%
% source file of LilyPond's pretty-but-neat music font
%
-% (c) 1997--2003 Jan Nieuwenhuizen <janneke@gnu.org>
+% (c) 1997--2004 Jan Nieuwenhuizen <janneke@gnu.org>
% & Han-Wen Nienhuys <hanwen@cs.uu.nl>
% & Juergen Reuter <reuter@ipd.uka.de>
%
slash_thick, slash_slope, overdone_heads;
numeric black_notehead_width, noteheight, slash_thick;
+
fet_begingroup("noteheads");
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
-% SLANT moves both extremes on the long axis (by SLANT * ELLIPSIDITY,
+% SLANT moves both extremes on the long axis (by SLANT * ELLIPTICITY,
% so SLANT = -1, puts the extreme on the long axis next to the short axis one.)
%
-def draw_outside_ellipse (expr ellipsidity, tilt, superness,
- slant) =
+def draw_outside_ellipse (expr ellipticity, tilt, superness,
+ slant) =
save attachment_y;
save p;
path p;
- p := superellipse ((ellipsidity, 0), (-slant * ellipsidity, 1.0),
- (- ellipsidity, 0), (slant * ellipsidity, -1.0), superness);
+ p := superellipse ((ellipticity, 0), (-slant * ellipticity, 1.0),
+ (- ellipticity, 0), (slant * ellipticity, -1.0), superness);
p := p rotated tilt;
enddef;
-def undraw_inside_ellipse (expr ellipsidity, tilt, superness, clearance,
+def undraw_inside_ellipse (expr ellipticity, tilt, superness, clearance,
center) =
begingroup
save p;
path p;
- p := superellipse ((ellipsidity, 0), (0, 1.0),
- (- ellipsidity, 0), (0, -1.0), superness);
+ p := superellipse ((ellipticity, 0), (0, 1.0),
+ (- ellipticity, 0), (0, -1.0), superness);
p := p rotated tilt;
%
% dimensions aren't entirely right.
%
-fet_beginchar ("Brevis notehead", "-1", "brevishead");
+fet_beginchar ("Brevis notehead", "s-1");
save stemthick, fudge;
define_pixels (stemthick);
- fudge = blot_diameter /2;
+ fudge = blot_diameter / 2;
stemthick# = 2 stafflinethickness#;
draw_outside_ellipse (1.80, 0, 0.707, 0);
-fet_beginchar("Whole notehead", "0", "wholehead")
+fet_beginchar("Whole notehead", "s0")
draw_outside_ellipse (1.80 - puff_up_factor / 3.0, 0, 0.707, 0);
undraw_inside_ellipse (1.30, 125 - puff_up_factor *10,
0.68, 2 stafflinethickness#,
fet_endchar;
-fet_beginchar("Half notehead", "1", "halfhead")
+fet_beginchar("Half notehead", "s1")
draw_outside_ellipse (1.53 - puff_up_factor / 3.0, 34, 0.66, 0.17);
undraw_inside_ellipse (3.25, 33, 0.81,
2.5 stafflinethickness#, (w/2, 0));
fet_endchar;
-fet_beginchar("Quart notehead", "2", "quarthead")
- draw_outside_ellipse (1.54 - puff_up_factor / 2.0, 32, 0.707, 0);
- black_notehead_width# := charwd;
-fet_endchar;
-
-%%%%%%%%%%%%%%%%
-
-fet_beginchar("Quart noteheadPQ", "2PQ", "quartheadPQ")
- draw_outside_ellipse (1.0 - puff_up_factor / 2.0, 32, 0.707, 0);
-fet_endchar;
-
-fet_beginchar("Quart noteheadAA", "2AA", "quartheadAA")
- draw_outside_ellipse (1.35 - puff_up_factor / 2.0, 32, 0.707, 0);
-fet_endchar;
-
-fet_beginchar("Quart noteheadAB", "2AB", "quartheadAB")
- draw_outside_ellipse (1.4 - puff_up_factor / 2.0, 32, 0.707, 0);
-
-fet_endchar;
-fet_beginchar("Quart noteheadAC", "2AC", "quartheadAC")
- draw_outside_ellipse (1.45 - puff_up_factor / 2.0, 32, 0.707, 0);
-fet_endchar;
-
-fet_beginchar("Quart noteheadAD", "2AD", "quartheadAD")
- draw_outside_ellipse (1.5 - puff_up_factor / 2.0, 32, 0.707, 0);
-fet_endchar;
-
-fet_beginchar("Quart noteheadAD", "2AE", "quartheadAD")
- draw_outside_ellipse (1.55 - puff_up_factor / 2.0, 32, 0.707, 0);
-fet_endchar;
-
-fet_beginchar("Quart noteheadAD", "2AF", "quartheadAD")
- draw_outside_ellipse (1.6 - puff_up_factor / 2.0, 32, 0.707, 0);
-fet_endchar;
-fet_beginchar("Quart noteheadAD", "2AG", "quartheadAD")
- draw_outside_ellipse (1.65 - puff_up_factor / 2.0, 32, 0.707, 0);
-fet_endchar;
-
-
-fet_beginchar("Quart noteheadBA", "2BA", "quartheadBA")
- draw_outside_ellipse (1.35 - puff_up_factor / 2.0, 35, 0.707, 0);
-fet_endchar;
-fet_beginchar("Quart noteheadBB", "2BB", "quartheadBB")
- draw_outside_ellipse (1.4 - puff_up_factor / 2.0, 35, 0.707, 0);
-
-fet_endchar;
-fet_beginchar("Quart noteheadBC", "2BC", "quartheadBC")
- draw_outside_ellipse (1.45 - puff_up_factor / 2.0, 35, 0.707, 0);
-fet_endchar;
-fet_beginchar("Quart noteheadBD", "2BD", "quartheadBD")
- draw_outside_ellipse (1.5 - puff_up_factor / 2.0, 35, 0.707, 0);
-fet_endchar;
-fet_beginchar("Quart noteheadBD", "2BE", "quartheadBD")
- draw_outside_ellipse (1.55 - puff_up_factor / 2.0, 35, 0.707, 0);
-fet_endchar;
-fet_beginchar("Quart noteheadBD", "2BF", "quartheadBD")
- draw_outside_ellipse (1.6 - puff_up_factor / 2.0, 35, 0.707, 0);
-fet_endchar;
-fet_beginchar("Quart noteheadBD", "2BG", "quartheadBD")
- draw_outside_ellipse (1.65 - puff_up_factor / 2.0, 35, 0.707, 0);
-fet_endchar;
-
+fet_beginchar("Quart notehead", "s2")
-
-fet_beginchar("Quart noteheadCA", "2CA", "quartheadCA")
- draw_outside_ellipse (1.35 - puff_up_factor / 2.0, 40, 0.707, 0);
-fet_endchar;
-fet_beginchar("Quart noteheadCB", "2CB", "quartheadCB")
- draw_outside_ellipse (1.4 - puff_up_factor / 2.0, 40, 0.707, 0);
-fet_endchar;
-fet_beginchar("Quart noteheadCC", "2CC", "quartheadCC")
- draw_outside_ellipse (1.45 - puff_up_factor / 2.0, 40, 0.707, 0);
-fet_endchar;
-fet_beginchar("Quart noteheadCD", "2CD", "quartheadCD")
- draw_outside_ellipse (1.5 - puff_up_factor / 2.0, 40, 0.707, 0);
-fet_endchar;
-fet_beginchar("Quart noteheadCD", "2CE", "quartheadCD")
- draw_outside_ellipse (1.55 - puff_up_factor / 2.0, 40, 0.707, 0);
-fet_endchar;
-fet_beginchar("Quart noteheadCD", "2CF", "quartheadCD")
- draw_outside_ellipse (1.6 - puff_up_factor / 2.0, 40, 0.707, 0);
-fet_endchar;
-fet_beginchar("Quart noteheadCD", "2CG", "quartheadCD")
- draw_outside_ellipse (1.65 - puff_up_factor / 2.0, 40, 0.707, 0);
+ % used to have 32. With 31, they are slightly bolder.
+ draw_outside_ellipse (1.49 - puff_up_factor / 3.0, 31, 0.707, 0);
+ black_notehead_width# := charwd;
fet_endchar;
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-fet_beginchar("Whole diamondhead", "0diamond", "wholediamondhead")
+fet_beginchar("Whole diamondhead", "s0diamond")
draw_outside_ellipse (1.80, 0, 0.495, 0);
undraw_inside_ellipse (1.30, 125, 0.6,
.4 staff_space# + stafflinethickness#,
fet_endchar;
-fet_beginchar("Half diamondhead", "1diamond",
- "halfdiamondhead")
+fet_beginchar("Half diamondhead", "s1diamond")
draw_outside_ellipse (1.50, 34, 0.49, 0.17);
undraw_inside_ellipse (3.5, 33, 0.80,
fet_endchar;
-fet_beginchar("Quart diamondheadh", "2diamondh", "diamondheadh")
+fet_beginchar("Quart diamondhead", "s2diamond")
draw_outside_ellipse (1.80, 35, 0.495, -0.25);
fet_endchar;
-def def_triangle =
+def define_triangle_shape(expr stemdir) =
save triangle,kern; path triangle;
- save left_point, height, width;
- pair exact_left_point;
+ save width, depth, height;
+ save left_point, height, width, origin;
+ save left_up_dir, exact_right_point, exact_down_point;
+ pair exact_down_point, exact_left_point, origin, left_up_dir, exact_right_point;
save pen_thick;
+
pen_thick# = stafflinethickness# + .1 staff_space#;
- define_pixels(pen_thick);
+ define_pixels(pen_thick, llap);
+
+ left_up_dir = llap# * dir (90 + tilt);
- exact_left_point := llap# * dir (90 + tilt);
- height# = max (ypart exact_left_point,
- -ypart (exact_left_point rotated 120)) + pen_thick#/2;
+ xpart (left_up_dir) * xs - (pen_thick# * xs)/2 + xpart origin = 0;
+ ypart origin = 0;
- kern# = 1/3 xpart (exact_left_point - (exact_left_point rotated 120));
- width# = xpart (-exact_left_point + (exact_left_point rotated 240));
- define_pixels (kern);
- z1 = (hround_pixels (xpart exact_left_point), vround_pixels (ypart exact_left_point));
- z2 = z1 rotated 120;
- z3 = z1 rotated 240;
+ exact_left_point := origin + (left_up_dir xscaled xs);
+ exact_down_point := origin + (left_up_dir rotated 120 xscaled xs);
+ exact_right_point := origin + (left_up_dir rotated 240 xscaled xs);
+
+ height# = ypart (exact_left_point + origin) + pen_thick#/2;
+ depth# = -ypart (exact_down_point + origin) + pen_thick#/2;
+ width# = xpart (exact_right_point - exact_left_point) + pen_thick# * xs;
+
+ set_char_box(0, width#, depth#, height#);
+
+ z0 = (hround_pixels (xpart origin), 0);
+ z1 = z0 + llap * dir(90+tilt) xscaled xs;
+ z2 = z0 + (llap * dir(90+tilt + 120) xscaled xs);
+ z3 = z0 + (llap * dir(90+tilt + 240) xscaled xs);
z12 = caveness[.5[z1,z2],z3];
- z23 = z12 rotated 120;
- z31 = z12 rotated 240;
+ z23 = caveness[.5[z2,z3],z1];
+ z31 = caveness[.5[z3,z1],z2];
+
triangle = z1 .. z12 .. z2 ..
z2 .. z23 .. z3 ..
z3 .. z31 .. z1 ..
cycle;
- triangle := triangle shifted (-x1+pen_thick/2-kern,0) xscaled xs;
pickup pencircle scaled pen_thick xscaled xs;
-% labels(1,2,12,23,31,3);
- set_char_box(0, width# - kern#+ pen_thick#, height#, height#);
+ labels(1,2,12,23,31,3);
+
+
+ % attachment Y
+ if stemdir = 1:
+ charwy := ypart exact_right_point;
+ charwx := xpart exact_right_point;
+ else:
+ charwy := - ypart exact_down_point;
+ charwx := (width# - xpart exact_down_point);
+ fi
enddef;
-fet_beginchar("Whole trianglehead", "0triangle", "wholetrianglehead")
+fet_beginchar("Whole trianglehead", "s0triangle")
save hei,xs;
save llap;
save tilt;
xs = 1.5;
caveness:=0.1;
- def_triangle;
+ define_triangle_shape(1);
draw triangle;
fet_endchar;
-fet_beginchar("Half trianglehead", "1triangle", "halftrianglehead")
+
+def draw_closed_triangle_head(expr dir) =
save hei,xs;
save llap;
save tilt;
llap# = 2/3noteheight#;
xs = 1.2;
caveness:=0.1;
- def_triangle;
+ define_triangle_shape(dir);
draw triangle;
+enddef;
+
+fet_beginchar("Half trianglehead", "d1triangle")
+ draw_closed_triangle_head(-1);
fet_endchar;
-fet_beginchar("Quart trianglehead", "2triangle", "trianglehead")
+fet_beginchar("Half trianglehead", "u1triangle")
+ draw_closed_triangle_head(1);
+fet_endchar;
+
+def draw_closed_triangle_head(expr dir) =
save hei,xs;
save llap;
save tilt;
llap# = 2/3noteheight#;
xs = 1.0;
caveness:=0.1;
- def_triangle;
+ define_triangle_shape(dir);
filldraw triangle;
+enddef;
+
+fet_beginchar("Quart trianglehead", "u2triangle")
+ draw_closed_triangle_head(1);
+fet_endchar;
+
+fet_beginchar("Quart trianglehead", "d2triangle")
+ draw_closed_triangle_head(-1);
fet_endchar;
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
labels (range 1 thru 10);
enddef;
-fet_beginchar("Whole slashhead","0slash","wholeslashhead")
+fet_beginchar("Whole slashhead","s0slash")
draw_slash(4 slash_thick# + 0.5 staff_space#);
fet_endchar;
-fet_beginchar("Half slashhead","1slash","halfslashhead")
+fet_beginchar("Half slashhead","s1slash")
draw_slash(3.0 slash_thick# + 0.15 staff_space#);
fet_endchar;
-fet_beginchar("Quart slashhead","2slash","quartslashhead")
+fet_beginchar("Quart slashhead","s2slash")
draw_slash(1.5 slash_thick#);
fet_endchar;
pair ne_dir;
save crz; path crz;
- pen_thick# := 1.2stafflinethickness#;
+ pen_thick# := 1.2 stafflinethickness#;
define_pixels (pen_thick);
pickup pencircle scaled pen_thick;
charwx := charwd;
charwy := y1;
- message (decimal charwx);
- message (decimal charwy);
z12 = (charwx * hppp, y1 * vppp);
labels (12);
enddef;
-fet_beginchar("Whole Crossed notehead", "0cross", "wholecrossedhead")
+fet_beginchar("Whole Crossed notehead", "s0cross")
wid# := black_notehead_width#+4stafflinethickness#;
hei# := noteheight#+stafflinethickness#;
set_char_box(0, wid#,hei#/2,hei#/2);
draw_cross (3.75);
fet_endchar;
-fet_beginchar("Half Crossed notehead", "1cross", "halfcrossedhead")
- wid# := black_notehead_width#+2stafflinethickness#;
+fet_beginchar("Half Crossed notehead", "s1cross")
+ wid# := black_notehead_width#+2 stafflinethickness#;
hei# := noteheight#+stafflinethickness#/2;
set_char_box(0, wid#,hei#/2,hei#/2);
draw_cross(3.0);
fet_endchar;
-fet_beginchar("Crossed notehead", "2cross", "crossedhead")
+fet_beginchar("Crossed notehead", "s2cross")
wid# := black_notehead_width#;
hei# := noteheight#;
set_char_box(0, wid#,hei#/2,hei#/2);
draw_cross(1.0);
fet_endchar;
-fet_beginchar("X-Circled notehead", "2xcircle", "xcircledhead")
+fet_beginchar("X-Circled notehead", "s2xcircle")
wid# := black_notehead_width#*sqrt(sqrt2);
hei# := noteheight#*sqrt(sqrt2);
set_char_box(0, wid#,hei#/2,hei#/2);
+
+%%%%%%%%
+%
+%
+% SOLFA SHAPED NOTES
+%
+%
+
+
+def generic_draw_solfa_note_shape =
+ save a,beta,black,white;
+ path black, white;
+
+ pickup pencircle scaled stafflinethickness;
+ 2 beta# = noteheight#;
+ a# = a_b*beta#;
+ wid# := 2a#+stafflinethickness#;
+ hei# := noteheight#+stafflinethickness#;
+ set_char_box(0, wid#,0.5 hei#, 0.5 hei#);
+
+ define_pixels(a,beta);
+
+ black = noteshape xscaled a yscaled beta shifted (a+stafflinethickness/2,0);
+ filldraw black;
+
+ if (solid=false):
+ white = noteishape xscaled (a*ai_a) yscaled (beta*bi_b)
+ shifted ((dx+1)*(a+stafflinethickness/2),
+ dy*(beta+stafflinethickness/2));
+ unfill white;
+ fi;
+enddef;
+
+def draw_solfa_note_shape =
+ save solid; boolean solid;
+ solid=false;
+ generic_draw_solfa_note_shape;
+enddef;
+def draw_solfa_quarter_note_shape =
+ save solid; boolean solid;
+ solid=true;
+ generic_draw_solfa_note_shape;
+enddef;
+
+% do - equilateral triangle: (0,-h/2) -- (w/2,h/2) -- (w,-h/2) -- cycle;
+% stem attachment: -h/2
+
+save triangle; path triangle;
+triangle := (-1,-1) -- (0,1) -- (1,-1) -- cycle;
+
+
+
+
+save solfa_pen_thick;
+solfa_pen_thick# = 2 stafflinethickness#;
+define_pixels (solfa_pen_thick);
+
+def draw_do_head (expr width_factor, dir) =
+ save p ;
+ path p;
+ set_char_box(0, width_factor * noteheight#, 0.5 noteheight#, 0.5 noteheight#);
+
+ pickup pencircle scaled solfa_pen_thick;
+
+ bot y1 = -d ;
+ y1 = y2;
+ lft x1 = 0;
+ rt x2 = w;
+ top y3 = h;
+ x3 =.5[x1,x2];
+
+ p := z1 -- z2 -- z3 -- cycle;
+
+ charwx := charwd;
+ charwy := - chardp + 0.5 stafflinethickness#;
+ if dir = -1:
+ charwy := - charwy;
+ fi;
+enddef;
+
+fet_beginchar("Whole dohead", "s0do")
+ draw_do_head (1.8, 1);
+ draw p;
+fet_endchar;
+
+
+fet_beginchar("Half dohead", "d1do")
+ draw_do_head (1.5, -1);
+ draw p;
+fet_endchar;
+
+fet_beginchar("Half dohead", "s1do")
+ draw_do_head (1.5, 1);
+ draw p;
+fet_endchar;
+
+fet_beginchar("Quart dohead", "d2do")
+ draw_do_head (1.55, -1);
+ filldraw p;
+fet_endchar;
+
+
+fet_beginchar("Quart dohead", "s2do")
+ draw_do_head (1.55, 1);
+ filldraw p;
+fet_endchar;
+
+
+% re - flat top, curved bottom:
+% (0,h/2) {dir -90} .. (w/2,-h/2) .. {dir 90} (w,h/2) -- cycle;
+% (broader along the base and with more vertical sides for half and
+% whole notes)
+% stem attachment: h/2
+
+
+
+def draw_re_head (expr width_factor, dir) =
+ save p ;
+ path p;
+ set_char_box(0, width_factor * noteheight#, 0.5 noteheight#, 0.5 noteheight#);
+
+ pickup pencircle scaled solfa_pen_thick;
+
+ save curve_start;
+ curve_start = 0.7;
+ lft x1 = 0;
+ y1 = y5;
+ x1 = x2;
+ y2 = curve_start [y3,y1];
+ bot y3 = - d;
+ x3 = .5 [x2,x4];
+ rt x4 = w;
+ y4 = y2;
+ top y5 = h;
+ x5 = x4;
+ labels (range 1 thru 5);
+ p := z1 --- z2 .. z3{right} .. z4 --- z5 --- cycle;
+
+ charwx := charwd;
+ charwy := curve_start [-chardp, charht];
+ if dir = -1:
+ charwy := - charwy;
+ fi;
+enddef;
+
+fet_beginchar("Whole rehead", "s0re")
+ draw_re_head (1.8,1);
+ draw p;
+fet_endchar;
+
+
+fet_beginchar("Half up rehead", "u1re")
+ draw_re_head (1.5, 1);
+ draw p;
+fet_endchar;
+
+fet_beginchar("Half down rehead", "d1re")
+ draw_re_head (1.5, -1);
+ draw p;
+fet_endchar;
+
+
+fet_beginchar("Quart rehead", "u2re")
+ draw_re_head (1.55, 1);
+ filldraw p;
+fet_endchar;
+
+fet_beginchar("Quart rehead", "d2re")
+ draw_re_head (1.55, -1);
+ filldraw p;
+fet_endchar;
+
+
+
+
+def draw_mi_head (expr width_factor) =
+ save path_out, path_in;
+ path path_out, path_in;
+ set_char_box(0, width_factor * noteheight#, 0.5 noteheight#, 0.5 noteheight#);
+
+ pickup pencircle scaled solfa_pen_thick;
+
+
+ lft x1 = 0;
+ y1 = 0;
+ bot y2 = -d;
+ x2 = .5 [x1, x3];
+ rt x3 = w;
+ x4 = x2;
+ y3 = y1;
+ top y4 = h;
+
+ z6 - z5 = whatever * (z2 - z1);
+ z8 - z7 = whatever * (z2 - z1);
+ z8 - z5 = whatever * (z4 - z1);
+ z6 - z7 = whatever * (z4 - z1);
+
+ z5 = whatever [z1, z4] + (unitvector (z4 - z1) rotated -90 scaled 0.5 solfa_pen_thick);
+ z5 = whatever [z1, z2] + (unitvector (z2 - z1) rotated 90 scaled 0.75 solfa_pen_thick);
+
+ z5 - z1 = -(z7 - z3);
+
+ labels (range 1 thru 8);
+ path_out := z1 -- z2 -- z3 -- z4 -- cycle;
+ path_in := z5 -- z6 -- z7 -- z8 -- cycle;
+% path_in := z5 -- z1 --cycle;
+enddef;
+
+fet_beginchar("Whole mihead", "s0mi")
+ draw_mi_head (1.8);
+ filldraw path_out;
+ unfill path_in;
+fet_endchar;
+
+
+fet_beginchar("Half mihead", "s1mi")
+ draw_mi_head (1.6);
+ filldraw path_out;
+ unfill path_in;
+fet_endchar;
+
+
+fet_beginchar("Quart mihead", "s2mi")
+ draw_mi_head (1.65);
+ filldraw path_out;
+fet_endchar;
+
+
+
+
+def draw_fa_head (expr width_factor) =
+ set_char_box(0, width_factor * noteheight#, 0.5 noteheight#, 0.5 noteheight#);
+ save p_down, p_up;
+ path p_up, p_down;
+
+ pickup pencircle scaled solfa_pen_thick;
+
+ lft x1 = 0;
+ top y1 = h;
+
+ rt x2 = w;
+ y2 = y1;
+ bot y3 = -d;
+ x3 = x2;
+
+ y4 = y3;
+ x4 = x1;
+
+ labels(range 1 thru 4);
+
+ p_up := z1 -- z2 -- z3 --cycle;
+ p_down := z1 -- z4 -- z3 --cycle;
+
+ charwy := 0.0;
+ charwx := charwd;
+enddef;
+
+
+fet_beginchar("Whole fa up head", "d0fa")
+ draw_fa_head (1.8);
+ draw p_up;
+fet_endchar;
+
+fet_beginchar("Whole fa down head", "u0fa")
+ draw_fa_head (1.8);
+ draw p_down;
+fet_endchar;
+
+fet_beginchar("half fa up head", "d1fa")
+ draw_fa_head (1.5);
+ draw p_up;
+fet_endchar;
+
+fet_beginchar("Half fa down head", "u1fa")
+ draw_fa_head (1.5);
+ draw p_down;
+fet_endchar;
+
+fet_beginchar("Quarter fa up head", "u2fa")
+ draw_fa_head (1.55);
+ filldraw p_up;
+fet_endchar;
+
+fet_beginchar("Quarter fa down head", "d2fa")
+ draw_fa_head (1.55);
+ filldraw p_down;
+fet_endchar;
+
+
+def draw_la_head (expr width_factor) =
+ set_char_box(0, width_factor * noteheight#, 0.5 noteheight#, 0.5 noteheight#);
+ save p;
+ path p;
+
+ pickup pencircle scaled solfa_pen_thick;
+
+ lft x1 = 0;
+ top y1 = h;
+
+ rt x2 = w;
+ y2 = y1;
+ bot y3 = -d;
+ x3 = x2;
+
+ y4 = y3;
+ x4 = x1;
+
+ labels(range 1 thru 4);
+
+ p := z1 -- z2 -- z3 -- z4 -- cycle;
+enddef;
+
+fet_beginchar("Whole lahead", "s0la")
+ draw_la_head (1.8);
+ draw p;
+fet_endchar;
+
+
+fet_beginchar("Half lahead", "s1la")
+ draw_la_head (1.5);
+ draw p;
+fet_endchar;
+
+
+fet_beginchar("Quart lahead", "s2la")
+ draw_la_head (1.55);
+ filldraw p;
+fet_endchar;
+
+
+
+def draw_ti_head (expr width_factor, dir) =
+ set_char_box(0, width_factor * noteheight#, 0.5 noteheight#, 0.5 noteheight#);
+ save p;
+ path p;
+ save cone_height;
+ cone_height = 0.64;
+
+ pickup pencircle scaled solfa_pen_thick;
+
+ x1 = .5 [x2, x4];
+ bot y1 = -d;
+ lft x2 = 0;
+ y2 = cone_height [y1,y3];
+ rt x4 = w;
+ y4 = y2;
+ x3 = x1;
+ top y3 = h;
+
+ labels(range 1 thru 4);
+
+ p := z1 -- z2 .. z3{right} .. z4 -- cycle;
+ charwx := charwd;
+ charwy := cone_height [-chardp, charht];
+ if dir = - 1:
+ charwy := - charwy;
+ fi;
+enddef;
+
+fet_beginchar("Whole up tihead", "s0ti")
+ draw_ti_head (1.8, 1);
+ draw p;
+fet_endchar;
+
+
+fet_beginchar("Half up tihead", "u1ti")
+ draw_ti_head (1.5, 1);
+ draw p;
+fet_endchar;
+
+fet_beginchar("Half down tihead", "d1ti")
+ draw_ti_head (1.5, -1);
+ draw p;
+fet_endchar;
+
+
+
+fet_beginchar("Quart up tihead", "u2ti")
+ draw_ti_head (1.55, 1);
+ filldraw p;
+fet_endchar;
+
+
+fet_beginchar("Quart down tihead", "d2ti")
+ draw_ti_head (1.55, -1);
+ filldraw p;
+fet_endchar;
+
+
+
fet_endgroup("noteheads");
+
+%
+% we derive black_notehead_width# from the quarter head,
+% so we have to define black_notehead_width (pixel qty)
+% after the black_notehead_width# itself. Let's keep it outside the group as well.
+%
define_pixels(black_notehead_width);
+
+
+
+
projects / lilypond.git / blobdiff