draw_brevis(brevis_wid#);
fet_endchar;
-def draw_mensural_head (expr wid, open) =
- save head_width;
- head_width# = wid;
- set_char_box (head_width#/2, head_width#/2,
- noteheight#/2, noteheight#/2);
+def draw_diamond_head (expr head_h, pen_w, pen_h, angle, open) =
+ save head_width, head_height;
+ head_height# = head_h;
+ head_width# / head_height# = tand(angle);
+ define_pixels(head_width, head_height);
- define_pixels(head_width, noteheight);
-
- x1 = -x3;
- y1 = x2 = y3 = x4 = 0;
- y4 = -y2;
- y2 = 1.4 noteheight/2;
- tand(30) = x3 / y2;
+ set_char_box (0, head_width#,
+ head_height#/2, head_height#/2);
pickup pencircle
- xscaled 0.15 head_width
- yscaled 0.30 head_width
- rotated -30;
-
- % pencircle width correction
- save zc, zd; pair zc, zd;
- zc = (+0.150 head_width * sind(30), +0.150 head_width * cosd(30));
- zd = (+0.075 head_width * sind(30), -0.075 head_width * cosd(30));
+ xscaled (min(blot_diameter, pen_w * head_width))
+ yscaled (min(blot_diameter, pen_h * head_width))
+ rotated -angle;
+
+ %% FIXME: replace "xpart (top z2)" (and, analogously,
+ %% "ypart (rt z3)") with an expression that really delivers the
+ %% x coordinate of the uppermost pixel that is drawn with respect
+ %% to the pencircle (this requires some elliptical computations).
+ %% MF obviously interprets "xpart (top z2)" as "top (xpart z2)",
+ %% i.e. "top x2", which is not what we want.
+
+ xpart (top z2) = ypart (rt z3) = 0;
+ top y2 = head_height/2;
+ rt x3 = head_width/2;
+ z2 = - z4;
+ z3 = - z1;
if open:
- draw (z1+zc+zd) -- (z2-zc+zd) --
- (z3-zc-zd) -- (z4+zc-zd) -- cycle;
+ draw z1 -- z2 -- z3 -- z4 -- cycle;
else:
- filldraw (z1+zc+zd) -- (z2-zc+zd) --
- (z3-zc-zd) -- (z4+zc-zd) -- cycle;
+ filldraw z1 -- z2 -- z3 -- z4 -- cycle;
fi;
+
+ currentpicture := currentpicture shifted (head_width/2, 0);
+
enddef;
fet_beginchar("Mensural open head","0mensural","mensuralsemibrevishead")
- draw_mensural_head (staff_space#, true);
+ draw_diamond_head (staff_space#, 0.15, 0.30, 30, true);
fet_endchar;
fet_beginchar("Mensural open head","1mensural","mensuralminimahead")
- draw_mensural_head (staff_space#, true);
+ draw_diamond_head (staff_space#, 0.15, 0.30, 30, true);
fet_endchar;
fet_beginchar("Mensural black head","2mensural","mensuralsemiminimahead")
- draw_mensural_head (staff_space#, false);
-fet_endchar;
-
-
-%%%%%%%%%%%%
-%
-%
-% ledger (leger) lines
-%
-%
-fet_beginchar("Ledger ending", "ledgerending", "ledgerending")
-set_char_box (5/2 ledgerlinethickness#, 5/2 ledgerlinethickness#,
- ledgerlinethickness#/2,ledgerlinethickness#/2);
- pickup pencircle scaled 1.3 blot_diameter;
-
- rt x2 = w;
- lft x1 = -b;
- x3 = x2;
- bot y1 = -d;
- y2 = y1;
-
- top y3 = h;
- y4 = y3;
- x4 = x1;
-
- filldraw z1 --- z2 --- z3 --- z4 --- cycle ;
+ draw_diamond_head (staff_space#, 0.15, 0.30, 30, false);
fet_endchar;
2beta# = ht# * b_h;
a# = beta# * a_b;
wd# = 2a# / a_w;
- set_char_box(0.00wd#, 0.40wd#, 0.5ht#, 0);
black_notehead_width# := wd#;
% direction
ypart z2a + height = ypart z2b;
ypart z3a + height = ypart z3b;
+ save box_top, box_bt;
+
if auctum:
z1a = (0.00wd + stafflinethickness/2, yoffs_bt);
z2a = (0.20wd, yoffs_bt + 1.0*convexity);
z3a = (0.40wd - stafflinethickness/2,
yoffs_bt + 1.0*excentricity);
+ box_top# = height# + yoffs_bt# +
+ max(0, 1.0*convexity#, 1.0*excentricity#);
+ box_bt# = yoffs_bt# +
+ min(0, 1.0*convexity#, 1.0*excentricity#);
p = z1a .. {right}z2a .. {direction}z3a --
z3b{-direction} .. z2b{left} .. z1b -- cycle;
elseif excentric:
yoffs_bt - 1.0*convexity);
z2a = (0.08wd, yoffs_bt + 1.4*convexity);
z3a = (0.40wd - stafflinethickness/2, yoffs_bt);
+ 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 = z1a{direction} .. z2a{right} .. z3a --
z3b .. {left}z2b .. {-direction}z1b -- cycle;
else:
z1a = (0.00wd + stafflinethickness/2, yoffs_bt);
z2a = (0.20wd, yoffs_bt + 1.0*convexity);
z3a = (0.40wd - stafflinethickness/2, yoffs_bt);
+ box_top# = height# + yoffs_bt# +
+ max(0, 1.0*convexity#);
+ box_bt# = yoffs_bt# +
+ min(0, 1.0*convexity#);
p = z1a .. z2a .. z3a --
z3b .. z2b .. z1b -- cycle;
fi;
filldraw p;
fi;
-
pickup pencircle scaled stafflinethickness;
if left_stem:
draw z5 -- z6;
fi;
+ save stem_bt;
+
+ if left_stem or right_stem:
+ stem_bt# = yoffs# - 1.5ht#;
+ else:
+ stem_bt# = 0;
+ fi;
+
+ set_char_box(0.00wd#, 0.40wd#,
+ max(0, -box_bt#, -stem_bt#) + stafflinethickness#/2,
+ max(0, box_top#) + stafflinethickness#/2);
+
if linea:
save linea_width, linea_height;
linea_width# = stafflinethickness#;
linea_height# = 0.85 ht#;
define_pixels (linea_width, linea_height);
draw_block ((-0.10wd - linea_width/2,
- yoffs - linea_height/2),
+ linea_height/2),
(-0.10wd + linea_width/2,
- yoffs + linea_height/2));
+ linea_height/2));
draw_block ((+0.50wd - linea_width/2,
- yoffs - linea_height/2),
+ linea_height/2),
(+0.50wd + linea_width/2,
- yoffs + linea_height/2));
+ linea_height/2));
+ set_char_box(0.10wd# + linea_width#/2,
+ 0.50wd# + linea_width#/2,
+ linea_height#/2,
+ linea_height#/2);
fi;
fet_endchar;
enddef;
small, stropha, auctum) =
fet_beginchar(verbose_name, internal_name, mudela_name)
-
- save 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#;
- 2beta# = ht# * b_h;
- a# = beta# * a_b;
- wd# = 2a# / a_w;
- set_char_box(0.2wd#, 0.2wd#, 0.5 ht#, 0.5 ht#);
- black_notehead_width# := wd#;
-
- save za, alpha, size;
- pair za;
- alpha = 35;
- define_pixels(ht, wd);
-
+ save ht, alpha;
+ alpha# = 35;
if small:
- size# = 0.23ht#;
+ ht# = 0.50 noteheight#;
else:
- size# = 0.45ht#;
+ ht# = 0.80 noteheight#;
fi;
- define_pixels(size);
-
- pickup pencircle
- xscaled blot_diameter
- yscaled size rotated -alpha;
- za = (0, size - blot_diameter/2) / 2 rotated alpha;
- draw -za .. za;
+ draw_diamond_head (ht#, 0, 0, alpha#, false);
if stropha:
pickup pencircle
- xscaled (size/3)
- yscaled size rotated alpha;
+ xscaled (0.2*head_height)
+ yscaled (0.5*head_height)
+ rotated alpha#;
save za, off_angle; pair za;
off_angle := 15;
- za = (0, -size) / 2 rotated -(alpha + off_angle);
+ za = (0, -0.25*head_height)
+ rotated -(alpha# + off_angle)
+ shifted (0.5 head_width, 0);
undraw za;
fi;
pickup pencircle scaled stafflinethickness;
save za, zb;
pair za, zb;
- za = ((0, -size) rotated -alpha) +
- (0, stafflinethickness/2);
- xpart zb = 0;
- ypart zb = ypart za;
- draw za{(0,-1) rotated alpha} ..
- {(0,1) rotated -alpha}zb;
+ za = (0, -0.5 head_height + stafflinethickness);
+ zb = za + (0.5 head_width, 0);
+ draw za{(0,-1) rotated alpha#} ..
+ {(0,1) rotated -alpha#}zb;
fi;
fet_endchar;
enddef;
2beta# = ht#*b_h;
a# = beta#*a_b;
wd# = 2a# / a_w;
- set_char_box(0.5stafflinethickness#, 0.40wd# + 0.5stafflinethickness#,
- 0.31 ht#, 0.41 ht#);
+ set_char_box(0, 0.40wd#, 0.31 ht#, 0.41 ht#);
black_notehead_width# := wd#;
define_pixels(ht, wd);
pickup pencircle xscaled stafflinethickness yscaled 0.4ht;
- z1 = (0.00wd, -0.11ht);
- z2 = (0.00wd, +0.06ht);
- z3 = (0.10wd, -0.05ht);
- z4 = (0.16wd, +0.11ht);
- z5 = (0.24wd, -0.01ht);
- z6 = (0.30wd, +0.15ht);
- z7 = (0.40wd, +0.04ht);
- z8 = (0.40wd, +0.21ht);
+ lft x1 = 0.00wd; bot y1 = -0.31ht;
+ lft x2 = 0.00wd; y2 = +0.06ht;
+ x3 = 0.10wd; y3 = -0.05ht;
+ x4 = 0.16wd; y4 = +0.11ht;
+ x5 = 0.24wd; y5 = -0.01ht;
+ x6 = 0.30wd; y6 = +0.15ht;
+ rt x7 = 0.40wd; y7 = +0.04ht;
+ rt x8 = 0.40wd; top y8 = +0.41ht;
draw z1 -- z2 -- z3 -- z4 -- z5 -- z6 -- z7 -- z8;
fet_endchar;
2beta# = ht# * b_h;
a# = beta# * a_b;
wd# = 2a# / a_w;
- set_char_box(0.0wd#, 0.5wd#, 0.5ht#, 0.5ht#);
black_notehead_width# := wd#;
save convexity;
define_pixels(ht, wd, convexity);
pickup pencircle xscaled blot_diameter yscaled 0.50ht;
- z1 = (0.00wd, -convexity);
- z2 = (0.16wd, +convexity);
- z3 = (0.33wd, -convexity);
- z4 = (0.50wd, +convexity);
+ lft x1 = 0.00wd; y1 = -convexity;
+ x2 = 0.16wd; y2 = +convexity;
+ x3 = 0.33wd; y3 = -convexity;
+ rt x4 = 0.50wd; y4 = +convexity;
draw z1 .. z2 .. z3 .. z4;
+ set_char_box(0.00wd#, 0.50wd#,
+ 0.25ht# + convexity#, 0.25ht# + convexity#);
fet_endchar;
%%%%%%%%
% inclinatum
fet_beginchar("Ed. Med. inclinatum", "medicaea_inclinatum",
"medinclinatumhead")
- save 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#;
- 2beta# = ht# * b_h;
- a# = beta# * a_b;
- wd# = 2a# / a_w;
- set_char_box(wd#/2, wd#/2, 0.5 ht#, 0.5 ht#);
- black_notehead_width# := wd#;
-
- save za, alpha, size;
- pair za;
- define_pixels(ht, wd);
- alpha = 35;
- size = 0.7ht;
- pickup pencircle
- xscaled blot_diameter
- yscaled size rotated -alpha;
- za = (0, size) / 2 rotated alpha;
- draw -za .. za;
-
+ draw_diamond_head (1.2staff_space#, 0, 0, 35, false);
fet_endchar;
% parametrized punctum
save a, beta, ht, wd;
ht# = 2 staff_space#;
wd# = ht#;
- set_char_box(0.0, 0.4wd#, 0.5ht#, 0.5ht#);
black_notehead_width# := wd#;
define_pixels(ht, wd);
z4=(0.00wd + stafflinethickness/2, blot_diameter/2);
z5=(0.00wd + stafflinethickness/2, - 1.25ht);
draw z4 .. z5;
+ set_char_box(0.0, 0.4wd#, 1.25ht#, 0.25ht#);
elseif left_up_stem:
z4=(0.00wd + stafflinethickness/2, blot_diameter/2);
z5=(0.00wd + stafflinethickness/2, + 1.25ht);
draw z4 .. z5;
+ set_char_box(0.0, 0.4wd#, 0.25ht#, 1.25ht#);
+ else:
+ set_char_box(0.0, 0.4wd#, 0.25ht#, 0.25ht#);
fi;
fet_endchar;
% parametrized punctum
def punctum_char (expr verbose_name, internal_name, mudela_name,
down_stem) =
-
fet_beginchar(verbose_name, internal_name, mudela_name)
- save 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#;
- 2beta# = ht# * b_h;
- a# = beta# * a_b;
- wd# = 2a# / a_w;
- set_char_box(wd#/2, wd#/2, 0.5 ht#, 0.5 ht#);
- black_notehead_width# := wd#;
-
- save za, zb, zc, alpha, size;
- pair za, zb, zc;
- define_pixels(ht, wd);
- alpha = 55;
- size = 0.7ht;
- pickup pencircle
- xscaled blot_diameter
- yscaled size rotated -alpha;
- za = (0, size) / 2 rotated alpha;
- draw -za .. za;
-
+ save alpha;
+ alpha# = 55;
+ draw_diamond_head (staff_space#, 0, 0, alpha#, false);
if down_stem:
- zb = (0.00wd, 0);
- zc = (0.00wd, - 1.25ht);
- draw zb -- zc;
+ pickup pencircle
+ xscaled blot_diameter
+ yscaled (0.7*staff_space)
+ rotated -alpha#;
+ save za, zb; pair za, zb;
+ za = (head_width/2, 0);
+ bot zb = (head_width/2, -1.5staff_space);
+ draw za -- zb;
+ set_char_box (0, head_width#,
+ 1.5staff_space#, head_height#/2);
fi;
fet_endchar;
enddef;
% pes lower punctum
fet_beginchar("Hufnagel pes lower punctum", "hufnagel_lpes", "huflpeshead")
- save 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 width, height, alpha;
+ width# = 2*staff_space#;
+ height# = 0.7*staff_space#;
+ alpha# = 35;
- save a, beta, ht, wd;
- ht# = noteheight#;
- 2beta# = ht# * b_h;
- a# = beta# * a_b;
- wd# = 2a# / a_w;
- set_char_box(wd#, wd#, 0.7 ht#, 0.7 ht#);
- black_notehead_width# := wd#;
+ set_char_box(0, width#, height#/2, height#/2);
- save za, alpha, size;
- pair za;
- define_pixels(ht, wd);
- alpha = 35;
- size = 0.7ht;
- pickup pencircle
- xscaled blot_diameter
- yscaled size rotated -alpha;
- za = (size, 0);
- draw -za .. za;
+ pickup pencircle scaled stafflinethickness;
+ define_pixels(width, height);
+
+ rt x3 = -lft x1 = width/2;
+ y2 = y3 = height/2;
+ y1 = y4 = -height/2;
+ tand(alpha#) * (y2 - y1) = x2 - x1 = x3 - x4;
+
+ filldraw z1 -- z2 -- z3 -- z4 -- cycle;
+
+ currentpicture := currentpicture shifted (width/2, 0);
fet_endchar;
fet_endgroup ("noteheads")