%
% source file of LilyPond's pretty-but-neat music font
%
-% (c) 1997, 1998 Jan Nieuwenhuizen <janneke@gnu.org>
-% & Han-Wen Nienhuys <hanwen@stack.nl>
+% (c) 1997--2004 Jan Nieuwenhuizen <janneke@gnu.org>
+% & Han-Wen Nienhuys <hanwen@cs.uu.nl>
+% & Juergen Reuter <reuter@ipd.uka.de>
%
+test_outlines := 0;
+
% most beautiful noteheads are pronounced, not circular,
% and not even symmetric.
% These examples are inspired by [Wanske], see literature list
-save black_notehead_width;
-numeric black_notehead_width;
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+% NOTE HEAD VARIABLES
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+save black_notehead_width, noteheight,
+ slash_thick, slash_slope, overdone_heads;
+numeric black_notehead_width, noteheight, slash_thick;
+
fet_begingroup("noteheads");
-noteheight#:=staff_space#+ (1 + overdone_heads) *stafflinethickness#;
-define_pixels(noteheight);
-%%%%%%%%
-%
-%
+% slope of slash. From scm/grob-description.scm. How to auto-copy?
+slash_slope := 1.7;
+
+% thickness of slash lines. quarter notes get 1.5slt width.
+slash_thick# := 2/3*0.48staff_space#;
+
+
%
-% MENSURAL NOTATION
+% Hand-engraved music often has balls extending above and below
+% the lines. If you like that, modify overdone heads (unit:
+% stafflinethickness)
%
+overdone_heads = 0.0;
+noteheight#:=staff_space#+ (1 + overdone_heads) *stafflinethickness#;
+
+define_pixels(slash_thick, noteheight);
+
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
+% SLANT moves both extremes on the long axis (by SLANT * ELLIPSIDITY,
+% so SLANT = -1, puts the extreme on the long axis next to the short axis one.)
%
-brevis_wid# := 2 staff_space#;
-def draw_brevis(expr brevwid) =
- save beamheight, head_width;
- save holeheight, stem_width;
- save serif_size, serif_protrude;
+def draw_outside_ellipse (expr ellipsidity, 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 := p rotated tilt;
- head_width# = brevwid;
- holeheight = 3 stafflinethickness;
- stem_width = 1.4 stafflinethickness;
+ save top_point, right_point;
+ pair top_point, right_point;
+ top_point := directionpoint left of p;
+ right_point := directionpoint up of p;
- define_pixels(head_width);
- set_char_box(0, head_width#, noteheight#/2, noteheight#/2);
+ save scaling, width, height;
+
+ scaling# = noteheight# /(2 ypart (top_point));
+ width# := 2 xpart (right_point) * scaling#;
+
+ define_pixels (width, scaling);
- 2 beamheight + holeheight = noteheight;
- serif_size = (holeheight - stafflinethickness)/2;
- serif_protrude = 1.5 serif_size;
- penpos1(stem_width, 0);
- penpos2(stem_width, 0);
- penpos3(beamheight, 90);
- penpos4(beamheight, 90);
- penpos5(stem_width, 180);
-
- 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);
-
- penlabels(1,2,3,4, 5);
- fill z1r -- z1l -- z5r{down} .. z5l{up} .. z3l{right}
- -- z4l -- z4r -- z3r{left} .. z2r{up} -- cycle;
-
- addto currentpicture also currentpicture yscaled -1;
- show z4r; show z4l;
- addto currentpicture also currentpicture
- shifted (-x4r,0) xscaled -1 shifted (x4l,0);
+ set_char_box (0, width#, noteheight#/2, noteheight#/2);
+
+ % attachment Y
+ charwy := ypart (right_point) * scaling#;
+ charwx := width# ;
+
+ p := p scaled scaling shifted (width/2, 0) ;
+ if test_outlines = 1:
+ pickup pencircle scaled 1 ; draw p;
+ else:
+ fill p;
+ fi;
+enddef;
+
+
+def undraw_inside_ellipse (expr ellipsidity, tilt, superness, clearance,
+ center) =
+begingroup
+ save p;
+ path p;
+
+ p := superellipse ((ellipsidity, 0), (0, 1.0),
+ (- ellipsidity, 0), (0, -1.0), superness);
+
+ p := p rotated tilt;
+
+ save top_point, right_point;
+ pair top_point, right_point;
+
+ top_point := directionpoint left of p;
+ right_point := directionpoint up of p;
+ save height, scaling;
+
+ height# = staff_space# + stafflinethickness# - clearance;
+ scaling# = height# /(2 ypart (top_point));
+
+ define_pixels (scaling);
+ p := (p scaled scaling) shifted center;
+
+ if test_outlines = 1:
+ pickup pencircle scaled 1; draw p;
+ else:
+ unfill p;
+ fi
+endgroup;
enddef;
+
+
+
%
-% Some sources (eg Musix/OpusTeX think that the appendage should be on
-% the left, some say right. Right wins democratically.
+% dimensions aren't entirely right.
%
-def draw_longa (expr wid) =
- draw_brevis(wid);
- save theta;
-
- x7r = head_width;
- y7 = y5;
-% z7 = z5;
- z6 - z7 = (stem_width/2, -staff_space);
- theta = angle(z6-z7)+ 90;
- penpos7(stem_width, theta);
- penpos6(1.2 stem_width, theta);
+fet_beginchar ("Brevis notehead", "s-1", "brevishead");
+ save stemthick, fudge;
+ define_pixels (stemthick);
+ fudge = blot_diameter / 2;
+ stemthick# = 2 stafflinethickness#;
+
+ draw_outside_ellipse (1.80, 0, 0.707, 0);
+ undraw_inside_ellipse (1.30, 125, 0.68, 2 stafflinethickness#,
+ (w /2, 0));
+
+ pickup pencircle scaled stemthick;
+
+ bot y1 = -d;
+ top y2 = h;
+ rt x1 - fudge = 0;
+ x1 = x2;
+
+ fudge + lft x3 = w;
+ x4 = x3;
+ y4 = y2;
+ y3 = y1;
+
+ draw_gridline(z1,z2,stemthick);
+ draw_gridline(z3,z4,stemthick);
+
+fet_endchar;
+
+
+
+fet_beginchar("Whole notehead", "s0", "wholehead")
+ 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#,
+ (w /2, 0));
+
+% draw_staff_outline (-2, 2, 0.5);
+
+fet_endchar;
+
+
+fet_beginchar("Half notehead", "s1", "halfhead")
+ 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;
- fill z7r .. z6r{z6-z7} .. {z7-z6} z6l -- z7l -- cycle;
- penlabels(6,7);
-enddef;
+fet_beginchar("Quart notehead", "s2", "quarthead")
-%
-% En wij presenteren U: de opvolgster van Emily
-%
-% (ze is wel breed)
-%
-fet_beginchar("Maxima notehead", "-3mensural", "mensuralmaximahead");
- draw_longa (1.3 brevis_wid#)
+ % 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("Longa notehead", "-2mensural", "mensurallongahead");
- draw_longa (brevis_wid#)
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+
+fet_beginchar("Whole diamondhead", "s0diamond", "wholediamondhead")
+ draw_outside_ellipse (1.80, 0, 0.495, 0);
+ undraw_inside_ellipse (1.30, 125, 0.6,
+ .4 staff_space# + stafflinethickness#,
+ (w /2, 0));
+
fet_endchar;
-fet_beginchar("Brevis notehead", "-1mensural", "mensuralbrevishead")
- draw_brevis(brevis_wid#);
+fet_beginchar("Half diamondhead", "s1diamond",
+ "halfdiamondhead")
+
+ draw_outside_ellipse (1.50, 34, 0.49, 0.17);
+ undraw_inside_ellipse (3.5, 33, 0.80,
+ .3 staff_space# + 1.5 stafflinethickness#, (w/2, 0));
+
fet_endchar;
-def draw_mensural_black_head (expr wid) =
- save head_width;
- head_width# = wid;
- set_char_box (0, head_width#, noteheight#/2, noteheight#/2);
+fet_beginchar("Quart diamondhead", "s2diamond", "diamondhead")
+ draw_outside_ellipse (1.80, 35, 0.495, -0.25);
+fet_endchar;
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
- y3 = y1 =0;
- x2 = x4 = (x1 + x3) /2;
- define_pixels (head_width);
- pickup pencircle scaled blot_diameter;
- top y2 = h;
- bot y4 = -d;
- lft x1 = 0;
- rt x3 = w;
- filldraw z1 -- z2 -- z3 -- z4 -- cycle;
-enddef;
-def draw_mensural_open_head (expr wid)=
- draw_mensural_black_head (wid);
- save diamNW, diamSW;
- diamNW = length (z2 - z1) + blot_diameter;
- diamSW = length (z4 - z1) + blot_diameter;
+
+
+def define_triangle_shape(expr stemdir) =
+ save triangle,kern; path triangle;
+ 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, llap);
+
+ left_up_dir = llap# * dir (90 + tilt);
+
+ xpart (left_up_dir) * xs - (pen_thick# * xs)/2 + xpart origin = 0;
+ ypart origin = 0;
+
+ 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#);
- save hole_widthNW, hole_widthSW;
- hole_widthNW = 0.34 diamNW ;
- hole_widthSW + 2.6 stafflinethickness = diamSW;
+ 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 = caveness[.5[z2,z3],z1];
+ z31 = caveness[.5[z3,z1],z2];
+
+ triangle = z1 .. z12 .. z2 ..
+ z2 .. z23 .. z3 ..
+ z3 .. z31 .. z1 ..
+ cycle;
+ pickup pencircle scaled pen_thick xscaled xs;
+ 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 := xpart exact_down_point;
+ fi
+enddef;
+
+fet_beginchar("Whole trianglehead", "0triangle", "wholetrianglehead")
+ save hei,xs;
+ save llap;
+ save tilt;
+
+ tilt = 40;
+ llap# = 3/4noteheight#;
+
+ xs = 1.5;
+ caveness:=0.1;
+ define_triangle_shape(1);
+ draw triangle;
+fet_endchar;
- (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);
- labels (1,2,3,4,5,6,7,8);
+def draw_closed_triangle_head(expr dir) =
+ save hei,xs;
+ save llap;
+ save tilt;
- unfill z5 -- z6 -- z7 -- z8 --cycle;
+ tilt = 40;
+ llap# = 2/3noteheight#;
+ xs = 1.2;
+ caveness:=0.1;
+ define_triangle_shape(dir);
+ draw triangle;
enddef;
-fet_beginchar("Mensural open head","0mensural","mensuralminimhead")
- draw_mensural_open_head (staff_space#);
+fet_beginchar("Half trianglehead", "d1triangle", "dhalftrianglehead")
+ draw_closed_triangle_head(-1);
fet_endchar;
-fet_beginchar("Mensural open head","1mensural","mensuralsemiminimhead")
- draw_mensural_open_head (staff_space#);
+fet_beginchar("Half trianglehead", "u1triangle", "uhalftrianglehead")
+ draw_closed_triangle_head(1);
fet_endchar;
-fet_beginchar("Mensural black head","2mensural","fusahead")
- draw_mensural_black_head (staff_space#);
+def draw_closed_triangle_head(expr dir) =
+ save hei,xs;
+ save llap;
+ save tilt;
+ tilt = 40;
+ llap# = 2/3noteheight#;
+ xs = 1.0;
+ caveness:=0.1;
+ define_triangle_shape(dir);
+ filldraw triangle;
+enddef;
+
+fet_beginchar("Quart trianglehead", "u2triangle", "utrianglehead")
+ draw_closed_triangle_head(1);
fet_endchar;
+fet_beginchar("Quart trianglehead", "d2triangle", "dtrianglehead")
+ draw_closed_triangle_head(-1);
+fet_endchar;
-%%%%%%%%%%%%
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
+% slash heads are for indicating improvisation. They are
+% twice as high as normal heads.
%
-% ledger (leger) lines
+def draw_slash(expr hwid_hash) =
+ save exact_height;
+ save ne_dir;
+ pair ne_dir;
+ exact_height = staff_space# + stafflinethickness#/2;
+
+ set_char_box (0, 2 exact_height / slash_slope + hwid_hash,
+ exact_height, exact_height);
+
+ charwx := charwd;
+ charwy := charht;
+
+ clearxy;
+ pickup pencircle scaled blot_diameter;
+
+ bot y1 = - d;
+ top y2 = h;
+ lft x1 = 0;
+ lft x2 = 2 h / slash_slope;
+
+ rt x3 = w;
+ y3 = y2;
+ y4 = y1;
+ x3- x2 = x4 - x1;
+
+ ne_dir := unitvector( z3 - z4);
+ filldraw z1 --- z2 --- z3 --- z4 --- cycle;
+
+ if hwid_hash > 2 slash_thick#:
+ save th;
+
+ th = slash_thick - blot_diameter;
+ y6 = y7;
+ y5 = y8;
+ y3 - y7 = th;
+ y5 - y1 = th;
+ z6 - z5 = whatever * ne_dir;
+ z8 - z7 = whatever * ne_dir;
+
+ z5 = z1 + whatever * ne_dir + th * (ne_dir rotated -90);
+ z8 = z4 + whatever * ne_dir + th * (ne_dir rotated 90);
+
+ unfill
+ z5 -- z6 -- z7 -- z8 -- cycle;
+ fi
+ labels (range 1 thru 10);
+enddef;
+
+fet_beginchar("Whole slashhead","s0slash","wholeslashhead")
+ draw_slash(4 slash_thick# + 0.5 staff_space#);
+fet_endchar;
+
+fet_beginchar("Half slashhead","s1slash","halfslashhead")
+ draw_slash(3.0 slash_thick# + 0.15 staff_space#);
+fet_endchar;
+
+fet_beginchar("Quart slashhead","s2slash","quartslashhead")
+ draw_slash(1.5 slash_thick#);
+fet_endchar;
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+% thick is the distance between the NE/SW parallel lines in the cross
+% (distance between centres of lines)
+% in stafflinethickness def
%
-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;
+def draw_cross(expr thick) =
+ save pent, slant, ne_dir;
+ pair ne_dir;
+ save crz; path crz;
+
+ pen_thick# := 1.2 stafflinethickness#;
+ define_pixels (pen_thick);
+ pickup pencircle scaled pen_thick;
top y3 = h;
- y4 = y3;
- x4 = x1;
+ ne_dir := unitvector ((1, (2 h -pen_thick)/(w - pen_thick)));
+ rt x4 = w/2;
+ y5 = 0;
+ z4 - z5 = whatever * ne_dir;
+ x6 = 0;
+ z6 - z3 = whatever * ne_dir;
+ z3 - z4 = whatever * (ne_dir yscaled -1);
+
+ z4 - z3 = whatever * (ne_dir) + (ne_dir rotated -90) * thick * stafflinethickness;
+
+ x1 = charwd/2 - .5 pen_thick#;
+ z1 = whatever * ne_dir + thick/2 * stafflinethickness# * (ne_dir rotated -90);
+
+
+ labels (1,2,3,4,5,6);
+
+ crz = (z6 -- z3 -- z4 -- z5) ;
+
+ draw crz shifted(w/2,0);
+ draw crz xscaled -1 shifted(w/2,0);
+ draw crz yscaled -1 shifted(w/2,0);
+ draw crz scaled -1 shifted(w/2,0);
+
+ charwx := charwd;
+ charwy := y1;
+ message (decimal charwx);
+ message (decimal charwy);
+ z12 = (charwx * hppp, y1 * vppp);
+ labels (12);
+enddef;
+
+fet_beginchar("Whole Crossed notehead", "s0cross", "wholecrossedhead")
+ 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", "1scross", "halfcrossedhead")
+ 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;
- filldraw z1 --- z2 --- z3 --- z4 --- cycle ;
+fet_beginchar("Crossed notehead", "s2cross", "crossedhead")
+ 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", "s2xcircle", "xcircledhead")
+ wid# := black_notehead_width#*sqrt(sqrt2);
+ hei# := noteheight#*sqrt(sqrt2);
+ set_char_box(0, wid#,hei#/2,hei#/2);
+ cthick := (1.2+1/4)*stafflinethickness;
+ cxr := w/2-cthick/2;
+ cyr := h-cthick/2;
+ pickup pencircle scaled cthick;
+ draw fullcircle xscaled 2cxr yscaled 2cyr shifted (w/2,0);
+ xpos := cxr/sqrt2;
+ ypos := cyr/sqrt2;
+ draw (-xpos+w/2,-ypos) -- (xpos+w/2,ypos);
+ draw (-xpos+w/2,ypos) -- (xpos+w/2,-ypos);
+
+ charwx := charwd ;
+ charwy := 0 ;
+
+ z12 = (charwx * hppp , charwy * vppp );
+ labels (12);
+fet_endchar;
-%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-%
+
+
+%%%%%%%%
%
%
+% SOLFA SHAPED NOTES
%
%
-% TODO: Document these!
-
-% setup user vars
-def setup_notehead_vars =
- save a_b,err_y_a,tilt,superness;
- save ai_a,ai_bi,err_y_ai,err_x_bi,inner_tilt,inner_superness;
- save b_h,a_w;
- enddef;
-
-% setup addititional vars and calc them
-def notehead_calc =
- save a,beta,ai,bi, ht, wd;
- ht# =noteheight#;
- 2beta#=ht#*b_h;
- a# = beta#*a_b;
- wd# = 2a# / a_w;
- ai# = a# * ai_a;
- bi# = ai#/ai_bi;
- define_pixels(a,beta);
- define_pixels(ai,bi);
- set_char_box(0, wd#, .5 ht#, .5 ht#);
- enddef;
-
-
-% draw the outer and inner ellipse.
-def notehead_draw =
- path black,white;
- black=distorted_ellipse(a,beta,a*err_y_a,0,superness);
- white=distorted_ellipse(ai,bi,ai*err_y_ai,bi*err_x_bi,inner_superness);
-if test>1: %fixme
- save x;
- x1=-x3=a; x2=x4=0; y1=y3=0; y2=-y4=b;
- penlabels(1,2,3,4);
- test_grid;
-else:
- black:=black rotated tilt;
- black:=black shifted (w/2,0);
- white:=white rotated inner_tilt;
- white:=white shifted (w/2,0);
-fi
- fill black;
- unfill white;
-
-
- enddef;
-
-def draw_whole_head =
- setup_notehead_vars;
-
- a_b:=1.80;
- err_y_a:=0; % no slant
- tilt:=0;
- superness:=0.707;
- ai_a:=0.508;
- % ai_bi:=1.23;
- ai_bi:=1.30; % jcn
- % err_y_ai:=0.0938;
- % err_x_bi:=0;
- err_y_ai:=0;
- err_x_bi:=0.115;
- % inner_tilt:=135;
- inner_tilt:=125; % jcn
- % inner_superness:=0.69;
- inner_superness:=0.68; % jcn
- b_h:=1; %no rotate-> no height correction
- a_w:=1; % no rotate-> no width correction
-
- notehead_calc;
- whole_notehead_width# := wd#;
- notehead_draw;
+
+
+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
-%
-% dimensions aren't entirely right.
-%
-fet_beginchar ("Brevis notehead", "-1", "brevishead");
- save stemthick, fudge;
- define_pixels (stemthick);
- fudge = blot_diameter /2;
- stemthick# = 2 stafflinethickness#;
+save triangle; path triangle;
+triangle := (-1,-1) -- (0,1) -- (1,-1) -- cycle;
- draw_whole_head;
+def drawdoshape =
+ save noteshape, noteishape, dx, dy, ai_a, bi_b;
+ path noteshape, noteishape;
+ noteshape = noteishape = triangle;
+ (dx,dy)=(0,0.05);
+ (ai_a,bi_b)=(i_o,i_o);
+ draw_solfa_note_shape;
+enddef;
- pickup pencircle scaled stemthick;
+fet_beginchar("Whole dohead", "s0do", "wholedohead")
+ pickup pencircle scaled blot_diameter;
+ save a_b, i_o;
+ a_b = 1.8;
+ i_o = 0.6;
- bot y1 = -d;
- top y2 = h;
- rt x1 - fudge = 0;
- x1 = x2;
+ drawdoshape;
+fet_endchar;
+
+fet_beginchar("Half dohead", "s1do", "halfdohead")
+ save a_b, i_o;
+ a_b = 1.5;
+ i_o = 0.6;
- fudge + lft x3 = w;
- x4 = x3;
- y4 = y2;
- y3 = y1;
+ drawdoshape;
+fet_endchar;
+
+fet_beginchar("Quart dohead", "s2do", "dohead")
+ save a_b, noteshape;
+ path noteshape;
+ a_b = 1.54;
+
+ noteshape = triangle;
+ draw_solfa_quarter_note_shape;
- draw z1 -- z2;
- draw z3 -- z4;
-fet_endchar;
-
-% whole note
-% Wanske, p.38
-fet_beginchar("Whole notehead", "0", "wholehead")
- draw_whole_head;
-fet_endchar;
-
-
-
-% half note
-% Wanske, p.39
-fet_beginchar("Half notehead", "1",
- "halfhead")
- setup_notehead_vars;
- % a_b:=1.49; % after text
- a_b:=1.50; % after drawing
- err_y_a:=0.157;
- tilt:=34;
- % superness:=0.66;
- superness:=0.67; % jcn
- % ai_a:=0.863;
- ai_a:=0.850; % jcn
- % ai_bi:=3.14;
- ai_bi:=3.30; % jcn
- err_y_ai:=0;
- err_x_bi:=-0.12;
- inner_tilt:=tilt;
- inner_superness:=0.80;
- b_h:=0.935;
- a_w:=1.12;
-
- notehead_calc;
- half_notehead_width# := wd#;
- notehead_draw;
-fet_endchar;
-
-
-
-% quarter note
-% Wanske p.38
-fet_beginchar("Quart notehead", "2", "quarthead")
- setup_notehead_vars;
- % a_b:=1.57; % after text
- a_b:=1.54; % after drawing
- err_y_a:=0.044;
- tilt:=32;
- superness:=0.707;
- ai_a:=0;
- ai_bi:=1;
- err_y_ai:=0;
- err_x_bi:=0;
- inner_tilt:=0;
- inner_superness:=0.707;
- b_h:=0.85;
- a_w:=1.09;
-
- notehead_calc;
- black_notehead_width# := wd#;
- notehead_draw;
-fet_endchar;
-
-
-% whole note
-% Wanske, p.38
-fet_beginchar("Whole diamondhead", "0diamond", "wholediamondhead")
- setup_notehead_vars;
-
- a_b:=1.80;
- err_y_a:=0; % no slant
- tilt:=0;
- superness:=0.495;
- ai_a:=0.350;
- % ai_bi:=1.23;
- ai_bi:=1.30; % jcn
- % err_y_ai:=0.0938;
- % err_x_bi:=0;
- err_y_ai:=0;
- err_x_bi:=0.115;
- % inner_tilt:=135;
- inner_tilt:=125; % jcn
- % inner_superness:=0.69;
- inner_superness:=0.6; % jcn
- b_h:=1; %no rotate-> no height correction
- a_w:=1; % no rotate-> no width correction
-
- notehead_calc;
- whole_notehead_width# := wd#;
- notehead_draw;
-fet_endchar;
-
-
-% half note
-% Wanske, p.39
-fet_beginchar("Half diamondhead", "1diamond",
- "halfdiamondhead")
- setup_notehead_vars;
+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
+
+save reshape; path reshape;
+reshape = (-1,1)--(-1,0.2){down} ... (0,-1) ... {up}(1,0.2)--(1,1)--cycle;
+
+fet_beginchar("Whole rehead", "s0re", "wholerehead")
+ save a_b, ai_a, bi_b, dx, dy, noteshape, noteishape;
+ path noteshape, noteishape;
+ noteshape = reshape;
+ noteishape = reshape;
+ a_b = 1.8;
+ bi_b = 0.65;
+ ai_a = 0.8;
+ (dx,dy)=(0,-0.1);
+ draw_solfa_note_shape;
+fet_endchar;
+
+fet_beginchar("Half rehead", "s1re", "halfrehead")
+ save a_b, ai_a, bi_b, dx, dy, noteshape, noteishape;
+ path noteshape, noteishape;
+ noteshape = reshape;
+ noteishape = reshape;
+ a_b = 1.5;
+ bi_b = 0.65;
+ ai_a = 0.8;
+ (dx,dy)=(0,-0.1);
+ draw_solfa_note_shape;
+fet_endchar;
+
+fet_beginchar("Quart rehead", "s2ro", "rehead")
+ save a_b, noteshape;
+ path noteshape;
+ a_b = 1.54;
+
+ noteshape = reshape;
+ draw_solfa_quarter_note_shape;
+fet_endchar;
+
+% me - diamond: (0,0) -- (w/2,h/2) -- (w,0) -- (w/2,-h/2) -- cycle;
+% similar to existing diamond shaped head, but not quite the same
+% stem attachment: 0
+
+save mishape; path mishape;
+mishape = (-1,0)--(0,1)--(1,0)--(0,-1)--cycle;
+
+fet_beginchar("Whole mihead", "s0mi", "wholemihead")
+ save a_b, ai_a, bi_b, dx, dy, noteshape, noteishape;
+ path noteshape, noteishape;
+ noteshape = mishape;
+ noteishape = (mishape slanted -0.35) rotated -10.5;
+ a_b = 1.8;
+ bi_b = 0.65;
+ ai_a = 0.7;
+ (dx,dy)=(0,0);
+ draw_solfa_note_shape;
+fet_endchar;
+
+fet_beginchar("Half mihead", "s1mi", "halfmihead")
+ save a_b, ai_a, bi_b, dx, dy, noteshape, noteishape;
+ path noteshape, noteishape;
+ noteshape = mishape;
+ noteishape = (mishape slanted -0.35) rotated -10.5;
+ a_b = 1.5;
+ bi_b = 0.65;
+ ai_a = 0.7;
+ (dx,dy)=(0,0);
+ draw_solfa_note_shape;
+fet_endchar;
+
+fet_beginchar("Quart mihead", "s2mi", "mihead")
+ save a_b, noteshape;
+ path noteshape;
+ a_b = 1.54;
+
+ noteshape = mishape;
+ draw_solfa_quarter_note_shape;
+fet_endchar;
- a_b := 1.50; % after drawing
- err_y_a:=0.157;
- tilt:=34;
- superness:=0.49; % jcn
- ai_a:=0.550; % jcn
- ai_bi:=3.30; % jcn
+% fa - scalene triangle:
+% for stem up: (0,h/2) -- (w,h/2) -- (w,-h/2) -- cycle;
+% for stem down: (w,-h/2) -- (0,1h/2) -- (0,h/2) -- cycle;
+% (one is a 180 degree rotation of the other)
+% stem attachment: (doesn't much matter)
+
+save fashape; path fashape;
+fashape = (-1,1)--(1,1)--(1,-1)--cycle;
+
+fet_beginchar("Whole fahead", "s0fa", "wholefahead")
+ save a_b, ai_a, bi_b, dx, dy, noteshape, noteishape;
+ path noteshape, noteishape;
+ noteshape = fashape;
+ noteishape = fashape;
+ a_b = 1.8;
+ bi_b = 0.6;
+ ai_a = 0.6;
+ (dx,dy)=(0.2,.05);
+ draw_solfa_note_shape;
+fet_endchar;
- err_y_ai:=0;
- err_x_bi:=-0.12;
- inner_tilt:=tilt;
- inner_superness:=0.80;
+fet_beginchar("Half stemup fahead", "u1fa", "halffauhead")
+ save a_b, ai_a, bi_b, dx, dy, noteshape, noteishape;
+ path noteshape, noteishape;
+ noteshape = fashape;
+ noteishape = fashape;
+ a_b = 1.5;
+ bi_b = 0.6;
+ ai_a = 0.6;
+ (dx,dy)=(0.2,.05);
+ draw_solfa_note_shape;
+fet_endchar;
- b_h:= 1.03;
- a_w:= 1.2;
+fet_beginchar("Quart stemup fahead", "u2fa", "fauhead")
+ save a_b, noteshape;
+ path noteshape;
+ a_b = 1.54;
+
+ noteshape = fashape;
+ draw_solfa_quarter_note_shape;
+fet_endchar;
- notehead_calc;
- half_notehead_width# := wd#;
- notehead_draw;
+fet_beginchar("Half stemdn fahead", "d1fa", "halffadhead")
+ save a_b, ai_a, bi_b, dx, dy, noteshape, noteishape;
+ path noteshape, noteishape;
+ noteshape = fashape rotated 180;
+ noteishape = fashape rotated 180;
+ a_b = 1.5;
+ bi_b = 0.6;
+ ai_a = 0.6;
+ (dx,dy)=(-0.2,-.05);
+ draw_solfa_note_shape;
fet_endchar;
+fet_beginchar("Quart stemdn fahead", "d2fa", "fadhead")
+ save a_b, noteshape;
+ path noteshape;
+ a_b = 1.54;
+
+ noteshape = fashape rotated 180;
+ draw_solfa_quarter_note_shape;
+fet_endchar;
-% quarter note
-% Wanske p.38
-fet_beginchar("Quart diamondhead", "2diamond", "diamondhead")
- set_char_box(0, black_notehead_width#, noteheight#/2, noteheight#/2);
- save a_b,err_y_a,tilt,superness;
- save b_h,a_w;
- save a,beta,ai,bi, ht, wd;
- a_b:= 1.8;
- err_y_a:=-0.044;
- b_h:=0.90;
- a_w:=1.1;
- tilt:=35;
- superness:=0.495;
+% sol - oval ... the standard "round" note
- ht# =noteheight#;
- 2beta#=ht#*b_h;
- a# = beta#*a_b;
+% la - rectangle: (0,h/2)--(w,h.2)--(w,-h/2)--(0,-h/2)--cycle;
+% stem attachment: (doesn't much matter)
+save lashape; path lashape;
+lashape = (-1,-1)--(-1,1)--(1,1)--(1,-1)--cycle;
- define_pixels(a,beta);
+fet_beginchar("Whole lahead", "s0la", "wholelahead")
+ save a_b, ai_a, bi_b, dx, dy, noteshape, noteishape;
+ path noteshape, noteishape;
+ noteshape = lashape;
+ noteishape = lashape;
+ a_b = 1.8;
+ bi_b = 0.6;
+ ai_a = 0.85;
+ (dx,dy)=(0,0);
+ draw_solfa_note_shape;
+fet_endchar;
- black := distorted_ellipse(.72 noteheight, .45 noteheight, -.2 noteheight , 0, superness)
-
-% beta,a*err_y_a,0,superness);
+fet_beginchar("Half lahead", "s1la", "halflahead")
+ save a_b, ai_a, bi_b, dx, dy, noteshape, noteishape;
+ path noteshape, noteishape;
+ noteshape = lashape;
+ noteishape = lashape;
+ a_b = 1.5;
+ bi_b = 0.6;
+ ai_a = 0.85;
+ (dx,dy)=(0,0);
+ draw_solfa_note_shape;
+fet_endchar;
- black:=black rotated tilt;
- black:=black shifted (w/2,0);
- fill black;
+fet_beginchar("Quart lahead", "s2la", "lahead")
+ save a_b, noteshape;
+ path noteshape;
+ a_b = 1.54;
+
+ noteshape = lashape;
+ draw_solfa_quarter_note_shape;
fet_endchar;
-fet_beginchar("Crossed notehead", "2cross", "crossedhead")
- set_char_box(0, black_notehead_width#, noteheight#/2, noteheight#/2);
- pickup pencircle scaled 1.5 stafflinethickness;
- lft x1 = 0;
- bot y1 = -d;
- top y2 = h;
- rt x2 = w;
- draw z1 .. z2;
- draw (z1 .. z2) yscaled -1;
-fet_endchar
+% ti - an "icecream cone" with about 2/3 of
+% the height in the cone and only 1/3 in the curved top:
+% (0,h/6)--(w/2,-h/2)--(w,h/6)..(w/2,h/2)..cycle;
+% stem attachment: h/6
+save tishape; path tishape;
+tishape = (0,-1)--(-1,0.3)..(0,1)..(1,0.3)--cycle;
+
+fet_beginchar("Whole tihead", "s0ti", "wholetihead")
+ save a_b, ai_a, bi_b, dx, dy, noteshape, noteishape;
+ path noteshape, noteishape;
+ noteshape = tishape;
+ noteishape = tishape;
+ a_b = 1.8;
+ bi_b = 0.75;
+ ai_a = 0.75;
+ (dx,dy)=(0,-.02);
+ draw_solfa_note_shape;
+fet_endchar;
+
+fet_beginchar("Half tihead", "s1ti", "halftihead")
+ save a_b, ai_a, bi_b, dx, dy, noteshape, noteishape;
+ path noteshape, noteishape;
+ noteshape = tishape;
+ noteishape = tishape;
+ a_b = 1.5;
+ bi_b = 0.75;
+ ai_a = 0.75;
+ (dx,dy)=(0,-.02);
+ draw_solfa_note_shape;
+fet_endchar;
+
+fet_beginchar("Quart tihead", "2ti", "tihead")
+ save a_b, noteshape;
+ path noteshape;
+ a_b = 1.54;
+
+ noteshape = tishape;
+ draw_solfa_quarter_note_shape;
+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);
+
+
+
+