1 % Feta (not the Font-En-Tja) music font -- implement scripts
2 % This file is part of LilyPond, the GNU music typesetter.
4 % Copyright (C) 1997--2015 Han-Wen Nienhuys <hanwen@xs4all.nl>
5 % Jan Nieuwenhuizen <janneke@gnu.org>
8 % The LilyPond font is free software: you can redistribute it and/or modify
9 % it under the terms of the GNU General Public License as published by
10 % the Free Software Foundation, either version 3 of the License, or
11 % (at your option) any later version, or under the SIL Open Font License.
13 % LilyPond is distributed in the hope that it will be useful,
14 % but WITHOUT ANY WARRANTY; without even the implied warranty of
15 % MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 % GNU General Public License for more details.
18 % You should have received a copy of the GNU General Public License
19 % along with LilyPond. If not, see <http://www.gnu.org/licenses/>.
22 fet_begingroup ("scripts");
25 save alpha, radius, crook_thinness, crook_fatness, dot_size;
29 % [Wanske] and some Baerenreiter editions
30 % suggest about 80 degrees instead of a half-circle
33 radius# = 1.25 staff_space#;
34 crook_thinness# = 1.5 linethickness#;
35 crook_fatness# = 0.25 staff_space# + 1.5 linethickness#;
37 radius# + crook_fatness# / 2 = h#;
38 radius# + crook_thinness# / 2 = w#;
40 set_char_box (w#, w#, crook_thinness# / 2, h#);
42 define_pixels (radius, crook_thinness, crook_fatness);
44 dot_size# = 8/6 crook_fatness#;
45 define_whole_blacker_pixels (dot_size);
47 penpos1 (crook_thinness, 0);
48 penpos2 (crook_fatness, -90);
53 .. z1l{dir (-alpha - 90)}
54 .. {dir (90 - alpha)}z1r
57 -- reverse pat xscaled -1 shifted (-feta_eps, 0)
61 pickup pencircle scaled dot_size;
63 bot y4 = vround (-crook_thinness / 2);
68 fet_beginchar ("fermata up", "ufermata");
74 fet_beginchar ("fermata down", "dfermata");
80 def draw_short_fermata =
81 save fat_factor, thinness, dot_size;
82 save left_dist, right_dist, se, ne;
83 pair left_dist, right_dist, se, ne;
85 set_char_box (staff_space#, staff_space#, 0, 2.2 staff_space#);
87 dot_size# = 0.266 staff_space# + 2.666 linethickness#;
88 define_whole_blacker_pixels (dot_size);
91 thinness = 1.5 linethickness;
93 pickup pencircle scaled thinness;
102 z1 - z4 = whatever * (charwd, -charht);
103 z4 = fat_factor [z3, z5];
105 ne = unitvector (z3 - z5);
106 se = unitvector (z2 - z3);
108 left_dist = (ne rotated 90) * 0.5 thinness;
109 right_dist = (se rotated 90) * 0.5 thinness;
112 .. (z5 - left_dist){ne}
113 -- (((z5 - left_dist) -- (z3 - left_dist)) intersectionpoint
114 ((z1 - right_dist) -- (z4 - right_dist)))
115 -- (z1 - right_dist){se}
118 .. (z2 + right_dist){-se}
119 -- (z3 + right_dist){-se}
121 .. (z3 + left_dist){-ne}
122 -- (z5 + left_dist){-ne}
125 pickup pencircle scaled dot_size;
134 fet_beginchar ("short fermata up", "ushortfermata");
136 labels (1, 2, 3, 4, 5, 6);
140 fet_beginchar ("short fermata down", "dshortfermata");
146 def draw_long_fermata =
147 save stemthick, beamheight, dot_size, wd;
151 wd# = 2.5 staff_space#;
152 stemthick = hround (1.5 linethickness);
153 beamheight = 0.3 staff_space + linethickness;
154 dot_size# = 0.266 staff_space# + 2.666 * linethickness#;
156 define_whole_blacker_pixels (dot_size);
158 set_char_box (wd# / 2, wd# / 2, 0, 3/2 staff_space#);
160 pickup pencircle scaled blot_diameter;
168 pickup pencircle scaled stemthick;
181 -- reverse pat xscaled -1 shifted (-feta_eps, 0)
186 pickup pencircle scaled dot_size;
195 fet_beginchar ("long fermata up", "ulongfermata");
201 fet_beginchar ("long fermata down", "dlongfermata");
207 def draw_very_long_fermata =
208 save ibeamheight, obeamheight;
209 save ihwd, ohwd, iht, oht; % inner/outer half_width/height
210 save stemthick, dot_size;
214 ihwd# = 1.0 staff_space#;
215 ohwd# = 1.5 staff_space#;
216 iht# = 0.9 staff_space#;
217 oht# = 1.6 staff_space#;
218 define_pixels (ihwd, ohwd, iht, oht)
220 stemthick = hround (1.5 linethickness);
221 ibeamheight# = 0.3 staff_space#;
222 obeamheight# = 0.5 staff_space#;
223 define_pixels (ibeamheight, obeamheight);
225 dot_size# = (iht# - ibeamheight#) * 8/10;
226 define_whole_blacker_pixels (dot_size);
228 set_char_box (ohwd#, ohwd#, 0, oht#);
230 pickup pencircle scaled blot_diameter;
239 ipat := top z11{left}
242 pickup pencircle scaled stemthick;
244 x2 = -ohwd + stemthick;
245 y2 = oht - obeamheight;
248 x12 = -ihwd + stemthick;
249 y12 = iht - ibeamheight;
259 -- reverse opat xscaled -1 shifted (-feta_eps, 0)
267 -- reverse ipat xscaled -1 shifted (-feta_eps, 0)
273 pickup pencircle scaled dot_size;
282 fet_beginchar ("very long fermata up", "uverylongfermata");
283 draw_very_long_fermata;
284 labels (1, 2, 3, 11, 12, 13, 4);
288 fet_beginchar ("very long fermata down", "dverylongfermata");
289 draw_very_long_fermata;
295 % Thumbs are used in cello music.
296 % TODO : thumbs should look like the finger-font and should be placed in
297 % the same way in the score.
300 fet_beginchar ("Thumb", "thumb");
301 save thin, height, width, thick, depth;
302 height# = 5/4 width#;
303 height# = staff_space#;
304 depth# = 1.6 (height# / 2);
306 set_char_box (width# / 2, width# / 2, depth#, height# / 2);
308 define_pixels (height, width);
310 thin = .6 linethickness + 0.06 staff_space;
311 2 thick + 0.5 (height - 2 thin) = width;
315 penpos3 (thick, 180);
322 penlabels (1, 2, 3, 4);
331 y5 = -d + brush_thick / 2;
332 brush_thick = 0.9 thick;
337 draw_brush (z4r, 1.4 thin, z5, brush_thick);
342 % `\accent' is TeX reserved.
345 def draw_accent (expr bottom_left, top_right, thickness, diminish) =
347 thinning_start = 0.4;
348 pickup pencircle scaled thickness;
350 lft x1 = xpart bottom_left;
351 top y1 = ypart top_right;
352 lft x6 = xpart bottom_left;
353 bot y6 = ypart bottom_left;
355 rt z4 = (xpart top_right, (ypart top_right + ypart bottom_left) / 2);
356 x5 = x3 = thinning_start [xpart top_right, xpart bottom_left]
357 - linethickness + 0.1 staff_space;
358 z3 = whatever [z1, z4];
359 z5 = whatever [z6, z4];
361 penpos1 (thickness, angle (z3 - z1) + 90);
362 penpos3 (thickness, angle (z3 - z1) + 90);
363 penpos4 (thickness, 90);
364 penpos5 (thickness, angle (z6 - z5) + 90);
365 penpos6 (thickness, angle (z6 - z5) + 90);
367 x4 - x7 = diminish * thickness;
379 ..tension 0.8.. rt z4
388 fet_beginchar ("> accent", "sforzato");
389 set_char_box (.9 staff_space#, .9 staff_space#,
390 .5 staff_space#, .5 staff_space#);
392 draw_accent ((-w, -d), (w, h),
393 0.05 staff_space + linethickness, 0.7);
394 penlabels (1, 3, 4, 5, 6);
399 fet_beginchar ("espr", "espr");
400 set_char_box (1.9 staff_space#, 1.9 staff_space#,
401 .5 staff_space#, .5 staff_space#);
403 draw_accent ((w - 1.78 staff_space, -d), (w, h),
404 0.05 staff_space + linethickness, 0.6);
405 addto currentpicture also currentpicture xscaled -1;
409 fet_beginchar ("staccato dot", "staccato");
411 radius# = 0.20 * staff_space#;
412 define_whole_pixels (radius);
414 pickup pencircle scaled 2 radius;
417 set_char_box (radius#, radius#, radius#, radius#);
421 def draw_staccatissimo =
423 height# = .8 staff_space#;
424 radius# = linethickness# + .1 staff_space#;
425 define_whole_blacker_pixels (radius);
426 define_pixels (height);
428 draw_brush ((0, 0), linethickness, (0, height), 2 radius);
430 set_char_box (radius#, radius#,
431 blot_diameter# / 2, height# + radius#);
435 fet_beginchar ("staccatissimo/martellato up", "ustaccatissimo");
440 fet_beginchar ("staccatissimo/martellato down", "dstaccatissimo");
446 fet_beginchar ("portato/single tenuto", "tenuto");
448 thick# = 1.6 linethickness#;
449 define_whole_blacker_pixels (thick);
451 set_char_box (.6 staff_space#, .6 staff_space#,
452 thick# / 2, thick# / 2);
454 draw_rounded_block ((-b, -thick / 2), (w, thick / 2), thick);
459 save thick, dot_size;
460 thick# = 1.4 linethickness#;
461 dot_size# = 2.4 linethickness# + 0.08 staff_space#;
462 define_whole_blacker_pixels (thick, dot_size);
464 set_char_box (.6 staff_space#, .6 staff_space#,
465 thick# / 2, .5 staff_space# + .5 dot_size#);
467 draw_rounded_block ((-b, -thick / 2), (w, thick / 2), thick);
469 pickup pencircle scaled dot_size;
474 fet_beginchar ("portato/tenuto with staccato", "uportato");
479 fet_beginchar ("portato/tenuto with staccato", "dportato");
486 save fat_factor, thinness;
487 save left_dist, right_dist, ne, se;
488 pair left_dist, right_dist, ne, se;
490 set_char_box (staff_space# / 2, staff_space# / 2,
491 0, 1.1 staff_space#);
494 thinness = linethickness;
496 pickup pencircle scaled thinness;
505 z1 - z4 = whatever * (charwd, -charht);
506 z4 = fat_factor [z3, z5];
508 ne = unitvector (z3 - z5);
509 se = unitvector (z2 - z3);
511 left_dist = (ne rotated 90) * 0.5 thinness;
512 right_dist = (se rotated 90) * 0.5 thinness;
515 .. (z5 - left_dist){ne}
516 -- (((z5 - left_dist) -- (z3 - left_dist)) intersectionpoint
517 ((z1 - right_dist) -- (z4 - right_dist)))
518 -- (z1 - right_dist){se}
521 .. (z2 + right_dist){-se}
522 -- (z3 + right_dist){-se}
524 .. (z3 + left_dist){-ne}
525 -- (z5 + left_dist){-ne}
530 fet_beginchar ("marcato up", "umarcato");
532 labels (1, 2, 3, 4, 5);
537 % The down marcato char (not very much used).
538 % Contrary to what some MF/TeX `gurus' believe
539 % it is *point*-symmetric with the "up" version
542 fet_beginchar ("marcato down", "dmarcato");
549 % used in french horn music todo
551 % TODO: too light at 20pt
554 fet_beginchar ("open (unstopped)", "open");
555 save thin, height, width, thick;
557 height# = 5/4 width#;
558 height# = staff_space#;
559 thin = .6 linethickness + 0.06 staff_space;
561 set_char_box (width# / 2, width# / 2, height# / 2, height# / 2);
563 define_pixels (width, height);
565 2 thick + 0.6 (height - 2 thin) = width;
569 penpos3 (thick, 180);
576 penlabels (1, 2, 3, 4);
586 fet_beginchar ("halfopen (unstopped)", "halfopen");
587 save thin, height, width, thick, factor, slash;
590 height# = 5/4 width#;
591 height# = staff_space#;
592 thin = 0.6 linethickness + 0.06 staff_space;
593 slash# = 1.05 linethickness#;
595 set_char_box (width# / 2, width# / 2, height# / 2, height# / 2);
597 define_pixels (width, height, slash);
599 2 thick + 0.6 (height - 2 thin) = width;
603 penpos3 (thick, 180);
610 penlabels (1, 2, 3, 4);
618 draw_brush ((-w * factor, -h * factor), slash,
619 (w * factor, h * factor), slash);
623 fet_beginchar ("halfopen vertical", "halfopenvertical");
624 save thin, height, width, thick, factor, slash;
627 height# = 5/4 width#;
628 height# = staff_space#;
629 thin = 0.6 linethickness + 0.06 staff_space;
630 slash# = 1.05 linethickness#;
632 set_char_box (width# / 2, width# / 2,
633 height# / 2, height# / 2);
635 define_pixels (width, height, slash);
637 2 thick + 0.6 (height - 2 thin) = width;
641 penpos3 (thick, 180);
648 penlabels (1, 2, 3, 4);
656 draw_brush ((0, -h * factor), slash,
657 (0, h * factor), slash);
661 fet_beginchar ("plus (stopped)", "stopped");
662 save hthick, vthick, size, outer_hsize, outer_vsize;
664 hthick# = vthick# = 2 linethickness#;
665 size# = 1.1 staff_space#;
666 define_whole_blacker_pixels (vthick);
667 define_whole_vertical_blacker_pixels (hthick);
669 set_char_box (size# / 2, size# / 2, size# / 2, size# / 2);
671 outer_hsize = hround ((b + w - vthick) / 2);
672 outer_vsize = vround ((h + d - hthick) / 2);
673 w := b := (2 outer_hsize + vthick) / 2;
674 h := d := (2 outer_vsize + hthick) / 2;
676 draw_rounded_block ((-b, -d + outer_vsize),
677 (w, -d + outer_vsize + hthick), hthick);
678 draw_rounded_block ((-b + outer_hsize, -d),
679 (-b + outer_hsize + vthick, h), vthick);
683 fet_beginchar ("Upbow", "upbow");
686 thick = 1.4 linethickness;
687 wd# = 1.3 staff_space#;
690 set_char_box (wd# / 2, wd# / 2, 0, ht#);
692 draw_accent ((-h, -w), (0, w), thick, 0.9);
693 currentpicture := currentpicture rotated -90;
697 fet_beginchar ("Downbow", "downbow");
698 save stemthick, beamheight, wd;
702 wd# = 1.5 staff_space#;
705 stemthick = hround (1.2 linethickness);
707 set_char_box (wd# / 2, wd# / 2, 0, 4/3 staff_space#);
711 pickup pencircle scaled blot_diameter;
719 pickup pencircle scaled stemthick;
732 -- reverse pat xscaled -1 shifted (-feta_eps, 0)
741 % Inspired by a computer-set version of Auf dem Strom by Baerenreiter.
745 save thin, thick, ball_diam, darkness;
746 save wd, ht, thick_nibangle, ball_nib_thick;
750 wd# = 35/16 staff_space#;
751 ht# = 18/17 staff_space#;
752 darkness = 0.3 linethickness + 0.09 staff_space;
754 set_char_box (wd# / 2, wd# / 2, ht# / 2, ht# / 2);
759 ball_nib_thick = 2.7 darkness;
760 ball_diam = ball_nib_thick + (h - ball_nib_thick) / 10;
770 penpos1 (1.1 thick, thick_nibangle);
771 penpos2 (thick, thick_nibangle);
773 penpos4 (ball_nib_thick, -90);
776 swoosh := z1l{curl 0}
784 .. swoosh scaled -1 shifted (-feta_eps, -feta_eps)
788 y5r = y4l - ball_diam / 2;
791 penpos5 (1.6 ball_diam / 2, 10);
792 penpos6 (ball_diam / 2, 150);
799 fill ploop scaled -1 shifted (-feta_eps, -feta_eps);
803 fet_beginchar ("Reverse turn", "reverseturn");
805 currentpicture := currentpicture yscaled -1;
809 fet_beginchar ("Turn", "turn");
811 penlabels (1, 2, 3, 4, 5, 6, 7);
816 % Inspired by a (by now) PD edition of Durand & C'ie edition of
817 % Saint-Saens' Celloconcerto no. 1
819 % FIXME take out hardcoded vars.
820 % FIXME the two loops on the `t' should be smoother (and the left one bigger).
821 % FIXME generic macros for serifs: top of the t and bottom of r
824 fet_beginchar ("Trill (`tr')", "trill");
825 save start_nib_angle, ascender_extra, ex, hair_thick, fatness;
826 save slant, t_fatness, r_fatness, kerning, t_overshoot;
827 save uitschieter, bulb_size, krul_ang;
830 ascender_extra# = 1/2 ex#;
831 ascender# = ascender_extra# + ex#;
832 ex# = 1.4 staff_space#;
834 start_nib_angle = 20;
836 define_pixels (ex, ascender_extra, ascender, kerning);
838 t_overshoot = 0.03 ex;
840 t_fatness = 0.78 fatness;
841 t_width = 1.9 t_fatness;
842 r_fatness = 0.78 fatness;
843 uitschieter = 0.48 ex;
844 hair_thick = linethickness;
845 r_flare = .5 hair_thick + 0.25 r_fatness;
846 r_width = 2 r_fatness + 0.25 kerning;
849 local_copy (transform)(currenttransform);
850 currenttransform := currenttransform slanted slant
851 shifted (-staff_space, 0);
853 set_char_box (.85 staff_space#, .85 staff_space#, 0, ascender#);
857 % try to position in such a way that the center is the visual
860 x1l = 0.2 staff_space;
861 x1r - x1l = t_fatness;
862 penpos1 (start_nib_wid, start_nib_angle);
865 penpos2 (start_nib_wid, start_nib_angle);
867 z3l = (x2l + 0.5 t_width, - t_overshoot);
869 z4l = (x2l + t_width, 0.23 ex);
870 penpos4 (whatever, 180); % 200
871 x4l - x4r = hair_thick;
873 x3r = 0.5 [x4r, x2r];
874 % 1.7 [x3l, x3r] = x4r;
875 y3r - y3l = 0.6 t_fatness;
882 pickup pencircle scaled hair_thick;
884 z5 = (x2l + t_fatness / 2, 2/3 ex);
885 lft x6 = x2l - uitschieter;
886 y6 = y5; % - 1/20 ex;
887 z7 = z5 + whatever * dir krul_ang;
888 up_angle = krul_ang; % = angle (z7-z5)
889 x7 = 5/10 kerning + x5;
897 z4' = point 0.85 of krul_p;
898 penpos4' (hair_thick, angle (direction 0.85 of krul_p) + 90);
900 % the body of the `t' and the bottom loop
901 fill z1r{dir (angle (z1l - z1r) + 30)}
902 .. z1l{-dir (angle (z1r - z1l) - 45)}
904 ..tension (1 + .5 slant).. z3l{right}
906 .. z4'l{direction 0.85 of krul_p}
907 -- z4'r{-direction 0.85 of krul_p}
910 ..tension (1.5 + .7 slant).. z2r{up}
913 z5' = point 1.1 of krul_p;
914 penpos5' (hair_thick, angle (direction 1.1 of krul_p) + 90);
915 z5'' = point 1.5 of krul_p;
916 penpos5'' (hair_thick, angle (direction 1.5 of krul_p) + 90);
917 z5''' = point 1.8 of krul_p;
918 penpos5''' (hair_thick, angle (direction 1.8 of krul_p) + 90);
919 z6 = point 2 of krul_p;
920 penpos6 (hair_thick, angle (direction 2 of krul_p) + 90);
921 z6' = point 2.3 of krul_p;
922 penpos6' (hair_thick, angle (direction 2.3 of krul_p) + 90);
923 z6'' = point 2.6 of krul_p;
924 penpos6'' (hair_thick, angle (direction 2.6 of krul_p) + 90);
925 z6''' = point 2.9 of krul_p;
926 penpos6''' (hair_thick, angle (direction 2.9 of krul_p) + 90);
927 penpos7 (hair_thick, up_angle + 90);
928 z7' = point 3.2 of krul_p;
929 penpos7' (hair_thick, angle (direction 3.2 of krul_p) + 90);
932 penstroke z5'e{direction 1.1 of krul_p}
933 .. z5''e{direction 1.5 of krul_p}
934 .. z5'''e{direction 1.8 of krul_p}
935 .. z6e{direction 2 of krul_p}
936 .. z6'e{direction 2.3 of krul_p}
937 .. z6''e{direction 2.6 of krul_p}
938 .. {direction 2.9 of krul_p}z6'''e;
942 penpos9 (r_fatness, 0);
945 y10 = -0.3 linethickness;
946 penpos10 (r_fatness, 0);
948 penpos11 (hair_thick, -4);
951 z13l = (x9l + r_width, y11 - linethickness);
952 penpos13 (r_flare, 180);
954 z15 = z13r - (bulb_size * r_fatness, 0);
955 z14 = 0.5 [z13l, z15] - (0, bulb_size * r_fatness);
964 (u, v) = before intersectiontimes after;
966 save before_bulb, after_bulb;
967 path before_bulb, after_bulb;
968 before_bulb := z9r{up}
969 ..tension 0.94.. z13r{down};
970 after_bulb := z13l{up}
971 ..tension 1.06.. z15{down};
972 (u_bulb, v_bulb) = before_bulb intersectiontimes after_bulb;
974 % the connection between `t' and `r', the body of the `r',
979 -- simple_serif (z10l, z10r, -30)
981 .. subpath (0, u_bulb) of before_bulb
982 .. subpath (v_bulb, infinity) of after_bulb
985 .. subpath (0, u) of before
986 .. subpath (v, infinity) of after
989 penlabels (range 1 thru 15);
990 penlabels (4', 5', 5'', 5''', 6', 6'', 6''', 7');
995 save radius, thickness;
999 radius# := .5 staff_space#;
1001 set_char_box (radius#, radius#, radius#, 2/3 staff_space#);
1003 thickness := hround (1.5 linethickness);
1005 pickup pencircle scaled thickness;
1016 pat := top z3{right}
1024 -- reverse pat xscaled -1 shifted (-feta_eps, 0)
1030 fet_beginchar ("left heel", "upedalheel");
1036 fet_beginchar ("right heel", "dpedalheel");
1043 save ht, wd, thickness;
1045 thickness := 1.5 linethickness;
1046 ht# := 1.5 staff_space#;
1048 define_pixels (ht, wd);
1050 set_char_box (wd#, wd#, 0, ht#);
1051 draw_accent ((-h, -w), (0, w), thickness, 0.9);
1052 currentpicture := currentpicture rotated -90;
1056 fet_beginchar ("left toe", "upedaltoe");
1061 fet_beginchar ("right toe", "dpedaltoe");
1067 fet_beginchar ("Flageolet", "flageolet");
1068 save height, width, thickness, superness;
1070 height# = 4/15 staffsize#;
1072 thickness# = blot_diameter#;
1073 define_pixels (height, width);
1074 define_whole_blacker_pixels (thickness);
1076 set_char_box (width# / 2, width# / 2, height# / 2, height# / 2);
1078 penpos1 (thickness, 90);
1079 penpos2 (thickness, 180);
1080 penpos3 (thickness, 270);
1081 penpos4 (thickness, 0);
1092 penlabels (1, 2, 3, 4);
1094 % mf doesn't handle pixel dropouts in outline objects, so we use
1095 % `draw' if not called by mpost
1096 if known miterlimit:
1103 pickup pencircle scaled thickness;
1114 % TODO: ARGRGHGH code dup.
1117 fet_beginchar ("Segno", "segno");
1118 save thin, thick, ball_diam, darkness, pointheight;
1119 save wd, ht, thick_nibangle, ball_nib_thick;
1123 ht# = 3 staff_space#;
1124 wd# = 2 staff_space#;
1125 darkness = .08 staff_space + 0.4 linethickness;
1127 set_char_box (wd# / 2, wd# / 2, ht# / 2, ht# / 2);
1129 thick_nibangle = 30;
1132 ball_nib_thick = 2.7 darkness;
1133 ball_diam = ball_nib_thick + (w - ball_nib_thick) / 10;
1134 pointheight = 2 linethickness;
1144 penpos1 (thick, 2 thick_nibangle);
1145 penpos2 (thick, thick_nibangle);
1146 penpos3 (thin, -90);
1147 penpos4 (ball_nib_thick, 180 - thick_nibangle);
1152 swoosh := z1l{curl 0}
1160 .. (swoosh scaled -1)
1164 x5r = x4l - ball_diam / 2;
1167 penpos5 (1.6 ball_diam / 2, 100);
1168 penpos6 (ball_diam / 2, 240);
1175 fill ploop scaled -1;
1177 penpos7 (2 thin, 0);
1179 penpos8 (2 thin, 0);
1185 pickup pencircle scaled 2 thin;
1186 drawdot (-x2r, pointheight);
1187 drawdot (x2r, -pointheight);
1189 penlabels (range 1 thru 8);
1193 fet_beginchar ("Varied Segno", "varsegno");
1194 save ht, wd, loopdist, loopangle;
1195 save thin, med, thick;
1196 save bulbradius, center;
1199 ht# = 8 staff_space#;
1200 wd# = 2.5 staff_space#;
1202 set_char_box (wd# / 2, wd# / 2, ht# / 2, ht# / 2);
1203 % set_char_box (0, 0, ht# / 2, ht# / 2);
1205 loopdist = 4/3 staff_space;
1208 thick = 1/2 staff_space;
1209 med = 1/4 staff_space;
1210 thin = 1/10 staff_space;
1213 y1 = 13/4 staff_space;
1216 z2l = (0, 4 staff_space);
1217 penpos2 (med, 270 - loopangle);
1220 y3 = y1 + 1/4 staff_space;
1221 penpos3 (med, 270 + loopangle);
1223 center = (0, 2 staff_space);
1224 z4 = (3/4 staff_space, 2 staff_space)
1225 rotatedabout (center, 180 - loopangle);
1228 y9 = y4 - 2 loopdist;
1230 y10 = y5 - 2 loopdist;
1232 penpos4 (thick, 90 - loopangle);
1233 penpos5 (thick, 90 - loopangle);
1234 penpos9 (thick, 90 - loopangle);
1235 penpos10 (thick, 90 - loopangle);
1237 z6 = (4/3 staff_space, 4/3 staff_space)
1238 rotatedabout (2/3 center, -loopangle);
1240 y11 = y6 - 2 loopdist;
1242 penpos6 (thin, -loopangle);
1243 penpos11 (thin, -loopangle);
1246 penpos7 (thick, 270 - loopangle);
1248 z8 = (4/3 staff_space, 0) rotated (180 - loopangle);
1249 penpos8 (thin, -loopangle);
1252 penpos12 (thick, 270 - loopangle);
1254 z1' = 4/3[z1l, z1r];
1255 bulbradius = length (z1l - z1');
1256 pickup pencircle scaled 2 bulbradius;
1258 save se_dir, nw_dir;
1259 pair se_dir, nw_dir;
1260 se_dir := dir -loopangle;
1261 nw_dir := dir (180 - loopangle);
1263 draw_bulb (-1, z1r, z1l, bulbradius, .8);
1277 addto currentpicture also currentpicture scaled -1;
1279 penlabels (1, 1', 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12);
1283 fet_beginchar ("Coda", "coda");
1284 save stickout, thin, thick, codawidth, codaheight;
1286 stickout# = 0.35 staff_space#;
1287 codawidth# = 2/3 staff_space#;
1288 codaheight# = staff_space#;
1289 define_pixels (codawidth, codaheight);
1291 set_char_box (codawidth# + stickout#, codawidth# + stickout#,
1292 codaheight# + stickout#, codaheight# + stickout#);
1294 thin = 1.2 linethickness;
1295 0.1 (codaheight - 2 thin) = (codawidth - 2 thick);
1298 penpos2 (thin, -90);
1299 penpos3 (thick, -180);
1300 penpos4 (thin, -270);
1309 penlabels (1, 2, 3, 4);
1322 draw_gridline ((0, -h), (0, h), thin);
1323 draw_gridline ((-w, 0), (w, 0), thin);
1327 fet_beginchar ("Varied Coda", "varcoda");
1328 save thin, thick, codawidth, codaheight;
1329 thin# = 1.2 linethickness#;
1330 thick# = 1.0 linethickness# + 0.25 staff_space#;
1331 codawidth# = 2/3 staff_space#;
1332 codaheight# = staff_space#;
1333 define_pixels (thin, thick, codawidth, codaheight);
1335 set_char_box (codawidth# + thick#, codawidth# + thick#,
1336 codaheight# + thick#, codaheight# + thick#);
1338 x1 = -codawidth + thick - .5 blot_diameter;
1340 x2 = codawidth - thick + .5 blot_diameter;
1342 draw_square_block (z1, z2);
1348 draw_block (z3, z4);
1350 labels (1, 2, 3, 4);
1352 addto currentpicture also currentpicture scaled -1;
1354 draw_gridline ((0, -h), (0, h), thin);
1355 draw_gridline ((-w, 0), (w, 0), thin);
1360 save alpha, thick, thin, ht;
1363 thin# = 1.2 linethickness#;
1364 thick# = 3 linethickness#;
1365 ht# = .6 staff_space#;
1366 define_pixels (thin, thick, ht);
1368 set_char_box (0, .5 staff_space#, ht#, ht#);
1370 penpos1 (thick, alpha);
1371 penpos2 (thick, alpha + 90);
1372 penpos3 (thin, 180 - alpha);
1373 penpos4 (thin, 90 - alpha);
1381 fill z1l{dir (alpha + 90)}
1383 .. z1r{dir (alpha - 90)}
1384 .. z3l{dir (270 - alpha)}
1385 .. z4l{dir (180 - alpha)}
1386 .. z3r{dir (90-alpha)}
1391 fet_beginchar ("Right Comma", "rcomma");
1393 penlabels (1, 2, 3, 4);
1397 fet_beginchar ("Left Comma", "lcomma");
1404 save thick, thin, ht, wd, alpha;
1407 thin# = 1.2 linethickness#;
1408 thick# = 3 linethickness#;
1409 ht# = .6 staff_space#;
1410 wd# = .25 staff_space#;
1411 define_pixels (thin, thick, ht, alpha);
1413 set_char_box (wd#, wd#, ht#, ht#);
1418 draw_brush (z1, thin, z2, thick);
1422 fet_beginchar ("Right Varied Comma", "rvarcomma");
1428 fet_beginchar ("Left Varied Comma", "lvarcomma");
1434 thick# := 1/24 designsize;
1435 define_blacker_pixels (thick);
1437 rthin := 0.075 * staff_space + 0.5 linethickness;
1438 rthick := 2 thick + rthin;
1443 save ne, nw, se, sw;
1445 pair ne, nw, se, sw;
1449 nw = dir (alpha + 180);
1450 ne = dir (alpha + 90);
1452 sw = dir (alpha - 90);
1454 penpos1 (rthin, alpha + 90);
1455 penpos2 (5/4 rthick, alpha);
1456 penpos3 (3/4 rthick, alpha);
1457 penpos4 (5/4 rthick, alpha);
1458 penpos5 (rthin, alpha + 90);
1460 z1 = (width / 2, height) - overshoot * se;
1461 z2 = 2 [z4, (width / 2, height / 2)];
1463 x4 = 2/8 staff_space;
1466 z5 = 2 [z1, (width / 2, height / 2)];
1467 z6 = z2l + 1/2 rthin * sw;
1468 z7 = z4l + 1/2 rthin * sw + 1/2 rthin * se;
1469 z8 = 2 [z6, (width / 2, height / 2)];
1470 z9 = 2 [z7, (width / 2, height / 2)];
1486 fet_beginchar ("Arpeggio", "arpeggio");
1488 save height, overshoot, width;
1489 height# := staff_space#;
1490 width# := 0.8 * height#;
1491 overshoot# := 0.25 * staff_space#;
1492 define_pixels (height, overshoot, width);
1493 set_char_box (0, width#, 0, height#);
1495 penlabels (range 1 thru 9);
1497 draw_staff_if_debugging (-2, 2);
1503 % Extendable Trill symbol.
1505 % Rename me to Trill, rename Trill to Tr?
1508 fet_beginchar ("Trill_element", "trill_element");
1510 save height, overshoot, width;
1511 height# = staff_space#;
1512 width# = 0.8 height#;
1513 overshoot# = 0.25 staff_space#;
1514 define_pixels (height, overshoot, width);
1516 set_char_box (0, height#, 0, width#);
1519 currentpicture := currentpicture shifted -(width / 2, height / 2);
1520 currentpicture := currentpicture rotated 90;
1521 currentpicture := currentpicture shifted (height / 2, width / 2);
1527 % Arpeggio arrow by Chris Jackson <chris@fluffhouse.org.uk>
1530 def draw_arpeggio_arrow =
1531 save thinness, height, width, overshoot;
1532 save nw, ne, se, sw;
1534 save before_left, before_right, after_left, after_right;
1535 save u_left, v_left, u_right, v_right;
1536 pair nw, ne, se, sw;
1537 path before_left, before_right, after_left, after_right;
1539 height# = staff_space#;
1540 width# = 0.8 height#;
1541 overshoot# = 0.25 staff_space#;
1542 define_pixels (height, overshoot, width);
1544 set_char_box (0, width#, 0, height#);
1547 nw = dir (alpha + 180);
1548 ne = dir (alpha + 90);
1550 sw = dir (alpha - 90);
1552 penpos1 (rthin, alpha + 90);
1553 penpos2 (5/4 rthick, alpha);
1554 penpos3 (5/4 rthick, 0);
1556 z1 = (width / 2, height) - overshoot * se; % numbering is consistent
1557 % with the arpeggio symbol
1558 z2 = 2 [z4, (width / 2, height / 2)];
1559 z3 = (0.5 width, 0.5 height);
1560 z4 = (0.25 staff_space, rthin);
1561 z6 = z2l + 1/2 rthin * sw;
1562 z9 = (width / 2, height) + overshoot * se;
1564 pickup pencircle scaled vround (0.5 rthin);
1566 bot z10 = (0.5 w, 0);
1567 lft z11 = (0.5 w - hround (0.8 w), 0.8 h);
1568 rt z12 = (0.5 w + hround (0.8 w), 0.8 h);
1573 after_left := (z3 + (0, -0.25 rthin / cosd (angle (nw))))
1574 -- (z11 + 0.25 rthin * ne);
1575 (u_left, v_left) = before_left intersectiontimes after_left;
1577 before_right := (z12 + 0.25 rthin * nw)
1578 -- (z3 + (0, -0.25 rthin / cosd (angle (nw))));
1579 after_right := z3r{up}
1582 (u_right, v_right) = before_right intersectiontimes after_right;
1584 fill subpath (0, u_left) of before_left
1585 .. subpath (v_left, infinity) of after_left
1588 .. {dir -50}(z11 + 0.25 rthin * sw)
1589 .. (z10 + 0.25 rthin * sw){dir -70}
1591 .. {dir 70}(z10 + 0.25 rthin * se)
1592 .. (z12 + 0.25 rthin * se){dir 50}
1595 .. subpath (0, u_right) of before_right
1596 .. subpath (v_right, infinity) of after_right
1599 % mf doesn't handle pixel dropouts in outline objects, so we use
1600 % `draw' if not called by mpost
1601 if not known miterlimit:
1602 pickup pencircle scaled 0.7 rthin;
1604 -- (z9 + 0.5 rthin * dir (alpha - 90));
1609 fet_beginchar ("Arpeggio arrow down", "arpeggio.arrow.M1");
1610 draw_arpeggio_arrow;
1611 penlabels (range 1 thru 12);
1615 fet_beginchar ("Arpeggio arrow up", "arpeggio.arrow.1");
1616 draw_arpeggio_arrow;
1617 currentpicture := currentpicture scaled -1
1618 shifted (w - feta_eps, h - feta_eps);
1627 % Railroad tracks. We define two variants of these -- both as slightly
1628 % tapered, comma-shaped curves and as two straight parallel slashes.
1631 fet_beginchar ("Curved caesura", "caesura.curved");
1632 save slant, space_between, clearance;
1634 save botthick, topthick;
1638 botthick = 1.5 linethickness;
1639 topthick = 2.5 linethickness;
1641 pickup pencircle scaled botthick;
1644 space_between# = 0.6 staff_space#;
1645 clearance# = 0.2 staff_space#;
1646 height# = 1.2 staff_space#;
1648 set_char_box (0, 2.0 staff_space#,
1649 staff_space# - clearance#, height#);
1650 define_pixels (clearance, height);
1651 define_whole_pixels (space_between);
1657 x2 = (y2 - y1) / slant;
1661 alpha = angle (z2 - z1);
1662 penpos1 (botthick, alpha - krom);
1663 penpos3 (botthick, alpha - krom + 90);
1665 penpos2 (topthick, alpha + krom);
1666 penpos4 (topthick, alpha + krom + 90);
1671 penlabels (1, 2, 3, 4);
1673 pat := z3r{(z1r - z1l)}
1681 fill pat shifted (space_between, 0);
1685 fet_beginchar ("Straight caesura", "caesura.straight");
1686 save slant, space_between, clearance;
1687 save thick, ne, pat;
1692 thick = 2.88 linethickness;
1694 space_between# = 0.56 staff_space#;
1695 clearance# = 0.2 staff_space#;
1697 set_char_box (0, 2.0 staff_space#,
1698 staff_space# - clearance#, 1.2 staff_space#);
1699 define_whole_pixels (space_between);
1706 x4 = x1 + (h + d) / slant;
1709 ne = unitvector (z4 - z1);
1711 z1a = z1 + blot_diameter * ne;
1712 z1b = z1 + blot_diameter * right;
1713 z2a = z2 + blot_diameter * ne;
1714 z2b = z2 + blot_diameter * left;
1716 z3a = z3 - blot_diameter * ne;
1717 z3b = z3 + blot_diameter * left;
1718 z4a = z4 - blot_diameter * ne;
1719 z4b = z4 + blot_diameter * right;
1732 fill pat shifted (space_between, 0);
1734 labels(range 1 thru 4);
1735 labels(1a, 1b, 2a, 2b, 3a, 3b, 4a, 4b);
1739 % A tick character to use instead of a comma or caesura as a breath mark.
1740 % Very common in vocal notation.
1742 fet_beginchar ("Tick mark", "tickmark");
1743 save end_rad, bot_rad, pat, x_centre, x_extent;
1746 end_rad = linethickness / 2;
1747 bot_rad = linethickness;
1749 x_centre# = 0.6 staff_space#;
1750 x_extent# = 1.7 staff_space#;
1752 define_pixels (x_centre, x_extent);
1754 pickup pencircle scaled end_rad;
1757 y1 = 0.8 staff_space;
1762 top rt z3 = (x_extent - x_centre, x_extent);
1767 penpos2 (0.4 staff_space, 90);
1768 penpos3 (end_rad, angle(z4 - z3) + 90);
1769 penpos1 (end_rad, angle(z2 - z1) + 90);
1774 .. {z2 - (z1 + (0.3 staff_space,0))}z2l + (-bot_rad, bot_rad)
1776 .. z2l + (bot_rad, bot_rad){z3 - (0.6 staff_space, 0) - z2}
1780 .. {z2 - (z3 - (0.6 staff_space, 0))}rt z2r
1781 .. {z1 - z2}lft z2r{z1 - z2}
1785 set_char_box (x_centre#, x_extent# - x_centre#, 0, x_extent#);
1787 penlabels (1, 2, 3);
1792 fet_beginchar ("snap pizzicato (Bartok pizzicato)", "snappizzicato");
1793 save height, width, thickness, superness;
1795 height# = 4/15 staffsize#;
1797 thickness# = 1.3 linethickness#;
1798 define_pixels (height, width);
1799 define_whole_blacker_pixels (thickness);
1801 set_char_box (width# / 2, width# / 2, height# / 2, height# * 3 / 4);
1803 penpos1 (thickness, 90);
1804 penpos2 (thickness, 180);
1805 penpos3 (thickness, 270);
1806 penpos4 (thickness, 0);
1817 penlabels (1, 2, 3, 4);
1819 % mf doesn't handle pixel dropouts in outline objects, so we use
1820 % `draw' if not called by mpost
1821 if known miterlimit:
1828 pickup pencircle scaled thickness;
1839 draw_gridline (z5, z6, thickness);
1844 fet_endgroup ("scripts");