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 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 %
 183 %
 184 % todo: document rest.
 185 %
 186
 187 def normalize (expr p) =
 188         (p / length (p))
 189 enddef ;
 190
 191 def draw_eighth_rest =
 192         save width, bulb_diam, thin, thick;
 193         save ycenter, crook_thick, crook_thin;
 194         save crook_dir, lower_brush;
 195         pair crook_dir;
 196
 197
 198         width# := 1.0 staff_space#;
 199         bulb_diam# := 0.6 staff_space#;
 200         thin# := 1.1 stafflinethickness#;
 201         thick# :=  2.2 stafflinethickness#;
 202         crook_thick# := 1.8 stafflinethickness#;
 203         crook_thin := 1.3 stafflinethickness;
 204
 205         lower_brush = 1.0 stafflinethickness;
 206         ycenter := 0.5 staff_space;
 207
 208         define_pixels (width, bulb_diam, thin, thick, crook_thick);
 209         set_char_box (0, width#,
 210                 1.0 staff_space# + 0.5 stafflinethickness#, 0.5 staff_space# + bulb_diam#/2);
 211
 212         penpos1 (thick, 0);
 213         penpos2 (thin, 0);
 214
 215         y1 = ycenter + - 1.5 staff_space ;
 216 %       y9 = y5 -  lower_brush;
 217         y2 = y5 -  0.7 stafflinethickness;
 218
 219         x2r = width;
 220
 221         y3 - y2l = 0.25 staff_space;
 222         x2r - x1 = 0.5 staff_space;
 223
 224         x3 = x1l ;
 225
 226
 227         x4 = 1.02 bulb_diam ;
 228         y4 = ycenter - 2 stafflinethickness + crook_thin;
 229
 230         x5 = 0.5 bulb_diam;
 231         y5 = ycenter +bulb_diam/2;
 232
 233         z9 = z2 + 0.46 stafflinethickness * dir (angle(z2 - z1)- 10);
 234
 235         z7 = (bulb_diam/2,ycenter) + 0.26 staff_space * dir ( 35);
 236         z8 = (0, ycenter);
 237
 238         z6 = whatever [z1l, z2l];
 239         z6 = whatever [z2l, z4] + crook_thick * (crook_dir rotated -90);
 240         crook_dir = normalize(z2l - z4);
 241
 242         y3 := ycenter +floor (- bulb_diam/2);
 243
 244
 245         penlabels (1, 2);
 246         labels(3, 4, 5, 6, 7, 8, 9);
 247
 248         fill z2r -- z2l -- simple_serif (z1l, z1r, 40) -- cycle;
 249         fill z2r{z2r-z1r} .. z9 .. z2l{dir(232)} .. tension 2
 250                 .. z4{left} .. z7{dir(90 + 25)}
 251                 .. z5{left} .. z8 .. z3{right}
 252                 .. {curl 0.2}z6 -- cycle;
 253
 254
 255         enddef;
 256
 257 fet_beginchar("8th rest","3","eighthrest");
 258         draw_eighth_rest;
 259         fet_endchar;
 260
 261 fet_beginchar("Classical quarter rest","2classical","clasquartrest");
 262         draw_eighth_rest;
 263         currentpicture := currentpicture xscaled -1 shifted (w,0);
 264         fet_endchar;
 265
 266
 267 fet_beginchar("16th rest","4","sixteenthrest");
 268 %       draw_staff (-2, 2, 0.0);
 269         save yshift, ballcorrection;
 270         ballcorrection = 0.005 staff_space;
 271
 272         yshift# := - 2 staff_space#;
 273         define_pixels(yshift);
 274
 275         save alpha,cw,h,w, height;
 276         alpha=74;
 277         cw#=7/6staff_space#;
 278         height# =  5/3staff_space#+staff_space#+7/4stafflinethickness#;
 279         set_char_box(0, cw#+(height#-3/2staff_space#)/tand(alpha),
 280                 -yshift#, height# + yshift#);
 281
 282         define_pixels(cw);
 283         save x,y;
 284         x1=w-stem/6;
 285         y1 = yshift + 2.5 staff_space + flare/4 + ballcorrection;
 286
 287         z2-z1=whatever*dir alpha;
 288         y2= yshift + stem/2;
 289         brush(z1,2/3stem,z2,stem);
 290         rest_crook (z1,cw);
 291         z3-z1=whatever*dir alpha;
 292         y3=y1-staff_space;
 293         rest_crook (z3,cw);
 294         penlabels(1,2);
 295         fet_endchar;
 296
 297 fet_beginchar("32th rest","5","thirtysecondrest");
 298 %       draw_staff (-2, 2, 0.0);
 299         save yshift, ballcorrection;
 300         ballcorrection = 0.005 staff_space;
 301
 302         yshift# := -2 staff_space#;
 303         define_pixels(yshift);
 304
 305         save alpha,cw,h;
 306         alpha=76;
 307         cw#=7/6staff_space#;
 308         h#=5/3staff_space#+2staff_space#+7/4stafflinethickness#;
 309
 310         set_char_box(0, cw#+(h#-3/2staff_space#)/tand(alpha),
 311                 -yshift#,yshift# +h#);
 312         define_pixels(cw);
 313         save x,y;
 314         x1=w-stem/6;
 315         y1 = yshift + 3.5 staff_space + flare/4 + ballcorrection;
 316
 317         z2-z1=whatever*dir alpha;
 318         y2=stem/2 + yshift;
 319         brush(z1,2/3stem,z2,stem);
 320         rest_crook (z1,cw);
 321         z3-z1=whatever*dir alpha;
 322         y3=y1-staff_space;
 323         rest_crook (z3,cw);
 324         z4-z1=whatever*dir alpha;
 325         y4=y1-2staff_space;
 326         rest_crook (z4,cw);
 327         fet_endchar;
 328
 329 fet_beginchar("64th rest","6","sixtyfourthrest");
 330 %       draw_staff (-2, 2, 0.0);
 331         save yshift, ballcorrection;
 332         ballcorrection = 0.005 staff_space;
 333
 334         yshift# := -3 staff_space#;
 335         define_pixels(yshift);
 336
 337         save alpha,cw,h,w;
 338         alpha=78;
 339         cw#=7/6staff_space#;
 340         h#=5/3staff_space#+3staff_space#+7/4stafflinethickness#;
 341         w#=cw#+(h#-3/2staff_space#)/tand(alpha);
 342         set_char_box(0,w#,-yshift# ,yshift# + h#);
 343
 344         define_pixels(cw);
 345         save x,y;
 346         x1=w-stem/6;
 347
 348         y1 = yshift + 4.5 staff_space + flare/4 + ballcorrection;
 349
 350         z2-z1=whatever*dir alpha;
 351         y2=stem/2 + yshift;
 352         brush (z1,2/3stem,z2,stem);
 353         rest_crook (z1,cw);
 354         z3-z1=whatever*dir alpha;
 355         y3=y1-staff_space;
 356         rest_crook (z3,cw);
 357         z4-z1=whatever*dir alpha;
 358         y4=y1-2staff_space;
 359         rest_crook (z4,cw);
 360         z5-z1=whatever*dir alpha;
 361         y5=y1-3staff_space;
 362         rest_crook (z5,cw);
 363
 364         fet_endchar;
 365
 366 fet_beginchar("128th rest","7","hundredtwentyeighthrest");
 367 %       draw_staff (-2, 2, 0.0);
 368         save yshift, ballcorrection;
 369         ballcorrection = 0.005 staff_space;
 370
 371         yshift# := -3 staff_space#;
 372         define_pixels(yshift);
 373         save alpha,cw,h,w;
 374         alpha=78;
 375         cw#=7/6staff_space#;
 376         h#=5/3staff_space#+4staff_space#+7/4stafflinethickness#;
 377         w#=cw#+(h#-3/2staff_space#)/tand(alpha);
 378         set_char_box(0,w#, -yshift#,yshift#  + h#);
 379         define_pixels(cw);
 380         save x,y;
 381         x1=w-stem/6;
 382         y1 = yshift + 5.5 staff_space + flare/4 + ballcorrection;
 383
 384         z2-z1=whatever*dir alpha;
 385         y2=stem/2 + yshift;
 386         brush (z1,2/3stem,z2,stem);
 387         rest_crook (z1,cw);
 388         z3-z1=whatever*dir alpha;
 389         y3=y1-staff_space;
 390         rest_crook (z3,cw);
 391         z4-z1=whatever*dir alpha;
 392         y4=y1-2staff_space;
 393         rest_crook (z4,cw);
 394         z5-z1=whatever*dir alpha;
 395         y5=y1-3staff_space;
 396         rest_crook (z5,cw);
 397         z6-z1=whatever*dir alpha;
 398         y6=y1-4staff_space;
 399         rest_crook (z6,cw);
 400
 401         fet_endchar;
 402
 403
 404 endgroup;
 405
 406
 407 %%%%%%%%
 408 %
 409 %
 410 %
 411 % MENSURAL NOTATION
 412 %
 413 %
 414 %
 415
 416 % Neo-mensural longa and breve are identical with default longa and breve.
 417
 418 neomens_block_rest_x# = 2/5 staff_space#;
 419 neomens_block_rest_y# = 1/1 staff_space#;
 420 neomens_half_block_rest_y# = 5/8 staff_space#;
 421
 422 define_pixels(neomens_block_rest_x,
 423               neomens_block_rest_y, neomens_half_block_rest_y);
 424
 425 def neomens_half_block_rest =
 426         draw_block ((0,0), (neomens_block_rest_x, neomens_half_block_rest_y));
 427         enddef;
 428
 429 fet_beginchar("Neo-mensural longa rest", "-2neo_mensural", "neomenslongarest");
 430        set_char_box(0, neomens_block_rest_x#,
 431                     neomens_block_rest_y#, neomens_block_rest_y#);
 432        draw_block ((0,-neomens_block_rest_y),
 433                    (neomens_block_rest_x, neomens_block_rest_y));
 434 fet_endchar;
 435
 436 fet_beginchar("Neo-mensural breve rest", "-1neo_mensural", "neomensbreverest");
 437        set_char_box(0, neomens_block_rest_x#,
 438                     0, neomens_block_rest_y#);
 439        draw_block ((0,0), (neomens_block_rest_x, neomens_block_rest_y));
 440 fet_endchar;
 441
 442 fet_beginchar("Neo-mensural whole rest", "0neo_mensural", "neomenssemibrevisrest");
 443         set_char_box(0, neomens_block_rest_x#,
 444                      neomens_half_block_rest_y#,  0);
 445         neomens_half_block_rest;
 446         currentpicture :=
 447                 currentpicture shifted (0,- neomens_half_block_rest_y);
 448 fet_endchar;
 449
 450 fet_beginchar("Neo-mensural half rest", "1neo_mensural", "neomensminimahalfrest");
 451         set_char_box(0, neomens_block_rest_x#,
 452                      0, neomens_half_block_rest_y#);
 453         neomens_half_block_rest;
 454 fet_endchar;
 455
 456 neomensrestsize# = .8staff_space#;
 457
 458 fet_beginchar("Neo-mensural 4th rest","2neo_mensural","neomenssemiminimarest")
 459         set_char_box(0,neomensrestsize#,0,neomensrestsize#);
 460         pickup pencircle scaled 2 stafflinethickness;
 461         lft x1 = 0;
 462         bot y1 = 0;
 463         lft x2 = 0;
 464         top y2 = h;
 465         rt x3 = w;
 466         bot y3 = h/2;
 467         draw z1 .. z2;
 468         draw z2 .. z3;
 469 fet_endchar
 470
 471 fet_beginchar("Neo-mensural 8th rest","3neo_mensural","neomensfusarest")
 472         set_char_box(0,neomensrestsize#,0,neomensrestsize#);
 473         pickup pencircle scaled 2 stafflinethickness;
 474         rt x1 = w;
 475         bot y1 = 0;
 476         rt x2 = w;
 477         top y2 = h;
 478         lft x3 = 0;
 479         bot y3 = h/2;
 480         draw z1 .. z2;
 481         draw z2 .. z3;
 482 fet_endchar
 483
 484 fet_beginchar("Neo-mensural 16th rest","4neo_mensural","neomenssemifusarest")
 485         set_char_box(0,neomensrestsize#,0,staff_space#);
 486         pickup pencircle scaled 2 stafflinethickness;
 487         rt x1 = w;
 488         bot y1 = 0;
 489         rt x2 = w;
 490         top y2 = h;
 491
 492         draw z1 .. z2;
 493
 494         pickup pencircle scaled 2 stafflinethickness;
 495         rt x3 = w;
 496         top y3 = h;
 497         lft x4 = 0;
 498         bot y4 = h/2;
 499         rt x5 = w;
 500         top y5 = 5/8h;
 501         lft x6 = 0;
 502         bot y6 = h/8;
 503
 504         draw z3 .. z4;
 505         draw z5 .. z6;
 506 fet_endchar
 507
 508
 509 fet_endgroup("rests")