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%%EndProlog
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%%Page: 1 1
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y(cessed)h Fq(c)n(ompletely)i Fu(b)o(y)d(T)282 1063 y(E)305
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y(w)o(ell,)14 b(ev)o(en)o(tually)g(MetaP)o(ost)h(with)g(the)g(help)g(of)f
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461 1213 y(E)484 1205 y(X)h(do)q(cumen)o(ts,)g(and)g(\014nally)-118
1255 y(em)o(bark)o(ed)e(P)o(ostScript)i(straigh)o(ta)o(w)o(a)o(y)d(to)i
(create)h(EPS)g(pictures.)p 306 1797 215 2 v 305 1851 2 56
v 520 1851 V 306 1851 215 2 v 388 1828 a(.ps)p 413 1796 1 54
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117 1689 297 1 v 414 1689 V 594 w(\010)p 91 1715 1 2 v 735
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117 1475 83 1 v 200 1475 V 165 w(\010)p 91 1501 1 2 v 306 1501
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1519 y(E)684 1512 y(X)520 1475 y Fm(\013)p 546 1475 83 1 v
629 1475 V 165 w(\010)p 520 1501 1 2 v 735 1501 V 520 1503
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v 740 1415 1 54 v 692 1357 54 1 v 745 1410 1 54 v 757 1367
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2022 y Fu(If)f(w)o(e)h(come)f(to)h(think)g(of)f(graphics)h(as)92
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2178 y(then)i(P)o(ostScript)h(pro)o(vides)e(the)i(means)d(for)i(this:)21
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118 2307 y Fo(MET)o(AF)n(ONT)h Fk(!)p Fu(MetaP)o(ost)f Fk(!)f
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(knot)d(at)h(the)g(end.)700 2469 y Fp(4)p -118 2534 600 2 v
-154 2568 a Fj(1)-118 2580 y Fs(Nob)q(o)q(dy)g(kno)o(ws)g(what)g(the)h
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2623 y(consider)f(it)j(a)f(go)q(o)q(d)g(thing)f(that)g(the)h(PWT)i(guide)d
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2671 y(E)-30 2665 y(X)q(,)g(w)o(ell)h Fi(:)5 b(:)h(:)g Fs(with)11
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2826 y Fj(3)-118 2838 y Fs(P)o(ostScript)g(I)q(I)i(also)g(pro)o(vides)e(for)i
(colors)g(and)f(pro)q(cessing)f(in)i(a)h(net)o(w)o(ork.)-154
2870 y Fj(4)-118 2882 y Fs(Another)18 b(w)o(a)o(y)h(for)g(arriving)e(at)i
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2924 y Fh(mftoeps)9 b Fs(pac)o(k)n(age)g(or)j(to)f(use)g(MetaP)o(ost.)-118
-55 y Fg(MAPS)g Fn(96)p Fg(.)p Fn(2)1252 b Fq(Par)n(adigms:)19
b(Just)14 b(a)i(little)d(bit)h(of)h(PostScript)1437 781 y Fu(P/G-script)1428
745 y Fm(\013)p 1454 745 83 1 v 1537 745 V 164 w(\010)p 1428
771 1 2 v 1642 771 V 1428 773 V 1642 773 V 1428 798 a(\012)p
1454 798 83 1 v 1537 798 V 164 w(\011)p 1535 744 1 54 v 1428
638 215 2 v 1427 692 2 56 v 1642 692 V 1428 692 215 2 v 1510
669 a Fu(.ps)p 1535 637 1 54 v 1487 567 a(dvips)1428 530 y
Fm(\013)p 1454 530 83 1 v 1537 530 V 164 w(\010)p 1428 556
1 2 v 1642 556 V 1428 558 V 1642 558 V 1428 584 a(\012)p 1454
584 83 1 v 1537 584 V 164 w(\011)p 1535 530 1 54 v 1428 423
215 2 v 1427 477 2 56 v 1642 477 V 1428 477 215 2 v 1501 464
a Fu(.dvi)p 1594 418 54 1 v 1648 471 1 54 v 1600 412 54 1 v
1653 465 1 54 v 1664 423 a Fl(.eps)p 1535 423 V 1448 353 a
Fu($an)o(y$T)1568 360 y(E)1591 353 y(X)1428 316 y Fm(\013)p
1454 316 83 1 v 1537 316 V 164 w(\010)p 1428 342 1 2 v 1642
342 V 1428 344 V 1642 344 V 1428 369 a(\012)p 1454 369 83 1
v 1537 369 V 164 w(\011)p 1535 315 1 54 v 1428 209 215 2 v
1427 263 2 56 v 1642 263 V 1428 263 215 2 v 1501 248 a Fu(.tex)p
1594 203 54 1 v 1648 256 1 54 v 1600 198 54 1 v 1653 251 1
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101 y Fm(\013)p 1454 101 83 1 v 1537 101 V 164 w(\010)p 1428
127 1 2 v 1642 127 V 1428 129 V 1642 129 V 1428 155 a(\012)p
1454 155 83 1 v 1537 155 V 164 w(\011)p 1643 128 54 1 v 1696
181 1 54 v 1696 396 1 161 v 1054 875 a Fu(With)k(resp)q(ect)j(to)d(graphics)h
(P)o(ostScript)g(can)g(b)q(e)h(seen)f(as)g(a)1004 925 y Fq(little)15
b Fu(language)d(in)g(the)i(UNIX)f(tradition.)1684 910 y Fp(5)1720
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1025 y(more$)c(with)h(20\045)e(of)i(the)g(energy)h($or)f(less$.)1054
1077 y(One)25 b(can)h(with)e(a)h(little)f(kno)o(wledge)h(of)f(P)o(ostScript)i
(co)q(de)1004 1127 y(graphics)19 b(immedia)o(tely)d(and)j Fq(c)n(ompletely)j
Fu(in)c(P)o(ostScript.)33 b(The)1004 1177 y(more)8 b(so)i(b)q(ecause)h(of)d
(the)i(ubiquitous)f(public)g(domain)e(GhostScript)1004 1227
y(preview)o(ers)16 b(to)f(v)o(erify)g(the)g(result,)h(next)f(to)g(of)f
(course)i(the)g(P)o(ost-)1004 1277 y(Script)e(laser)g(prin)o(ters.)1054
1329 y(F)m(urthermore,)f(text)i(is)f(just)h(a)f(sp)q(ecial)g(case)h(of)f
(graphics,)g(and)1004 1379 y(merging)i(just)h(a)g(little)g(bit)g(of)f
(text|malenki)f(Russians)j(w)o(ould)1004 1429 y(sa)o(y|with)13
b(the)h(graphics)g(go)q(es)h(equally)e(simple)f(at)i(\014rst)h(glance.)1054
1482 y(And)c(to)h(end)g(the)g(lo)o(v)o(esong)e(the)i(inclusion)f(of)g
(accurate)i(graphs)1004 1531 y(of)21 b(mathematical)d(functions)j(go)q(es)h
(w)o(ell)e(via)h(co)q(ding)g(these)h(in)1004 1581 y(P)o(ostScript)k(and)g
(including)f(these)i(as)f(\014gures.)54 b($Of)26 b(course)1004
1631 y(Hobb)o(y's)19 b(graph)f(extension)i(could)f(b)q(e)g(used)h(as)f(w)o
(ell,)g(or)g(other)1004 1681 y(adv)n(anced)12 b(graphics)g(pac)o(k)n(ages.$)
17 b(This)11 b(is)h(illustrated)f(b)o(y)h(a)f(graph)1004 1731
y(of)i(the)i(sine)f(function)g(to)f(con)o(v)o(ey)h(the)h(idea.)1054
1783 y(PStric)o(ks)h(is)g(ab)q(out)f Fq(interfacing)p Fu(.)23
b(Not)16 b(assuming)e(kno)o(wledge)1004 1833 y(of)c(P)o(ostScript.)17
b(This)10 b(note)h(discusses)h(mainly)c Fq(mer)n(ging)p Fu(.)16
b(Is)11 b(ab)q(out)1004 1883 y(extending)22 b(y)o(our)f(T)1327
1890 y(E)1350 1883 y(Xp)q(ertise)i(with)e(just)g(a)g(little|tsjut-tsjut)1004
1933 y(Russians)13 b(w)o(ould)g(sa)o(y|kno)o(wledge)g(of)f(P)o(ostScript)j
(rew)o(arded)f(b)o(y)1004 1982 y(high)f(returns.)1054 2035
y(Belo)o(w)19 b(I'll)e(summarize)h(what)h(is)g(needed)h(from)e(P)o
(ostScript,)1004 2085 y(and)11 b(illustrate)g(the)g(use)h(of)f(it)f(with)h(a)
g(few)g(examples,)f(in)o(tro)q(ducing)1004 2135 y(en)k(route)h(the)f(op)q
(erators)h(w)o(e)f(need)h(giv)o(en)e(the)i(example.)1004 2248
y Fv(P)o(ostScript)1004 2367 y(Pro)q(cessing)54 b Fu(P)o(ostScript)13
b(comes)f(with)g(a)g(user's)i(guide)e($co)q(ok-)1004 2417
y(b)q(o)q(ok$)21 b(and)h(reference)i(man)o(ual,)c(the)i(so-called)f(blue)h
(and)f(red)1004 2467 y(b)q(o)q(oks)k(in)g(the)h(Adob)q(e)g(P)o(ostScript)g
(series.)53 b(F)m(or)25 b(pro)q(cessing)1004 2517 y(P)o(ostScript)19
b(an)f(in)o(terpreter)i(is)e(needed,)j(suc)o(h)e(as)f(a)g(P)o(ostScript)1004
2566 y(laser)f(prin)o(ter)g(or)f(a)h(GhostScript)f(preview)o(er.)27
b(F)m(or)17 b(inclusion)e(in)1004 2616 y($L)1034 2609 y Fg(A)1058
2616 y Fu($T)1097 2624 y(E)1120 2616 y(X)c(I)g(use)h(the)f(ps\014g)g
(macros.)1559 2601 y Fp(6)1594 2616 y Fu(Go)q(ossens)h(in)e(his)h(P)o
(ostScript)1004 2666 y(and)j($L)1115 2659 y Fg(A)1139 2666
y Fu($T)1178 2674 y(E)1201 2666 y(X,)g(MAPS)g Fn(92)p Fu(.)p
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2716 y(P)o(ostScript.)1204 2701 y Fp(7)p 1004 2768 600 2 v
968 2803 a Fj(5)1004 2815 y Fs(See)c(Ben)o(tley's)f(Little)h(languages)e(in)j
(`More)f(programming)d(p)q(earls|Confes-)1004 2859 y(sions)11
b(from)f(a)h(co)q(der.')j(Addison-W)m(esley)m(.)968 2891 y
Fj(6)1004 2902 y Fs(Courtesy)c(T)m(rev)o(or)h(J.)h(Darrell.)968
2934 y Fj(7)1004 2946 y Fs(See)f(also)f(the)h(L)1209 2940 y
Fr(A)1227 2946 y Fs(T)1246 2952 y(E)1266 2946 y(X)h(Companion.)-118
3014 y Fl(Draft)e(June)f Ff(25)p Fl(,)i Ff(1996)818 b Fl({1{)2005
3013 y(c)1990 3014 y Fk(\015)p Fl(cgl)p eop
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bop -68 13 a Fu(As)18 b(with)f(PDF)g(I)h(consider)g(the)g(p)q(ost-pro)q
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113 y(source,)e(v)o(ery)f(p)q(o)o(w)o(erful)f(and)h(\015exible.)-118
184 y Fv(Subset)26 b(0)i(from)e(the)h(language)68 b Fu(P)o(ostScript)25
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b(notation,)d(also)h(kno)o(wn)g(as)h(pre\014x)g(notation,)f(simi-)-118
333 y(lar)g(to)g(the)h(HP)g(p)q(o)q(c)o(k)o(et)g(calculators.)17
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(arti\014cially)f(structured)j(via)d(structure)k(infor-)-118
615 y(mation)c(in)i(commen)o(ts,)f(double)h(\045-ed)g(commen)o(ts.)33
b(Programs)-118 664 y(whic)o(h)13 b(ob)q(ey)g(the)h(Adob)q(e)g(structure)h
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(for)f(inclusion)e(within)h($L)706 707 y Fg(A)730 714 y Fu($T)769
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(line)h(is)g(required.)-118 835 y(Example)i Fd($Conforming)c(EPS)i
(structure$)-68 907 y Fe(\045!PS)21 b(EPS)-68 956 y(\045\045Title:)f(<name>)
-68 1006 y(\045\045Creator:)f(<name>)-68 1056 y(\045\045CreationData:)f
(<date>)-68 1106 y(\045\045BoundingBox:)h(<llx>)h(<lly>)h(<urx>)g(<ury>)-68
1156 y(\045\045DocumentFonts:)d($atend$)-68 1205 y(\045\045EndComments)-68
1255 y(<prolog>)-68 1305 y(\045\045EndProlog)-68 1355 y(\045\045Page:)i(0)i
(1)-68 1405 y(<page)e(1>)-68 1454 y(\045\045Page:)g(1)i(2)-68
1504 y(<page)e(2>)-68 1554 y(\045\045Trailer)-68 1604 y(<...>)-68
1654 y(\045\045DocumentFonts:)e(Times-Roman)i(...)-68 1704
y(\045\045Pages:)g(3)-68 1753 y(\045\045EOF)-68 1864 y Fu(Creating)15
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1914 y(tors.)g(F)m(or)9 b(creating)h(paths)g(op)q(erations)f(lik)o(e)g
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(lineto\045create)e(path)-68 2084 y(stroke\045draw)g(a)j(v-line)e(of)i(10pt)f
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2294 y(can)k(also)f(b)q(e)i(obtained)e(via)g(pro)q(cedures.)-68
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2526 y(tinguish)c(the)i(declaration)f(from)e(its)j(in)o(v)o(ok)o(e.)k(The)11
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2625 y(cedure)e(text)f(is)f(surrounded)i(b)o(y)e(curly)h(braces.)21
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2825 y(or)f(screen.)20 b(Equally)11 b(p)q(o)o(w)o(erful)i(is)f(the)h(concept)
h(of)e(encapsulating)-118 2874 y(graphics)f(via)f Fe(gsave)f
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2924 y(is)j(lo)q(cal|encapsulated|after)f Fe(gsave)g Fu(un)o(til)g
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35 y Fu(Next)d(to)g(the)h(CTM)f(P)o(ostScript)h(main)o(tains)d(the)j(curren)o
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459 y Fu(Its)14 b(main)d(purp)q(ose)k(is)e(to)g(sho)o(w)h(that)f(the)h(n)o
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(is)h(lo)o(w.)k(The)d(functionalities)e(will)g(b)q(e)1004 558
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(matter)1004 383 y(of)17 b(w)o(eeks,)h(and)f(when)h(concen)o(trating)g(on)f
(paths)h(and)f($con)o(trol$)1004 433 y(p)q(oin)o(ts)g(the)g
Fe(moveto)p Fu(,)e Fe(arc)h Fu(and)h Fe(curveto)e Fu(can)i(b)q(e)g(grasp)q
(ed)h(in)e(a)1004 483 y(late)e(afterno)q(on.)1054 533 y(Although)f(the)i
(blue)f(b)q(o)q(ok)f(con)o(tains)h(also)f(examples)g(of)h(t)o(yp)q(e-)1004
583 y(setting)f(text,)h(I)e(consider)i(T)1448 590 y(E)1471
583 y(X)f(unsurpassed)i(for)e(this.)k(The)d(b)q(est)1004 633
y(of)f(b)q(oth)h(w)o(orlds)g(is)g(to)f(com)o(bine)g($L)1565
625 y Fg(A)1589 633 y Fu($T)1628 640 y(E)1651 633 y(X)h(and)g(P)o
(ostScript.)1054 682 y(Ma)o(yb)q(e)k(w)o(e)h(should)f(follo)o(w)f(Adob)q(e)i
(and)f(extend)h(the)g(use)g(of)1004 732 y(P)o(ostScript)d(b)o(y)f(PDF|or)f
(use)i(the)f(alternativ)o(e)g(HTML|to)g(fa-)1004 782 y(cilitate)e(WWW)g
(sur\014ng.)1004 882 y Fv(What)i(more?)1004 956 y Fu(F)m(or)e(pictures)h(I)g
(use)g(a)f(T)1391 964 y(E)1414 956 y(X)g(con)o(trolled)g(database)h(with)f
(the)g(b)q(en-)1004 1006 y(e\014cial)h(side-e\013ect)j(that)d(I)h(don't)f(ha)
o(v)o(e)g(to)h(w)o(orry)f(ab)q(out)h(\014le)f(sys-)1004 1056
y(tems)20 b(when)h(using)f(pictures)i($to)q(ols,)f(references)j(and)c
(ilks$)g(on)1004 1106 y(di\013eren)o(t)d(mac)o(hines.)25 b(I)17
b(w)o(ould)e(w)o(elcome)h(a)g(similar)e(functional-)1004 1156
y(it)o(y)f(for)f(m)o(y)g(collection)h(of)g(P)o(ostScript)h(pictures)g(to)f(b)
q(e)h(used)g(with)1004 1205 y Fe(\\psfig)p Fu(.)1054 1255 y(A)23
b(next)h(step)g(is)f(the)g(manipulation)d(of)j(colors)g(either)h(via)1004
1305 y Fo(MET)o(A)p Fa(post)18 b Fu(or)g(P)o(ostScript)g(directly)m(.)29
b(Jac)o(k)o(o)o(wski)17 b(uses)i(Adob)q(e)1004 1355 y(Illustrator)d(for)g
(example)f(to)i(enric)o(h)g(in)o(teractiv)o(ely)f(the)h(system-)1004
1405 y(atic)e(EPS)g(pictures)h(created)g(b)o(y)f Fo(MET)o(AF)n(ONT)p
Fu(.)g(Indeed)h(in)o(terest-)1004 1454 y(ing,)e(v)o(ery)h(in)o(teresting,)g
(but)h(b)q(ey)o(ond)f(m)o(y)e(p)q(ossibilities)h(for)h(some)1004
1504 y(time)e(to)g(come.)18 b(Neither)d(do)e(I)h(ha)o(v)o(e)g(access)i(to)d
(color)h(P)o(ostScript)1004 1554 y(prin)o(ters)h(as)f(y)o(et,)f(alas.)18
b(My)c(case)g(rests.)1054 1604 y(Ha)o(v)o(e)g(fun,)f(and)g(all)g(the)i(b)q
(est.)1570 1678 y(c)1559 1679 y Fk(\015)41 b Fu(Kees)15 b(v)n(an)e(der)i
(Laan)1642 1726 y(Hunzew)o(eg)g Fn(57)1642 1775 y(9893)e Fu(PB)h(Garn)o(w)o
(erd)1642 1825 y(The)g(Netherlands)1642 1875 y([email protected])1642
1925 y Fn(31)6 b Fu($)p Fn(0)p Fu($)p Fn(594)g(62)h(1525)-118
3014 y Fl(Draft)j(June)f Ff(25)p Fl(,)i Ff(1996)811 b Fl({12{)2005
3013 y(c)1990 3014 y Fk(\015)p Fl(cgl)p eop
%%Page: 13 13
bop -118 -89 a Fg(MAPS)11 b Fn(96)p Fg(.)p Fn(2)1252 b Fq(Par)n(adigms:)19
b(Just)14 b(a)i(little)d(bit)h(of)h(PostScript)-118 0 y Fv(Con)o(ten)o(ts)-68
75 y Fu(BLUe's)f(Design)g(X)-68 125 y(P)o(ostScript)-27 175
y(Pro)q(cessing)-27 224 y(Subset)h(0)f(from)e(the)i(language)15
274 y(ex:)k(Conforming)11 b(EPS)k(structure)-27 324 y(Summary)c(of)j
($graphics$)g(commands)-27 374 y(What)g(is)f(not)h(allo)o(w)o(ed)f(as)h
(EPS?)-27 424 y(Do)q(cumen)o(tation)15 473 y(ex:)k(Pie)c(c)o(hart)g(from)f
(the)h(blue)g(b)q(o)q(ok)-27 523 y(Pro)q(o\014ng)-27 573 y(Inclusion)15
623 y(BoundingBo)o(x)-27 673 y(W)m(riting)f(P)o(ostScript)15
722 y(A)h(line)f(bundle)15 772 y(A)h(\015o)o(w)o(er)-68 822
y(Some)e(more)h(Graphics)15 872 y(ex:)18 b(Malb)q(ork)13 b(windo)o(w)15
922 y(ex:)18 b(Esc)o(her's)d(imp)q(ossible)e(triangle)15 972
y(ex:)18 b(Ben)o(tley's)d(p)q(olygon)15 1021 y(ex:)j(Another)d(double)f(lo)q
(op)15 1071 y(ex:)k(P)o(olygons)13 b(with)h(splines)g(as)g(sides)15
1121 y(ex:)k(Barn)c(windo)o(w)15 1171 y(ex:)k(Bak)o(er's)c(inspiration)15
1221 y(ex:)k(Romano)o(vsky's)11 b(real)j(Esc)o(her)-68 1270
y(Math)g(graphs)15 1320 y(ex:)k(Sine)c(function)-68 1370 y(T)m(ext)g(set)g
(along)f(curv)o(ed)i(paths)15 1420 y(ex:)j(Along)13 b(a)h(circle)15
1470 y(ex:)k(Along)13 b(a)h(spiral)15 1519 y(ex:)k(Seals)15
1569 y(ex:)g(Gurari's)13 b(squares)15 1619 y(ex:)18 b(Gurari's)13
b(ABC)15 1669 y(ex:)18 b(W)m(alking)12 b(along)g(the)j(S-curv)o(e)-68
1719 y(T)m(ables)e(set)i(sidew)o(a)o(ys)15 1769 y(ex:)j(Rotated)c(table)-68
1818 y(MET)m(AF)o(ONT/MetaP)o(ost)g(user)h(in)o(terface)15
1868 y(ex:)j(Esc)o(her's)d(knot)-27 1918 y(A)f(teaser)15 1968
y(ex:)k(Esc)o(her's)d(knot)f(I)q(I)q(I)-27 2018 y(Colum)o(bus')e(egg)-68
2067 y(Ac)o(kno)o(wledgemen)o(ts)-68 2117 y(Conclusion)-68
2167 y(What)h(more?)-68 2217 y(Con)o(ten)o(ts)-118 2979 y Fl(Draft)d(June)f
Ff(25)p Fl(,)i Ff(1996)811 b Fl({13{)2005 2978 y(c)1990 2979
y Fk(\015)p Fl(cgl)p eop
%%Trailer
end
userdict /end-hook known{end-hook}if
%%EOF