mf/feta-eindelijk.mf

   1 % feta-eindelijk.mf -- implement rest symbols -*-Fundamental-*-
   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*staff_space;
  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*staff_space#;
  29 stem# = 1/5staff_space#;
  30 % flare# = 2/3staff_space#;
  31 flare# = 2/3staff_space# - 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 staff_space#;
  42 block_rest_x# = 3/2 staff_space#;
  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(0, block_rest_x#,
  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 - block_rest_y;
  75         rt x6 = w + block_rest_y;
  76         draw z5 .. z6;
  77 fet_endchar;
  78
  79 fet_beginchar("half rest (outside staff)", "1o", "outsidehalfrest");
  80         set_char_box(0, block_rest_x#,
  81                 ledgerlinethickness#/2, block_rest_y#);
  82         block_rest;
  83         pickup pencircle scaled ledgerlinethickness;
  84         y5 = y6 = 0;
  85         lft x5 = - b - block_rest_y ;
  86         rt x6 = w + block_rest_y;
  87         draw z5 .. z6;
  88 fet_endchar;
  89
  90
  91 save breve_rest_y, breve_rest_x;
  92
  93 breve_rest_y# =  staff_space#;
  94 breve_rest_x# = 3/5 staff_space#;
  95 multi_rest_x# = 4 staff_space#;
  96 multi_beam_height# = 1/3 staff_space#;
  97
  98 define_pixels(breve_rest_y, breve_rest_x, multi_rest_x, multi_beam_height);
  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 tracingvariables := 1;
 111
 112 fet_beginchar("multi rest", "-4", "multirest");
 113        set_char_box(multi_rest_x#, multi_rest_x#,
 114                     breve_rest_y#, breve_rest_y#);
 115        draw_block ((- b, - multi_beam_height),
 116                    (w, multi_beam_height));
 117        draw_block ((- b,-breve_rest_y),
 118                    (rthin - b, breve_rest_y));
 119        draw_block ((w - rthin,-breve_rest_y),
 120                    (w, breve_rest_y));
 121 fet_endchar;
 122
 123 fet_beginchar("Quarter rest","2","quartrest");
 124 %       draw_staff (-2, 2, 0.0);
 125         save alpha, yshift, height;
 126         alpha:=-50;
 127         yshift# = -1.25 staff_space#;
 128         height# = 2.8125 staff_space#;
 129         define_pixels (yshift, height);
 130
 131
 132         set_char_box(0, 27/25staff_space#,
 133           -yshift#,
 134           yshift# + height#);
 135
 136         save ne,nw,se,sw; pair ne,nw,se,sw;
 137
 138         se=dir alpha; nw=dir (alpha+180);
 139         ne=dir (alpha+90); sw=dir (alpha-90);
 140         penpos1(rthin,alpha+90);
 141         penpos2(5/4rthick,alpha);
 142         penpos4(5/4rthick,alpha);
 143         penpos5(rthin,alpha+90);
 144         penpos3(3/4rthick,alpha);
 145 %       penpos6(5/8rthick,alpha);
 146         penpos6(2/3rthick,alpha);
 147         penpos7(1/2rthin,alpha+90);
 148
 149         z10=z2l+1/2rthin*sw;
 150 %       z11=z4l+1/2rthin*sw;
 151         z11=z4l+1/2rthin*sw+1/2rthin*se;
 152         z12=z4r+1/2rthin*ne;
 153 %       z13=z2r+1/2rthin*ne;
 154         z13=z2r+1/2rthin*ne+1/2rthin*nw;
 155
 156         y1r = h;
 157         x1l=1/3staff_space;
 158         z2r=z1+staff_space*se;
 159         z3=1/2[z2,z4];
 160         x4=3/8staff_space;
 161         y4= 0;
 162         z5=z4l+1.3staff_space*se;
 163         x6l=x4l;
 164         y6l=y4r;
 165         x7=2/5staff_space;
 166         y7= -d;
 167
 168         fill z1l{se}..{se}z10..z3l..z11{se}..{se}z5l..z5r{nw}..{nw}z12..z3r..z13{nw}..{nw}z1r.. cycle;
 169         fill z5r{nw}..tension1.4..z6l..tension1.4..{se}z7l..z7r{nw}..tension1.4..z6r..tension1.4..{se}z5l..cycle;
 170         penlabels(1,2,3,4,5,6,7);
 171         penlabels(10,11,12,13);
 172
 173 %         3/4 staff_space# + yshift#,
 174 %         18/5staff_space# + yshift#)
 175
 176         fet_endchar;
 177
 178 def rest_crook(expr a, w) =
 179         balled_crook(a, w, ball_crook_balldiam, ball_crook_stem)
 180 enddef;
 181
 182 fet_beginchar("8th rest","3","eighthrest");
 183 %       draw_staff (-2, 2, 0.0);
 184         save yshift, ballcorrection;
 185         ballcorrection = 0.005 staff_space;
 186
 187         yshift# := -1.0 staff_space#;
 188         define_pixels(yshift);
 189
 190
 191         set_char_box(0, 4/3staff_space#, -yshift#, yshift# +
 192                         5/3staff_space#+7/4stafflinethickness#);
 193
 194         %
 195         % The curve is like a valley causing less space between
 196         % the curve and the lower staff line. Correct for this.
 197         %
 198         save x,y;
 199
 200         x1=w-stem/6;
 201
 202         y1 = yshift + 1.5 staff_space + flare/4 + ballcorrection;
 203         rest_crook (z1,w-stem/6);
 204         z2-z1=whatever*dir70;
 205         y2= yshift + stem/2;
 206         brush(z1,2/3stem,z2,stem);
 207
 208         fet_endchar;
 209
 210 fet_beginchar("16th rest","4","sixteenthrest");
 211 %       draw_staff (-2, 2, 0.0);
 212         save yshift, ballcorrection;
 213         ballcorrection = 0.005 staff_space;
 214
 215         yshift# := - 2 staff_space#;
 216         define_pixels(yshift);
 217
 218         save alpha,cw,h,w, height;
 219         alpha=74;
 220         cw#=7/6staff_space#;
 221         height# =  5/3staff_space#+staff_space#+7/4stafflinethickness#;
 222         set_char_box(0, cw#+(height#-3/2staff_space#)/tand(alpha),
 223                 -yshift#, height# + yshift#);
 224
 225         define_pixels(cw);
 226         save x,y;
 227         x1=w-stem/6;
 228         y1 = yshift + 2.5 staff_space + flare/4 + ballcorrection;
 229
 230         z2-z1=whatever*dir alpha;
 231         y2= yshift + stem/2;
 232         brush(z1,2/3stem,z2,stem);
 233         rest_crook (z1,cw);
 234         z3-z1=whatever*dir alpha;
 235         y3=y1-staff_space;
 236         rest_crook (z3,cw);
 237         penlabels(1,2);
 238         fet_endchar;
 239
 240 fet_beginchar("32th rest","5","thirtysecondrest");
 241 %       draw_staff (-2, 2, 0.0);
 242         save yshift, ballcorrection;
 243         ballcorrection = 0.005 staff_space;
 244
 245         yshift# := -2 staff_space#;
 246         define_pixels(yshift);
 247
 248         save alpha,cw,h;
 249         alpha=76;
 250         cw#=7/6staff_space#;
 251         h#=5/3staff_space#+2staff_space#+7/4stafflinethickness#;
 252
 253         set_char_box(0, cw#+(h#-3/2staff_space#)/tand(alpha),
 254                 -yshift#,yshift# +h#);
 255         define_pixels(cw);
 256         save x,y;
 257         x1=w-stem/6;
 258         y1 = yshift + 3.5 staff_space + flare/4 + ballcorrection;
 259
 260         z2-z1=whatever*dir alpha;
 261         y2=stem/2 + yshift;
 262         brush(z1,2/3stem,z2,stem);
 263         rest_crook (z1,cw);
 264         z3-z1=whatever*dir alpha;
 265         y3=y1-staff_space;
 266         rest_crook (z3,cw);
 267         z4-z1=whatever*dir alpha;
 268         y4=y1-2staff_space;
 269         rest_crook (z4,cw);
 270         fet_endchar;
 271
 272 fet_beginchar("64th rest","6","sixtyfourthrest");
 273 %       draw_staff (-2, 2, 0.0);
 274         save yshift, ballcorrection;
 275         ballcorrection = 0.005 staff_space;
 276
 277         yshift# := -3 staff_space#;
 278         define_pixels(yshift);
 279
 280         save alpha,cw,h,w;
 281         alpha=78;
 282         cw#=7/6staff_space#;
 283         h#=5/3staff_space#+3staff_space#+7/4stafflinethickness#;
 284         w#=cw#+(h#-3/2staff_space#)/tand(alpha);
 285         set_char_box(0,w#,-yshift# ,yshift# + h#);
 286
 287         define_pixels(cw);
 288         save x,y;
 289         x1=w-stem/6;
 290
 291         y1 = yshift + 4.5 staff_space + flare/4 + ballcorrection;
 292
 293         z2-z1=whatever*dir alpha;
 294         y2=stem/2 + yshift;
 295         brush (z1,2/3stem,z2,stem);
 296         rest_crook (z1,cw);
 297         z3-z1=whatever*dir alpha;
 298         y3=y1-staff_space;
 299         rest_crook (z3,cw);
 300         z4-z1=whatever*dir alpha;
 301         y4=y1-2staff_space;
 302         rest_crook (z4,cw);
 303         z5-z1=whatever*dir alpha;
 304         y5=y1-3staff_space;
 305         rest_crook (z5,cw);
 306
 307         fet_endchar;
 308
 309 fet_beginchar("128th rest","7","hundredtwentyeighthrest");
 310 %       draw_staff (-2, 2, 0.0);
 311         save yshift, ballcorrection;
 312         ballcorrection = 0.005 staff_space;
 313
 314         yshift# := -3 staff_space#;
 315         define_pixels(yshift);
 316         save alpha,cw,h,w;
 317         alpha=78;
 318         cw#=7/6staff_space#;
 319         h#=5/3staff_space#+4staff_space#+7/4stafflinethickness#;
 320         w#=cw#+(h#-3/2staff_space#)/tand(alpha);
 321         set_char_box(0,w#, -yshift#,yshift#  + h#);
 322         define_pixels(cw);
 323         save x,y;
 324         x1=w-stem/6;
 325         y1 = yshift + 5.5 staff_space + flare/4 + ballcorrection;
 326
 327         z2-z1=whatever*dir alpha;
 328         y2=stem/2 + yshift;
 329         brush (z1,2/3stem,z2,stem);
 330         rest_crook (z1,cw);
 331         z3-z1=whatever*dir alpha;
 332         y3=y1-staff_space;
 333         rest_crook (z3,cw);
 334         z4-z1=whatever*dir alpha;
 335         y4=y1-2staff_space;
 336         rest_crook (z4,cw);
 337         z5-z1=whatever*dir alpha;
 338         y5=y1-3staff_space;
 339         rest_crook (z5,cw);
 340         z6-z1=whatever*dir alpha;
 341         y6=y1-4staff_space;
 342         rest_crook (z6,cw);
 343
 344         fet_endchar;
 345
 346 endgroup;
 347
 348 % Rest symbols for mensural notation:
 349
 350 mensrestsize# = .8staff_space#;
 351
 352 fet_beginchar("Mensural 4th rest","2mensural","minimarest")
 353         set_char_box(0,mensrestsize#,0,mensrestsize#);
 354         pickup pencircle scaled 2 stafflinethickness;
 355         lft x1 = 0;
 356         bot y1 = 0;
 357         lft x2 = 0;
 358         top y2 = h;
 359         rt x3 = w;
 360         bot y3 = h/2;
 361         draw z1 .. z2;
 362         draw z2 .. z3;
 363 fet_endchar
 364
 365 fet_beginchar("Mensural 8th rest","3mensural","fusarest")
 366         set_char_box(0,mensrestsize#,0,mensrestsize#);
 367         pickup pencircle scaled 2 stafflinethickness;
 368         rt x1 = w;
 369         bot y1 = 0;
 370         rt x2 = w;
 371         top y2 = h;
 372         lft x3 = 0;
 373         bot y3 = h/2;
 374         draw z1 .. z2;
 375         draw z2 .. z3;
 376 fet_endchar
 377
 378 fet_beginchar("Mensural 16th rest","4mensural","semifusarest")
 379         set_char_box(0,mensrestsize#,0,staff_space#);
 380         pickup pencircle scaled 2 stafflinethickness;
 381         rt x1 = w;
 382         bot y1 = 0;
 383         rt x2 = w;
 384         top y2 = h;
 385
 386         draw z1 .. z2;
 387
 388         pickup pencircle scaled 2 stafflinethickness;
 389         rt x3 = w;
 390         top y3 = h;
 391         lft x4 = 0;
 392         bot y4 = h/2;
 393         rt x5 = w;
 394         top y5 = 5/8h;
 395         lft x6 = 0;
 396         bot y6 = h/8;
 397
 398         draw z3 .. z4;
 399         draw z5 .. z6;
 400 fet_endchar
 401
 402 fet_endgroup("rests")