mf/feta-eindelijk.mf

   1 % feta-eindelijk.mf -- implement rest symbols
   2 %
   3 % part of LilyPond's pretty-but-neat music font
   4 %
   5 % source file of the Feta (not the Font-En-Tja) music font
   6 %
   7 % (c) 1997, 1998 Jan Nieuwenhuizen <janneke@gnu.org>
   8
   9 fet_begingroup("rests");
  10
  11 begingroup
  12
  13 thick#:=1/16designsize;
  14 define_blacker_pixels(thick);
  15
  16 rthin:=1/8*interline;
  17 % rthick:=2rthin;
  18 rthick:=2thick+rthin;
  19
  20 def shift_pic (expr pone, ptwo) =
  21   currentpicture:=currentpicture shifted (round(pone),round(ptwo))
  22 enddef;
  23
  24 % stuff for     8th,16th etc rests
  25 %
  26 save stem, ball_crook_stem, ball_crook_balldiam, flare;
  27
  28 % stem#:=1/8*interline#;
  29 stem# = 1/5interline#;
  30 % flare# = 2/3interline#;
  31 flare# = 2/3interline# - 1/8stafflinethickness#;
  32
  33 define_pixels(stem,flare);
  34
  35 ball_crook_stem = stem;
  36 ball_crook_balldiam =flare;
  37
  38
  39 save block_rest_y, block_rest_x;
  40
  41 block_rest_y# = 5/8 interline#;
  42 block_rest_x# = 3/2 interline#;
  43
  44 define_pixels(block_rest_y, block_rest_x);
  45
  46 def block_rest =
  47         draw_block ((0,0), (block_rest_x, block_rest_y));
  48         enddef;
  49
  50 fet_beginchar( "whole rest", "0", "wholerest");
  51         set_char_box(0, block_rest_x#,
  52                 block_rest_y#,  0);
  53         block_rest;
  54         currentpicture := currentpicture shifted (0,- block_rest_y);
  55 fet_endchar;
  56
  57 fet_beginchar("half rest", "1", "halfrest");
  58         set_char_box(0, block_rest_x#, 0, block_rest_y#);
  59         block_rest;
  60 fet_endchar;
  61
  62
  63 %
  64 % should use ledgerline thickness?
  65 %
  66 fet_beginchar( "whole rest (outside staff)", "0o", "outsidewholerest");
  67         set_char_box(block_rest_y#, block_rest_x# + block_rest_y#,
  68                 block_rest_y#, ledgerlinethickness#/2);
  69         block_rest;
  70         currentpicture := currentpicture shifted (0, - block_rest_y);
  71         pickup pencircle scaled ledgerlinethickness;
  72
  73         y5 = y6 = 0;
  74         lft x5 = - b;
  75         rt x6 = w;
  76         draw z5 .. z6;
  77 fet_endchar;
  78
  79 fet_beginchar("half rest (outside staff)", "1o", "outsidehalfrest");
  80         set_char_box(block_rest_y#, block_rest_x#+ block_rest_y#,
  81                 ledgerlinethickness#/2, block_rest_y#);
  82         block_rest;
  83         pickup pencircle scaled ledgerlinethickness;
  84         y5 = y6 = 0;
  85         lft x5 = - b;
  86         rt x6 = w;
  87         draw z5 .. z6;
  88 fet_endchar;
  89
  90
  91 save breve_rest_y, breve_rest_x;
  92
  93 breve_rest_y# =  interline#;
  94 breve_rest_x# = 3/5 interline#;
  95 multi_rest_x# = 2 interline#;
  96 multi_rest_y# = 1/3 interline#;
  97
  98 define_pixels(breve_rest_y, breve_rest_x, multi_rest_x, multi_rest_y);
  99
 100 fet_beginchar("breve rest", "-1", "breverest");
 101        set_char_box(0, breve_rest_x#, 0, breve_rest_y#);
 102        draw_block ((0,0), (breve_rest_x, breve_rest_y));
 103 fet_endchar;
 104
 105 fet_beginchar("longa rest", "-2", "longarest");
 106        set_char_box(0, breve_rest_x#, breve_rest_y#, breve_rest_y#);
 107        draw_block ((0,-breve_rest_y), (breve_rest_x, breve_rest_y));
 108 fet_endchar;
 109
 110 fet_beginchar("multi rest", "-4", "multirest");
 111        set_char_box(multi_rest_x#, multi_rest_x#,
 112                     breve_rest_y#, breve_rest_y#);
 113        draw_block ((-multi_rest_x, -multi_rest_y),
 114                    (multi_rest_x, multi_rest_y));
 115        draw_block ((-multi_rest_x,-breve_rest_y),
 116                    (rthin-multi_rest_x, breve_rest_y));
 117        draw_block ((multi_rest_x-rthin,-breve_rest_y),
 118                    (multi_rest_x, breve_rest_y));
 119 fet_endchar;
 120
 121 fet_beginchar("Quarter rest","2","quartrest");
 122         save alpha;
 123         alpha:=-50;
 124         save ne,nw,se,sw; pair ne,nw,se,sw;
 125         se=dir alpha; nw=dir (alpha+180);
 126         ne=dir (alpha+90); sw=dir (alpha-90);
 127         penpos1(rthin,alpha+90);
 128         penpos2(5/4rthick,alpha);
 129         penpos4(5/4rthick,alpha);
 130         penpos5(rthin,alpha+90);
 131         penpos3(3/4rthick,alpha);
 132 %       penpos6(5/8rthick,alpha);
 133         penpos6(2/3rthick,alpha);
 134         penpos7(1/2rthin,alpha+90);
 135
 136         z10=z2l+1/2rthin*sw;
 137 %       z11=z4l+1/2rthin*sw;
 138         z11=z4l+1/2rthin*sw+1/2rthin*se;
 139         z12=z4r+1/2rthin*ne;
 140 %       z13=z2r+1/2rthin*ne;
 141         z13=z2r+1/2rthin*ne+1/2rthin*nw;
 142
 143         y1l=7/2interline; x1l=1/3interline;
 144         z2r=z1+interline*se;
 145         z3=1/2[z2,z4];
 146         x4=3/8interline; y4=2interline;
 147         z5=z4l+1.3interline*se;
 148         x6l=x4l; y6l=y4r;
 149         x7=2/5interline; y7=3/4interline;
 150         fill z1l{se}..{se}z10..z3l..z11{se}..{se}z5l..z5r{nw}..{nw}z12..z3r..z13{nw}..{nw}z1r.. cycle;
 151         fill z5r{nw}..tension1.4..z6l..tension1.4..{se}z7l..z7r{nw}..tension1.4..z6r..tension1.4..{se}z5l..cycle;
 152         penlabels(1,2,3,4,5,6,7);
 153         penlabels(10,11,12,13);
 154         set_char_box(0, 27/25interline#, -3/4 interline#, 18/5interline#);
 155         fet_endchar;
 156
 157 def rest_crook(expr a, w) =
 158         balled_crook(a, w, ball_crook_balldiam, ball_crook_stem)
 159 enddef;
 160
 161 fet_beginchar("8th rest","3","eighthrest");
 162         set_char_box(0, 4/3interline#,-interline#, 8/3interline#+7/4stafflinethickness#);
 163         save x,y, ht;
 164         ht = h + d;
 165         x1=w-stem/6; y1=ht-flare/4;
 166         rest_crook (z1,w-stem/6);
 167         z2-z1=whatever*dir70;
 168         y2=stem/2;
 169         brush(z1,2/3stem,z2,stem);
 170         % ugh
 171         currentpicture:=currentpicture shifted (0,interline);
 172         fet_endchar;
 173
 174 fet_beginchar("16th rest","4","sixteenthrest");
 175         save alpha,cw,h,w;
 176         alpha=74;
 177         cw#=7/6interline#;
 178 %       h#=5/3interline#+interline#+2stafflinethickness#;
 179         h#=5/3interline#+interline#+7/4stafflinethickness#;
 180         w#=cw#+(h#-3/2interline#)/tand(alpha);
 181         set_char_box(0,w#,0,h#);
 182         define_pixels(cw);
 183         save x,y;
 184         x1=w-stem/6; y1=h-flare/4;
 185         z2-z1=whatever*dir alpha;
 186         y2=stem/2;
 187         brush(z1,2/3stem,z2,stem);
 188         rest_crook (z1,cw);
 189         z3-z1=whatever*dir alpha;
 190         y3=y1-interline;
 191         rest_crook (z3,cw);
 192         penlabels(1,2);
 193         fet_endchar;
 194
 195 fet_beginchar("32th rest","5","thirtysecondrest");
 196         save alpha,cw,h,w;
 197         alpha=76;
 198         cw#=7/6interline#;
 199         h#=5/3interline#+2interline#+7/4stafflinethickness#;
 200         w#=cw#+(h#-3/2interline#)/tand(alpha);
 201         set_char_box(0,w#,0,h#);
 202         define_pixels(cw);
 203         save x,y;
 204         x1=w-stem/6; y1=h-flare/4;
 205         z2-z1=whatever*dir alpha;
 206         y2=stem/2;
 207         brush(z1,2/3stem,z2,stem);
 208         rest_crook (z1,cw);
 209         z3-z1=whatever*dir alpha;
 210         y3=y1-interline;
 211         rest_crook (z3,cw);
 212         z4-z1=whatever*dir alpha;
 213         y4=y1-2interline;
 214         rest_crook (z4,cw);
 215         fet_endchar;
 216
 217 fet_beginchar("64th rest","6","sixtyfourthrest");
 218         save alpha,cw,h,w;
 219         alpha=78;
 220         cw#=7/6interline#;
 221         h#=5/3interline#+3interline#+7/4stafflinethickness#;
 222         w#=cw#+(h#-3/2interline#)/tand(alpha);
 223         set_char_box(0,w#,0,h#);
 224         define_pixels(cw);
 225         save x,y;
 226         x1=w-stem/6; y1=h-flare/4;
 227         z2-z1=whatever*dir alpha;
 228         y2=stem/2;
 229         brush (z1,2/3stem,z2,stem);
 230         rest_crook (z1,cw);
 231         z3-z1=whatever*dir alpha;
 232         y3=y1-interline;
 233         rest_crook (z3,cw);
 234         z4-z1=whatever*dir alpha;
 235         y4=y1-2interline;
 236         rest_crook (z4,cw);
 237         z5-z1=whatever*dir alpha;
 238         y5=y1-3interline;
 239         rest_crook (z5,cw);
 240         % ugh
 241         currentpicture:=currentpicture shifted (0,-interline);
 242         fet_endchar;
 243
 244 fet_beginchar("128th rest","7","hundredtwentyeighthrest");
 245         save alpha,cw,h,w;
 246         alpha=78;
 247         cw#=7/6interline#;
 248         h#=5/3interline#+4interline#+7/4stafflinethickness#;
 249         w#=cw#+(h#-3/2interline#)/tand(alpha);
 250         set_char_box(0,w#,0,h#);
 251         define_pixels(cw);
 252         save x,y;
 253         x1=w-stem/6; y1=h-flare/4;
 254         z2-z1=whatever*dir alpha;
 255         y2=stem/2;
 256         brush (z1,2/3stem,z2,stem);
 257         rest_crook (z1,cw);
 258         z3-z1=whatever*dir alpha;
 259         y3=y1-interline;
 260         rest_crook (z3,cw);
 261         z4-z1=whatever*dir alpha;
 262         y4=y1-2interline;
 263         rest_crook (z4,cw);
 264         z5-z1=whatever*dir alpha;
 265         y5=y1-3interline;
 266         rest_crook (z5,cw);
 267         z6-z1=whatever*dir alpha;
 268         y6=y1-4interline;
 269         rest_crook (z6,cw);
 270         % ugh
 271         currentpicture:=currentpicture shifted (0,-interline);
 272         fet_endchar;
 273
 274 endgroup;
 275 fet_endgroup("rests");
 276