%!PS-Adobe-1.0
%%Creator: hitchcock:kohl (James Arthur Kohl)
%%Title: stdin (ditroff)
%%CreationDate: Wed Mar 23 13:20:56 1994
%%EndComments
% lib/psdit.pro -- prolog for psdit (ditroff) files
% Copyright (c) 1984, 1985 Adobe Systems Incorporated. All Rights Reserved.
% last edit: shore Sat Nov 23 20:28:03 1985
% RCSID: %Header: psdit.pro,v 2.1 85/11/24 12:19:43 shore Rel %
% Psfig RCSID $Header: psdit.pro,v 1.5 88/01/04 17:48:22 trevor Exp $

/$DITroff 180 dict def $DITroff begin

/DocumentInitState [ matrix currentmatrix currentlinewidth currentlinecap
currentlinejoin currentdash currentgray currentmiterlimit ] cvx def

%% Psfig additions
/startFig {
	/SavedState save def
	userdict maxlength dict begin
	currentpoint transform

	DocumentInitState setmiterlimit setgray setdash setlinejoin setlinecap
		setlinewidth setmatrix

	itransform moveto

	/ury exch def
	/urx exch def
	/lly exch def
	/llx exch def
	/y exch 72 mul resolution div def
	/x exch 72 mul resolution div def
	
	currentpoint /cy exch def /cx exch def

	/sx x urx llx sub div def 	% scaling for x
	/sy y ury lly sub div def	% scaling for y

	sx sy scale			% scale by (sx,sy)

	cx sx div llx sub
	cy sy div ury sub translate
	
	/DefFigCTM matrix currentmatrix def

	/initmatrix {
		DefFigCTM setmatrix
	} def
	/defaultmatrix {
		DefFigCTM exch copy
	} def

	/initgraphics {
		DocumentInitState setmiterlimit setgray setdash 
			setlinejoin setlinecap setlinewidth setmatrix
		DefFigCTM setmatrix
	} def

	/showpage {
		initgraphics
	} def

} def
% Args are llx lly urx ury (in figure coordinates)
/clipFig {
	currentpoint 6 2 roll
	newpath 4 copy
	4 2 roll moveto
	6 -1 roll exch lineto
	exch lineto
	exch lineto
	closepath clip
	newpath
	moveto
} def
% doclip, if called, will always be just after a `startfig'
/doclip { llx lly urx ury clipFig } def
/endFig {
	end SavedState restore
} def
/globalstart {
	% Push details about the enviornment on the stack.
	fontnum fontsize fontslant fontheight 
	% firstpage 
	mh my resolution slotno currentpoint 
	pagesave restore gsave 
} def
/globalend {
	grestore moveto
	/slotno exch def /resolution exch def /my exch def
	/mh exch def 
	% /firstpage exch def
	/fontheight exch def
	/fontslant exch def /fontsize exch def /fontnum exch def
	F
	/pagesave save def
} def

%% end XMOD additions

/fontnum 1 def /fontsize 10 def /fontheight 10 def /fontslant 0 def
/xi {0 72 11 mul translate 72 resolution div dup neg scale 0 0 moveto
  /fontnum 1 def /fontsize 10 def /fontheight 10 def /fontslant 0 def F
  /pagesave save def}def
/xiL {72 8.25 mul 72 11 mul translate -90 rotate
  72 resolution div dup neg scale 0 0 moveto
  /fontnum 1 def /fontsize 10 def /fontheight 10 def /fontslant 0 def F
  /pagesave save def}def
/PB{save /psv exch def currentpoint translate 
  resolution 72 div dup neg scale 0 0 moveto}def
/PE{psv restore}def
/arctoobig 90 def /arctoosmall .05 def
/m1 matrix def /m2 matrix def /m3 matrix def /oldmat matrix def
/tan{dup sin exch cos div}def
/point{resolution 72 div mul}def
/dround	{transform round exch round exch itransform}def
/xT{/devname exch def}def
/xr{/mh exch def /my exch def /resolution exch def}def
/xp{}def
/xs{docsave restore end}def
/xt{}def
/xf{/fontname exch def /slotno exch def fontnames slotno get fontname eq not
 {fonts slotno fontname findfont put fontnames slotno fontname put}if}def
/xH{/fontheight exch def F}def
/xS{/fontslant exch def F}def
/s{/fontsize exch def /fontheight fontsize def F}def
/f{/fontnum exch def F}def
/F{fontheight 0 le {/fontheight fontsize def}if
   fonts fontnum get fontsize point 0 0 fontheight point neg 0 0 m1 astore
   fontslant 0 ne{1 0 fontslant tan 1 0 0 m2 astore m3 concatmatrix}if
   makefont setfont .04 fontsize point mul 0 dround pop setlinewidth}def
/X{exch currentpoint exch pop moveto show}def
/N{3 1 roll moveto show}def
/Y{exch currentpoint pop exch moveto show}def
/S{show}def
/ditpush{}def/ditpop{}def
/AX{3 -1 roll currentpoint exch pop moveto 0 exch ashow}def
/AN{4 2 roll moveto 0 exch ashow}def
/AY{3 -1 roll currentpoint pop exch moveto 0 exch ashow}def
/AS{0 exch ashow}def
/MX{currentpoint exch pop moveto}def
/MY{currentpoint pop exch moveto}def
/MXY{moveto}def
/cb{pop}def	% action on unknown char -- nothing for now
/n{}def/w{}def
/p{pop showpage pagesave restore /pagesave save def}def
% Manual Feed Definitions
/SetStTime{statusdict /manualfeedtimeout 120 put} def
/SetStatus{statusdict /manualfeed true put
   statusdict /product get (LaserWriter) eq 
   {version (23.0) eq  % Don't redefine the show page if printer is not "Classic LW"
     {/p {
	 {statusdict /printerstatus get exec 16#22000000 and 0 eq{exit}if}loop
	 pop showpage pagesave restore /pagesave save def}def}if }if}def
/abspoint{currentpoint exch pop add exch currentpoint pop add exch}def
/distance{dup mul exch dup mul add sqrt}def
/dstroke{currentpoint stroke moveto}def
/Dl{2 copy gsave rlineto stroke grestore rmoveto}def
/arcellipse{/diamv exch def /diamh exch def oldmat currentmatrix pop
 currentpoint translate 1 diamv diamh div scale /rad diamh 2 div def
 currentpoint exch rad add exch rad -180 180 arc oldmat setmatrix}def
/Dc{dup arcellipse dstroke}def
/De{arcellipse dstroke}def
/Da{/endv exch def /endh exch def /centerv exch def /centerh exch def
 /cradius centerv centerv mul centerh centerh mul add sqrt def
 /eradius endv endv mul endh endh mul add sqrt def
 /endang endv endh atan def
 /startang centerv neg centerh neg atan def
 /sweep startang endang sub dup 0 lt{360 add}if def
 sweep arctoobig gt
 {/midang startang sweep 2 div sub def /midrad cradius eradius add 2 div def
  /midh midang cos midrad mul def /midv midang sin midrad mul def
  midh neg midv neg endh endv centerh centerv midh midv Da
  currentpoint moveto Da}
 {sweep arctoosmall ge
  {/controldelt 1 sweep 2 div cos sub 3 sweep 2 div sin mul div 4 mul def
  centerv neg controldelt mul centerh controldelt mul
  endv neg controldelt mul centerh add endh add
  endh controldelt mul centerv add endv add
  centerh endh add centerv endv add rcurveto dstroke}
 {centerh endh add centerv endv add rlineto dstroke}ifelse}ifelse}def

/Barray 200 array def % 200 values in a wiggle
/D~{mark}def
/D~~{counttomark Barray exch 0 exch getinterval astore /Bcontrol exch def pop
 /Blen Bcontrol length def Blen 4 ge Blen 2 mod 0 eq and
 {Bcontrol 0 get Bcontrol 1 get abspoint /Ycont exch def /Xcont exch def
  Bcontrol 0 2 copy get 2 mul put Bcontrol 1 2 copy get 2 mul put
  Bcontrol Blen 2 sub 2 copy get 2 mul put
  Bcontrol Blen 1 sub 2 copy get 2 mul put
  /Ybi /Xbi currentpoint 3 1 roll def def 0 2 Blen 4 sub
  {/i exch def
   Bcontrol i get 3 div Bcontrol i 1 add get 3 div
   Bcontrol i get 3 mul Bcontrol i 2 add get add 6 div
   Bcontrol i 1 add get 3 mul Bcontrol i 3 add get add 6 div
   /Xbi Xcont Bcontrol i 2 add get 2 div add def
   /Ybi Ycont Bcontrol i 3 add get 2 div add def
   /Xcont Xcont Bcontrol i 2 add get add def
   /Ycont Ycont Bcontrol i 3 add get add def
   Xbi currentpoint pop sub Ybi currentpoint exch pop sub rcurveto
  }for dstroke}if}def
end
/ditstart{$DITroff begin
 /nfonts 60 def			% NFONTS makedev/ditroff dependent!
 /fonts[nfonts{0}repeat]def
 /fontnames[nfonts{()}repeat]def
/docsave save def
}def

% character outcalls
/oc {/pswid exch def /cc exch def /name exch def
   /ditwid pswid fontsize mul resolution mul 72000 div def
   /ditsiz fontsize resolution mul 72 div def
   ocprocs name known{ocprocs name get exec}{name cb}
   ifelse}def
/fractm [.65 0 0 .6 0 0] def
/fraction
 {/fden exch def /fnum exch def gsave /cf currentfont def
  cf fractm makefont setfont 0 .3 dm 2 copy neg rmoveto
  fnum show rmoveto currentfont cf setfont(\244)show setfont fden show 
  grestore ditwid 0 rmoveto} def
/oce {grestore ditwid 0 rmoveto}def
/dm {ditsiz mul}def
/ocprocs 50 dict def ocprocs begin
(14){(1)(4)fraction}def
(12){(1)(2)fraction}def
(34){(3)(4)fraction}def
(13){(1)(3)fraction}def
(23){(2)(3)fraction}def
(18){(1)(8)fraction}def
(38){(3)(8)fraction}def
(58){(5)(8)fraction}def
(78){(7)(8)fraction}def
(sr){gsave 0 .06 dm rmoveto(\326)show oce}def
(is){gsave 0 .15 dm rmoveto(\362)show oce}def
(->){gsave 0 .02 dm rmoveto(\256)show oce}def
(<-){gsave 0 .02 dm rmoveto(\254)show oce}def
(==){gsave 0 .05 dm rmoveto(\272)show oce}def
end

% an attempt at a PostScript FONT to implement ditroff special chars
% this will enable us to 
%	cache the little buggers
%	generate faster, more compact PS out of psdit
%	confuse everyone (including myself)!
50 dict dup begin
/FontType 3 def
/FontName /DIThacks def
/FontMatrix [.001 0 0 .001 0 0] def
/FontBBox [-260 -260 900 900] def% a lie but ...
/Encoding 256 array def
0 1 255{Encoding exch /.notdef put}for
Encoding
 dup 8#040/space put %space
 dup 8#110/rc put %right ceil
 dup 8#111/lt put %left  top curl
 dup 8#112/bv put %bold vert
 dup 8#113/lk put %left  mid curl
 dup 8#114/lb put %left  bot curl
 dup 8#115/rt put %right top curl
 dup 8#116/rk put %right mid curl
 dup 8#117/rb put %right bot curl
 dup 8#120/rf put %right floor
 dup 8#121/lf put %left  floor
 dup 8#122/lc put %left  ceil
 dup 8#140/sq put %square
 dup 8#141/bx put %box
 dup 8#142/ci put %circle
 dup 8#143/br put %box rule
 dup 8#144/rn put %root extender
 dup 8#145/vr put %vertical rule
 dup 8#146/ob put %outline bullet
 dup 8#147/bu put %bullet
 dup 8#150/ru put %rule
 dup 8#151/ul put %underline
 pop
/DITfd 100 dict def
/BuildChar{0 begin
 /cc exch def /fd exch def
 /charname fd /Encoding get cc get def
 /charwid fd /Metrics get charname get def
 /charproc fd /CharProcs get charname get def
 charwid 0 fd /FontBBox get aload pop setcachedevice
 2 setlinejoin 40 setlinewidth
 newpath 0 0 moveto gsave charproc grestore
 end}def
/BuildChar load 0 DITfd put
%/UniqueID 5 def
/CharProcs 50 dict def
CharProcs begin
/space{}def
/.notdef{}def
/ru{500 0 rls}def
/rn{0 840 moveto 500 0 rls}def
/vr{0 800 moveto 0 -770 rls}def
/bv{0 800 moveto 0 -1000 rls}def
/br{0 750 moveto 0 -1000 rls}def
/ul{0 -140 moveto 500 0 rls}def
/ob{200 250 rmoveto currentpoint newpath 200 0 360 arc closepath stroke}def
/bu{200 250 rmoveto currentpoint newpath 200 0 360 arc closepath fill}def
/sq{80 0 rmoveto currentpoint dround newpath moveto
    640 0 rlineto 0 640 rlineto -640 0 rlineto closepath stroke}def
/bx{80 0 rmoveto currentpoint dround newpath moveto
    640 0 rlineto 0 640 rlineto -640 0 rlineto closepath fill}def
/ci{500 360 rmoveto currentpoint newpath 333 0 360 arc
    50 setlinewidth stroke}def

/lt{0 -200 moveto 0 550 rlineto currx 800 2cx s4 add exch s4 a4p stroke}def
/lb{0 800 moveto 0 -550 rlineto currx -200 2cx s4 add exch s4 a4p stroke}def
/rt{0 -200 moveto 0 550 rlineto currx 800 2cx s4 sub exch s4 a4p stroke}def
/rb{0 800 moveto 0 -500 rlineto currx -200 2cx s4 sub exch s4 a4p stroke}def
/lk{0 800 moveto 0 300 -300 300 s4 arcto pop pop 1000 sub
    0 300 4 2 roll s4 a4p 0 -200 lineto stroke}def
/rk{0 800 moveto 0 300 s2 300 s4 arcto pop pop 1000 sub
    0 300 4 2 roll s4 a4p 0 -200 lineto stroke}def
/lf{0 800 moveto 0 -1000 rlineto s4 0 rls}def
/rf{0 800 moveto 0 -1000 rlineto s4 neg 0 rls}def
/lc{0 -200 moveto 0 1000 rlineto s4 0 rls}def
/rc{0 -200 moveto 0 1000 rlineto s4 neg 0 rls}def
end

/Metrics 50 dict def Metrics begin
/.notdef 0 def
/space 500 def
/ru 500 def
/br 0 def
/lt 416 def
/lb 416 def
/rt 416 def
/rb 416 def
/lk 416 def
/rk 416 def
/rc 416 def
/lc 416 def
/rf 416 def
/lf 416 def
/bv 416 def
/ob 350 def
/bu 350 def
/ci 750 def
/bx 750 def
/sq 750 def
/rn 500 def
/ul 500 def
/vr 0 def
end

DITfd begin
/s2 500 def /s4 250 def /s3 333 def
/a4p{arcto pop pop pop pop}def
/2cx{2 copy exch}def
/rls{rlineto stroke}def
/currx{currentpoint pop}def
/dround{transform round exch round exch itransform} def
end
end
/DIThacks exch definefont pop
ditstart
(psc)xT
576 1 1 xr
1(Times-Roman)xf 1 f
2(Times-Italic)xf 2 f
3(Times-Bold)xf 3 f
4(Times-BoldItalic)xf 4 f
5(Helvetica)xf 5 f
6(Helvetica-Bold)xf 6 f
7(Courier)xf 7 f
8(Courier-Bold)xf 8 f
9(Symbol)xf 9 f
10(DIThacks)xf 10 f
10 s
1 f
xi
%%EndProlog

%%Page: 1 1
10 s 0 xH 0 xS 1 f
12 s
3 f
1236 1032(The)N
1420(Construction)X
1982(of)X
2086(Meta-Tools)X
2580(for)X
2727(Program)X
3120(Visualization)X
2408 1224(of)N
2091 1416(Parallel)N
2437(Software)X
1 f
2021 1800(Ph.D.)N
2263(Thesis)X
2538(Proposal)X
2082 1992(James)N
2341(Arthur)X
2621(Kohl)X
2118 2376(February)N
2489(4,)X
2585(1992)X
2099 2760(Ph.D.)N
2341(Committee:)X
1904 2888(Thomas)N
2238(L.)X
2345(Casavant)X
2722(-)X
2778(Chair)X
2215 3016(Jon)N
2372(G.)X
2489(Kuhl)X
2144 3144(Michael)N
2484(R.)X
2596(Lyu)X
2111 3272(John)N
2316(P.)X
2417(Robinson)X
2222 3400(Teodor)N
2524(Rus)X

2 p
%%Page: 2 2
12 s 0 xH 0 xS 1 f
3 f
2269 1004(Abstract)N
1 f
1352 1288(Program)N
1709(visualization)X
2228(has)X
2382(been)X
2590(successfully)X
3086(applied)X
3396(to)X
3497(allevi-)X
1152 1416(ate)N
1300(the)X
1453(complexities)X
1981(of)X
2096(parallel)X
2421(software)X
2787(development.)X
3368(However,)X
1152 1544(those)N
1383(program)X
1737(visualization)X
2258(tools)X
2473(which)X
2736(utilize)X
3006(the)X
3153(more)X
3380(advanced)X
1152 1672(visualization)N
1703(techniques)X
2173(tend)X
2397(to)X
2530(be)X
2679(too)X
2859(complex)X
3248(and)X
3444(special-)X
1152 1800(purpose)N
1481(to)X
1581(be)X
1697(generally)X
2081(useful.)X
2389(The)X
2564(use)X
2717(of)X
2823(meta-tools,)X
3280(or)X
3386(tools)X
3599(that)X
1152 1928(construct)N
1545(and)X
1724(manipulate)X
2193(other)X
2431(tools,)X
2682(can)X
2856(be)X
2986(applied)X
3309(to)X
3423(simplify)X
1152 2056(the)N
1295(use)X
1448(of)X
1553(complex)X
1910(environments,)X
2483(but)X
2631(meta-tools)X
3063(for)X
3200(program)X
3552(visu-)X
1152 2184(alization)N
1533(can)X
1715(still)X
1908(require)X
2229(extensive)X
2641(speci\256cation)X
3175(for)X
3334(views)X
3605(and)X
1152 2312(information)N
1631(processing)X
2066(details.)X
1352 2468(This)N
1568(proposal)X
1944(provides)X
2320(a)X
2409(design)X
2706(methodology)X
3260(for)X
3418(program)X
1152 2596(visualization)N
1670(meta-tools)X
2102(for)X
2238(parallel)X
2552(software)X
2907(that)X
3076(simpli\256es)X
3474(the)X
3616(use)X
1152 2724(of)N
1272(such)X
1489(tools)X
1717(while)X
1972(maintaining)X
2474(a)X
2558(high)X
2770(degree)X
3068(of)X
3189(\257exibility)X
3605(and)X
1152 2852(expressive)N
1592(power.)X
1914(The)X
2097(approach)X
2483(is)X
2580(based)X
2832(on)X
2961(a)X
2 f
3037(meta-tool)X
3439(circula-)X
1152 2980(tion)N
1356(architecture)X
1 f
1881(model)X
2176(that)X
2375(organizes)X
2798(the)X
2970(details)X
3276(of)X
3411(the)X
3584(user)X
1152 3108(speci\256cation,)N
1691(and)X
1858(provides)X
2217(a)X
2288(circulation)X
2728(of)X
2835(information)X
3317(which)X
3579(sup-)X
1152 3236(ports)N
1370(a)X
1439(formal)X
1722(means)X
1994(for)X
2132(indicating)X
2545(relationships)X
3064(among)X
3353(that)X
3525(infor-)X
1152 3364(mation.)N
1498(The)X
1678(overall)X
1976(user)X
2166(speci\256cation)X
2683(is)X
2776(divided)X
3094(into)X
3273(independent)X
1152 3492(modules)N
1515(containing)X
1959(distinct)X
2280(entities,)X
2620(and)X
2796(the)X
2952(relationships)X
3482(among)X
1152 3620(these)N
1386(module)X
1710(entities)X
2024(are)X
2177(identi\256ed)X
2576(using)X
2819(a)X
2897(powerful)X
2 f
3279(relationship)X
1152 3748(mapping)N
1533(language)X
1 f
1891(.)X
1984(This)X
2201(language)X
2595(maps)X
2844(conditions)X
3291(on)X
3433(selected)X
1152 3876(entities)N
1455(to)X
1554(manipulations)X
2124(that)X
2293(modify)X
2595(the)X
2737(entities,)X
3064(allowing)X
3425(the)X
3567(state)X
1152 4004(of)N
1256(an)X
1371(entity)X
1615(to)X
1714(be)X
1829(controlled)X
2244(in)X
2343(terms)X
2582(of)X
2687(the)X
2830(state)X
3032(of)X
3137(any)X
3301(other)X
3524(entity)X
1152 4132(or)N
1292(itself.)X
1593(The)X
1802(mapping)X
2198(language)X
2605(supports)X
2989(arbitrary)X
3380(levels)X
3664(of)X
1152 4260(abstraction)N
1602(in)X
1704(manipulating)X
2240(entities,)X
2570(allowing)X
2934(a)X
3004(full)X
3165(range)X
3407(of)X
3515(possi-)X
1152 4388(ble)N
1299(detail.)X
1591(As)X
1726(a)X
1798(result,)X
2065(visual)X
2324(analyses)X
2678(can)X
2840(be)X
2959(speci\256ed)X
3329(ef\256ciently,)X
1152 4516(utilizing)N
1507(only)X
1711(the)X
1862(minimum)X
2270(level)X
2491(of)X
2604(detail)X
2853(necessary.)X
3309(To)X
3450(demon-)X
1152 4644(strate)N
1386(the)X
1529(feasibility)X
1940(and)X
2104(usefulness)X
2529(of)X
2634(this)X
2798(approach,)X
3199(a)X
3266(speci\256c)X
3584(pro-)X
1152 4772(gram)N
1403(visualization)X
1950(meta-tool)X
2374(design)X
2679(is)X
2797(proposed)X
3203(based)X
3476(on)X
3626(the)X
1152 4900(methodology.)N

3 p
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12 s 0 xH 0 xS 1 f
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2293 1004(Outline)N
1 f
1728 1288(I.)N
1968(Introduction)X
2468(&)X
2567(Motivation)X
1728 1544(II.)N
1968(Background)X
2462(Perspectives)X
1728 1800(III.)N
1968(Problem)X
2318(Statement)X
1728 2056(IV.)N
1968(Approach)X
1728 2312(V.)N
1968(Support)X
1728 2568(VI.)N
1968(Conclusion)X
1728 2824(VII.)N
1968(References)X

1 p
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12 s 0 xH 0 xS 1 f
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576 1132(1.)N
696(Introduction)X
1242(&)X
1346(Motivation)X
1 f
776 1288(The)N
956(use)X
1114(of)X
1224(parallel)X
1544(computer)X
1938(systems)X
2272(is)X
2366(by)X
2492(no)X
2619(means)X
2896(a)X
2970(new)X
3161(or)X
3272(foreign)X
3581(concept,)X
3936(and)X
4106(many)X
576 1416(multiprocessor)N
1189(architectures)X
1723(of)X
1843(varying)X
2177(sizes)X
2404(and)X
2583(shapes)X
2879(have)X
3101(been)X
3323(in)X
3438(production)X
3895(for)X
4047(several)X
576 1544(years.)N
851(However,)X
1251(even)X
1457(after)X
1658(years)X
1885(of)X
1989(contemplation)X
2565(of)X
2669(parallel)X
2983(computation,)X
3513(the)X
3656(true)X
3831(nature)X
4097(of)X
4202(the)X
576 1672(\256eld)N
784(is)X
885(still)X
1067(not)X
1227(well)X
1430(understood.)X
1941(There)X
2202(is)X
2302(no)X
2434(standard)X
2796(approach)X
3185(to)X
3296(viewing)X
3642(the)X
3796(parallel)X
4122(para-)X
576 1800(digm,)N
831(and)X
1004(there)X
1231(is)X
1329(no)X
1459(agreement)X
1895(on)X
2025(how)X
2224(best)X
2413(to)X
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576 2184(visualization)N
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3643(those)X
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1260(tool)X
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754(designer)X
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753(explores)X
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3 f
576 2824(toolkit)N
1 f
876(view)X
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2880(view,)X
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3296(leans)X
3528(toward)X
3829(simpler,)X
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576 2952(\257exible)N
902(visualization)X
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1993(that)X
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2478(of)X
2594(collections)X
3048(of)X
3164(\256xed,)X
3416(general-purpose)X
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834(toolkits)X
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3 f
576 3464(2.1.)N
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1 f
776 3620(There)N
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857(tuning)X
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758(user)X
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896(construct)X
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3 f
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1 f
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3 f
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10 p
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2 f
1244(independently)X
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1817(at)X
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2832(capability,)X
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39 p
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1256(June)X
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40 p
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45 p
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