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--2002 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_gridline(z5,z6,ledgerlinethickness);
  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_gridline (z5,z6,ledgerlinethickness);
  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
  96 define_pixels(breve_rest_y, breve_rest_x, multi_rest_x, multi_beam_height);
  97
  98 fet_beginchar("breve rest", "-1", "breverest");
  99        set_char_box(0, breve_rest_x#, 0, breve_rest_y#);
 100        draw_block ((0,0), (breve_rest_x, breve_rest_y));
 101 fet_endchar;
 102
 103 fet_beginchar("longa rest", "-2", "longarest");
 104        set_char_box(0, breve_rest_x#, breve_rest_y#, breve_rest_y#);
 105        draw_block ((0,-breve_rest_y), (breve_rest_x, breve_rest_y));
 106 fet_endchar;
 107
 108 tracingvariables := 1;
 109
 110 fet_beginchar("Quarter rest","2","quartrest");
 111 %       draw_staff (-2, 2, 0.0);
 112         save alpha, yshift, height;
 113         alpha:=-50;
 114         yshift# = -1.25 staff_space#;
 115         height# = 2.8125 staff_space#;
 116         define_pixels (yshift, height);
 117
 118
 119         set_char_box(0, 27/25staff_space#,
 120           -yshift#,
 121           yshift# + height#);
 122
 123         save ne,nw,se,sw; pair ne,nw,se,sw;
 124
 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         y1r = h;
 144         x1l=1/3staff_space;
 145         z2r=z1+staff_space*se;
 146         z3=1/2[z2,z4];
 147         x4=3/8staff_space;
 148         y4= 0;
 149         z5=z4l+1.3staff_space*se;
 150         x6l=x4l;
 151         y6l=y4r;
 152         x7=2/5staff_space;
 153         y7= -d;
 154
 155         fill z1l{se}..{se}z10..z3l..z11{se}..{se}z5l..z5r{nw}..{nw}z12..z3r..z13{nw}..{nw}z1r.. cycle;
 156         fill z5r{nw}..tension1.4..z6l..tension1.4..{se}z7l..z7r{nw}..tension1.4..z6r..tension1.4..{se}z5l..cycle;
 157         penlabels(1,2,3,4,5,6,7);
 158         penlabels(10,11,12,13);
 159
 160 %         3/4 staff_space# + yshift#,
 161 %         18/5staff_space# + yshift#)
 162
 163         fet_endchar;
 164
 165 def rest_crook(expr a, w) =
 166         balled_crook(a, w, ball_crook_balldiam, ball_crook_stem)
 167 enddef;
 168
 169 %
 170 % Notes about 8th rest:
 171 %
 172 % * 8th rest should be no wider than the black note head
 173 %
 174 % * The inside corner of the horizontal portion is usually a little blotted.
 175 %
 176 % * The top of the crook chops off the vertical brush
 177 %
 178 % * The crook widens a little
 179 %
 180 % * The bottom of the brush is slightly flat, as it has to align with
 181 % stafflines if it is inside the staff.
 182 %
 183 % * The top of the brush usually is a little lower than the top of bulb.
 184 %
 185 % * The bulb can vary. Sometimes it is open (like in the clefs). Sometimes
 186 % it is closed, or even a flare.
 187 %
 188
 189 def normalize (expr p) =
 190         (p / length (p))
 191 enddef ;
 192
 193 def draw_eighth_rest =
 194         save width, bulb_diam, thin, thick;
 195         save ycenter, crook_thick, crook_thin;
 196         save crook_dir, lower_brush;
 197         pair crook_dir;
 198
 199
 200         width# := 1.0 staff_space#;
 201         bulb_diam# := 0.64 staff_space#;
 202         thin# := 1.1 stafflinethickness#;
 203         thick# :=  2.2 stafflinethickness#;
 204         crook_thick# := 1.8 stafflinethickness#;
 205         crook_thin := 1.3 stafflinethickness;
 206
 207         lower_brush = 1.5 stafflinethickness;
 208         ycenter := 0.5 staff_space;
 209
 210         define_pixels (width, bulb_diam, thin, thick, crook_thick);
 211         set_char_box (0, width#,
 212                 1.0 staff_space# + 0.5 stafflinethickness#, 0.5 staff_space# + bulb_diam#/2);
 213
 214         penpos1 (thick, 0);
 215         penpos2 (thin, 0);
 216
 217         y1 = ycenter + - 1.5 staff_space ;
 218 %       y9 = y5 -  lower_brush;
 219         y2 = y5 -  lower_brush;
 220
 221         x2r = width;
 222
 223         y3 - y2l = 0.25 staff_space;
 224         x2r - x1 = 0.5 staff_space;
 225
 226         x3 = x1l ;
 227
 228
 229         x4 = 1.02 bulb_diam ;
 230         y4 := ceiling (ycenter - 2 stafflinethickness + crook_thin);
 231
 232         x5 = 0.5 bulb_diam - 0.25 stafflinethickness;
 233         y5 = ycenter +bulb_diam/2;
 234
 235         z9 = z2 + 0.46 stafflinethickness * dir (angle(z2 - z1)- 10);
 236
 237 %       z7 = %(bulb_diam/2,ycenter) + 0.23 staff_space * dir ( 35);
 238         z7 = 0.5 [z4, z5] + (0.45 stafflinethickness,0.4 stafflinethickness);
 239         z8 = (0, ycenter + 0.5 stafflinethickness);
 240
 241         z6 = whatever [z1l, z2l];
 242         z6 = whatever [z2l, z4] + crook_thick * (crook_dir rotated -90);
 243         crook_dir = normalize(z2l - z4);
 244
 245         y3 := ycenter +floor (- bulb_diam/2);
 246
 247
 248         penlabels (1, 2);
 249         labels(3, 4, 5, 6, 7, 8, 9);
 250
 251         fill z2r -- z2l -- simple_serif (z1l, z1r, 40) -- cycle;
 252         fill z2r{z2r-z1r} .. z9 .. z2l{dir(232)} .. tension 2
 253                 .. z4{left} .. tension 0.9 .. z7 %{dir(90 + 25)}
 254                 .. z5{left} .. z8 .. z3{right}
 255                 .. {curl 0.2}z6 -- cycle;
 256
 257
 258         enddef;
 259
 260 fet_beginchar("8th rest","3","eighthrest");
 261         draw_eighth_rest;
 262         fet_endchar;
 263
 264 fet_beginchar("Classical quarter rest","2classical","clasquartrest");
 265         draw_eighth_rest;
 266         currentpicture := currentpicture xscaled -1 shifted (w,0);
 267         fet_endchar;
 268
 269
 270 fet_beginchar("16th rest","4","sixteenthrest");
 271 %       draw_staff (-2, 2, 0.0);
 272         save yshift, ballcorrection;
 273         ballcorrection = 0.005 staff_space;
 274
 275         yshift# := - 2 staff_space#;
 276         define_pixels(yshift);
 277
 278         save alpha,cw,h,w, height;
 279         alpha=74;
 280         cw#=7/6staff_space#;
 281         height# =  5/3staff_space#+staff_space#+7/4stafflinethickness#;
 282         set_char_box(0, cw#+(height#-3/2staff_space#)/tand(alpha),
 283                 -yshift#, height# + yshift#);
 284
 285         define_pixels(cw);
 286         save x,y;
 287         x1=w-stem/6;
 288         y1 = yshift + 2.5 staff_space + flare/4 + ballcorrection;
 289
 290         z2-z1=whatever*dir alpha;
 291         y2= yshift + stem/2;
 292         brush(z1,2/3stem,z2,stem);
 293         rest_crook (z1,cw);
 294         z3-z1=whatever*dir alpha;
 295         y3=y1-staff_space;
 296         rest_crook (z3,cw);
 297         penlabels(1,2);
 298         fet_endchar;
 299
 300 fet_beginchar("32th rest","5","thirtysecondrest");
 301 %       draw_staff (-2, 2, 0.0);
 302         save yshift, ballcorrection;
 303         ballcorrection = 0.005 staff_space;
 304
 305         yshift# := -2 staff_space#;
 306         define_pixels(yshift);
 307
 308         save alpha,cw,h;
 309         alpha=76;
 310         cw#=7/6staff_space#;
 311         h#=5/3staff_space#+2staff_space#+7/4stafflinethickness#;
 312
 313         set_char_box(0, cw#+(h#-3/2staff_space#)/tand(alpha),
 314                 -yshift#,yshift# +h#);
 315         define_pixels(cw);
 316         save x,y;
 317         x1=w-stem/6;
 318         y1 = yshift + 3.5 staff_space + flare/4 + ballcorrection;
 319
 320         z2-z1=whatever*dir alpha;
 321         y2=stem/2 + yshift;
 322         brush(z1,2/3stem,z2,stem);
 323         rest_crook (z1,cw);
 324         z3-z1=whatever*dir alpha;
 325         y3=y1-staff_space;
 326         rest_crook (z3,cw);
 327         z4-z1=whatever*dir alpha;
 328         y4=y1-2staff_space;
 329         rest_crook (z4,cw);
 330         fet_endchar;
 331
 332 fet_beginchar("64th rest","6","sixtyfourthrest");
 333 %       draw_staff (-2, 2, 0.0);
 334         save yshift, ballcorrection;
 335         ballcorrection = 0.005 staff_space;
 336
 337         yshift# := -3 staff_space#;
 338         define_pixels(yshift);
 339
 340         save alpha,cw,h,w;
 341         alpha=78;
 342         cw#=7/6staff_space#;
 343         h#=5/3staff_space#+3staff_space#+7/4stafflinethickness#;
 344         w#=cw#+(h#-3/2staff_space#)/tand(alpha);
 345         set_char_box(0,w#,-yshift# ,yshift# + h#);
 346
 347         define_pixels(cw);
 348         save x,y;
 349         x1=w-stem/6;
 350
 351         y1 = yshift + 4.5 staff_space + flare/4 + ballcorrection;
 352
 353         z2-z1=whatever*dir alpha;
 354         y2=stem/2 + yshift;
 355         brush (z1,2/3stem,z2,stem);
 356         rest_crook (z1,cw);
 357         z3-z1=whatever*dir alpha;
 358         y3=y1-staff_space;
 359         rest_crook (z3,cw);
 360         z4-z1=whatever*dir alpha;
 361         y4=y1-2staff_space;
 362         rest_crook (z4,cw);
 363         z5-z1=whatever*dir alpha;
 364         y5=y1-3staff_space;
 365         rest_crook (z5,cw);
 366
 367         fet_endchar;
 368
 369 fet_beginchar("128th rest","7","hundredtwentyeighthrest");
 370 %       draw_staff (-2, 2, 0.0);
 371         save yshift, ballcorrection;
 372         ballcorrection = 0.005 staff_space;
 373
 374         yshift# := -3 staff_space#;
 375         define_pixels(yshift);
 376         save alpha,cw,h,w;
 377         alpha=78;
 378         cw#=7/6staff_space#;
 379         h#=5/3staff_space#+4staff_space#+7/4stafflinethickness#;
 380         w#=cw#+(h#-3/2staff_space#)/tand(alpha);
 381         set_char_box(0,w#, -yshift#,yshift#  + h#);
 382         define_pixels(cw);
 383         save x,y;
 384         x1=w-stem/6;
 385         y1 = yshift + 5.5 staff_space + flare/4 + ballcorrection;
 386
 387         z2-z1=whatever*dir alpha;
 388         y2=stem/2 + yshift;
 389         brush (z1,2/3stem,z2,stem);
 390         rest_crook (z1,cw);
 391         z3-z1=whatever*dir alpha;
 392         y3=y1-staff_space;
 393         rest_crook (z3,cw);
 394         z4-z1=whatever*dir alpha;
 395         y4=y1-2staff_space;
 396         rest_crook (z4,cw);
 397         z5-z1=whatever*dir alpha;
 398         y5=y1-3staff_space;
 399         rest_crook (z5,cw);
 400         z6-z1=whatever*dir alpha;
 401         y6=y1-4staff_space;
 402         rest_crook (z6,cw);
 403
 404         fet_endchar;
 405
 406
 407 endgroup;
 408
 409
 410 %%%%%%%%
 411 %
 412 %
 413 %
 414 % MENSURAL NOTATION
 415 %
 416 %
 417 %
 418
 419 % Neo-mensural longa and breve are identical with default longa and breve.
 420
 421 neomens_block_rest_x# = 2/5 staff_space#;
 422 neomens_block_rest_y# = 1/1 staff_space#;
 423 neomens_half_block_rest_y# = 5/8 staff_space#;
 424
 425 define_pixels(neomens_block_rest_x,
 426               neomens_block_rest_y, neomens_half_block_rest_y);
 427
 428 def neomens_half_block_rest =
 429         draw_block ((0,0), (neomens_block_rest_x, neomens_half_block_rest_y));
 430         enddef;
 431
 432 fet_beginchar("Neo-mensural maxima rest", "-3neo_mensural", "neomensmaximarest");
 433        set_char_box(0, neomens_block_rest_x#,
 434                     neomens_block_rest_y#, 2 neomens_block_rest_y#);
 435        draw_block ((0,-neomens_block_rest_y),
 436                    (neomens_block_rest_x, 2 neomens_block_rest_y));
 437 fet_endchar;
 438
 439 fet_beginchar("Neo-mensural longa rest", "-2neo_mensural", "neomenslongarest");
 440        set_char_box(0, neomens_block_rest_x#,
 441                     neomens_block_rest_y#, neomens_block_rest_y#);
 442        draw_block ((0,-neomens_block_rest_y),
 443                    (neomens_block_rest_x, neomens_block_rest_y));
 444 fet_endchar;
 445
 446 fet_beginchar("Neo-mensural breve rest", "-1neo_mensural", "neomensbreverest");
 447        set_char_box(0, neomens_block_rest_x#,
 448                     0, neomens_block_rest_y#);
 449        draw_block ((0,0), (neomens_block_rest_x, neomens_block_rest_y));
 450 fet_endchar;
 451
 452 fet_beginchar("Neo-mensural whole rest", "0neo_mensural", "neomenssemibrevisrest");
 453         set_char_box(0, neomens_block_rest_x#,
 454                      neomens_half_block_rest_y#,  0);
 455         neomens_half_block_rest;
 456         currentpicture :=
 457                 currentpicture shifted (0,- neomens_half_block_rest_y);
 458 fet_endchar;
 459
 460 fet_beginchar("Neo-mensural half rest", "1neo_mensural", "neomensminimahalfrest");
 461         set_char_box(0, neomens_block_rest_x#,
 462                      0, neomens_half_block_rest_y#);
 463         neomens_half_block_rest;
 464 fet_endchar;
 465
 466 neomensrestsize# = .8staff_space#;
 467
 468 fet_beginchar("Neo-mensural 4th rest","2neo_mensural","neomenssemiminimarest")
 469         set_char_box(0,neomensrestsize#,0,neomensrestsize#);
 470         pickup pencircle scaled 2 stafflinethickness;
 471         lft x1 = 0;
 472         bot y1 = 0;
 473         lft x2 = 0;
 474         top y2 = h;
 475         rt x3 = w;
 476         bot y3 = h/2;
 477         draw z1 .. z2;
 478         draw z2 .. z3;
 479 fet_endchar
 480
 481 fet_beginchar("Neo-mensural 8th rest","3neo_mensural","neomensfusarest")
 482         set_char_box(0,neomensrestsize#,0,neomensrestsize#);
 483         pickup pencircle scaled 2 stafflinethickness;
 484         rt x1 = w;
 485         bot y1 = 0;
 486         rt x2 = w;
 487         top y2 = h;
 488         lft x3 = 0;
 489         bot y3 = h/2;
 490         draw z1 .. z2;
 491         draw z2 .. z3;
 492 fet_endchar
 493
 494 fet_beginchar("Neo-mensural 16th rest","4neo_mensural","neomenssemifusarest")
 495         set_char_box(0,neomensrestsize#,0,staff_space#);
 496         pickup pencircle scaled 2 stafflinethickness;
 497         rt x1 = w;
 498         bot y1 = 0;
 499         rt x2 = w;
 500         top y2 = h;
 501
 502         draw z1 .. z2;
 503
 504         pickup pencircle scaled 2 stafflinethickness;
 505         rt x3 = w;
 506         top y3 = h;
 507         lft x4 = 0;
 508         bot y4 = h/2;
 509         rt x5 = w;
 510         top y5 = 5/8h;
 511         lft x6 = 0;
 512         bot y6 = h/8;
 513
 514         draw z3 .. z4;
 515         draw z5 .. z6;
 516 fet_endchar
 517
 518
 519 fet_endgroup("rests")