ StaffSymbol \set #'line-count = #4
+% StaffSymbol \set #'width = #60.0 % FIXME: should be \linewidth
+ TimeSignature \set #'transparent = ##t
+ KeySignature \set #'style = #'vaticana
+ Accidental \set #'style = #'vaticana
+ Custos \set #'style = #'vaticana
+ Custos \set #'neutral-position = #3
+ Custos \set #'neutral-direction = #-1
+ Custos \set #'adjust-if-on-staffline = ##t
+ }
+ \translator {
+ \HaraKiriStaffContext
+ \accepts VaticanaVoice
+ }
+ \translator {
+ \ScoreContext
+ \accepts VaticanaStaff
+ \remove Bar_number_engraver
+ }
+ }
+}
fet_begingroup ("scripts")
+fet_beginchar("ictus", "ictus", "ictus")
+ save ht, wd;
+ ht# = .35 staff_space#;
+ wd# = stafflinethickness#;
+ define_pixels(wd, ht);
+ pickup pencircle
+ xscaled wd
+ yscaled blot_diameter;
+ set_char_box(wd#/2, wd#/2, ht#/2, ht#/2);
+ x1 = 0; top y1 = ht/2;
+ x2 = 0; bot y2 = -ht/2;
+ draw z1 -- z2;
+fet_endchar;
+
+
+def draw_accentus =
+ save thick, thin, ht, wd;
+ thin# = 1 stafflinethickness#;
+ thick# = 1.2 stafflinethickness#;
+ ht# = .35 staff_space#;
+ wd# = .25 staff_space#;
+ define_pixels(wd, ht, thin, thick);
+ z1 = z2 = (-wd/2 + thin/2, -ht/2 + thin/2);
+ z3 = z4 = (wd/2 - thick/2, ht/2 - thick/2);
+ penpos1(thin, angle(z1-z3));
+ penpos2(thin, angle(z1-z3)+90);
+ penpos3(thick, angle(z3-z1)+90);
+ penpos4(thick, angle(z3-z1));
+ fill z1r .. z2r -- z3l .. z4r .. z3r -- z2l .. cycle;
+ set_char_box(wd#/2, wd#/2, ht#/2, ht#/2);
+enddef;
+
+fet_beginchar("accentus up", "uaccentus", "uaccentus")
+ draw_accentus;
+fet_endchar;
+
+fet_beginchar("accentus down", "daccentus", "daccentus")
+ draw_accentus;
+ y_mirror_char;
+fet_endchar;
+
+
+def draw_half_ellipse(expr ellips_width, ellips_height) =
+ save width, height, thin, thick;
+ width# = ellips_width;
+ height# = ellips_height;
+ define_pixels(width, height);
+
+ thin = thick = 0.6 stafflinethickness;
+ penpos1(thick, 0);
+ penpos2(thin, -90);
+ z1r = (width/2, 0);
+ z2r = (0, -height/2);
+ penlabels(1,2);
+ penstroke z1e{down} .. {left}z2e;
+ addto currentpicture also currentpicture xscaled -1;
+enddef;
+
+fet_beginchar("half circle", "usemicirculus", "usemicirculus")
+ draw_half_ellipse(5/16 staff_space#, 5/16 staff_space#);
+ currentpicture := currentpicture yscaled -1;
+ set_char_box(width#/2, width#/2, 0, height#/2);
+fet_endchar;
+
+
+fet_beginchar("half circle", "dsemicirculus", "dsemicirculus")
+ draw_half_ellipse(5/16 staff_space#, 5/16 staff_space#);
+ set_char_box(width#/2, width#/2, height#/2, 0);
+fet_endchar;
+
+
+fet_beginchar("circle", "circulus", "circulus")
+ draw_half_ellipse(5/16 staff_space#, 5/16 staff_space#);
+ set_char_box(width#/2, width#/2, height#/2, height#/2);
+ addto currentpicture also currentpicture yscaled -1;
+fet_endchar;
+
+
+fet_beginchar("augmentum", "augmentum", "augmentum")
+ save diameter;
+ diameter# = 0.25 staff_space#;
+ define_pixels(diameter);
+ pickup pencircle scaled diameter;
+ draw (0,0);
+ set_char_box(diameter#/2, diameter#/2, diameter#/2, diameter#/2);
+fet_endchar;
+
+
def draw_signum_congruentiae =
save za, zb, zc, zd, ze, zf, zg, zh;
pair za, zb, zc, zd, ze, zf, zg, zh;
((script-molecule . (feta . ("dportato" . "uportato")))
(side-relative-direction . -1)))
+ ("accentus" .
+ ((script-molecule . (feta . ("uaccentus" . "uaccentus")))
+ (side-relative-direction . -1)
+ (follow-into-staff . #t)
+ (priority . -100)
+ (direction . 1)))
+ ("ictus" .
+ ((script-molecule . (feta . ("ictus" . "ictus")))
+ (side-relative-direction . -1)
+ (follow-into-staff . #t)
+ (priority . -100)
+ (direction . -1)))
+ ("semicirculus" .
+ ((script-molecule . (feta . ("dsemicirculus" . "dsemicirculus")))
+ (side-relative-direction . -1)
+ (follow-into-staff . #t)
+ (priority . -100)
+ (direction . 1)))
+ ("circulus" .
+ ((script-molecule . (feta . ("circulus" . "circulus")))
+ (side-relative-direction . -1)
+ (follow-into-staff . #t)
+ (priority . -100)
+ (direction . 1)))
+
("signumcongruentiae" .
((script-molecule . (feta . ("dsignumcongruentiae" . "usignumcongruentiae")))
(direction . 1)))
projects / lilypond.git / commitdiff