+++ /dev/null
-% -%-Fundamental-%- -*-Metafont-*-
-% parmesan-heads.mf -- implement ancient note heads
-%
-% source file of LilyPond's pretty-but-neat music font
-%
-% (c) 2001--2009 Juergen Reuter <reuter@ipd.uka.de>
-%
-% Neo-mensural heads originally by
-% Christian Mondrup and Mats Bengtsson
-%
-
-save black_notehead_width;
-numeric black_notehead_width;
-
-fet_begingroup ("noteheads");
-
-%
-% character aligment:
-%
-% The head is assumed to be vertically centered around (0, 0).
-% The left-most edge of the head should touch the vertical line
-% that goes though the point (0, 0).
-%
-% set_char_box() conventions:
-%
-% * breapth: Ignored (as far as I know). Should be set to 0.
-%
-% * width: Should match the head's width.
-%
-% * depth: Should match the bottom edge of the head. Affects vertical
-% collision handling.
-%
-% * height: Should match the top edge of the head. Affects vertical
-% collision handling.
-%
-% TODO: should depth/height include appendages/stems?
-
-overdone_heads = 0;
-noteheight# := staff_space# + (1 + overdone_heads) * stafflinethickness#;
-define_pixels (noteheight);
-
-
-%%%%%%%%
-%
-%
-%
-% MENSURAL NOTATION
-%
-%
-%
-
-def draw_neomensural_brevis (expr brevwid) =
- save beamheight, head_width;
- save holeheight, stem_width;
- save serif_size, serif_protrude;
-
- head_width# = brevwid;
- holeheight = 3 stafflinethickness;
- stem_width = 1.4 stafflinethickness;
-
- define_pixels (head_width);
-
- set_char_box (0, head_width#,
- noteheight# / 2, noteheight# / 2);
-
- 2 beamheight + holeheight = noteheight;
- serif_size = (holeheight - stafflinethickness) / 2;
- serif_protrude = 1.5 serif_size;
-
- z1l = (0, 0);
- z2l = (0, -stafflinethickness / 2);
- z3r = z2r + serif_size * (1, -1);
- y4r = y3r;
- x4r = head_width / 2;
- z5l = z3l + (-serif_size, -serif_protrude);
-
- penpos1 (stem_width, 0);
- penpos2 (stem_width, 0);
- penpos3 (beamheight, 90);
- penpos4 (beamheight, 90);
- penpos5 (stem_width, 180);
-
- save pat_in, pat_out;
- path pat_in, pat_out;
-
- pat_out := z4l
- -- z3l{left}
- .. z5l{down}
- .. z5r{up}
- -- z1l;
- pat_out := pat_out
- -- reverse pat_out yscaled -1;
- pat_out := pat_out
- -- reverse pat_out shifted (-x4r, 0)
- xscaled -1
- shifted (x4l, 0)
- -- cycle;
- fill pat_out;
-
- pat_in := z4r
- -- z3r{left}
- .. z2r{up}
- -- z1r;
- pat_in := pat_in
- -- reverse pat_in yscaled -1;
- pat_in := pat_in
- -- reverse pat_in shifted (-x4r, 0)
- xscaled -1
- shifted (x4l, 0)
- -- cycle;
- unfill pat_in;
-
- penlabels (1, 2, 3, 4, 5);
-enddef;
-
-
-%%% This head does not seem to be used anywhere. Junk me? -- jr
-def draw_neomensural_left_stemmed_head (expr wid) =
- draw_neomensural_brevis (wid);
-
- x6 = x7 = stem_width / 2;
- y6 = y5;
- y7 = y5 - 2.25 staff_space;
-
- z17 = (x7, y7 - stem_width / 2);
-
- penpos6 (stem_width, 0);
- penpos7 (stem_width, 0);
-
- fill z7l
- -- z6l
- -- z6r
- -- z7r
- .. z17
- .. cycle;
-
- penlabels (6, 7);
- labels (17);
-enddef;
-
-
-%%% This head does not seem to be used anywhere. Junk me? -- jr
-fet_beginchar ("Left stemmed notehead", "slneomensural");
- draw_neomensural_left_stemmed_head (2 staff_space#);
-fet_endchar;
-
-
-%
-% Some sources (eg. Musix/OpusTeX) think that the appendage should be on
-% the left, some say right. Right wins democratically.
-%
-def draw_neomensural_longa (expr wid) =
- draw_neomensural_brevis (wid);
-
- save theta;
-
- x7r = head_width;
- y7 = y5;
- z6 - z7 = (stem_width / 2, -staff_space);
- theta = angle (z6 - z7) + 90;
-
- penpos7 (stem_width, 0);
- penpos6 (1.2 stem_width, theta);
-
- z7' = find_tangent (z6l, pat_out,
- (x7l + 0.5 stem_width, y7l),
- (x7l - 0.5 stem_width, y7l));
-
- fill z7r
- .. z6r{z6 - z7}
- .. {z7 - z6}z6l
- -- z7'
- -- cycle;
-
- penlabels (6, 7);
- labels (7');
-enddef;
-
-
-%
-% En wij presenteren U: de opvolgster van Emily
-%
-% (ze is wel breed)
-%
-fet_beginchar ("Neo-mensural maxima notehead", "sM3neomensural");
- draw_neomensural_longa (2.6 staff_space#);
-fet_endchar;
-
-
-fet_beginchar ("Neo-mensural longa notehead", "sM2neomensural");
- draw_neomensural_longa (2 staff_space#);
-fet_endchar;
-
-
-fet_beginchar ("Neo-mensural brevis notehead", "sM1neomensural");
- draw_neomensural_brevis (2 staff_space#);
-fet_endchar;
-
-
-def draw_neomensural_black_head (expr wid, height) =
- save head_width;
- save ne, nw, ne_dist, nw_dist;
- pair ne, nw, ne_dist, nw_dist;
-
- head_width# = wid;
-
- set_char_box (0, head_width#,
- height / 2, height / 2);
-
- charwx := head_width# / 2;
- charwy := height / 2;
-
- y3 = y1 = 0;
- x2 = x4 = (x1 + x3) / 2;
-
- pickup pencircle scaled blot_diameter;
-
- top y2 = h;
- bot y4 = -d;
- lft x1 = 0;
- rt x3 = w;
-
- ne := unitvector (z2 - z1);
- nw_dist := (ne rotated 90) * 0.5 blot_diameter;
- nw := unitvector (z2 - z3);
- ne_dist := (nw rotated -90) * 0.5 blot_diameter;
-
- fill lft z1{up}
- .. (z1 + nw_dist){ne}
- -- (z2 + nw_dist){ne}
- .. top z2{right}
- .. (z2 + ne_dist){-nw}
- -- (z3 + ne_dist){-nw}
- .. rt z3{down}
- .. (z3 - nw_dist){-ne}
- -- (z4 - nw_dist){-ne}
- .. bot z4{left}
- .. (z4 - ne_dist){nw}
- -- (z1 - ne_dist){nw}
- .. cycle;
-
- labels (1, 2, 3, 4);
-enddef;
-
-
-def draw_neomensural_open_head (expr wid, height)=
- draw_neomensural_black_head (wid, height);
-
- save diamNW, diamSW;
-
- diamNW = length (z2 - z1) + blot_diameter;
- diamSW = length (z4 - z1) + blot_diameter;
-
- save hole_widthNW, hole_widthSW;
-
- hole_widthNW = 0.34 diamNW ;
- hole_widthSW + 2.6 linethickness = diamSW;
-
- (z7 + z5) / 2 = (w / 2, 0);
- (z8 + z6) / 2 = (w / 2, 0);
- z6 - z5 = hole_widthNW * unitvector (z2 - z1);
- z7 - z6 = hole_widthSW * unitvector (z4 - z1);
-
- unfill z5
- -- z6
- -- z7
- -- z8
- -- cycle;
-
- labels (5, 6, 7, 8);
-enddef;
-
-
-%
-% WL says the thin lines should be thinner.
-%
-fet_beginchar ("Harmonic notehead (Neo-mensural open)", "s0harmonic");
- draw_neomensural_open_head (1.3 staff_space#, 1.3 noteheight#);
- charwx := head_width#;
- charwy := 0;
-fet_endchar;
-
-
-fet_beginchar ("Harmonic notehead (Neo-mensural black)", "s2harmonic");
- draw_neomensural_black_head (1.3 staff_space#, 1.3 noteheight#);
- charwx := head_width#;
- charwy := 0;
-fet_endchar;
-
-
-fet_beginchar ("Neo-mensural semibrevis head", "s0neomensural");
- draw_neomensural_open_head (staff_space#, noteheight#);
-fet_endchar;
-
-
-fet_beginchar ("Neo-mensural minima head", "s1neomensural");
- draw_neomensural_open_head (staff_space#, noteheight#);
-fet_endchar;
-
-
-fet_beginchar ("Neo-mensural semiminima head", "s2neomensural");
- draw_neomensural_black_head (staff_space#, noteheight#);
-fet_endchar;
-
-
-def draw_mensural_brevis (expr wid) =
- % TODO. For the moment, fall back to draw_neomensural_brevis.
- draw_neomensural_brevis (wid);
-enddef;
-
-
-%%% This head does not seem to be used anywhere. Junk me? -- jr
-def draw_mensural_left_stemmed_head (expr wid) =
- draw_mensural_brevis (wid);
-
- x6 = x7 = stem_width / 2;
- y6 = y5;
- y7 = y5 - 2.25 staff_space;
-
- z17 = (x7, y7 - stem_width / 2);
-
- penpos6 (stem_width, 0);
- penpos7 (stem_width, 0);
-
- fill z7l
- -- z6l
- -- z6r
- -- z7r
- .. z17
- .. cycle;
-
- penlabels (6, 7);
- labels (17);
-enddef;
-
-
-def draw_mensural_longa (expr wid) =
- draw_mensural_brevis (wid);
-
- x6 = x7 = head_width - stem_width / 2;
- y6 = y5;
- y7 = y5 - 2.25 staff_space;
-
- z17 = (x7, y7 - stem_width / 2);
-
- penpos6 (stem_width, 0);
- penpos7 (stem_width, 0);
-
- fill z7l
- -- z6l
- -- z6r
- -- z7r
- .. z17
- .. cycle;
-
- penlabels (6, 7);
- labels (17);
-enddef;
-
-
-%%% This head does not seem to be used anywhere. Junk me? -- jr
-fet_beginchar ("Mensural left stemmed notehead", "slmensural");
- draw_mensural_left_stemmed_head (staff_space#);
-fet_endchar;
-
-
-fet_beginchar ("Mensural maxima notehead", "sM3mensural");
- draw_mensural_longa (2.0 staff_space#);
-fet_endchar;
-
-
-fet_beginchar ("Mensural longa notehead", "sM2mensural");
- draw_mensural_longa (staff_space#);
-fet_endchar;
-
-
-fet_beginchar ("Mensural brevis notehead", "sM1mensural");
- draw_mensural_brevis (staff_space#);
-fet_endchar;
-
-
-def draw_diamond_head (expr head_h, pen_w, pen_h, angle, open) =
- save head_width, head_height;
- save ellipse, ellipse_r;
- path ellipse, ellipse_r, diamond_shape;
-
- head_height# = head_h;
- head_width# / head_height# = tand (angle);
-
- set_char_box (0, head_width#,
- head_height# / 2, head_height# / 2);
-
- charwx := head_width# / 2;
- charwy := head_height# / 2 - linethickness#;
-
- define_pixels (head_width, head_height);
-
- ellipse := reverse fullcircle
- xscaled (max (blot_diameter, pen_w * head_width))
- yscaled (max (blot_diameter, pen_h * head_width))
- rotated -angle;
-
- z1 = find_tangent_shift (((0, h) -- (0, -h)), ellipse,
- (0, 0), (w / 2, 0));
- z2 = find_tangent_shift (((0, h) -- (w, h)), ellipse,
- (w / 2, h), (w / 2, 0));
- z3 = find_tangent_shift (((w, h) -- (w, -h)), ellipse,
- (w, 0), (w / 2, 0));
- z4 = find_tangent_shift (((0, -h) -- (w, -h)), ellipse,
- (w / 2, -h), (w / 2, 0));
-
- diamond_shape := get_subpath (ellipse, z1 - z4, z2 - z1, z1)
- -- get_subpath (ellipse, z2 - z1, z3 - z2, z2)
- -- get_subpath (ellipse, z3 - z2, z4 - z3, z3)
- -- get_subpath (ellipse, z4 - z3, z1 - z4, z4)
- -- cycle;
- fill diamond_shape;
-
- if open:
- save l;
- path l[];
-
- l12 := (directionpoint (z1 - z2) of ellipse) shifted z1
- -- (directionpoint (z1 - z2) of ellipse) shifted z2;
- l23 := (directionpoint (z2 - z3) of ellipse) shifted z2
- -- (directionpoint (z2 - z3) of ellipse) shifted z3;
- l34 := (directionpoint (z3 - z4) of ellipse) shifted z3
- -- (directionpoint (z3 - z4) of ellipse) shifted z4;
- l41 := (directionpoint (z4 - z1) of ellipse) shifted z4
- -- (directionpoint (z4 - z1) of ellipse) shifted z1;
-
- unfill l12 intersectionpoint l23
- -- l23 intersectionpoint l34
- -- l34 intersectionpoint l41
- -- l41 intersectionpoint l12
- -- cycle;
- fi;
-
- labels (1, 2, 3, 4);
-enddef;
-
-
-fet_beginchar ("Mensural semibrevis head", "s0mensural");
- draw_diamond_head (staff_space#, 0.15, 0.30, 30, true);
-fet_endchar;
-
-
-fet_beginchar ("Mensural minima head", "s1mensural");
- draw_diamond_head (staff_space#, 0.15, 0.30, 30, true);
-fet_endchar;
-
-
-fet_beginchar ("Mensural semiminima head", "s2mensural");
- draw_diamond_head (staff_space#, 0.15, 0.30, 30, false);
-fet_endchar;
-
-
-fet_beginchar ("Petrucci semibrevis head", "s0petrucci");
-% draw_diamond_head (1.8 staff_space#, 0.15, 0.40, 30, true);
- draw_neomensural_open_head (staff_space#, 1.8 staff_space#);
-fet_endchar;
-
-
-fet_beginchar ("Petrucci minima head", "s1petrucci");
-% draw_diamond_head (1.8 staff_space#, 0.15, 0.40, 30, true);
- draw_neomensural_open_head (staff_space#, 1.8 staff_space#);
-fet_endchar;
-
-
-fet_beginchar ("Petrucci semiminima head", "s2petrucci");
-% draw_diamond_head (1.8 staff_space#, 0.15, 0.40, 30, false);
- draw_neomensural_black_head (staff_space#, 1.8 staff_space#);
-fet_endchar;
-
-
-%%%%%%%%
-%
-%
-%
-% EDITIO VATICANA (including solesmes extensions)
-%
-%
-%
-
-def vat_punctum_char (expr verbose_name, internal_name,
- linea, cavum, straight, auctum,
- d_up, up_shift, down_shift, mag) =
- fet_beginchar (verbose_name, "s" & internal_name);
- save a_b, b_h, a_w;
-
- a_b := 1.54; % b_h * a_b / a_w = wd / ht
- b_h := 0.85;
- a_w := 1.09;
-
- save a, beta, ht, wd;
-
- ht# = noteheight# * mag;
- 2 beta = ht# * b_h;
- a = beta * a_b;
- wd# = 2 a / a_w;
- black_notehead_width# := wd#;
-
- % direction
- save d_, d_sign;
- pair d_;
-
- if d_up:
- d_ := up;
- d_sign := 1;
- else:
- d_ := down;
- d_sign := -1;
- fi;
-
- % convexity and eccentricity
- save u_convexity, u_eccentricity;
-
- if straight:
- u_convexity# := -0.01 ht#;
- u_eccentricity# := 0.0 ht#; % dummy
- elseif auctum:
- u_convexity# := -0.03 ht#;
- u_eccentricity# := +0.25 ht#;
- else:
- u_convexity# := -0.05 ht#;
- u_eccentricity# := 0.0 ht#; % dummy
- fi;
-
- save convexity, eccentricity;
-
- convexity# := d_sign * u_convexity#;
- eccentricity# := d_sign * u_eccentricity#;
-
- % y shift offset
- save yoffs;
-
- if up_shift:
- yoffs# := 0.08 ht#;
- elseif down_shift:
- yoffs# := -0.11 ht#;
- else:
- yoffs# := 0.00 ht#;
- fi;
-
- define_pixels (convexity, eccentricity, yoffs, ht, wd);
-
- pickup pencircle scaled linethickness;
-
- save height, yoffs_bt, p, circle, circle_r;
- path p, circle, circle_r;
-
- height# = 0.47 ht#;
- yoffs_bt# = yoffs# - 0.5 height# - 0.25 convexity#;
-
- define_pixels (height, yoffs_bt);
-
- circle := fullcircle scaled linethickness;
-
- x1 = x6;
- x2 = x5;
- x3 = x4;
- y1 + height = y6;
- y2 + height = y5;
- y3 + height = y4;
-
- save box_top, box_bt;
-
- if auctum:
- z1 = (0.00 wd + linethickness / 2, yoffs_bt);
- z2 = (0.21 wd, yoffs_bt + convexity);
- z3 = (0.42 wd - linethickness/ 2,
- yoffs_bt + eccentricity);
- box_top# = height# + yoffs_bt# +
- max (0, convexity#, eccentricity#);
- box_bt# = yoffs_bt# +
- min (0, convexity#, eccentricity#);
- p = z1
- .. {right}z2
- .. {d_}z3
- -- z4{-d_}
- .. z5{left}
- .. z6
- -- cycle;
- else:
- z1 = (0.00 wd + linethickness / 2, yoffs_bt);
- z2 = (0.21 wd, yoffs_bt + convexity);
- z3 = (0.42 wd - linethickness / 2, yoffs_bt);
- box_top# = height# + yoffs_bt# + max (0, convexity#);
- box_bt# = yoffs_bt# + min (0, convexity#);
- p = z1
- .. z2
- .. z3
- -- z4
- .. z5
- .. z6
- -- cycle;
- fi;
-
- labels (1, 2, 3, 4, 5, 6);
-
- save dirs;
- pair dirs[];
-
- dirs12 := direction (0 + epsilon) of p;
- dirs2 := direction 1 of p;
- dirs32 := direction (2 - epsilon) of p;
- dirs45 := direction (3 + epsilon) of p;
- dirs5 := direction 4 of p;
- dirs65 := direction (5 - epsilon) of p;
-
- fill get_subpath (circle, down, dirs12, z1)
- .. (bot z2){dirs2}
- .. get_subpath (circle, dirs32, up, z3)
- -- get_subpath (circle, up, dirs45, z4)
- .. (top z5){dirs5}
- .. get_subpath (circle, dirs65, down, z6)
- -- cycle;
-
- if cavum:
- save pat, t;
- path pat[];
- numeric t[];
-
- pat123 := ((directionpoint -dirs12 of circle)
- shifted z1){dirs12}
- .. (top z2){dirs2}
- .. {dirs32}((directionpoint -dirs32 of circle)
- shifted z3);
- pat34 := lft z3
- -- lft z4;
- pat456 := ((directionpoint -dirs45 of circle)
- shifted z4){dirs45}
- .. (bot z5){dirs5}
- .. {dirs65}((directionpoint -dirs65 of circle)
- shifted z6);
- pat61 := rt z6
- -- rt z1;
-
- t61 := ypart (pat61 intersectiontimes pat123);
- t12 := xpart (pat123 intersectiontimes pat34);
- t34 := ypart (pat34 intersectiontimes pat456);
- t45 := xpart (pat456 intersectiontimes pat61);
-
- unfill subpath (t61, t12) of pat123
- -- subpath (t34, t45) of pat456
- -- cycle;
- fi;
-
- set_char_box (0.00 wd#, 0.42 wd#,
- max (0, -box_bt#) + linethickness# / 2,
- max (0, box_top#) + linethickness# / 2);
-
- if linea:
- save linea_width, linea_height;
-
- linea_width# = 0.6 linethickness#;
- linea_height# = 0.7 ht#;
-
- define_pixels (linea_width, linea_height);
-
- pickup pencircle scaled 0.6 linethickness;
-
- draw_rounded_block ((-0.10 wd - linea_width / 2,
- -linea_height / 2),
- (-0.10 wd + linea_width / 2,
- +linea_height / 2),
- 0.6 linethickness);
- draw_rounded_block ((+0.52 wd - linea_width / 2,
- -linea_height / 2),
- (+0.52 wd + linea_width / 2,
- +linea_height / 2),
- 0.6 linethickness);
-
- set_char_box (0, 0.62 wd# + linea_width#,
- linea_height# / 2,
- linea_height# / 2);
-
- currentpicture := currentpicture
- shifted (0.10 wd + linea_width / 2, 0);
- fi;
- fet_endchar;
-enddef;
-
-
-def plica_char (expr verbose_name, internal_name,
- d_up, mag) =
- fet_beginchar (verbose_name, "s" & internal_name);
- save a_b, b_h, a_w;
-
- a_b := 1.54; % b_h * a_b / a_w = wd / ht
- b_h := 0.85;
- a_w := 1.09;
-
- save a, beta, ht, wd;
-
- ht# = noteheight# * mag;
- 2 beta = ht# * b_h;
- a = beta * a_b;
- wd# = 2 a / a_w;
- black_notehead_width# := wd#;
-
- % direction
- save d_, d_sign;
- pair d_;
-
- if d_up:
- d_ := up;
- d_sign := 1;
- else:
- d_ := down;
- d_sign := -1;
- fi;
-
- % convexity and eccentricity
- save convexity, eccentricity;
-
- convexity# := d_sign * -0.10 ht#;
- eccentricity# := d_sign * -0.12 ht#;
-
- % y shift offset
- save yoffs;
-
- yoffs# := -0.11 ht#;
-
- define_pixels (convexity, eccentricity, yoffs, ht, wd);
-
- pickup pencircle scaled linethickness;
-
- save height, yoffs_bt, p, circle, circle_r;
- path p, circle, circle_r;
-
- height# = 0.47 ht#;
- yoffs_bt# = yoffs# - 0.5 height# - 0.25 convexity#;
-
- define_pixels (height, yoffs_bt);
-
- circle := fullcircle scaled linethickness;
-
- x1 = x6;
- x2 = x5;
- x3 = x4;
- y1 + height = y6;
- y2 + height = y5;
- y3 + height = y4;
-
- save box_top, box_bt;
-
- z1 = (0.00 wd + linethickness / 2, yoffs_bt);
- z2 = (0.21 wd, yoffs_bt + convexity);
- z3 = (0.42 wd - linethickness/ 2, yoffs_bt + eccentricity);
- box_top# = height# + yoffs_bt# +
- max (0, convexity#, eccentricity#);
- box_bt# = yoffs_bt# +
- min (0, convexity#, eccentricity#);
- p = z1
- .. z2{right}
- .. z3
- -- z4
- .. z5{left}
- .. z6
- -- cycle;
-
- labels (1, 2, 3, 4, 5, 6);
-
- save dirs;
- pair dirs[];
-
- dirs12 := direction (0 + epsilon) of p;
- dirs2 := direction 1 of p;
- dirs32 := direction (2 - epsilon) of p;
- dirs45 := direction (3 + epsilon) of p;
- dirs5 := direction 4 of p;
- dirs65 := direction (5 - epsilon) of p;
-
- fill get_subpath (circle, down, dirs12, z1)
- .. (bot z2){dirs2}
- .. get_subpath (circle, dirs32, up, z3)
- -- get_subpath (circle, up, dirs45, z4)
- .. (top z5){dirs5}
- .. get_subpath (circle, dirs65, down, z6)
- -- cycle;
-
- pickup pencircle scaled 0.6 linethickness;
-
- save stem_bt;
-
- set_char_box (0.00 wd#, 0.42 wd#,
- max (0, -box_bt#) + linethickness# / 2,
- max (0, box_top#) + linethickness# / 2);
-
- fet_endchar;
-enddef;
-
-
-def epiphonus_char (expr verbose_name, internal_name,
- left_stem, d_up, down_shift, mag) =
- fet_beginchar (verbose_name, "s" & internal_name);
- save a_b, b_h, a_w;
-
- a_b := 1.54; % b_h * a_b / a_w = wd / ht
- b_h := 0.85;
- a_w := 1.09;
-
- save a, beta, ht, wd;
-
- ht# = noteheight# * mag;
- 2 beta = ht# * b_h;
- a = beta * a_b;
- wd# = 2 a / a_w;
- black_notehead_width# := wd#;
-
- % direction
- save d_, d_sign;
- pair d_;
-
- if d_up:
- d_ := up;
- d_sign := 1;
- else:
- d_ := down;
- d_sign := -1;
- fi;
-
- % convexity and eccentricity
- save convexity;
-
- convexity# := d_sign * -0.05ht#;
-
- % y shift offset
- save yoffs;
-
- if down_shift:
- yoffs# := -0.11 ht#;
- else:
- yoffs# := 0.00 ht#;
- fi;
-
- define_pixels (convexity, yoffs, ht, wd);
-
- pickup pencircle scaled linethickness;
-
- save height, yoffs_bt, p, circle, circle_r;
- path p, circle, circle_r;
-
- height# = 0.47 ht#;
- yoffs_bt# = yoffs# - 0.5 height# - 0.25 convexity#;
-
- define_pixels (height, yoffs_bt);
-
- circle := fullcircle scaled linethickness;
-
- x1 = x6;
- x2 = x5;
- x3 = x4;
- y1 + height = y6;
- y2 + height = y5;
- y3 + height = y4;
-
- save box_top, box_bt;
-
- z1 = (0.00 wd + linethickness / 2, yoffs_bt - 2.5 convexity);
- z2 = (0.06 wd, yoffs_bt + 1.4 convexity);
- z3 = (0.42 wd - linethickness / 2, yoffs_bt - 1.0 convexity);
- box_top# = height# + yoffs_bt# +
- max (-1.0 convexity#, 1.4 convexity#, 0);
- box_bt# = yoffs_bt# +
- min (-1.0 convexity#, 1.4 convexity#, 0);
- p = z1{-d_}
- .. {curl 1}z2{right}
- .. z3
- -- z4
- .. {left}z5{curl 1}
- .. {d_}z6
- -- cycle;
-
- labels (1, 2, 3, 4, 5, 6);
-
- save dirs;
- pair dirs[];
-
- dirs12 := direction (0 + epsilon) of p;
- dirs21 := direction (1 - epsilon) of p;
- dirs23 := direction (1 + epsilon) of p;
- dirs32 := direction (2 - epsilon) of p;
- dirs45 := direction (3 + epsilon) of p;
- dirs54 := direction (4 - epsilon) of p;
- dirs56 := direction (4 + epsilon) of p;
- dirs65 := direction (5 - epsilon) of p;
-
- fill get_subpath (circle, down, dirs12, z1)
- .. get_subpath (circle, dirs21, dirs23, z2)
- .. get_subpath (circle, dirs32, up, z3)
- -- get_subpath (circle, up, dirs45, z4)
- .. get_subpath (circle, dirs54, dirs56, z5)
- .. get_subpath (circle, dirs65, down, z6)
- -- cycle;
-
- save stem_bt;
-
- if left_stem:
- pickup pencircle scaled 0.6 linethickness;
-
- lft x11 = x1 - linethickness / 2;
- bot y11 = yoffs - 1.1 ht - linethickness / 2;
- x12 = x11;
- y12 = y1;
-
- draw_rounded_block (bot lft z11, top rt z12,
- 0.6 linethickness);
- stem_bt# = yoffs# - 1.1 ht#;
-
- labels (11, 12);
- else:
- stem_bt# = 0;
- fi;
-
- set_char_box (0.00 wd#, 0.42 wd#,
- max (0, -box_bt#, -stem_bt#) + linethickness# / 2,
- max (0, box_top#) + linethickness# / 2);
- fet_endchar;
-enddef;
-
-
-def inclinatum_char (expr verbose_name, internal_name,
- small, stropha, auctum) =
- fet_beginchar (verbose_name, "s" & internal_name);
- save ht, alpha;
-
- alpha := 35;
-
- if small:
- ht# = 0.50 noteheight#;
- else:
- ht# = 0.80 noteheight#;
- fi;
-
- draw_diamond_head (ht#, 0, 0, alpha, false);
-
- save off_angle;
-
- off_angle := alpha + 15;
-
- save stropha_ellipse, auctum_hook, circle;
- path stropha_ellipse, auctum_hook, circle;
-
- circle := reverse fullcircle scaled linethickness;
-
- stropha_ellipse := fullcircle xscaled 0.25 head_height
- yscaled 0.55 head_height
- rotated alpha;
-
- z11 = z12
- + linethickness / 2 * dir (180 - off_angle)
- - directionpoint dir (90 - off_angle)
- of stropha_ellipse;
- z12 = directionpoint -dir (90 - off_angle) of diamond_shape +
- linethickness / 2 * dir (180 - off_angle);
- z13 = (0, -0.5 head_height + linethickness);
-
- auctum_hook := z12{-dir (90 - off_angle)}
- .. {dir (90 + alpha)}z13;
-
- labels (12);
-
- if (stropha and not auctum):
- clearit;
-
- save t_in, t_out;
-
- t_in := xpart ((stropha_ellipse shifted z11)
- intersectiontimes
- get_subpath (diamond_shape,
- left, up,
- (0, 0)));
- t_out := xpart ((stropha_ellipse shifted z11)
- intersectiontimes
- get_subpath (diamond_shape,
- up, right,
- (0, 0)));
-
- % the addition or subtraction of `1' is necessary
- % so that we get the right starting point
- fill get_subpath_i (diamond_shape,
- dir (angle (z2 - z1) - 1),
- dir (angle (z1 - z4) + 1),
- (0, 0))
- -- get_subpath (stropha_ellipse,
- direction t_in of stropha_ellipse,
- direction t_out of stropha_ellipse,
- z11)
- -- cycle;
-
- labels (11);
- fi;
-
- if (auctum and not stropha):
- clearit;
-
- fill get_subpath (diamond_shape,
- left,
- -dir (90 - off_angle),
- (0, 0))
- .. get_subpath (circle,
- dir (90 + alpha),
- -dir (90 + alpha),
- z13)
- .. get_subpath (circle,
- dir (90 - off_angle),
- right,
- z12)
- -- cycle;
-
- labels (13);
- fi;
-
- if (auctum and stropha):
- clearit;
-
- save t;
-
- t := xpart ((stropha_ellipse shifted z11)
- intersectiontimes
- get_subpath (diamond_shape, up, right,
- (0, 0)));
-
- % the addition or subtraction of `1' is necessary
- % so that we get the right starting point
- fill get_subpath_i (diamond_shape,
- dir (angle (z2 - z1) - 1),
- -dir (90 - off_angle),
- (0, 0))
- .. get_subpath (circle,
- dir (90 + alpha),
- -dir (90 + alpha),
- z13)
- .. get_subpath (stropha_ellipse,
- dir (90 - off_angle),
- direction t of stropha_ellipse,
- z11)
- -- cycle;
-
- labels (11, 13);
- fi;
- fet_endchar;
-enddef;
-
-
-% punctum
-vat_punctum_char ("Ed. Vat. punctum", "vaticana.punctum",
- false, false, false, false,
- false, false, false, 1.0);
-
-
-% punctum cavum (for OpusTeX compatibility)
-vat_punctum_char ("Ed. Vat. punctum cavum", "vaticana.punctum.cavum",
- false, true, false, false,
- false, false, false, 1.0);
-
-
-% linea punctum (for OpusTeX compatibility)
-vat_punctum_char ("Ed. Vat. linea punctum", "vaticana.linea.punctum",
- true, false, false, false,
- false, false, false, 1.0);
-
-
-% linea punctum cavum (for OpusTeX compatibility)
-vat_punctum_char ("Ed. Vat. linea punctum cavum", "vaticana.linea.punctum.cavum",
- true, true, false, false,
- false, false, false, 1.0);
-
-
-% punctum inclinatum
-inclinatum_char ("Ed. Vat. inclinatum", "vaticana.inclinatum",
- false, false, false);
-
-
-% pes lower punctum
-vat_punctum_char ("Ed. Vat. pes lower punctum", "vaticana.lpes",
- false, false, true, false,
- true, false, false, 1.0);
-
-
-% pes lower punctum
-vat_punctum_char ("Ed. Vat. pes var lower punctum", "vaticana.vlpes",
- false, false, true, false,
- true, false, true, 1.0);
-
-
-% pes upper punctum
-vat_punctum_char ("Ed. Vat. pes upper punctum", "vaticana.upes",
- false, false, true, false,
- false, false, false, 1.0);
-
-
-% pes upper punctum (shifted variation)
-%
-% This note head is used instead of the regular pes upper punctum to
-% avoid collision with the lower punctum note of the pes when the upper
-% punctum sits directly on top of the lower punctum.
-%
-vat_punctum_char ("Ed. Vat. var pes upper punctum", "vaticana.vupes",
- false, false, true, false,
- false, true, false, 1.0);
-
-
-% small punctum as used in epiphonus
-vat_punctum_char ("Ed. Vat. plica", "vaticana.plica",
- false, false, false, false,
- false, false, false, 0.6);
-
-
-% small punctum as used in epiphonus
-plica_char ("Ed. Vat. var plica", "vaticana.vplica",
- false, 0.6);
-
-
-% eccentric punctum as used in epiphonus
-epiphonus_char ("Ed. Vat. epiphonus", "vaticana.epiphonus",
- false, true, false, 1.0);
-
-
-% eccentric punctum as used in epiphonus (shifted variation)
-%
-% This note head is used instead of the regular epiphonus punctum to
-% avoid collision with the plica head when the plica sits directly on
-% top of the lower head.
-%
-epiphonus_char ("Ed. Vat. var epiphonus", "vaticana.vepiphonus",
- false, true, true, 1.0);
-
-
-% small punctum as used in cephalicus
-vat_punctum_char ("Ed. Vat. rev. plica", "vaticana.reverse.plica",
- false, false, false, false,
- true, false, false, 0.6);
-
-
-% small punctum as used in cephalicus
-plica_char ("Ed. Vat. rev. var plica", "vaticana.reverse.vplica",
- true, 0.6);
-
-
-% eccentric punctum as used in cephalicus; without left stem
-epiphonus_char ("Ed. Vat. inner cephalicus", "vaticana.inner.cephalicus",
- false, false, false, 1.0);
-
-
-% eccentric punctum as used in cephalicus; with left stem
-epiphonus_char ("Ed. Vat. cephalicus", "vaticana.cephalicus",
- true, false, false, 1.0);
-
-
-% quilisma
-fet_beginchar ("Ed. Vat. quilisma", "svaticana.quilisma");
- save a_b, b_h, a_w;
-
- a_b := 1.54; % b_h * a_b / a_w = wd / ht
- b_h := 0.85;
- a_w := 1.09;
-
- save a, beta, ht, wd;
-
- ht# = noteheight#;
- 2 beta = ht# * b_h;
- a = beta * a_b;
- wd# = 2 a / a_w;
-
- set_char_box (0, 0.42 wd#, 0.28 ht#, 0.36 ht#);
-
- black_notehead_width# := wd#;
-
- define_pixels (ht, wd);
-
- save ellipse, T;
- path ellipse;
- transform T;
-
- T := identity xscaled linethickness
- yscaled 0.44 ht;
- pickup pencircle transformed T;
- ellipse := reverse fullcircle transformed T;
-
- z1 = (rt 0.00 wd, top -0.28 ht);
- z2 = (0.11 wd, -0.14 ht);
- z3 = (0.12 wd, +0.03 ht);
- z4 = (0.25 wd, -0.09 ht);
- z5 = (0.25 wd, +0.08 ht);
- z6 = (lft 0.42 wd, -0.04 ht);
- z7 = (lft 0.40 wd, bot +0.36 ht);
-
- fill get_subpath (ellipse, z1 - z2, z2 - z1, z1)
- -- get_subpath (ellipse, z2 - z1, z1 - z2, z2)
- -- cycle;
- fill get_subpath (ellipse, z3 - z4, z4 - z3, z3)
- -- get_subpath (ellipse, z4 - z3, z3 - z4, z4)
- -- cycle;
- fill get_subpath (ellipse, z5 - z6, z6 - z5, z5)
- -- point 0 of get_subpath (ellipse, z6 - z5, z5 - z6, z6)
- -- get_subpath (ellipse, z7 - z6, z6 - z7, z7)
- -- get_subpath (ellipse, z6 - z7, z5 - z6, z6)
- -- cycle;
-
- labels (1, 2, 3, 4, 5, 6, 7);
-fet_endchar;
-
-
-% solesmes punctum inclinatum parvum
-inclinatum_char ("Solesmes punctum inclinatum parvum", "solesmes.incl.parvum",
- true, false, false);
-
-
-% solesmes punctum auctum ascendens
-vat_punctum_char ("Solesmes punctum auctum ascendens", "solesmes.auct.asc",
- false, false, false, true,
- true, false, false, 1.0);
-
-
-% solesmes punctum auctum descendens
-vat_punctum_char ("Solesmes punctum auctum descendens", "solesmes.auct.desc",
- false, false, false, true,
- false, false, false, 1.0);
-
-
-% solesmes punctum inclinatum auctum
-inclinatum_char ("Solesmes punctum incl. auctum", "solesmes.incl.auctum",
- false, false, true);
-
-
-% solesmes stropha
-inclinatum_char ("Solesmes stropha", "solesmes.stropha",
- false, true, false);
-
-
-% solesmes stropha aucta
-inclinatum_char ("Solesmes stropha aucta", "solesmes.stropha.aucta",
- false, true, true);
-
-
-% solesmes oriscus
-fet_beginchar ("Solesmes oriscus", "ssolesmes.oriscus");
- save a_b, b_h, a_w;
-
- a_b := 1.54; % b_h * a_b / a_w = wd / ht
- b_h := 0.85;
- a_w := 1.09;
-
- save a, beta, ht, wd;
-
- ht# = noteheight#;
- 2 beta = ht# * b_h;
- a = beta * a_b;
- wd# = 2 a / a_w;
- black_notehead_width# := wd#;
-
- save convexity;
-
- convexity# = +0.05 ht#;
-
- define_pixels (ht, wd, convexity);
-
- set_char_box (0.00 wd#, 0.50 wd#,
- 0.25 ht# + convexity#, 0.25 ht# + convexity#);
-
- z1 = (0.00 wd + blot_diameter / 2, -convexity);
- z2 = (1/6 wd, +convexity);
- z3 = (2/6 wd, -convexity);
- z4 = (0.50 wd - blot_diameter / 2, +convexity);
-
-
- save height;
-
- height = 2 ypart (directionpoint right of (z1
- .. z2
- .. z3
- .. z4));
-
- save ellipse, T;
- path ellipse;
- transform T;
-
- T := identity xscaled blot_diameter
- yscaled (h + d - height);
- pickup pencircle transformed T;
- ellipse := fullcircle transformed T;
-
- % Adjust vertical coordinates to touch bounding box.
- y1 := top -d;
- y4 := bot h;
-
- save d_;
- pair d_;
-
- d_ := direction 0 of (z1
- .. z2
- .. z3
- .. z4);
-
- fill get_subpath (ellipse, -d_, d_, z1)
- .. bot z2
- .. bot z3
- .. get_subpath (ellipse, d_, -d_, z4)
- .. top z3
- .. top z2
- .. cycle;
-
- labels (1, 2, 3, 4);
-fet_endchar;
-
-
-%%%%%%%%
-%
-%
-%
-% EDITIO MEDICAEA
-%
-%
-%
-
-% inclinatum
-fet_beginchar ("Ed. Med. inclinatum", "smedicaea.inclinatum");
- draw_diamond_head (1.2 staff_space#, 0, 0, 35, false);
-fet_endchar;
-
-
-def med_punctum_char (expr verbose_name, internal_name,
- left_up_stem, left_down_stem) =
- fet_beginchar (verbose_name, "s" & internal_name);
- save a, ht, wd;
-
- ht# = 2 staff_space#;
- wd# = ht#;
- black_notehead_width# := wd#;
-
- define_pixels (ht, wd);
-
- save ellipse;
- path ellipse;
-
- ellipse := fullcircle xscaled blot_diameter
- yscaled 0.50 ht;
-
- z1 = (0.00 wd + blot_diameter / 2, 0);
- z2 = (0.4 wd - blot_diameter / 2, 0);
-
- labels (1, 2);
-
- pickup pencircle scaled linethickness;
-
- if left_down_stem:
- z4 = (0.00 wd + linethickness / 2, -1.25 ht);
-
- fill get_subpath (ellipse, left, down, z1)
- -- top lft z4{down}
- .. z4{right}
- .. top rt z4{up}
- -- (rt x4, -.5 ht / 2)
- -- get_subpath (ellipse, right, left, z2)
- -- cycle;
-
- labels (4);
-
- set_char_box (0.0, 0.4 wd#, 1.25 ht#, 0.25 ht#);
- elseif left_up_stem:
- z4 = (0.00 wd + linethickness / 2, +1.25 ht);
-
- fill get_subpath (ellipse, down, right, z1)
- -- get_subpath (ellipse, right, left, z2)
- -- (rt x4, .5 ht / 2)
- -- bot rt z4{up}
- .. z4{left}
- .. bot lft z4{down}
- -- cycle;
-
- labels (4);
-
- set_char_box (0.0, 0.4 wd#, 0.25 ht#, 1.25 ht#);
- else:
- fill get_subpath (ellipse, left, right, z1)
- -- get_subpath (ellipse, right, left, z2)
- -- cycle;
-
- set_char_box (0.0, 0.4 wd#, 0.25 ht#, 0.25 ht#);
- fi;
-
- fet_endchar;
-enddef;
-
-
-% punctum
-med_punctum_char ("Ed. Med. punctum", "medicaea.punctum",
- false, false);
-
-
-% left up-stemmed punctum
-med_punctum_char ("Ed. Med. reverse virga", "medicaea.rvirga",
- true, false);
-
-
-% virga (i.e. left down-stemmed punctum)
-med_punctum_char ("Ed. Med. virga", "medicaea.virga",
- false, true);
-
-
-%%%%%%%%
-%
-%
-%
-% HUFNAGEL
-%
-%
-%
-
-def huf_punctum_char (expr verbose_name, internal_name,
- down_stem) =
- fet_beginchar (verbose_name, "s" & internal_name);
- save alpha;
-
- alpha = 55;
-
- draw_diamond_head (staff_space#, 0, 0, alpha, false);
-
- if down_stem:
- set_char_box (0, head_width#,
- 1.5 staff_space#, head_height# / 2);
-
- save ellipse;
- path ellipse;
-
- ellipse := reverse fullcircle xscaled blot_diameter
- yscaled 0.7 staff_space
- rotated -alpha;
-
- z11 = (head_width / 2, 0);
- z12 = find_tangent_shift (((0, -d) -- (w, -d)), ellipse,
- (w / 2, -d), (w / 2, 0));
-
- fill get_subpath (ellipse, up, down, z11)
- -- get_subpath (ellipse, down, up, z12)
- -- cycle;
-
- labels (11, 12);
- fi;
- fet_endchar;
-enddef;
-
-
-% punctum
-huf_punctum_char ("Hufnagel punctum", "hufnagel.punctum", false)
-
-
-% virga
-huf_punctum_char ("Hufnagel virga", "hufnagel.virga", true)
-
-
-% pes lower punctum
-fet_beginchar ("Hufnagel pes lower punctum", "shufnagel.lpes")
- save width, height, alpha;
-
- width# = 2 * staff_space#;
- height# = 0.7 * staff_space#;
- alpha = 35;
-
- set_char_box (0, width#, height# / 2, height# / 2);
-
- define_pixels (width, height);
-
- save circle;
- path circle;
-
- circle := reverse fullcircle scaled linethickness;
-
- pickup pencircle scaled linethickness;
-
- rt x3 = -lft x1 = width / 2;
- y2 = y3 = height / 2;
- y1 = y4 = -height / 2;
-
- tand (alpha) * (y2 - y1) = x2 - x1 = x3 - x4;
-
- fill get_subpath (circle, left, z2 - z1, z1)
- -- get_subpath (circle, z2 - z1, right, z2)
- -- get_subpath (circle, right, z4 - z3, z3)
- -- get_subpath (circle, z4 - z3, left, z4)
- -- cycle;
-
- currentpicture := currentpicture shifted (width/2, 0);
-
-% labels (1, 2, 3, 4);
-fet_endchar;
-
-
-fet_endgroup ("noteheads");