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);
445 def draw_diamond_head (expr head_h, pen_w, pen_h, angle, open) =
446 save head_width, head_height;
447 save ellipse, ellipse_r;
448 path ellipse, ellipse_r;
450 head_height# = head_h;
451 head_width# / head_height# = tand (angle);
453 set_char_box (0, head_width#,
454 head_height# / 2, head_height# / 2);
456 charwx := head_width# / 2;
457 charwy := head_height# / 2 - linethickness#;
459 define_pixels (head_width, head_height);
461 ellipse := reverse fullcircle
462 xscaled (max (blot_diameter, pen_w * head_width))
463 yscaled (max (blot_diameter, pen_h * head_width))
465 ellipse_r := ellipse rotated 180;
467 z1 = find_tangent_shift (((0, h) -- (0, -h)), ellipse,
469 z2 = find_tangent_shift (((0, h) -- (w, h)), ellipse,
470 (w / 2, h), (w / 2, 0));
471 z3 = find_tangent_shift (((w, h) -- (w, -h)), ellipse,
473 z4 = find_tangent_shift (((0, -h) -- (w, -h)), ellipse,
474 (w / 2, -h), (w / 2, 0));
476 fill (subpath (directiontime (z1 - z4) of ellipse,
477 directiontime (z2 - z1) of ellipse)
478 of ellipse) shifted z1
479 -- (subpath (directiontime (z2 - z1) of ellipse,
480 directiontime (z3 - z2) of ellipse)
481 of ellipse) shifted z2
482 -- (subpath (directiontime (z3 - z2) of ellipse_r,
483 directiontime (z4 - z3) of ellipse_r)
484 of ellipse_r) shifted z3
485 -- (subpath (directiontime (z4 - z3) of ellipse_r,
486 directiontime (z1 - z4) of ellipse_r)
487 of ellipse_r) shifted z4
494 l12 := (directionpoint (z1 - z2) of ellipse) shifted z1
495 -- (directionpoint (z1 - z2) of ellipse) shifted z2;
496 l23 := (directionpoint (z2 - z3) of ellipse) shifted z2
497 -- (directionpoint (z2 - z3) of ellipse) shifted z3;
498 l34 := (directionpoint (z3 - z4) of ellipse) shifted z3
499 -- (directionpoint (z3 - z4) of ellipse) shifted z4;
500 l41 := (directionpoint (z4 - z1) of ellipse) shifted z4
501 -- (directionpoint (z4 - z1) of ellipse) shifted z1;
503 unfill l12 intersectionpoint l23
504 -- l23 intersectionpoint l34
505 -- l34 intersectionpoint l41
506 -- l41 intersectionpoint l12
514 fet_beginchar ("Mensural semibrevis head", "s0mensural");
515 draw_diamond_head (staff_space#, 0.15, 0.30, 30, true);
519 fet_beginchar ("Mensural minima head", "s1mensural");
520 draw_diamond_head (staff_space#, 0.15, 0.30, 30, true);
524 fet_beginchar ("Mensural semiminima head", "s2mensural");
525 draw_diamond_head (staff_space#, 0.15, 0.30, 30, false);
529 fet_beginchar ("Petrucci semibrevis head", "s0petrucci");
530 % draw_diamond_head (1.8 staff_space#, 0.15, 0.40, 30, true);
531 draw_neomensural_open_head (staff_space#, 1.8 staff_space#);
535 fet_beginchar ("Petrucci minima head", "s1petrucci");
536 % draw_diamond_head (1.8 staff_space#, 0.15, 0.40, 30, true);
537 draw_neomensural_open_head (staff_space#, 1.8 staff_space#);
541 fet_beginchar ("Petrucci semiminima head", "s2petrucci");
542 % draw_diamond_head (1.8 staff_space#, 0.15, 0.40, 30, false);
543 draw_neomensural_black_head (staff_space#, 1.8 staff_space#);
551 % EDITIO VATICANA (including solesmes extensions)
556 % parameterized punctum
557 def punctum_char (expr verbose_name, internal_name,
558 left_stem, right_stem, linea, cavum,
559 straight, auctum, rev_auctum, d_up,
560 eccentric, up_shift, down_shift, mag) =
561 fet_beginchar (verbose_name, "s" & internal_name);
564 a_b := 1.54; % b_h * a_b / a_w = wd / ht
568 save a, beta, ht, wd;
570 ht# = noteheight# * mag;
574 black_notehead_width# := wd#;
588 % convexity and eccentricity
589 save u_convexity, u_eccentricity;
592 u_convexity# := -0.01 ht#;
593 u_eccentricity# := 0.0 ht#; % dummy
595 u_convexity# := -0.03 ht#;
596 u_eccentricity# := +0.25 ht#;
598 u_convexity# := -0.10 ht#;
599 u_eccentricity# := -0.12 ht#;
601 u_convexity# := -0.05 ht#;
602 u_eccentricity# := 0.0 ht#; % dummy
605 save convexity, eccentricity;
607 convexity# := d_sign# * u_convexity#;
608 eccentricity# := d_sign# * u_eccentricity#;
621 define_pixels (convexity, eccentricity, yoffs, ht, wd);
623 pickup pencircle scaled linethickness;
626 save height, yoffs_bt;
629 yoffs_bt# = yoffs# - 0.5 height# - 0.25 convexity#;
631 define_pixels (height, yoffs_bt);
640 save box_top, box_bt;
642 if auctum or rev_auctum:
643 z1 = (0.00 wd + linethickness / 2,
646 yoffs_bt + 1.0 convexity);
647 z3 = (0.42 wd - linethickness/ 2,
648 yoffs_bt + 1.0 eccentricity);
649 box_top# = height# + yoffs_bt# +
650 max (0, 1.0 convexity#, 1.0 eccentricity#);
651 box_bt# = yoffs_bt# +
652 min (0, 1.0 convexity#, 1.0 eccentricity#);
661 z1 = (0.00 wd + linethickness / 2,
662 yoffs_bt - 1.0 convexity);
664 yoffs_bt + 1.4 convexity);
665 z3 = (0.42 wd - linethickness / 2,
666 yoffs_bt - 1.0 convexity);
667 box_top# = height# + yoffs_bt# +
668 max (-1.0 convexity#, 1.4 convexity#, 0);
669 box_bt# = yoffs_bt# +
670 min (-1.0 convexity#, 1.4 convexity#, 0);
679 z1 = (0.00 wd + linethickness / 2,
682 yoffs_bt + 1.0 convexity);
683 z3 = (0.42 wd - linethickness / 2,
685 box_top# = height# + yoffs_bt# +
686 max (0, 1.0 convexity#);
687 box_bt# = yoffs_bt# +
688 min (0, 1.0 convexity#);
698 labels (1, 2, 3, 4, 5, 6);
706 pickup pencircle scaled 0.6 linethickness;
711 z11 = (0.00 wd + 0.6 linethickness / 2, yoffs);
712 z12 = (0.00 wd + 0.6 linethickness / 2, yoffs - 1.1 ht);
715 stem_bt# = yoffs# - 1.1 ht#;
717 z11 = (0.42 wd - 0.6 linethickness / 2, yoffs);
718 z12 = (0.42 wd - 0.6 linethickness / 2, yoffs - 1.5 ht);
721 stem_bt# = yoffs# - 1.5 ht#;
726 set_char_box (0.00 wd#, 0.42 wd#,
727 max (0, -box_bt#, -stem_bt#) + linethickness# / 2,
728 max (0, box_top#) + linethickness# / 2);
731 save linea_width, linea_height;
733 linea_width# = 0.6 linethickness#;
734 linea_height# = 0.7 ht#;
736 define_pixels (linea_width, linea_height);
738 draw_block ((-0.10 wd - linea_width / 2,
740 (-0.10 wd + linea_width / 2,
742 draw_block ((+0.52 wd - linea_width / 2,
744 (+0.52 wd + linea_width / 2,
748 0.62 wd# + linea_width#,
752 currentpicture := currentpicture
753 shifted (0.10 wd + linea_width / 2, 0);
759 % parameterized punctum inclinatum
760 def inclinatum_char (expr verbose_name, internal_name,
761 small, stropha, auctum) =
763 fet_beginchar (verbose_name, "s" & internal_name)
767 ht# = 0.50 noteheight#;
769 ht# = 0.80 noteheight#;
772 draw_diamond_head (ht#, 0, 0, alpha#, false);
776 xscaled (0.25*head_height)
777 yscaled (0.55*head_height)
779 save za, off_angle; pair za;
781 za = (0, -0.25*head_height)
782 rotated -(alpha# + off_angle)
783 shifted (0.48 head_width, -0.02 head_width);
788 pickup pencircle scaled linethickness;
791 za = (0, -0.5 head_height + linethickness);
793 zc = za + (0.52 head_width, 0);
794 draw za{(0,-1) rotated alpha#} .. {right}zb{right} ..
795 {(0,1) rotated -alpha#}zc;
801 punctum_char ("Ed. Vat. punctum", "vaticana.punctum",
802 false, false, false, false, false,
803 false, false, false, false, false, false, 1.0);
805 % punctum cavum (for OpusTeX compatibility)
806 punctum_char ("Ed. Vat. punctum cavum", "vaticana.punctum.cavum",
807 false, false, false, true, false,
808 false, false, false, false, false, false, 1.0);
810 % linea punctum (for OpusTeX compatibility)
811 punctum_char ("Ed. Vat. linea punctum", "vaticana.linea.punctum",
812 false, false, true, false, false,
813 false, false, false, false, false, false, 1.0);
815 % linea punctum cavum (for OpusTeX compatibility)
816 punctum_char ("Ed. Vat. linea punctum cavum", "vaticana.linea.punctum.cavum",
817 false, false, true, true, false,
818 false, false, false, false, false, false, 1.0);
821 inclinatum_char ("Ed. Vat. inclinatum", "vaticana.inclinatum",
822 false, false, false);
825 punctum_char ("Ed. Vat. pes lower punctum", "vaticana.lpes",
826 false, false, false, false, true,
827 false, false, true, false, false, false, 1.0);
830 punctum_char ("Ed. Vat. pes var lower punctum", "vaticana.vlpes",
831 false, false, false, false, true,
832 false, false, true, false, false, true, 1.0);
835 punctum_char ("Ed. Vat. pes upper punctum", "vaticana.upes",
836 false, false, false, false, true,
837 false, false, false, false, false, false, 1.0);
839 % pes upper punctum (shifted variation)
841 % This note head is used instead of the regular pes upper punctum to
842 % avoid collision with the lower punctum note of the pes when the upper
843 % punctum sits directly on top of the lower punctum.
845 punctum_char ("Ed. Vat. var pes upper punctum", "vaticana.vupes",
846 false, false, false, false, true,
847 false, false, false, false, true, false, 1.0);
849 % small punctum as used in epiphonus
850 punctum_char ("Ed. Vat. plica", "vaticana.plica",
851 false, false, false, false, false,
852 false, false, false, false, false, false, 0.6);
854 % small punctum as used in epiphonus
855 punctum_char ("Ed. Vat. var plica", "vaticana.vplica",
856 false, false, false, false, false,
857 false, true, false, false, false, true, 0.6);
859 % eccentric punctum as used in epiphonus
860 punctum_char ("Ed. Vat. epiphonus", "vaticana.epiphonus",
861 false, false, false, false, false,
862 false, false, true, true, false, false, 1.0);
864 % eccentric punctum as used in epiphonus (shifted variation)
866 % This note head is used instead of the regular epiphonus punctum to
867 % avoid collision with the plica head when the plica sits directly on
868 % top of the lower head.
870 punctum_char ("Ed. Vat. var epiphonus", "vaticana.vepiphonus",
871 false, false, false, false, false,
872 false, false, true, true, false, true, 1.0);
874 % small punctum as used in cephalicus
875 punctum_char ("Ed. Vat. rev. plica", "vaticana.reverse.plica",
876 false, false, false, false, false,
877 false, false, true, false, false, false, 0.6);
879 % small punctum as used in cephalicus
880 punctum_char ("Ed. Vat. rev. var plica", "vaticana.reverse.vplica",
881 false, false, false, false, false,
882 false, true, true, false, false, true, 0.6);
884 % eccentric punctum as used in cephalicus; without left stem
885 punctum_char ("Ed. Vat. cephalicus", "vaticana.inner.cephalicus",
886 false, false, false, false, false,
887 false, false, false, true, false, false, 1.0);
889 % eccentric punctum as used in cephalicus; with left stem
890 punctum_char ("Ed. Vat. cephalicus", "vaticana.cephalicus",
891 true, false, false, false, false,
892 false, false, false, true, false, false, 1.0);
895 fet_beginchar ("Ed. Vat. quilisma", "svaticana.quilisma")
898 a_b:=1.54; % b_h*a_b/a_w = wd/ht
902 save a, beta, ht, wd;
907 set_char_box (0, 0.42 wd#, 0.28 ht#, 0.36 ht#);
908 black_notehead_width# := wd#;
910 define_pixels (ht, wd);
911 pickup pencircle xscaled linethickness yscaled 0.44 ht;
912 lft x1 = 0.00 wd; bot y1 = -0.28 ht;
913 x2 = 0.11 wd; y2 = -0.14 ht;
914 x3 = 0.12 wd; y3 = +0.03 ht;
915 x4 = 0.25 wd; y4 = -0.09 ht;
916 x5 = 0.26 wd; y5 = +0.08 ht;
917 x6 = 0.40 wd; y6 = -0.04 ht;
918 rt x7 = 0.42 wd; top y7 = +0.36 ht;
919 draw z1 .. z2 -- z3 .. z4 -- z5 .. z6 -- z7;
922 % solesmes punctum inclinatum parvum
923 inclinatum_char ("Solesmes punctum inclinatum parvum", "solesmes.incl.parvum",
926 % solesmes punctum auctum ascendens
927 punctum_char ("Solesmes punctum auctum ascendens", "solesmes.auct.asc",
928 false, false, false, false, false,
929 true, false, true, false, false, false, 1.0);
931 % solesmes punctum auctum descendens
932 punctum_char ("Solesmes punctum auctum descendens", "solesmes.auct.desc",
933 false, false, false, false, false,
934 true, false, false, false, false, false, 1.0);
936 % solesmes punctum inclinatum auctum
937 inclinatum_char ("Solesmes punctum incl. auctum", "solesmes.incl.auctum",
941 inclinatum_char ("Solesmes stropha", "solesmes.stropha",
944 % solesmes stropha aucta
945 inclinatum_char ("Solesmes stropha aucta", "solesmes.stropha.aucta",
949 fet_beginchar ("Solesmes oriscus", "ssolesmes.oriscus")
952 a_b := 1.54; % b_h*a_b/a_w = wd/ht
956 save a, beta, ht, wd;
961 black_notehead_width# := wd#;
964 convexity# = +0.05 ht#;
966 define_pixels (ht, wd, convexity);
967 pickup pencircle xscaled blot_diameter yscaled 0.50 ht;
968 lft x1 = 0.00 wd; y1 = -convexity;
969 x2 = 0.16 wd; y2 = +convexity;
970 x3 = 0.33 wd; y3 = -convexity;
971 rt x4 = 0.50 wd; y4 = +convexity;
972 draw z1 .. z2 .. z3 .. z4;
973 set_char_box (0.00 wd#, 0.50 wd#,
974 0.25 ht# + convexity#, 0.25 ht# + convexity#);
987 fet_beginchar ("Ed. Med. inclinatum", "smedicaea.inclinatum")
988 draw_diamond_head (1.2 staff_space#, 0, 0, 35, false);
992 % parametrized punctum
993 def punctum_char (expr verbose_name, internal_name,
994 left_up_stem, left_down_stem) =
995 fet_beginchar (verbose_name, "s" & internal_name);
996 save a, beta, ht, wd;
998 ht# = 2 staff_space#;
1000 black_notehead_width# := wd#;
1002 define_pixels (ht, wd);
1004 pickup pencircle xscaled blot_diameter
1007 z1 = (0.00 wd + blot_diameter / 2, 0);
1008 z2 = (0.4 wd - blot_diameter / 2, 0);
1013 pickup pencircle xscaled linethickness
1014 yscaled blot_diameter;
1017 z4 = (0.00 wd + linethickness / 2, blot_diameter / 2);
1018 z5 = (0.00 wd + linethickness / 2, -1.25 ht);
1022 set_char_box (0.0, 0.4 wd#, 1.25 ht#, 0.25 ht#);
1023 elseif left_up_stem:
1024 z4 = (0.00 wd + linethickness / 2, blot_diameter / 2);
1025 z5 = (0.00 wd + linethickness / 2, +1.25 ht);
1029 set_char_box (0.0, 0.4 wd#, 0.25 ht#, 1.25 ht#);
1031 set_char_box (0.0, 0.4 wd#, 0.25 ht#, 0.25 ht#);
1039 punctum_char ("Ed. Med. punctum", "medicaea.punctum",
1043 % left up-stemmed punctum
1044 punctum_char ("Ed. Med. reverse virga", "medicaea.rvirga",
1048 % virga (i.e. left down-stemmed punctum)
1049 punctum_char ("Ed. Med. virga", "medicaea.virga",
1062 % parametrized punctum
1063 def punctum_char (expr verbose_name, internal_name,
1065 fet_beginchar (verbose_name, "s" & internal_name);
1069 draw_diamond_head (staff_space#, 0, 0, alpha#, false);
1071 pickup pencircle xscaled blot_diameter
1072 yscaled 0.7 staff_space
1078 za = (head_width / 2, 0);
1079 bot zb = (head_width / 2, -1.5 staff_space);
1083 set_char_box (0, head_width#,
1084 1.5 staff_space#, head_height# / 2);
1090 punctum_char ("Hufnagel punctum", "hufnagel.punctum", false)
1093 punctum_char ("Hufnagel virga", "hufnagel.virga", true)
1096 fet_beginchar ("Hufnagel pes lower punctum", "shufnagel.lpes")
1097 save width, height, alpha;
1098 width# = 2*staff_space#;
1099 height# = 0.7*staff_space#;
1102 set_char_box (0, width#, height#/2, height#/2);
1104 pickup pencircle scaled linethickness;
1105 define_pixels (width, height);
1107 rt x3 = -lft x1 = width/2;
1109 y1 = y4 = -height/2;
1110 tand (alpha#) * (y2 - y1) = x2 - x1 = x3 - x4;
1112 filldraw z1 -- z2 -- z3 -- z4 -- cycle;
1114 currentpicture := currentpicture shifted (width/2, 0);
1117 fet_endgroup ("noteheads")