1 % -%-Fundamental-%- -*-Metafont-*-
2 % parmesan-heads.mf -- implement ancient note heads
4 % source file of LilyPond's pretty-but-neat music font
6 % (c) 2001--2006 Juergen Reuter <reuter@ipd.uka.de>
8 % Neo-mensural heads originally by
9 % Christian Mondrup and Mats Bengtsson
12 save black_notehead_width;
13 numeric black_notehead_width;
15 fet_begingroup ("noteheads")
20 % The head is assumed to be vertically centered around (0, 0).
21 % The left-most edge of the head should touch the vertical line
22 % that goes though the point (0, 0).
24 % set_char_box() conventions:
26 % * breapth: Ignored (as far as I know). Should be set to 0.
28 % * width: Should match the head's width.
30 % * depth: Should match the bottom edge of the head. Affects vertical
33 % * height: Should match the top edge of the head. Affects vertical
36 % TODO: should depth/height include appendages/stems?
39 noteheight# := staff_space# + (1 + overdone_heads) * stafflinethickness#;
40 define_pixels (noteheight);
52 def draw_neomensural_brevis (expr brevwid) =
53 save beamheight, head_width;
54 save holeheight, stem_width;
55 save serif_size, serif_protrude;
57 head_width# = brevwid;
58 holeheight = 3 stafflinethickness;
59 stem_width = 1.4 stafflinethickness;
61 define_pixels (head_width);
63 set_char_box (0, head_width#,
64 noteheight# / 2, noteheight# / 2);
66 2 beamheight + holeheight = noteheight;
67 serif_size = (holeheight - stafflinethickness) / 2;
68 serif_protrude = 1.5 serif_size;
71 z2l = (0, -stafflinethickness / 2);
72 z3r = z2r + serif_size * (1, -1);
75 z5l = z3l + (-serif_size, -serif_protrude);
77 penpos1 (stem_width, 0);
78 penpos2 (stem_width, 0);
79 penpos3 (beamheight, 90);
80 penpos4 (beamheight, 90);
81 penpos5 (stem_width, 180);
92 -- reverse pat_out yscaled -1;
94 -- reverse pat_out shifted (-x4r, 0)
105 -- reverse pat_in yscaled -1;
107 -- reverse pat_in shifted (-x4r, 0)
113 penlabels (1, 2, 3, 4, 5);
117 %%% This head does not seem to be used anywhere. Junk me? -- jr
118 def draw_neomensural_left_stemmed_head (expr wid) =
119 draw_neomensural_brevis (wid);
121 x6 = x7 = stem_width / 2;
123 y7 = y5 - 2.25 staff_space;
125 z17 = (x7, y7 - stem_width / 2);
127 penpos6 (stem_width, 0);
128 penpos7 (stem_width, 0);
142 %%% This head does not seem to be used anywhere. Junk me? -- jr
143 fet_beginchar ("Left stemmed notehead", "slneomensural");
144 draw_neomensural_left_stemmed_head (2 staff_space#);
149 % Find point on `curve' which gives the tangent between point `p'
150 % and `curve'. To guide the search, two auxiliary points must be
151 % specified, `p_in' and `p_out'. The line between `p' and `p_in'
152 % must intersect `curve', while the line between `p' and `p_out'
155 def find_tangent (expr p, curve, p_in, p_out) =
157 save mid, t, t_good, in, out;
164 mid := 0.5 [in, out];
165 exitif abs (out - mid) <= eps;
166 t := xpart (curve intersectiontimes (p -- mid));
175 point t_good of curve
181 % Some sources (eg. Musix/OpusTeX) think that the appendage should be on
182 % the left, some say right. Right wins democratically.
184 def draw_neomensural_longa (expr wid) =
185 draw_neomensural_brevis (wid);
191 z6 - z7 = (stem_width / 2, -staff_space);
192 theta = angle (z6 - z7) + 90;
194 penpos7 (stem_width, 0);
195 penpos6 (1.2 stem_width, theta);
197 z7' = find_tangent (z6l, pat_out,
198 (x7l + 0.5 stem_width, y7l),
199 (x7l - 0.5 stem_width, y7l));
213 % En wij presenteren U: de opvolgster van Emily
217 fet_beginchar ("Neo-mensural maxima notehead", "s-3neomensural");
218 draw_neomensural_longa (2.6 staff_space#);
222 fet_beginchar ("Neo-mensural longa notehead", "s-2neomensural");
223 draw_neomensural_longa (2 staff_space#);
227 fet_beginchar ("Neo-mensural brevis notehead", "s-1neomensural");
228 draw_neomensural_brevis (2 staff_space#);
232 def draw_neomensural_black_head (expr wid, height) =
234 save ne, nw, ne_dist, nw_dist;
235 pair ne, nw, ne_dist, nw_dist;
239 set_char_box (0, head_width#,
240 height / 2, height / 2);
242 charwx := head_width# / 2;
243 charwy := height / 2;
246 x2 = x4 = (x1 + x3) / 2;
248 pickup pencircle scaled blot_diameter;
255 ne := unitvector (z2 - z1);
256 nw_dist := (ne rotated 90) * 0.5 blot_diameter;
257 nw := unitvector (z2 - z3);
258 ne_dist := (nw rotated -90) * 0.5 blot_diameter;
261 .. (z1 + nw_dist){ne}
262 -- (z2 + nw_dist){ne}
264 .. (z2 + ne_dist){-nw}
265 -- (z3 + ne_dist){-nw}
267 .. (z3 - nw_dist){-ne}
268 -- (z4 - nw_dist){-ne}
270 .. (z4 - ne_dist){nw}
271 -- (z1 - ne_dist){nw}
278 def draw_neomensural_open_head (expr wid, height)=
279 draw_neomensural_black_head (wid, height);
283 diamNW = length (z2 - z1) + blot_diameter;
284 diamSW = length (z4 - z1) + blot_diameter;
286 save hole_widthNW, hole_widthSW;
288 hole_widthNW = 0.34 diamNW ;
289 hole_widthSW + 2.6 linethickness = diamSW;
291 (z7 + z5) / 2 = (w / 2, 0);
292 (z8 + z6) / 2 = (w / 2, 0);
293 z6 - z5 = hole_widthNW * unitvector (z2 - z1);
294 z7 - z6 = hole_widthSW * unitvector (z4 - z1);
307 % WL says the thin lines should be thinner.
309 fet_beginchar ("Harmonic notehead (Neo-mensural open)", "s0harmonic");
310 draw_neomensural_open_head (1.3 staff_space#, 1.3 noteheight#);
311 charwx := head_width#;
316 fet_beginchar ("Harmonic notehead (Neo-mensural black)", "s2harmonic");
317 draw_neomensural_black_head (1.3 staff_space#, 1.3 noteheight#);
318 charwx := head_width#;
323 fet_beginchar ("Neo-mensural semibrevis head", "s0neomensural");
324 draw_neomensural_open_head (staff_space#, noteheight#);
328 fet_beginchar ("Neo-mensural minima head", "s1neomensural");
329 draw_neomensural_open_head (staff_space#, noteheight#);
333 fet_beginchar ("Neo-mensural semiminima head", "s2neomensural");
334 draw_neomensural_black_head (staff_space#, noteheight#);
338 def draw_mensural_brevis (expr wid) =
339 % TODO. For the moment, fall back to draw_neomensural_brevis.
340 draw_neomensural_brevis (wid);
344 %%% This head does not seem to be used anywhere. Junk me? -- jr
345 def draw_mensural_left_stemmed_head (expr wid) =
346 draw_mensural_brevis (wid);
348 x6 = x7 = stem_width / 2;
350 y7 = y5 - 2.25 staff_space;
352 z17 = (x7, y7 - stem_width / 2);
354 penpos6 (stem_width, 0);
355 penpos7 (stem_width, 0);
369 def draw_mensural_longa (expr wid) =
370 draw_mensural_brevis (wid);
372 x6 = x7 = head_width - stem_width / 2;
374 y7 = y5 - 2.25 staff_space;
376 z17 = (x7, y7 - stem_width / 2);
378 penpos6 (stem_width, 0);
379 penpos7 (stem_width, 0);
393 %%% This head does not seem to be used anywhere. Junk me? -- jr
394 fet_beginchar ("Mensural left stemmed notehead", "slmensural");
395 draw_mensural_left_stemmed_head (staff_space#);
399 fet_beginchar ("Mensural maxima notehead", "s-3mensural");
400 draw_mensural_longa (2.0 staff_space#);
404 fet_beginchar ("Mensural longa notehead", "s-2mensural");
405 draw_mensural_longa (staff_space#);
409 fet_beginchar ("Mensural brevis notehead", "s-1mensural");
410 draw_mensural_brevis (staff_space#);
415 % Shift `curve' along the line given by the auxiliary points `p_in'
416 % and `p_out' until `line' is a tangent, and return the shift.
417 % If `curve' is shifted to position `p_in', it must intersect
418 % `line', while shifted to `p_out' it must not.
420 def find_tangent_shift (expr line, curve, p_in, p_out) =
422 save mid, t, t_good, in, out;
429 mid := 0.5 [in, out];
430 exitif abs (out - mid) <= eps;
431 t := xpart ((curve shifted mid) intersectiontimes line);
446 % Get subpath specified by `dir_in' and `dir_out' of `curve'
447 % which is then shifted by `offset'. Assure that result has
448 % the same orientation as `curve'.
450 def get_subpath (expr curve, dir_in, dir_out, offset) =
454 t_in := directiontime dir_in of curve;
455 t_out := directiontime dir_out of curve;
458 t_out := t_out + length curve;
461 (subpath (t_in, t_out) of curve) shifted offset
467 % This is the same as `get_subpath', except that the time values
468 % used to construct the resulting subpath are rounded to integers.
470 def get_subpath_i (expr curve, dir_in, dir_out, offset) =
474 t_in := directiontime dir_in of curve;
475 t_out := directiontime dir_out of curve;
478 t_out := t_out + length curve;
481 (subpath (round t_in, round t_out) of curve) shifted offset
486 def draw_diamond_head (expr head_h, pen_w, pen_h, angle, open) =
487 save head_width, head_height;
488 save ellipse, ellipse_r;
489 path ellipse, ellipse_r, diamond_shape;
491 head_height# = head_h;
492 head_width# / head_height# = tand (angle);
494 set_char_box (0, head_width#,
495 head_height# / 2, head_height# / 2);
497 charwx := head_width# / 2;
498 charwy := head_height# / 2 - linethickness#;
500 define_pixels (head_width, head_height);
502 ellipse := reverse fullcircle
503 xscaled (max (blot_diameter, pen_w * head_width))
504 yscaled (max (blot_diameter, pen_h * head_width))
507 z1 = find_tangent_shift (((0, h) -- (0, -h)), ellipse,
509 z2 = find_tangent_shift (((0, h) -- (w, h)), ellipse,
510 (w / 2, h), (w / 2, 0));
511 z3 = find_tangent_shift (((w, h) -- (w, -h)), ellipse,
513 z4 = find_tangent_shift (((0, -h) -- (w, -h)), ellipse,
514 (w / 2, -h), (w / 2, 0));
516 diamond_shape := get_subpath (ellipse, z1 - z4, z2 - z1, z1)
517 -- get_subpath (ellipse, z2 - z1, z3 - z2, z2)
518 -- get_subpath (ellipse, z3 - z2, z4 - z3, z3)
519 -- get_subpath (ellipse, z4 - z3, z1 - z4, z4)
527 l12 := (directionpoint (z1 - z2) of ellipse) shifted z1
528 -- (directionpoint (z1 - z2) of ellipse) shifted z2;
529 l23 := (directionpoint (z2 - z3) of ellipse) shifted z2
530 -- (directionpoint (z2 - z3) of ellipse) shifted z3;
531 l34 := (directionpoint (z3 - z4) of ellipse) shifted z3
532 -- (directionpoint (z3 - z4) of ellipse) shifted z4;
533 l41 := (directionpoint (z4 - z1) of ellipse) shifted z4
534 -- (directionpoint (z4 - z1) of ellipse) shifted z1;
536 unfill l12 intersectionpoint l23
537 -- l23 intersectionpoint l34
538 -- l34 intersectionpoint l41
539 -- l41 intersectionpoint l12
547 fet_beginchar ("Mensural semibrevis head", "s0mensural");
548 draw_diamond_head (staff_space#, 0.15, 0.30, 30, true);
552 fet_beginchar ("Mensural minima head", "s1mensural");
553 draw_diamond_head (staff_space#, 0.15, 0.30, 30, true);
557 fet_beginchar ("Mensural semiminima head", "s2mensural");
558 draw_diamond_head (staff_space#, 0.15, 0.30, 30, false);
562 fet_beginchar ("Petrucci semibrevis head", "s0petrucci");
563 % draw_diamond_head (1.8 staff_space#, 0.15, 0.40, 30, true);
564 draw_neomensural_open_head (staff_space#, 1.8 staff_space#);
568 fet_beginchar ("Petrucci minima head", "s1petrucci");
569 % draw_diamond_head (1.8 staff_space#, 0.15, 0.40, 30, true);
570 draw_neomensural_open_head (staff_space#, 1.8 staff_space#);
574 fet_beginchar ("Petrucci semiminima head", "s2petrucci");
575 % draw_diamond_head (1.8 staff_space#, 0.15, 0.40, 30, false);
576 draw_neomensural_black_head (staff_space#, 1.8 staff_space#);
584 % EDITIO VATICANA (including solesmes extensions)
589 def punctum_char (expr verbose_name, internal_name,
590 linea, cavum, straight, auctum,
591 d_up, up_shift, down_shift, mag) =
592 fet_beginchar (verbose_name, "s" & internal_name);
595 a_b := 1.54; % b_h * a_b / a_w = wd / ht
599 save a, beta, ht, wd;
601 ht# = noteheight# * mag;
605 black_notehead_width# := wd#;
619 % convexity and eccentricity
620 save u_convexity, u_eccentricity;
623 u_convexity# := -0.01 ht#;
624 u_eccentricity# := 0.0 ht#; % dummy
626 u_convexity# := -0.03 ht#;
627 u_eccentricity# := +0.25 ht#;
629 u_convexity# := -0.05 ht#;
630 u_eccentricity# := 0.0 ht#; % dummy
633 save convexity, eccentricity;
635 convexity# := d_sign * u_convexity#;
636 eccentricity# := d_sign * u_eccentricity#;
649 define_pixels (convexity, eccentricity, yoffs, ht, wd);
651 pickup pencircle scaled linethickness;
653 save height, yoffs_bt, p, circle, circle_r;
654 path p, circle, circle_r;
657 yoffs_bt# = yoffs# - 0.5 height# - 0.25 convexity#;
659 define_pixels (height, yoffs_bt);
661 circle := fullcircle scaled linethickness;
670 save box_top, box_bt;
673 z1 = (0.00 wd + linethickness / 2, yoffs_bt);
674 z2 = (0.21 wd, yoffs_bt + convexity);
675 z3 = (0.42 wd - linethickness/ 2,
676 yoffs_bt + eccentricity);
677 box_top# = height# + yoffs_bt# +
678 max (0, convexity#, eccentricity#);
679 box_bt# = yoffs_bt# +
680 min (0, convexity#, eccentricity#);
689 z1 = (0.00 wd + linethickness / 2, yoffs_bt);
690 z2 = (0.21 wd, yoffs_bt + convexity);
691 z3 = (0.42 wd - linethickness / 2, yoffs_bt);
692 box_top# = height# + yoffs_bt# + max (0, convexity#);
693 box_bt# = yoffs_bt# + min (0, convexity#);
703 labels (1, 2, 3, 4, 5, 6);
708 dirs12 := direction (0 + epsilon) of p;
709 dirs2 := direction 1 of p;
710 dirs32 := direction (2 - epsilon) of p;
711 dirs45 := direction (3 + epsilon) of p;
712 dirs5 := direction 4 of p;
713 dirs65 := direction (5 - epsilon) of p;
715 fill get_subpath (circle, down, dirs12, z1)
717 .. get_subpath (circle, dirs32, up, z3)
718 -- get_subpath (circle, up, dirs45, z4)
720 .. get_subpath (circle, dirs65, down, z6)
728 pat123 := ((directionpoint -dirs12 of circle)
731 .. {dirs32}((directionpoint -dirs32 of circle)
735 pat456 := ((directionpoint -dirs45 of circle)
738 .. {dirs65}((directionpoint -dirs65 of circle)
743 t61 := ypart (pat61 intersectiontimes pat123);
744 t12 := xpart (pat123 intersectiontimes pat34);
745 t34 := ypart (pat34 intersectiontimes pat456);
746 t45 := xpart (pat456 intersectiontimes pat61);
748 unfill subpath (t61, t12) of pat123
749 -- subpath (t34, t45) of pat456
753 set_char_box (0.00 wd#, 0.42 wd#,
754 max (0, -box_bt#) + linethickness# / 2,
755 max (0, box_top#) + linethickness# / 2);
758 save linea_width, linea_height;
760 linea_width# = 0.6 linethickness#;
761 linea_height# = 0.7 ht#;
763 define_pixels (linea_width, linea_height);
765 pickup pencircle scaled 0.6 linethickness;
767 draw_block ((-0.10 wd - linea_width / 2,
769 (-0.10 wd + linea_width / 2,
771 draw_block ((+0.52 wd - linea_width / 2,
773 (+0.52 wd + linea_width / 2,
776 set_char_box (0, 0.62 wd# + linea_width#,
780 currentpicture := currentpicture
781 shifted (0.10 wd + linea_width / 2, 0);
787 def plica_char (expr verbose_name, internal_name,
789 fet_beginchar (verbose_name, "s" & internal_name);
792 a_b := 1.54; % b_h * a_b / a_w = wd / ht
796 save a, beta, ht, wd;
798 ht# = noteheight# * mag;
802 black_notehead_width# := wd#;
816 % convexity and eccentricity
817 save convexity, eccentricity;
819 convexity# := d_sign * -0.10 ht#;
820 eccentricity# := d_sign * -0.12 ht#;
827 define_pixels (convexity, eccentricity, yoffs, ht, wd);
829 pickup pencircle scaled linethickness;
831 save height, yoffs_bt, p, circle, circle_r;
832 path p, circle, circle_r;
835 yoffs_bt# = yoffs# - 0.5 height# - 0.25 convexity#;
837 define_pixels (height, yoffs_bt);
839 circle := fullcircle scaled linethickness;
848 save box_top, box_bt;
850 z1 = (0.00 wd + linethickness / 2, yoffs_bt);
851 z2 = (0.21 wd, yoffs_bt + convexity);
852 z3 = (0.42 wd - linethickness/ 2, yoffs_bt + eccentricity);
853 box_top# = height# + yoffs_bt# +
854 max (0, convexity#, eccentricity#);
855 box_bt# = yoffs_bt# +
856 min (0, convexity#, eccentricity#);
865 labels (1, 2, 3, 4, 5, 6);
870 dirs12 := direction (0 + epsilon) of p;
871 dirs2 := direction 1 of p;
872 dirs32 := direction (2 - epsilon) of p;
873 dirs45 := direction (3 + epsilon) of p;
874 dirs5 := direction 4 of p;
875 dirs65 := direction (5 - epsilon) of p;
877 fill get_subpath (circle, down, dirs12, z1)
879 .. get_subpath (circle, dirs32, up, z3)
880 -- get_subpath (circle, up, dirs45, z4)
882 .. get_subpath (circle, dirs65, down, z6)
885 pickup pencircle scaled 0.6 linethickness;
889 set_char_box (0.00 wd#, 0.42 wd#,
890 max (0, -box_bt#) + linethickness# / 2,
891 max (0, box_top#) + linethickness# / 2);
897 def epiphonus_char (expr verbose_name, internal_name,
898 left_stem, d_up, down_shift, mag) =
899 fet_beginchar (verbose_name, "s" & internal_name);
902 a_b := 1.54; % b_h * a_b / a_w = wd / ht
906 save a, beta, ht, wd;
908 ht# = noteheight# * mag;
912 black_notehead_width# := wd#;
926 % convexity and eccentricity
929 convexity# := d_sign * -0.05ht#;
940 define_pixels (convexity, yoffs, ht, wd);
942 pickup pencircle scaled linethickness;
944 save height, yoffs_bt, p, circle, circle_r;
945 path p, circle, circle_r;
948 yoffs_bt# = yoffs# - 0.5 height# - 0.25 convexity#;
950 define_pixels (height, yoffs_bt);
952 circle := fullcircle scaled linethickness;
961 save box_top, box_bt;
963 z1 = (0.00 wd + linethickness / 2, yoffs_bt - 2.5 convexity);
964 z2 = (0.06 wd, yoffs_bt + 1.4 convexity);
965 z3 = (0.42 wd - linethickness / 2, yoffs_bt - 1.0 convexity);
966 box_top# = height# + yoffs_bt# +
967 max (-1.0 convexity#, 1.4 convexity#, 0);
968 box_bt# = yoffs_bt# +
969 min (-1.0 convexity#, 1.4 convexity#, 0);
978 labels (1, 2, 3, 4, 5, 6);
983 dirs12 := direction (0 + epsilon) of p;
984 dirs21 := direction (1 - epsilon) of p;
985 dirs23 := direction (1 + epsilon) of p;
986 dirs32 := direction (2 - epsilon) of p;
987 dirs45 := direction (3 + epsilon) of p;
988 dirs54 := direction (4 - epsilon) of p;
989 dirs56 := direction (4 + epsilon) of p;
990 dirs65 := direction (5 - epsilon) of p;
992 fill get_subpath (circle, down, dirs12, z1)
993 .. get_subpath (circle, dirs21, dirs23, z2)
994 .. get_subpath (circle, dirs32, up, z3)
995 -- get_subpath (circle, up, dirs45, z4)
996 .. get_subpath (circle, dirs54, dirs56, z5)
997 .. get_subpath (circle, dirs65, down, z6)
1000 pickup pencircle scaled 0.6 linethickness;
1005 z11 = (0.00 wd + 0.6 linethickness / 2, yoffs - 1.1 ht);
1006 z12 = (0.00 wd + 0.6 linethickness / 2, yoffs);
1007 draw_block ((0, yoffs - 1.1 ht - linethickness / 2),
1008 (0.6 linethickness, yoffs));
1009 stem_bt# = yoffs# - 1.1 ht#;
1014 set_char_box (0.00 wd#, 0.42 wd#,
1015 max (0, -box_bt#, -stem_bt#) + linethickness# / 2,
1016 max (0, box_top#) + linethickness# / 2);
1021 def inclinatum_char (expr verbose_name, internal_name,
1022 small, stropha, auctum) =
1023 fet_beginchar (verbose_name, "s" & internal_name)
1029 ht# = 0.50 noteheight#;
1031 ht# = 0.80 noteheight#;
1034 draw_diamond_head (ht#, 0, 0, alpha, false);
1038 off_angle := alpha + 15;
1040 save stropha_ellipse, auctum_hook, circle;
1041 path stropha_ellipse, auctum_hook, circle;
1043 circle := reverse fullcircle scaled linethickness;
1045 stropha_ellipse := fullcircle xscaled 0.25 head_height
1046 yscaled 0.55 head_height
1050 + linethickness / 2 * dir (180 - off_angle)
1051 - directionpoint dir (90 - off_angle)
1053 z12 = directionpoint -dir (90 - off_angle) of diamond_shape +
1054 linethickness / 2 * dir (180 - off_angle);
1055 z13 = (0, -0.5 head_height + linethickness);
1057 auctum_hook := z12{-dir (90 - off_angle)}
1058 .. {dir (90 + alpha)}z13;
1062 if (stropha and not auctum):
1067 t_in := xpart ((stropha_ellipse shifted z11)
1069 get_subpath (diamond_shape,
1072 t_out := xpart ((stropha_ellipse shifted z11)
1074 get_subpath (diamond_shape,
1078 % the addition or subtraction of `1' is necessary
1079 % so that we get the right starting point
1080 fill get_subpath_i (diamond_shape,
1081 dir (angle (z2 - z1) - 1),
1082 dir (angle (z1 - z4) + 1),
1084 -- get_subpath (stropha_ellipse,
1085 direction t_in of stropha_ellipse,
1086 direction t_out of stropha_ellipse,
1093 if (auctum and not stropha):
1096 fill get_subpath (diamond_shape,
1098 -dir (90 - off_angle),
1100 .. get_subpath (circle,
1104 .. get_subpath (circle,
1105 dir (90 - off_angle),
1113 if (auctum and stropha):
1118 t := xpart ((stropha_ellipse shifted z11)
1120 get_subpath (diamond_shape, up, right,
1123 % the addition or subtraction of `1' is necessary
1124 % so that we get the right starting point
1125 fill get_subpath_i (diamond_shape,
1126 dir (angle (z2 - z1) - 1),
1127 -dir (90 - off_angle),
1129 .. get_subpath (circle,
1133 .. get_subpath (stropha_ellipse,
1134 dir (90 - off_angle),
1135 direction t of stropha_ellipse,
1146 punctum_char ("Ed. Vat. punctum", "vaticana.punctum",
1147 false, false, false, false,
1148 false, false, false, 1.0);
1151 % punctum cavum (for OpusTeX compatibility)
1152 punctum_char ("Ed. Vat. punctum cavum", "vaticana.punctum.cavum",
1153 false, true, false, false,
1154 false, false, false, 1.0);
1157 % linea punctum (for OpusTeX compatibility)
1158 punctum_char ("Ed. Vat. linea punctum", "vaticana.linea.punctum",
1159 true, false, false, false,
1160 false, false, false, 1.0);
1163 % linea punctum cavum (for OpusTeX compatibility)
1164 punctum_char ("Ed. Vat. linea punctum cavum", "vaticana.linea.punctum.cavum",
1165 true, true, false, false,
1166 false, false, false, 1.0);
1169 % punctum inclinatum
1170 inclinatum_char ("Ed. Vat. inclinatum", "vaticana.inclinatum",
1171 false, false, false);
1175 punctum_char ("Ed. Vat. pes lower punctum", "vaticana.lpes",
1176 false, false, true, false,
1177 true, false, false, 1.0);
1181 punctum_char ("Ed. Vat. pes var lower punctum", "vaticana.vlpes",
1182 false, false, true, false,
1183 true, false, true, 1.0);
1187 punctum_char ("Ed. Vat. pes upper punctum", "vaticana.upes",
1188 false, false, true, false,
1189 false, false, false, 1.0);
1192 % pes upper punctum (shifted variation)
1194 % This note head is used instead of the regular pes upper punctum to
1195 % avoid collision with the lower punctum note of the pes when the upper
1196 % punctum sits directly on top of the lower punctum.
1198 punctum_char ("Ed. Vat. var pes upper punctum", "vaticana.vupes",
1199 false, false, true, false,
1200 false, true, false, 1.0);
1203 % small punctum as used in epiphonus
1204 punctum_char ("Ed. Vat. plica", "vaticana.plica",
1205 false, false, false, false,
1206 false, false, false, 0.6);
1209 % small punctum as used in epiphonus
1210 plica_char ("Ed. Vat. var plica", "vaticana.vplica",
1214 % eccentric punctum as used in epiphonus
1215 epiphonus_char ("Ed. Vat. epiphonus", "vaticana.epiphonus",
1216 false, true, false, 1.0);
1219 % eccentric punctum as used in epiphonus (shifted variation)
1221 % This note head is used instead of the regular epiphonus punctum to
1222 % avoid collision with the plica head when the plica sits directly on
1223 % top of the lower head.
1225 epiphonus_char ("Ed. Vat. var epiphonus", "vaticana.vepiphonus",
1226 false, true, true, 1.0);
1229 % small punctum as used in cephalicus
1230 punctum_char ("Ed. Vat. rev. plica", "vaticana.reverse.plica",
1231 false, false, false, false,
1232 true, false, false, 0.6);
1235 % small punctum as used in cephalicus
1236 plica_char ("Ed. Vat. rev. var plica", "vaticana.reverse.vplica",
1240 % eccentric punctum as used in cephalicus; without left stem
1241 epiphonus_char ("Ed. Vat. inner cephalicus", "vaticana.inner.cephalicus",
1242 false, false, false, 1.0);
1245 % eccentric punctum as used in cephalicus; with left stem
1246 epiphonus_char ("Ed. Vat. cephalicus", "vaticana.cephalicus",
1247 true, false, false, 1.0);
1251 fet_beginchar ("Ed. Vat. quilisma", "svaticana.quilisma")
1254 a_b := 1.54; % b_h * a_b / a_w = wd / ht
1258 save a, beta, ht, wd;
1265 set_char_box (0, 0.42 wd#, 0.28 ht#, 0.36 ht#);
1267 black_notehead_width# := wd#;
1269 define_pixels (ht, wd);
1271 pickup pencircle xscaled linethickness
1277 ellipse := reverse fullcircle xscaled linethickness
1280 z1 = (rt 0.00 wd, top -0.28 ht);
1281 z2 = (0.11 wd, -0.14 ht);
1282 z3 = (0.12 wd, +0.03 ht);
1283 z4 = (0.25 wd, -0.09 ht);
1284 z5 = (0.25 wd, +0.08 ht);
1285 z6 = (lft 0.42 wd, -0.04 ht);
1286 z7 = (lft 0.40 wd, bot +0.36 ht);
1288 fill get_subpath (ellipse, z1 - z2, z2 - z1, z1)
1289 -- get_subpath (ellipse, z2 - z1, z1 - z2, z2)
1291 fill get_subpath (ellipse, z3 - z4, z4 - z3, z3)
1292 -- get_subpath (ellipse, z4 - z3, z3 - z4, z4)
1294 fill get_subpath (ellipse, z5 - z6, z6 - z5, z5)
1295 -- point 0 of get_subpath (ellipse, z6 - z5, z5 - z6, z6)
1296 -- get_subpath (ellipse, z7 - z6, z6 - z7, z7)
1297 -- get_subpath (ellipse, z6 - z7, z5 - z6, z6)
1300 labels (1, 2, 3, 4, 5, 6, 7);
1304 % solesmes punctum inclinatum parvum
1305 inclinatum_char ("Solesmes punctum inclinatum parvum", "solesmes.incl.parvum",
1306 true, false, false);
1309 % solesmes punctum auctum ascendens
1310 punctum_char ("Solesmes punctum auctum ascendens", "solesmes.auct.asc",
1311 false, false, false, true,
1312 true, false, false, 1.0);
1315 % solesmes punctum auctum descendens
1316 punctum_char ("Solesmes punctum auctum descendens", "solesmes.auct.desc",
1317 false, false, false, true,
1318 false, false, false, 1.0);
1321 % solesmes punctum inclinatum auctum
1322 inclinatum_char ("Solesmes punctum incl. auctum", "solesmes.incl.auctum",
1323 false, false, true);
1327 inclinatum_char ("Solesmes stropha", "solesmes.stropha",
1328 false, true, false);
1331 % solesmes stropha aucta
1332 inclinatum_char ("Solesmes stropha aucta", "solesmes.stropha.aucta",
1337 fet_beginchar ("Solesmes oriscus", "ssolesmes.oriscus")
1340 a_b := 1.54; % b_h * a_b / a_w = wd / ht
1344 save a, beta, ht, wd;
1350 black_notehead_width# := wd#;
1354 convexity# = +0.05 ht#;
1356 define_pixels (ht, wd, convexity);
1358 set_char_box (0.00 wd#, 0.50 wd#,
1359 0.25 ht# + convexity#, 0.25 ht# + convexity#);
1361 z1 = (0.00 wd + blot_diameter / 2, -convexity);
1362 z2 = (1/6 wd, +convexity);
1363 z3 = (2/6 wd, -convexity);
1364 z4 = (0.50 wd - blot_diameter / 2, +convexity);
1366 save height, ellipse;
1369 height = 2 ypart (directionpoint right of (z1
1374 pickup pencircle xscaled blot_diameter
1375 yscaled (h + d - height);
1377 ellipse := fullcircle xscaled blot_diameter
1378 yscaled (h + d - height);
1380 % Adjust vertical coordinates to touch bounding box.
1387 d_ := direction 0 of (z1
1392 fill get_subpath (ellipse, -d_, d_, z1)
1395 .. get_subpath (ellipse, d_, -d_, z4)
1400 labels (1, 2, 3, 4);
1414 fet_beginchar ("Ed. Med. inclinatum", "smedicaea.inclinatum")
1415 draw_diamond_head (1.2 staff_space#, 0, 0, 35, false);
1419 def punctum_char (expr verbose_name, internal_name,
1420 left_up_stem, left_down_stem) =
1421 fet_beginchar (verbose_name, "s" & internal_name);
1424 ht# = 2 staff_space#;
1426 black_notehead_width# := wd#;
1428 define_pixels (ht, wd);
1433 ellipse := fullcircle xscaled blot_diameter
1436 z1 = (0.00 wd + blot_diameter / 2, 0);
1437 z2 = (0.4 wd - blot_diameter / 2, 0);
1439 fill get_subpath (ellipse, left, right, z1)
1440 -- get_subpath (ellipse, right, left, z2)
1445 pickup pencircle scaled linethickness;
1448 set_char_box (0.0, 0.4 wd#, 1.25 ht#, 0.25 ht#);
1450 z4 = (0.00 wd + linethickness / 2, blot_diameter / 2);
1451 z5 = (0.00 wd + linethickness / 2, -1.25 ht);
1453 draw_block (lft z5, rt z4);
1454 elseif left_up_stem:
1455 set_char_box (0.0, 0.4 wd#, 0.25 ht#, 1.25 ht#);
1457 z4 = (0.00 wd + linethickness / 2, -blot_diameter / 2);
1458 z5 = (0.00 wd + linethickness / 2, +1.25 ht);
1460 draw_block (lft z4, rt z5);
1462 set_char_box (0.0, 0.4 wd#, 0.25 ht#, 0.25 ht#);
1471 punctum_char ("Ed. Med. punctum", "medicaea.punctum",
1475 % left up-stemmed punctum
1476 punctum_char ("Ed. Med. reverse virga", "medicaea.rvirga",
1480 % virga (i.e. left down-stemmed punctum)
1481 punctum_char ("Ed. Med. virga", "medicaea.virga",
1494 def punctum_char (expr verbose_name, internal_name,
1496 fet_beginchar (verbose_name, "s" & internal_name);
1501 draw_diamond_head (staff_space#, 0, 0, alpha, false);
1504 set_char_box (0, head_width#,
1505 1.5 staff_space#, head_height# / 2);
1510 ellipse := reverse fullcircle xscaled blot_diameter
1511 yscaled 0.7 staff_space
1514 z11 = (head_width / 2, 0);
1515 z12 = find_tangent_shift (((0, -d) -- (w, -d)), ellipse,
1516 (w / 2, -d), (w / 2, 0));
1518 fill get_subpath (ellipse, up, down, z11)
1519 -- get_subpath (ellipse, down, up, z12)
1529 punctum_char ("Hufnagel punctum", "hufnagel.punctum", false)
1533 punctum_char ("Hufnagel virga", "hufnagel.virga", true)
1537 fet_beginchar ("Hufnagel pes lower punctum", "shufnagel.lpes")
1538 save width, height, alpha;
1540 width# = 2 * staff_space#;
1541 height# = 0.7 * staff_space#;
1544 set_char_box (0, width#, height# / 2, height# / 2);
1546 define_pixels (width, height);
1551 circle := reverse fullcircle scaled linethickness;
1553 pickup pencircle scaled linethickness;
1555 rt x3 = -lft x1 = width / 2;
1556 y2 = y3 = height / 2;
1557 y1 = y4 = -height / 2;
1559 tand (alpha) * (y2 - y1) = x2 - x1 = x3 - x4;
1561 fill get_subpath (circle, left, z2 - z1, z1)
1562 -- get_subpath (circle, z2 - z1, right, z2)
1563 -- get_subpath (circle, right, z4 - z3, z3)
1564 -- get_subpath (circle, z4 - z3, left, z4)
1567 currentpicture := currentpicture shifted (width/2, 0);
1569 % labels (1, 2, 3, 4);
1573 fet_endgroup ("noteheads")