summaryrefslogtreecommitdiff
path: root/macros/latex/contrib/ascmac/ascgrp.mf
blob: 77afb96441a1394f4f0d5abc7b136c0fb02905e7 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
%mode=ascii;

designsize:=10;
mode_setup;
%openit;

font_family "ASCII SPECIAL";
coding_scheme "SPECIAL GRAPHIC FONT";

def clear =
  clearx;
  currentpicture:=nullpicture;
enddef;
def clearx =
  numeric x[],y[],x[]l,y[]l,x[]r,y[]r,dx[],dy[],pw;
enddef;

def drawpix expr p =
 addto pix doublepath p.t_ withpen currentpen enddef;
def curve(suffix $,$$,$$$) =
  fill z$l
   if known dz$: {dz$} fi
  .. z$$l{if known dz$$: dz$$ else: z$$$l-z$l fi}
  .. z$$$l
   if known dz$$$: {dz$$$} fi
  & z$$$l..z$$$r
  & z$$$r
   if known dz$$$: {-dz$$$} fi
  .. z$$r{if known dz$$: -dz$$ else: z$r-z$$$r fi}
  .. z$r
   if known dz$: {-dz$} fi
  & z$r..z$l & cycle;
enddef;

vardef setpos@#(expr a,b) =
  z@#=.5[z@#l,z@#r] enddef;

def setwidth (expr x) =
  chardx:=x;
  numeric w; w=chardx;
  if proofing>1:
  for n:=0 step 2bs until chardx-1:
  proofrule((n,-ydepth),(n,hheight)); endfor
  proofrule((chardx,-ydepth),(chardx,hheight));
  proofrule((0,-ydepth),(chardx,-ydepth));
  proofrule((0,0),(chardx,0));
  proofrule((0,xheight),(chardx,xheight));
  proofrule((0,capheight),(chardx,capheight));
  proofrule((0,hheight),(chardx,hheight));
  fi
enddef;

%def labelpos(text t) =
%  if proofing>1:
%  forsuffixes $$=l,,r: forsuffixes $=t:
%    makelabel(str $.$$, z$.$$); endfor endfor fi enddef;

def mask(expr mx,my) =
  cullit;
  pix:=nullpicture;
  unfill (0,0)..(round(mx+1)*pt,round(my+1)*pt)..cycle;
  for r=1 step 1 until mx*pt/2: addto pix also PIX shifted (2*r*sqsize,0);
    endfor
  cull pix including (1,9);
  for i:=0 step pxsize until my*pt:
    addto currentpicture also pix shifted(0,i);
  endfor
  picture pix;
enddef;

  show designsize; 
  numeric s,pw,char_w,hheight,ydepth,bss,bs,f,us,uus,usx,uusx,dd;
  180f = designsize; 
  hheight=140f ; ydepth=40f; 
  bss = 140f/17.3;
  bs = bss*pt;
  10us = designsize;
  uus = us*pt;
  10usx = .7227designsize;
  uusx = usx*pt;
  dd:=pixels_per_inch/120;
  s = .5uusx;

%
% special
%

lw:=3.6*designsize/10*.3pt;
vardef char.b(expr char_w, hheight) =
  pickup pencircle scaled(lw + blacker);
  y1=y2=-lw/2;
  x1=0bs; x2:=5bs*3.6;
  draw z1--z2;
  penlabels(1,2);
enddef;

vardef char.a(expr char_w, hheight) =
  pickup pencircle scaled(lw + blacker);
  y1=y2=y5=y6=-lw/2;
  y7:=-10bs*3.6;
  x1:=0bs; x2:=3bs*3.6; x3:=4bs*3.6; x6:=10bs*3.6;
  y3=y4;
  (y1+y7)*2/5=y3; 
  (x1+x6)/2=(x2+x5)/2=(x3+x4)/2=x7;
  draw z1--z2--z3..z7..z4--z5--z6;
  penlabels(1,2,3,4,5,6,7);
enddef;

def drawsq(expr dx, dy)=
  draw z1 shifted (dx, dy)--z2 shifted (dx, dy);
  draw z3 shifted (dx, dy)--z4 shifted (dx, dy); 
  draw z5 shifted (dx, dy)--z6 shifted (dx, dy);
  draw z7 shifted (dx, dy)--z8 shifted (dx, dy); 
enddef;
vardef char.A(expr char_w, hheight) =
  pickup pencircle scaled(.15uus + blacker);
  uux:=char_w/8; uuy:=hheight/8;
  x1:=.5uux; x2:=1.5uux; x8:=2.5uux; x7:=3.5uux;
  y1:=3.5uuy; y2:=2.5uuy; y4:=1.5uuy; y3:=.5uuy;
  x1=x3; x2=x4; x8=x6; x7=x5;
  y1=y7; y2=y8; y4=y6; y3=y5;
  drawsq(0, 0);
  drawsq(0,4uuy);
  drawsq(4uux,0);
  drawsq(4uux,4uuy);
enddef;

vardef char.B(expr char_w, hheight) =
  pickup pencircle scaled(.15uus + blacker);
  uux:=char_w/4; uuy:=hheight/4;
  x1:=.5uux; x2:=1.5uux; x8:=2.5uux; x7:=3.5uux;
  y1:=3.5uuy; y2:=2.5uuy; y4:=1.5uuy; y3:=.5uuy;
  x1=x3; x2=x4; x8=x6; x7=x5;
  y1=y7; y2=y8; y4=y6; y3=y5;
  drawsq(0, 0);
enddef;

vardef char.C(expr char_w, hheight) =
  numeric d,s;
  d:=3; s:=1; if pixels_per_inch>=300:d:=d*dd; s:=s*dd; fi;
  for y=0 step 2d until hheight-d: 
    for x=0 step 2d until char_w-d:
      fill (x,y)--(x,y+s)--(x+s,y+s)--(x+s,y)--cycle;   
      endfor;
  endfor;
  for y=d step 2d until hheight-d: 
    for x=d step 2d until char_w-d:
      fill (x,y)--(x,y+s)--(x+s,y+s)--(x+s,y)--cycle;   
      endfor;
  endfor;
enddef;

vardef char.D(expr char_w, hheight) =
  char.C(char_w, hheight);
enddef;

vardef char.E(expr char_w, hheight) =
  numeric d;
  d:=2; s:=1; if pixels_per_inch>300:d:=d*dd; s:=s*dd; fi;
  for y=0 step 2d until hheight-d: 
    for x=0 step 2d until char_w-d:
      fill (x,y)--(x,y+s)--(x+s,y+s)--(x+s,y)--cycle;   
      endfor;
  endfor;
  for y=d step 2d until hheight-d: 
    for x=d step 2d until char_w-d:
      fill (x,y)--(x,y+s)--(x+s,y+s)--(x+s,y)--cycle;   
      endfor;
  endfor;
enddef;

vardef char.F(expr char_w, hheight) =
  char.E(char_w, hheight);
enddef;

def drawweb(expr dx, dy) =
  draw z1 shifted (dx, dy)--z11 shifted (dx, dy);
  draw z2 shifted (dx, dy)--z12 shifted (dx, dy);
  draw z3 shifted (dx, dy)--z4 shifted (dx, dy);
  draw z7 shifted (dx, dy)--z8 shifted (dx, dy);
  draw z5 shifted (dx, dy)--z6 shifted (dx, dy);
  draw z9 shifted (dx, dy)--z10 shifted (dx, dy);
enddef;
def drawwebx(expr dx, dy) =
  draw z1 shifted (dx, dy)--z4 shifted (dx, dy);
  draw z2 shifted (dx, dy)--z5 shifted (dx, dy);
  draw z8 shifted (dx, dy)--z11 shifted (dx, dy);
  draw z9 shifted (dx, dy)--z12 shifted (dx, dy);
  draw z3 shifted (dx, dy)--z6 shifted (dx, dy);
  draw z7 shifted (dx, dy)--z10 shifted (dx, dy);
enddef;

vardef char.G(expr char_w, hheight) =
  pickup pencircle scaled(.15uus + blacker);
  uux:=char_w/16; uuy:=hheight/16;
  x1=x4=x8=x11=1uux;
  x2=x5=x9=x12=3uux;
  x3=x7=0uux; x6=x10=4uux;
  y1=y2=4uuy; y11=y12=0uuy;
  y3=y4=y5=y6=3uuy;
  y7=y8=y9=y10=1uuy;
  drawweb (0uux,12uuy); drawweb (8uux,12uuy);
  drawweb (0uux,4uuy); drawweb (8uux,4uuy);
  drawweb (4uux,8uuy); drawweb (12uux,8uuy);
  drawweb (4uux,0uuy); drawweb (12uux,0uuy);
  drawwebx(4uux,12uuy); drawwebx(12uux,12uuy);
  drawwebx(4uux,4uuy); drawwebx(12uux,4uuy);
  drawwebx(0uux,8uuy); drawwebx(8uux,8uuy);
  drawwebx(0uux,0uuy); drawwebx(8uux,0uuy);
enddef;
 
vardef char.H(expr char_w, hheight) =
  pickup pencircle scaled(.15uus + blacker);
  uux:=char_w/8; uuy:=hheight/8;
  x1=x4=x8=x11=1uux;
  x2=x5=x9=x12=3uux;
  x3=x7=0uux; x6=x10=4uux;
  y1=y2=4uuy; y11=y12=0uuy;
  y3=y4=y5=y6=3uuy;
  y7=y8=y9=y10=1uuy;
  drawweb(0uux,4uuy);
  drawweb(4uux,0uuy);
  drawwebx(4uux,4uuy);
  drawwebx(0uux,0uuy);
enddef;
 
def drawwebs(expr dx, dy) =
  draw z1 shifted (dx, dy)--z2 shifted (dx, dy);
  draw z3 shifted (dx, dy)--z4 shifted (dx, dy);
  draw z5 shifted (dx, dy)--z6 shifted (dx, dy);
  draw z7 shifted (dx, dy)--z8 shifted (dx, dy);
  draw z1 shifted (dx, dy)--z9 shifted (dx, dy);
  draw z7 shifted (dx, dy)--z12 shifted (dx, dy);
  draw z3 shifted (dx, dy)--z10 shifted (dx, dy);
  draw z5 shifted (dx, dy)--z11 shifted (dx, dy);
enddef;

vardef char.I(expr char_w, hheight) =
  pickup pencircle scaled(.15uus + blacker);
  uux:=char_w/8; uuy:=hheight/8;
  x2:=3uux; x4:=2uux; x6:=1uux; x8:=x4;
  y2:=2uuy; y4:=3uuy; y6:=y2; y8:=1uuy;
  y1:=4uuy; x3:=0uux; y5:=0uuy; x7:=4uux;
  (y2-y1)=-(x2-x1); (y5-y6)=-(x5-x6);
  (y7-y8)=(x7-x8); (y4-y3)=(x4-x3);
  x9=x3; y10=y5; x11=x7; y12=y1;
  (y7-y12)=-(x7-x12); (y10-y3)=-(x10-x3);
  (y1-y9)=(x1-x9); (y11-y5)=(x11-x5);
  drawwebs(0uux, 0uuy);
  drawwebs(4uux,0uuy);
  drawwebs(0uux,4uuy);
  drawwebs(4uux,4uuy);
  labels(1,2,3,4,5,6,7,8,9,10,11,12);
enddef;
  
vardef char.J(expr char_w, hheight) =
  pickup pencircle scaled(.15uus + blacker);
  uux:=char_w/4; uuy:=hheight/4;
  x2:=3uux; x4:=2uux; x6:=1uux; x8:=x4;
  y2:=2uuy; y4:=3uuy; y6:=y2; y8:=1uuy;
  y1:=4uuy; x3:=0uux; y5:=0uuy; x7:=4uux;
  (y2-y1)=-(x2-x1); (y5-y6)=-(x5-x6);
  (y7-y8)=(x7-x8); (y4-y3)=(x4-x3);
  x9=x3; y10=y5; x11=x7; y12=y1;
  (y7-y12)=-(x7-x12); (y10-y3)=-(x10-x3);
  (y1-y9)=(x1-x9); (y11-y5)=(x11-x5);
  drawwebs(0uux, 0uuy);
enddef;
  
vardef char.K(expr char_w, hheight) =
  pickup pencircle scaled(.15uus + blacker);
  uux:=char_w/8; uuy:=hheight/8;
  x1=x4=x8=x11=1uux;
  x2=x5=x9=x12=3uux;
  x3=x7=0uux; x6=x10=4uux;
  y1=y2=4uuy; y11=y12=0uuy;
  y3=y4=y5=y6=3uuy;
  y7=y8=y9=y10=1uuy;
  drawweb(0uux,4uuy);
  drawweb(4uux,0uuy);
  drawwebx(4uux,4uuy);
  drawwebx(0uux,0uuy);
enddef;

vardef char.rtriangle(expr char_w, hheight) =
  x1 = x2 = char_w - x3 = s;
  y3 = .5hheight;
  z1 - z2 = (z3 - z2) rotated 60;
  fill z1--z2--z3--cycle;
  labels(1,2,3);
enddef;

vardef char.ltriangle(expr char_w, hheight) =
  char_w - x1 = char_w - x2 = x3 = s;
  y3 = .5hheight;
  z1 - z2 = (z3 - z2) rotated -60;
  fill z1--z2--z3--cycle;
  labels(1,2,3);
enddef;
 
vardef char.ttriangle(expr char_w, hheight) =
  y1 = y2 = hheight - y3 = s;
  x3 = .5char_w;
  z1 - z2 = (z3 - z2) rotated 60;
  fill z1--z2--z3--cycle;
  labels(1,2,3);
enddef;
 
vardef char.btriangle(expr char_w, hheight) =
  hheight - y1 = hheight - y2 = y3 = s;
  x3 = .5char_w;
  z1 - z2 = (z3 - z2) rotated -60;
  fill z1--z2--z3--cycle;
  labels(1,2,3);
enddef;
 
vardef char.cr(expr char_w, hheight) =
  x1 = s; x2 = x3 = .4char_w;
  y2 = -.2(y3-y2);
  z1 - z2 = (z1 - z3) rotated -90;
  fill z1--z2--z3--cycle;
  pw := .4(y3-y2);
  y4 = hheight - s; x4 = x5 = char_w - .5pw - s;
  y5 = y6 = y1; x6 = x3;
  z7 = (x4, y5+.7pw); z8 = (x5-.7pw, y6);
  penpos4(pw, 0); penpos6(pw, -90);
  penpos7(pw, 0); penpos8(pw, -90);
  %penstroke z4--z7..z8--z6;
  fill z4l--z7l{z5-z7}..{z8-z5}z8l--z6l--z6r--z8r{z5-z8}..{z7-z5}z7r--z4r--cycle;
  labels(1,2,3,4,5,6,7,8,4l,4r,7l,7r,8l,8r,6l,6r);
enddef;
 
vardef char.CR(expr char_w, hheight) =
  char.cr(char_w, hheight);
enddef;

vardef make@#(expr char_w,hheight,ydepth)=
 begingroup beginchar(str@#,char_w,hheight,ydepth);
 "the character "&str @#; char@#(char_w*pt,hheight*pt);
% if (fontsize#*mag>30) and (proofing=0): mask(char_w,hheight); fi
 endchar;
endgroup enddef;

vardef Make@#(expr code, char_w,hheight,ydepth)=
 begingroup beginchar(code,char_w,hheight,ydepth);
 "the character "&code ; char@#(char_w*pt,hheight*pt);
 endchar;
endgroup enddef;


smoothing:=10;
Make.rtriangle("0", 9usx, 10usx, 0us);
Make.ltriangle("1", 9usx, 10usx, 0us);
Make.ttriangle("2", 10usx, 9usx, 0us);
Make.btriangle("3", 10usx, 9usx, 0us);
Make.cr(" ", 12usx, 9usx, 2usx);
Make.CR("@", 24usx, 18usx, 4usx);
make.A(10usx,10usx,0us);
make.B(5usx,5usx,0us);
make.C(10usx,10usx,0us);
make.D(5usx,5usx,0us);
make.E(10usx,10usx,0us);
make.F(5usx,5usx,0us);
make.G(10us,10us,0us);
make.H(5us,5us,0us);
make.I(10us,10us,0us);
make.J(5us,5us,0us);
make.K(10us,10us,0us);
make.a(36bss,0bss,36bss);
make.b(18bss,0bss,36bss);

end;