+% feta-klef.mf -- implement Clefs -*-Fundamental-*-
%
-% feta-klef.mf -- implement Clefs
-%
-% source file of the Feta (Font-En-Tja) music font
+% part of LilyPond's pretty-but-neat music font
+%
+% source file of the Feta (not the Font-En-Tja) music font
%
-% (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>,
-% Jan Nieuwenhuizen <jan@digicash.com>
+% (c) 1997--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>,
+% Jan Nieuwenhuizen <janneke@gnu.org>
-fet_begingroup("klef");
-def draw_staff(expr first, last)=
- pickup pencircle scaled stafflinethickness;
- for i:= first step 1 until last:
- draw (- interline, i* interline) .. (4 interline, i* interline);
- endfor
- enddef;
+fet_begingroup("clefs");
+%
+% [Ross] says that clefs take 1 staff_space space on the left and right
+%
+def set_horizontal_spacing =
+ save left_space ,right_space;
+ left_space# = 0;
+ right_space# = 0;
+enddef;
+
+
+% [Wanske] says the bulbs should be positioned about 1/4 right of the
+% "arrow"
def draw_c_clef (expr reduction) =
- save hair, norm, reduced_il;
- reduced_il#=interline#*reduction;
+ save hair, norm, reduced_il, right_edge;
+ reduced_il#=staff_space#*reduction;
norm#:=2/3reduced_il#;
hair#:=1/6norm#;
- define_pixels (hair,norm,reduced_il);
- set_char_box (0, 11/4interline#, 2 reduced_il#, 2 reduced_il#);
- % huh, what's y-zero?
- draw_block ((0,-d), (1/2reduced_il,h));
- draw_block ((1/2reduced_il+stafflinethickness,-d),
- (1/2reduced_il+2stafflinethickness,h));
+
+ set_horizontal_spacing;
+ right_edge# = 15/4norm#+2hair#;
+
+ set_char_box (left_space#, right_edge# + right_space#,
+ 2 reduced_il#, 2 reduced_il#);
+ define_pixels (hair,norm,reduced_il, right_edge);
+
+ draw_block ((0,-d), (3/4norm+1/2hair,h));
+ draw_block ((3/4norm+2hair,-d),
+ (3/4norm+7/2hair,h));
save xoff;
- xoff=1/2reduced_il+2hair;
+ xoff=3/4norm+7/2hair;
penpos1(hair,-90);
- z1l=(xoff+norm+hair/2,h);
- penpos2(norm-hair,180);
- z2l=(w,h/2);
+ z1l=(xoff+norm+hair,h);
+ penpos2(norm-3/2hair,180);
+ z2l=(right_edge,h/2);
penpos3(hair,90);
- z3=(((w-xoff)/2)+xoff,2hair);
- penpos4(hair,90);
- z4=(xoff+hair+1/2norm+hair,y3);
+ z3=(((right_edge -xoff)/2)+xoff,2hair);
+
+ penpos4(hair,0);
+ z4=(xoff+1/2norm+1/2hair,reduced_il-hair);
+
+ penpos5(4hair,0);
+ z5=(xoff+5/4hair,0);
+
+ penpos6(norm-hair,90);
+ z6=(xoff+3/4norm,0);
- penpos6(hair,-90);
- z6r=(xoff+norm+hair,-d);
+ penpos7(hair,-90);
+ z7r=(x1,-d);
save t; t=0.833;
save p; path p;
- p = z4r{right}..z3r{right}..tension t..z2r{up}
- ..z1r{left}..z1l{right}..z2l{down}
- ..z3l{left}..z4l{left};
+ p = z5l..z4l{up}..z4r{down}..z3r{right}..tension t..z2r{up}
+ ..tension t..z1r{left}..z1l{right}..tension t..z2l{down}
+ ..z3l{left}..z6r..z5r{down};
pickup pencircle scaled 1pt#;
- % boehoe, howto?
-% draw p..(p yscaled -1)..cycle;
- fill p..cycle;
- fill (p yscaled -1)..cycle;
- penlabels (1,2,3,4);
-
- % ugh, should be bulb, not flare
- draw_flare(z1l,180,90,hair,norm);
- draw_flare(z6r,180,-90,hair,norm+hair);
+ filldraw p..(reverse p yscaled -1)..cycle;
+ penlabels (1,2,3,4,5,6);
+
+ % ugh, should be bulb, not flare?
+ draw_flare(z1l,180,90,hair,norm-1/2hair);
+ draw_flare(z7r,180,-90,hair,norm-1/2hair);
enddef;
-fet_beginchar ("C clef", "ugh_alto", "ugh_altoclef")
+fet_beginchar ("C clef", "C", "altoclef")
if test = 1:
- draw_staff (-1,3);
+ draw_staff (-2,2, 0.0);
fi;
draw_c_clef (1.0);
fet_endchar;
-fet_beginchar ("C clef", "ugh_alto_change", "ugh_caltoclef")
+fet_beginchar ("C clef", "C_change", "caltoclef")
+ if test = 1:
+ draw_staff (-2,2, 0.0);
+ fi;
draw_c_clef (.8);
fet_endchar;
% [Wanske] says that the extreme x point should be exactly between
% the dots, but her picture shows that the extreme is ~ 0.2 ss lower
-def draw_bass_klef(expr exact_center, reduction) =
- save reduced_il, left_tilt, left_thick;
- reduced_il# = interline# * reduction;
- left_tilt = 5;
- define_pixels(reduced_il);
- left_thick = .25 reduced_il;
+def draw_bass_clef(expr exact_center, reduction) =
+ save reduced_il, left_tilt, left_thick, ball_to_right;
+ reduced_il# = staff_space# * reduction;
- set_char_box(
- - xpart exact_center+ .2 reduced_il#,
- xpart exact_center + 2.7 reduced_il#,
+ set_horizontal_spacing;
+ ball_to_right# = 2.1 reduced_il#;
+ set_char_box(left_space# +
+ - xpart exact_center,
+ right_space# +
+ xpart exact_center + ball_to_right# + 7/12 reduced_il#,
- ypart exact_center + 2.5 reduced_il#,
ypart exact_center +reduced_il#);
+
+ define_pixels(reduced_il, ball_to_right);
+ left_tilt = 5;
+ left_thick = .25 reduced_il;
+
x1r - x1l = left_thick;
z1l = (hround_pixels(xpart exact_center),
vround_pixels(ypart exact_center));
y2 = reduced_il;
- x3l - x1l = 2.1 reduced_il;
+ x3l - x1l = ball_to_right;
x2 = .5 [x1,x3];
x3l - x3r = .48 reduced_il;
- y3l = -0.05 interline;
+ y3l = -0.05 staff_space;
x4 = x1l - stafflinethickness;
y4 = -2.2 reduced_il;
z5 = (x3l + 1/3 reduced_il, .5 reduced_il);
labels(2,4);
penlabels(1,2,3,4);
- pickup pencircle scaled (.35 reduced_il);
+ save dot_diam;
+ 2 dot_diam = reduction* (staff_space - stafflinethickness);
+ pickup pencircle scaled dot_diam;
draw z5;
draw z5 yscaled -1;
enddef;
-fet_beginchar("F clef ", "bass", "bassclef")
+fet_beginchar("F clef ", "F", "bassclef")
if test = 1:
- draw_staff(-3,1);
+ draw_staff(-3,1, 0.0);
fi;
- draw_bass_klef((.5 interline#, 0), 1.0);
+ draw_bass_clef((.5 staff_space#, 0), 1.0);
fet_endchar;
-fet_beginchar("F clef (reduced)", "bass_change", "cbassclef")
- draw_bass_klef((.4 interline#, 0),0.8);
+fet_beginchar("F clef (reduced)", "F_change", "cbassclef")
+ draw_bass_clef((.4 staff_space#, 0),0.8);
fet_endchar;
%
% Inspired by Baerenreiter
%
-% FIXME top should be thinner at z8,
% FIXME bulb should curve (see bass clef)
% FIXME start (inside) should be little thinner
% FIXME parametrise.
-% FIXME should be a bit more upright
%
% Beste lezers, kijk,
% Ikzelf heb bijvoorbeeld over mijn eerste gave G-sleutel
% 35 kilobyte metafont, 12 patchlevels, 0 vriendinnen en 45 dagen gedaan
%
+% -- vrij naar Van Kooten & De Bie
+%
+
def draw_gclef (expr exact_center, reduction)=
save reduced_il, downstroke_dir, downstroke_angle, hair, center;
save breapth_factor, inner_thick_end, thinness, thickness, thinnib;
save inner_start_angle, thinness, thinpen;
- reduced_il# = interline# * reduction;
+ reduced_il# = staff_space# * reduction;
define_pixels(reduced_il);
pair downstroke_dir, center;
downstroke_dir = (14, -75);
breapth_factor = 11/7;
inner_thick_end = 45;
- inner_start_angle = angle(-1,-2);
+ inner_start_angle = downstroke_angle - 43;
thickness = .4 reduced_il - hair;
thinnib = thinness - hair;
thinpen = thinness;
- set_char_box(-xpart exact_center + breapth_factor* reduced_il#,
+ set_horizontal_spacing;
+
+ set_char_box(
+ left_space# +
+ -xpart exact_center + 1.0 * breapth_factor* reduced_il#,
+ right_space# +
xpart exact_center + .66 breapth_factor* reduced_il#,
-ypart exact_center + 3 * reduced_il#,
ypart exact_center + 5 * reduced_il#);
pickup pencircle scaled hair;
-
downstroke_angle = angle downstroke_dir;
- z1 = center + whatever * dir inner_start_angle;
+
+ z1 = center + whatever * dir (inner_start_angle);
x1 = xpart center -.28 reduced_il;
top z2r = center + (0,reduced_il + stafflinethickness/2);
center - z10= whatever * downstroke_dir;
center - z11 = whatever * downstroke_dir;
-
+ center - z14 = .8 (center - z11);
penpos1(thinnib, inner_start_angle);
penpos2(thickness, 90);
penpos3(thinnib, -90 + inner_thick_end);
penpos7(thickness, 135);
penpos8(1.5 thinnib, - 70 + angle downstroke_dir);
- penpos9(1.5 thickness, -80);
+ penpos9(1.4 thickness, -80); % ugh
penpos10(whatever, downstroke_angle + 10);
penpos11(thinnib, downstroke_angle + 90);
+ penpos14(thinnib, downstroke_angle + 90);
penpos12(thinnib, -90);
penpos13(3 thinnib, 180);
-
filldraw z2l{right} .. z3l.. z4l{left} .. z5l{up} .. z7l{up}
%.. z8l
+ .. tension 1.2
.. z9l & z9l ..
{downstroke_dir}z10l --- z11l -- z11r --- z10r{- downstroke_dir}
.. tension .8
- .. z9r & z9r
+ .. z9r & z9r{dir (downstroke_angle+ 40)} % ugh
%.. z8r
.. z7r{down} .. z5r{down} .. z4r{right}
.. z3r .. z2r{left} ..
draw_bulb(-1, z13l, lft z13r, 6/14 reduced_il, 1.0);
pickup pencircle scaled (thinpen);
- draw z10 --- z11 .. z12{left};
+ draw z10 --- z14 .. z11 .. tension 0.85 .. z12{left};
penlabels(range 1 thru 15);
enddef;
-fet_beginchar("G clef", "violin", "violinclef")
+fet_beginchar("G clef", "G", "trebleclef")
+ if test = 1:
+ draw_staff(-1,3, 0.0);
+ fi;
+ draw_gclef((1.7 staff_space#,0), 1.0);
+fet_endchar;
+fet_beginchar("G clef", "G_change", "ctrebleclef")
+ draw_gclef((1.3 staff_space#,0), .8);
+fet_endchar;
+
+%%%%%%%%
+%
+%
+%
+% Editio Vaticana
+%
+%
+%
+def draw_vaticana_do_clef(expr exact_center, reduction) =
+ save reduced_il;
+
+ reduced_il# = staff_space# * reduction;
+
+ set_char_box(0.4reduced_il#, 0.4reduced_il#, 0, reduced_il#);
+
+ define_pixels(reduced_il);
+
+ pickup pencircle xscaled stafflinethickness yscaled 0.6reduced_il;
+
+ save za, zb, zc, zd, ze, zf;
+ pair za, zb, zc, zd, ze, zf;
+
+ za = exact_center + (-0.0reduced_il, -.45reduced_il);
+ zb = exact_center + (-0.2reduced_il, -.50reduced_il);
+ zc = exact_center + (-0.4reduced_il, -.25reduced_il);
+ zd = exact_center + (-0.4reduced_il, +.25reduced_il);
+ ze = exact_center + (-0.2reduced_il, +.50reduced_il);
+ zf = exact_center + (-0.0reduced_il, +.45reduced_il);
+ draw za .. zb .. zc -- % lower punctum
+ zd .. ze .. zf; % upper punctum
+enddef;
+
+
+fet_beginchar("Ed. Vat. do clef", "vaticana_do", "vatdoclef")
+ if test = 1:
+ draw_staff(-1,3, 0.0);
+ fi;
+ draw_vaticana_do_clef((0,0), 1.0);
+fet_endchar;
+fet_beginchar("Ed. Vat. do clef", "vaticana_do_change", "vatcdoclef")
+ draw_vaticana_do_clef((0,0), 1.0); % no reduction
+fet_endchar;
+
+
+def draw_vaticana_fa_clef(expr exact_center, reduction) =
+
+ save reduced_il, z;
+ reduced_il# = staff_space# * reduction;
+ define_pixels(reduced_il);
+
+ save za, zb, zc, zd, ze;
+ pair za, zb, zc, zd, ze;
+
+ %stem
+ pickup pencircle scaled stafflinethickness;
+ xpart za = xpart zb =
+ xpart exact_center + 0.4reduced_il;
+ ypart za = ypart exact_center = ypart zb + 1.5reduced_il;
+ draw za .. zb;
+
+ %left-handed punctum
+ pickup pencircle xscaled stafflinethickness yscaled 0.5reduced_il;
+ zc = exact_center +
+ (+0.4reduced_il, -0.05reduced_il);
+ zd = exact_center +
+ (+0.2reduced_il, +0.05reduced_il);
+ ze = exact_center +
+ (+0.0reduced_il, +0.00reduced_il);
+ draw zc .. zd .. ze;
+
+ %right-handed puncta as in do clef
+ draw_vaticana_do_clef(
+ exact_center +
+ (+0.8reduced_il + 1.25stafflinethickness, 0),
+ reduction);
+
+ set_char_box(0.5reduced_il#, 1.5reduced_il#, 0, reduced_il#);
+enddef;
+
+
+fet_beginchar("Ed. Vat. fa clef", "vaticana_fa", "vatfaclef")
+ if test = 1:
+ draw_staff(-1,3, 0.0);
+ fi;
+ draw_vaticana_fa_clef((0,0), 1.0);
+fet_endchar;
+fet_beginchar("Ed. Vat. fa clef", "vaticana_fa_change", "vatcfaclef")
+ draw_vaticana_fa_clef((0,0), 1.0); % no reduction
+fet_endchar;
+
+%%%%%%%%
+%
+%
+%
+% Editio Medicaea
+%
+%
+%
+def draw_medicaea_do_clef(expr exact_center, reduction) =
+ save reduced_il, reduced_slt;
+ reduced_il# = staff_space# * reduction;
+ reduced_slt# = stafflinethickness# * reduction;
+ define_pixels(reduced_il);
+ define_pixels(reduced_slt);
+
+ save flag_height;
+ flag_height# = 0.5 reduced_il#;
+ define_pixels(flag_height);
+
+ %lower flag
+ save za, zb;
+ pair za, zb;
+ pickup pencircle xscaled reduced_slt yscaled flag_height;
+ xpart exact_center
+ = xpart za + 0.5 reduced_il
+ = xpart zb - 0.5 reduced_il;
+ ypart za = ypart exact_center - 0.5 flag_height
+ - 0.5 (staff_space - reduced_il);
+ ypart zb = ypart za - reduced_il + flag_height;
+ draw za .. zb;
+
+ %upper flag
+ save za, zb;
+ pair za, zb;
+ pickup pencircle xscaled reduced_slt yscaled flag_height;
+ xpart exact_center
+ = xpart za + 0.5 reduced_il
+ = xpart zb - 0.5 reduced_il;
+ ypart za = ypart exact_center - 0.5 flag_height
+ - 0.5 (staff_space - reduced_il)
+ + staff_space;
+ ypart zb = ypart za - reduced_il + flag_height;
+ draw za .. zb;
+
+ %stem
+ save za, zb;
+ pair za, zb;
+ pickup pencircle scaled reduced_slt;
+ xpart za = xpart zb = xpart exact_center - 0.5 reduced_il;
+ ypart exact_center
+ = ypart za + 1.5 reduced_il
+ = ypart zb - 1.5 reduced_il;
+ draw za .. zb;
+
+ set_char_box(0.5reduced_il#, 1.5reduced_il#,
+ 1.5reduced_il#, 1.5reduced_il#);
+enddef;
+
+
+fet_beginchar("Ed. Med. do clef", "medicaea_do", "meddoclef")
+ if test = 1:
+ draw_staff(-1,3, 0.0);
+ fi;
+ draw_medicaea_do_clef((0,0), 1.0);
+fet_endchar;
+fet_beginchar("Ed. Med. do clef", "medicaea_do_change", "cmeddoclef")
+ draw_medicaea_do_clef((0,0), .8);
+fet_endchar;
+
+
+def draw_medicaea_fa_clef(expr exact_center, reduction) =
+ % inspired by Regensburger Edition of Medicaea (1885/86), in:
+ % MGG, volume 2, col. 1327 ("Choralreform"), fig. 2.
+
+ save reduced_il, reduced_slt;
+ reduced_il# = staff_space# * reduction;
+ reduced_slt# = stafflinethickness# * reduction;
+ define_pixels(reduced_il);
+ define_pixels(reduced_slt);
+
+ save za, zb, zc, zd, ze;
+ pair za, zb, zc, zd, ze;
+
+ %stem
+ pickup pencircle scaled stafflinethickness;
+ xpart za = xpart zb =
+ xpart exact_center + 0.4reduced_il;
+ ypart za = ypart exact_center = ypart zb + 1.5reduced_il;
+ draw za -- zb;
+
+ %left-handed punctum
+ pickup pencircle xscaled reduced_slt yscaled reduced_il;
+ zc = exact_center +
+ (+0.4reduced_il, 0);
+ zd = exact_center +
+ (+0.0reduced_il, 0);
+ draw zc -- zd;
+
+ %right-handed puncta as in do clef
+ draw_medicaea_do_clef(
+ exact_center +
+ (+1.1reduced_il + 1.25stafflinethickness, 0),
+ reduction);
+
+ set_char_box(reduced_il#/2, 2.6reduced_il#, 0, reduced_il#);
+enddef;
+
+
+fet_beginchar("Ed. Med. fa clef", "medicaea_fa", "medfaclef")
+ if test = 1:
+ draw_staff(-1,3, 0.0);
+ fi;
+ draw_medicaea_fa_clef((0,0), 1.0);
+fet_endchar;
+fet_beginchar("Ed. Med. fa clef", "medicaea_fa_change", "cmedfaclef")
+ draw_medicaea_fa_clef((0,0), .8);
+fet_endchar;
+
+
+%%%%%%%%
+%
+%
+%
+% Mensural Notation
+%
+%
+%
+brevis_wid# := 2 staff_space#;
+
+def draw_brevis(expr exact_center, reduction, small_width, small_height) =
+ %
+ % inspired by function draw_brevis of
+ % feta-bolletjes.mf
+ %
+ save reduced_slt, reduced_nht;
+ save stem_width, head_width;
+ save serif_size, serif_protrude;
+ save holeheight, beamheight;
+
+ reduced_slt# = stafflinethickness# * reduction;
+ reduced_nht# = noteheight# * reduction;
+ stem_width# = 1.4 reduced_slt#;
+ if small_width:
+ head_width# = 0.5brevis_wid# * reduction;
+ else:
+ head_width# = brevis_wid# * reduction;
+ fi;
+ if small_height:
+ serif_size# = 0.64 reduced_slt#;
+ serif_protrude# = 0.96 serif_size#;
+ holeheight# = 3 reduced_slt#;
+ beamheight# = 0.32(reduced_nht# - holeheight#);
+ else:
+ serif_size# = 1.0 reduced_slt#;
+ serif_protrude# = 1.5 serif_size#;
+ holeheight# = 3 reduced_slt#;
+ beamheight# = 0.5(reduced_nht# - holeheight#);
+ fi;
+ define_pixels(reduced_slt);
+ define_pixels(stem_width);
+ define_pixels(head_width);
+ define_pixels(serif_size);
+ define_pixels(serif_protrude);
+ define_pixels(beamheight);
+
+ penpos1(stem_width, 0);
+ penpos2(stem_width, 0);
+ penpos3(beamheight, 90);
+ penpos4(beamheight, 90);
+ penpos5(stem_width, 180);
+
+ z1l = exact_center;
+ z2l = z1l + (0, -reduced_slt/2);
+ z3r = z2r + serif_size*(1,-1);
+ y4r = y3r;
+ x4l = x1l + head_width/2;
+ z5l = z3l + (-serif_size, -serif_protrude);
+
+ penlabels(1,2,3,4,5);
+ fill z1r -- z1l -- z5r{down} .. z5l{up} .. z3l{right}
+ -- z4l -- z4r -- z3r{left} .. z2r{up} -- cycle;
+enddef;
+
+
+def draw_mensural_i_c_clef(expr exact_center, reduction) =
+ draw_brevis(exact_center, reduction, false, false);
+
+ save reduced_il, reduced_slt;
+ save stem_width;
+
+ reduced_il# = staff_space# * reduction;
+ reduced_slt# = stafflinethickness# * reduction;
+ stem_width# = 1.4 reduced_slt#;
+
+ define_pixels(reduced_il);
+ define_pixels(reduced_slt);
+ define_pixels(stem_width);
+
+ penpos6(stem_width, 0);
+ penpos7(stem_width, 0);
+ z6l = exact_center;
+ z7l = z6l + (0, -2reduced_il);
+ fill z6l -- z7l -- z7r -- z6r -- cycle;
+ penpos8(stem_width, 0);
+ penpos9(stem_width, 0);
+ z8l = z6l + (-3reduced_slt, 0);
+ z9l = z8l + (0, -2reduced_il);
+ fill z8l -- z9l -- z9r -- z8r -- cycle;
+
+ addto currentpicture also currentpicture
+ yscaled -1 shifted (0, 2*(ypart exact_center));
+ addto currentpicture also currentpicture
+ xscaled -1 shifted (2x4l,0);
+
+ set_char_box(0, 2head_width#,
+ 6reduced_slt#*reduction, 6reduced_slt#*reduction);
+enddef;
+
+
+fet_beginchar("mensural c clef", "mensural1_c", "mens1cclef")
if test = 1:
- draw_staff(-1,3);
+ draw_staff(-1,3, 0.0);
fi;
- draw_gclef((1.6 interline#,0), 1.0);
+ draw_mensural_i_c_clef((0,0), 1.0);
fet_endchar;
-fet_beginchar("G clef", "violin_change", "cviolinclef")
- draw_gclef((1.3 interline#,0), .8);
+fet_beginchar("mensural c clef", "mensural1_c_change", "cmens1cclef")
+ draw_mensural_i_c_clef((1.3 staff_space#,0), .8);
fet_endchar;
-fet_endgroup("klef");
+
+def draw_mensural_ii_c_clef(expr exact_center, reduction) =
+ draw_brevis(exact_center, reduction, false, true);
+
+ save reduced_il, reduced_slt;
+ save stem_width, interline;
+
+ reduced_il# = staff_space# * reduction;
+ reduced_slt# = stafflinethickness# * reduction;
+ stem_width# = 1.4 reduced_slt#;
+ interline# = staff_space#;
+
+ define_pixels(reduced_il);
+ define_pixels(reduced_slt);
+ define_pixels(stem_width);
+ define_pixels(interline);
+
+ penpos6(stem_width, 0);
+ penpos7(stem_width, 0);
+ z6l = exact_center + (0, -interline/2);
+ z7l = z6l + (0, -1.5reduced_il);
+ fill z6l -- z7l -- z7r -- z6r -- cycle;
+
+ addto currentpicture also currentpicture
+ yscaled -1 shifted (0, 2*(ypart exact_center) - interline);
+ addto currentpicture also currentpicture
+ yscaled -1 shifted (0, 4*(ypart exact_center));
+ addto currentpicture also currentpicture
+ xscaled -1 shifted (2x4l,0);
+
+ set_char_box(0, 2head_width#,
+ noteheight#*4*reduction, noteheight#*4*reduction);
+enddef;
+
+
+fet_beginchar("mensural c clef", "mensural2_c", "mens2cclef")
+ if test = 1:
+ draw_staff(-1,3, 0.0);
+ fi;
+ draw_mensural_ii_c_clef((0,0), 1.0);
+fet_endchar;
+fet_beginchar("mensural c clef", "mensural2_c_change", "cmens2cclef")
+ draw_mensural_ii_c_clef((1.3 staff_space#,0), .8);
+fet_endchar;
+
+
+def draw_mensural_iii_c_clef(expr exact_center, reduction) =
+ % inspired by Ockeghem, "Missa Prolationum", in: MGG, volume
+ % 9, table 94.
+ draw_mensural_ii_c_clef(exact_center, reduction);
+
+ addto currentpicture also currentpicture
+ shifted (0, -interline);
+
+ set_char_box(0, 2head_width#,
+ noteheight#*6*reduction, noteheight#*6*reduction);
+enddef;
+
+
+fet_beginchar("mensural c clef", "mensural3_c", "mens3cclef")
+ if test = 1:
+ draw_staff(-1,3, 0.0);
+ fi;
+ draw_mensural_iii_c_clef((0,0), 1.0);
+fet_endchar;
+fet_beginchar("mensural c clef", "mensural3_c_change", "cmens3cclef")
+ draw_mensural_iii_c_clef((0,0), .8);
+fet_endchar;
+
+def draw_diamond(expr exact_center, reduction) =
+ save stem_width, reduced_il, reduced_nht, holeheight, beamheight;
+ save rh_height, rh_width;
+
+ stem_width# = 1.4 reduced_slt#;
+ reduced_il# = staff_space# * reduction;
+ reduced_nht# = noteheight# * reduction;
+ holeheight# = 3 reduced_slt#;
+ beamheight# = 0.4(reduced_nht# - holeheight#);
+
+ rh_height# = 1.2reduced_il#;
+ rh_width# / rh_height# = 0.58; % tan(30)
+
+ define_pixels(beamheight);
+ define_pixels(stem_width);
+ define_pixels(rh_height);
+ define_pixels(rh_width);
+
+ pickup pencircle
+ xscaled beamheight
+ yscaled stem_width
+ rotated 45;
+
+ draw
+ exact_center + (-rh_width/2, 0) --
+ exact_center + (0, rh_height/2) --
+ exact_center + (+rh_width/2, 0) --
+ exact_center + (0, -rh_height/2) --
+ cycle;
+enddef;
+
+def draw_mensural_f_clef(expr exact_center, reduction) =
+ %
+ % inspired by Gaspar van Weerbeke, "Virgo Maria" (1502), in:
+ % MGG, volume 9, col. 653 ("Motette"), fig. 3.; also by
+ % Andr'e Campra, "Entr'ee des s'er'enades" (1710), in: MGG,
+ % volume 2, col. 1649 ("Contredanse"), fig. 2.
+ %
+ draw_brevis(exact_center, reduction, true, false);
+
+ save reduced_il, reduced_slt;
+ save stem_width, interline;
+
+ reduced_il# = staff_space# * reduction;
+ reduced_slt# = stafflinethickness# * reduction;
+ stem_width# = 1.4 reduced_slt#;
+ interline# = staff_space#;
+
+ define_pixels(reduced_il);
+ define_pixels(reduced_slt);
+ define_pixels(stem_width);
+ define_pixels(interline);
+
+ addto currentpicture also currentpicture
+ yscaled -1 shifted (0, 2*(ypart exact_center));
+ addto currentpicture also currentpicture
+ xscaled -1 shifted (2x4l,0);
+
+ penpos6(stem_width, 0);
+ penpos7(stem_width, 0);
+ z6r = exact_center + (2x4l, 0);
+ z7r = z6r + (0, -4reduced_il);
+ fill z6l -- z7l -- z7r -- z6r -- cycle;
+
+ draw_diamond(exact_center +
+ (1.6interline*reduction, interline/2), reduction);
+ %% some editions put a stem on top of the upper note head:
+ % penpos8(stem_width, 0);
+ % penpos9(stem_width, 0);
+ % z8l = exact_center + (1.6interline*reduction, interline*reduction);
+ % z9l = z8l + (0, 1.5interline*reduction);
+ % fill z8l -- z9l -- z9r -- z8r -- cycle;
+
+ draw_diamond(exact_center +
+ (1.6interline*reduction, -interline/2), reduction);
+ penpos10(stem_width, 0);
+ penpos11(stem_width, 0);
+ z10r = exact_center + (1.6interline*reduction, -interline*reduction);
+ z11r = z10r + (0, -3.5interline*reduction);
+ fill z10l -- z11l -- z11r -- z10r -- cycle;
+
+ set_char_box(0, 3head_width#,
+ 3.5noteheight#*reduction, 1.5noteheight#*reduction);
+enddef;
+
+
+fet_beginchar("mensural f clef", "mensural_f", "mensfclef")
+ if test = 1:
+ draw_staff(-1,3, 0.0);
+ fi;
+ draw_mensural_f_clef((0,0), 1.0);
+fet_endchar;
+fet_beginchar("mensural f clef", "mensural_f_change", "cmensfclef")
+ draw_mensural_f_clef((0,0), .8);
+fet_endchar;
+
+
+%%%%%%%%
+%
+%
+%
+% Hufnagel
+%
+%
+%
+def draw_hufnagel_do_clef(expr exact_center, reduction) =
+ %
+ % inspired by Graduale of Friedrich Zollner (1442), in: MGG,
+ % volume 9, col. 1413 ("Neustift"), fig. 1.
+ %
+ save reduced_il;
+
+ reduced_il# = staff_space# * reduction;
+
+ define_pixels(reduced_il);
+
+ pickup pencircle
+ xscaled (0.60reduced_il)
+ yscaled (0.10reduced_il)
+ rotated 40;
+ save za, zb, zc, zd, ze, zf;
+ pair za, zb, zc, zd, ze, zf;
+
+ za = exact_center + (+0.30reduced_il, +.45reduced_il);
+ zb = exact_center + (+0.20reduced_il, +.45reduced_il);
+ zc = exact_center + (-0.10reduced_il, +.60reduced_il);
+ zd = exact_center + (-0.40reduced_il, +.45reduced_il);
+ ze = exact_center + (-0.40reduced_il, -.45reduced_il);
+ zf = exact_center + (-0.20reduced_il, -.55reduced_il);
+ draw za .. zb .. zc -- zd -- ze -- zf;
+
+ set_char_box(0.5reduced_il#, 0.5reduced_il#, 0, reduced_il#);
+enddef;
+
+
+fet_beginchar("Hufnagel do clef", "hufnagel_do", "hufnageldoclef")
+ if test = 1:
+ draw_staff(-1,3, 0.0);
+ fi;
+ draw_hufnagel_do_clef((0,0), 1.0);
+fet_endchar;
+fet_beginchar("Hufnagel do clef", "hufnagel_do_change", "chufnageldoclef")
+ draw_hufnagel_do_clef((1.3 staff_space#,0), .8);
+fet_endchar;
+
+
+def draw_hufnagel_fa_clef(expr exact_center, reduction) =
+ %
+ % inspired by Bamberger Manuscript (15th century), in:
+ % MGG, volume 2, table 59.
+ %
+ save reduced_il;
+
+ reduced_il# = staff_space# * reduction;
+
+ define_pixels(reduced_il);
+
+ pickup pencircle
+ xscaled (0.60reduced_il)
+ yscaled (0.10reduced_il)
+ rotated 40;
+ save za, zb, zc, zd, ze, zf;
+ pair za, zb, zc, zd, ze, zf;
+
+ za = exact_center + (+0.30reduced_il, +0.70reduced_il);
+ zb = exact_center + (+0.20reduced_il, +0.70reduced_il);
+ zc = exact_center + (-0.10reduced_il, +0.85reduced_il);
+ zd = exact_center + (-0.40reduced_il, +0.70reduced_il);
+ ze = exact_center + (-0.40reduced_il, -1.10reduced_il);
+ draw za .. zb .. zc -- zd -- ze;
+
+ save zg, zh, zi, zj;
+ pair zg, zh, zi, zj;
+
+ zg = exact_center + (+0.30reduced_il, -0.05reduced_il);
+ zh = exact_center + (+0.20reduced_il, -0.05reduced_il);
+ zi = exact_center + (-0.10reduced_il, +0.10reduced_il);
+ zj = exact_center + (-0.40reduced_il, -0.05reduced_il);
+ draw zg .. zh .. zi -- zj;
+
+ set_char_box(0.5reduced_il#, 0.5reduced_il#, 0, reduced_il#);
+enddef;
+
+
+fet_beginchar("Hufnagel fa clef", "hufnagel_fa", "hufnagelfaclef")
+ if test = 1:
+ draw_staff(-1,3, 0.0);
+ fi;
+ draw_hufnagel_fa_clef((0,0), 1.0);
+fet_endchar;
+fet_beginchar("Hufnagel fa clef", "hufnagel_fa_change", "chufnagelfaclef")
+ draw_hufnagel_fa_clef((0,0), .8);
+fet_endchar;
+
+
+def draw_hufnagel_do_fa_clef(expr exact_center, reduction) =
+ draw_hufnagel_do_clef(exact_center, reduction);
+ draw_hufnagel_fa_clef(exact_center + (0, -2staff_space), reduction);
+enddef;
+
+
+fet_beginchar("Hufnagel do/fa clef", "hufnagel_do_fa", "hufnageldofaclef")
+ if test = 1:
+ draw_staff(-1,3, 0.0);
+ fi;
+ draw_hufnagel_do_fa_clef((0,0), 1.0);
+fet_endchar;
+fet_beginchar("Hufnagel do/fa clef", "hufnagel_do_fa_change",
+ "chufnageldofaclef")
+ draw_hufnagel_do_fa_clef((0,0), .8);
+fet_endchar;
+
+
+fet_endgroup("clefs");
projects / lilypond.git / blobdiff