+++ /dev/null
-% Feta (not the Font-En-Tja) music font -- piano pedal markings
-% This file is part of LilyPond, the GNU music typesetter.
-%
-% Copyright (C) 2000--2009 Jan Nieuwenhuizen <janneke@gnu.org>
-%
-% Voor Cup
-%
-% LilyPond is free software: you can redistribute it and/or modify
-% it under the terms of the GNU General Public License as published by
-% the Free Software Foundation, either version 3 of the License, or
-% (at your option) any later version.
-%
-% LilyPond is distributed in the hope that it will be useful,
-% but WITHOUT ANY WARRANTY; without even the implied warranty of
-% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-% GNU General Public License for more details.
-%
-% You should have received a copy of the GNU General Public License
-% along with LilyPond. If not, see <http://www.gnu.org/licenses/>.
-
-% Kerning
-%
-% Pe = -0.034 pedalh == -0.07 staff-space
-% ed = -0.27 pedalh == -0.53 staff-space
-
-
-fet_begingroup ("pedal");
-
-pedalpha = 40;
-pedbeta = 25;
-
-penh# = 0.7 linethickness#;
-penw# = 2 penh# + 0.14 staff_space#;
-define_pixels (penh, penw);
-
-pedalh# = 2 staff_space#;
-pedalbh# = 4/7 pedalh#;
-define_pixels (pedalh, pedalbh);
-
-
-fet_beginchar ("Pedal asterisk", "*");
- save bulb, p, radius, thin, inner_r;
- path pat;
-
- set_char_box (0, 7/9 pedalh#, 0, 7/9 pedalh#);
-
- z0 = (1/2 w, h - 1/2 w);
-
- thin = 0.8 linethickness;
-
- bulb + 2 radius = w;
- 0.9 thin + bulb = (radius * pi * 2) / 8;
-
- pickup pencircle scaled penh;
-
- penpos1 (bulb, 180);
- penpos2 (bulb, 0);
- penpos3 (thin, 0);
-
- z1 = z0 + (0, radius);
- z2 = z1;
-
- inner_r = .45 radius;
-
- z4l = z0 + inner_r * dir (90 + 360/16);
- z4r = z0 + inner_r * dir (90 - 360/16);
-
- z4 = .5 [z4l, z4r];
- z3 = .75 [z1, z4];
-
- penlabels (0, 1, 2, 3, 4);
-
- pat := z3r{up}
- .. z1l{up}
- .. z2l{down}
- .. z3l{down}
- .. z4l{dir (180 + 360/16)};
- for i = 1 upto 7:
- pat := pat
- .. ((z3r{up}
- .. z1l{up}
- .. z2l{down}
- .. z3l{down}
- .. z4l{dir (180 + 360/16)})
- rotatedaround (z0, 360/8 i));
- endfor;
-
- pat := pat
- .. cycle;
- fill pat;
-
- pickup pencircle scaled (7/8 inner_r);
-
- undrawdot z0;
-fet_endchar;
-
-
-%% ugh. rounded corners!
-
-fet_beginchar ("Pedal dash", "M");
- save dash_thickness;
-
- dash_thickness# := penw#;
- define_whole_vertical_blacker_pixels (dash_thickness);
-
- set_char_box (0, 3 penw#, 0, pedalbh#);
-
- penpos1 (dash_thickness, 60);
- penpos2 (dash_thickness, 60);
-
- z1l = (0, vround (2/3 h - 1/2 penw));
- z2r = (w, vround (y1l + 1.2 penw));
-
- penlabels (1, 2, 3);
-
- penstroke z1e{dir 40}
- ..tension 1.2.. z2e{dir 40};
-fet_endchar;
-
-
-fet_beginchar ("Pedal dot", ".");
- set_char_box (0, penw#, 0, penw#);
-
- pickup pencircle scaled penw;
-
- drawdot (hround (1/2 penw), vround (1/2 penw));
-fet_endchar;
-
-
-def draw_pedal_P (expr show_labels) =
-begingroup;
- clearxy;
-
- penpos1 (hround penh, 0);
- penpos2 (penw, 55);
- penpos3 (penw, pedalpha);
- penpos4 (1.2 penh, -pedalpha);
- penpos5 (penh, -pedalpha);
- penpos6 (penh, 180 - pedalpha);
- penpos7 (penh, 180 - pedalpha);
- penpos8 (penh, 90);
- penpos9 (4/3 penw, 50);
- penpos10 (1.4 penw, 50);
- penpos11 (penh, 90 + pedalpha);
-
- z1r = (hround 0.6 w, h);
- x2l = hround (x1l - penw) + xpart feta_offset;
- y2 = vround (0.7 h) + ypart feta_offset;
- x3r = hround (x2l + 2 penw);
- y3r = 0.4 h;
- z4l = z5r + 1/4 (z3r - z5r);
- x5 = 1/4 w;
- y5r = 0;
- z6 = z5;
- z7l = z6r + 1/3 (z8r - z6r);
- z8r = z5r + 3/5 (z3r - z5r);
- x9l = x10l - penh;
- y9l = 1/4 penh;
- x10l = w - tand (90 - pedalpha) * y11l;
- y10l = 1/4 penh;
- x11l = w;
- y11 = 1/5 h;
-
- % don't stick out at the top
- z1' = round (0.9 [z2, z1]) + (xpart feta_offset, 0);
- penpos1' (penh, 0);
-
- % shift start point of pen stroke to avoid overlapping contours
- z8'l = z8l;
- y8'r = y8r;
- z8'r = z8l + whatever * (z3r - z8l);
-
- penpos12 (hround penh, 0);
- penpos13 (penw, -90 - pedbeta);
- penpos14 (vround penh, 90);
- penpos15 (penw, -90 + pedbeta);
- penpos16 (penh, 180 + pedbeta);
-
- z12r = (hround (5/9 x1 + 1/2 hround penh), y2);
- z13l = (1/2 x12r, y15r);
- z14r = z1r;
- z15l = (1/2 [x16, w], y2l + 0.5 penw);
- x16 = 1/4 [x1, w];
- y16r = y2r;
-
- % We now do a correction to `center' the stem horizontally. While
- % this is not the most elegant solution, it is definitely the
- % easiest...
-
- save horz_corr;
- horz_corr = 1/5 [x12, x16] - x2l;
- x2 := x2 + horz_corr;
- x2l := x2l + horz_corr;
- x2r := x2r + horz_corr;
-
- penstroke z1'e
- ..tension 2.5.. z2e
- ..tension 1.5.. z3e
- ..tension 2.5.. {dir (225)}z4e;
-
- soft_end_penstroke z8'e{right}
- ..tension 1.5.. z9e{dir (-pedalpha)}
- .. z10e
- ..tension 2.5.. z11e;
-
- fill z4r{dir (225)}
- ..tension 1.5.. z5r{left}
- .. z6r
- ..tension 1.5.. z7r
- ..tension 1.5.. z8r{right}
- -- cycle;
-
- soft_penstroke z12e{down}
- ..tension 1.1.. z13e{dir (180 - pedbeta)}
- ..tension 1.1.. z14e{right}
- ..tension 1.1.. z15e{dir (180 + pedbeta)}
- ..tension 1.1.. z16e{dir (90 + pedbeta)};
-
- if show_labels = 1:
- penlabels (range 1 thru 16);
- penlabels (1', 8');
- fi;
-endgroup;
-enddef;
-
-
-def draw_pedal_d (expr show_labels) =
-begingroup;
- clearxy;
-
- penpos1 (vround penh, -10 - 90);
- penpos2 (hround penw, 190);
- penpos3 (vround (2 penh), 90);
- penpos4 (hround (3/4 penw), 0);
- penpos5 (penh, -70);
-
- x1r = 0;
- y1l = h;
- z2 = (w - 1/2 hround penw, 1/2 pedalbh + penh);
- z4l = (hround (1/3 w), 1/2 pedalbh);
- z5l = (2/3 w, pedalbh);
- z3l = (hround x5l, 0);
-
- if show_labels = 1:
- penlabels (1, 2, 3, 4, 5);
- fi;
-
- soft_start_penstroke z1e{dir (-10)}
- ..tension 1.1.. z2e{dir (-90 + 10)}
- ..tension 1.1.. z3e{left}
- ..tension 1.1.. z4e{up}
- ..tension 1.1.. z5e{dir (-70 + 90)};
-endgroup;
-enddef;
-
-
-def draw_pedal_e (expr show_labels) =
-begingroup;
- clearxy;
-
- penpos1 (penh, pedalpha - 90);
- penpos2 (penh, pedalpha - 90);
- penpos3 (3/5 penw, pedalpha);
- penpos4 (1.2 penh, 90 + pedalpha);
- penpos5 (2/3 penw, 180);
- penpos6 (penw, 180 + pedalpha);
- penpos7 (2/3 penw, -90 - 20);
- penpos8 (penh, pedalpha - 90);
-
- z1l = (0, 1/5 pedalh);
- % this helps to make the path go through z2 at low resolutions
- z2 = round (z1 + dir pedalpha * penw) + feta_offset;
- z3 = (3/5 w, 8/9 h);
- z4 = (2/9 w, y3);
- x4r := hround x4r;
- x5r = 0;
- y5 = y2;
- x6 = 3/8 w;
- y6r = 1/2 penh;
- z7l = (x6l + penh, y6l);
- x8r = w;
- y8 = 1/5 pedalh;
-
- soft_penstroke z1e
- -- z2e{z2 - z1}
- ..tension 1.1.. z3e
- ..tension 1.05.. z4e
- ..tension 1.1.. z5e
- ..tension 1.5.. z6e{dir - pedalpha}
- ..tension 1.1.. z7e
- ..tension 2.5.. z8e;
-
- if show_labels = 1:
- penlabels (range 1 thru 8);
- fi;
-endgroup;
-enddef;
-
-
-fet_beginchar ("Pedal P", "P");
- set_char_box (0, 5/6 pedalh#, 0, pedalh#);
-
- draw_pedal_P (1);
-fet_endchar;
-
-
-fet_beginchar ("Pedal d", "d");
- set_char_box (0, 2/3 pedalh#, 0, 7/8 pedalh#);
-
- draw_pedal_d (1);
-fet_endchar;
-
-
-fet_beginchar ("Pedal e", "e");
- set_char_box (0, 2/5 pedalh#, 0, pedalbh#);
-
- draw_pedal_e (1);
-fet_endchar;
-
-
-fet_beginchar ("Pedal Ped", "Ped");
- P_width# = 5/6 pedalh#;
- e_width# = 2/5 pedalh#;
- d_width# = 2/3 pedalh#;
- define_pixels (P_width, e_width, d_width);
-
- e_height = pedalbh;
- d_height = 7/8 pedalh;
-
- % Pe = -0.034 pedalh == -0.07 staff-space
- % ed = -0.27 pedalh == -0.53 staff-space
- Pe_kern# = -0.034 pedalh#;
- ed_kern# = -0.27 pedalh#;
- define_pixels (Pe_kern, ed_kern);
-
- w := hround d_width;
- h := vround d_height;
- draw_pedal_d (0);
- currentpicture := currentpicture
- shifted (hround (e_width + ed_kern), 0);
-
- w := hround e_width;
- h := vround e_height;
- draw_pedal_e (0);
- currentpicture := currentpicture
- shifted (hround (P_width + Pe_kern), 0);
-
- w := hround P_width;
- h := vround pedalh;
- draw_pedal_P (0);
-
- set_char_box (0, P_width# + Pe_kern# + e_width# + ed_kern# + d_width#,
- 0, pedalh#);
-fet_endchar;
-
-
-fet_endgroup ("pedal");