⭐ 欢迎来到虫虫下载站! | 📦 资源下载 📁 资源专辑 ℹ️ 关于我们
⭐ 虫虫下载站

📄 clipplane.ps

📁 计算机图形学~想必是很多人需要的~在此共享一下
💻 PS
字号:
%!PS-Adobe-1.0%%Creator: splat:n8 (Nate Robins,,,,,,,<engr>)%%Title: stdin (ditroff)%%CreationDate: Tue Jul 22 19:14:18 1997%%EndComments% Start of psdit.pro -- prolog for ditroff translator% Copyright (c) 1985,1987 Adobe Systems Incorporated. All Rights Reserved. % GOVERNMENT END USERS: See Notice file in TranScript library directory% -- probably /usr/lib/ps/Notice% $Revision: 1.2 $/$DITroff 140 dict def $DITroff begin/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/PB{save /psv exch def currentpoint translate  resolution 72 div dup neg scale 0 0 moveto}def/PE{psv restore}def/m1 matrix def /m2 matrix def /m3 matrix def /oldmat matrix def/tan{dup sin exch cos div}bind def/point{resolution 72 div mul}bind def/dround	{transform round exch round exch itransform}bind 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}bind def/xS{/fontslant exch def F}bind def/s{/fontsize exch def /fontheight fontsize def F}bind def/f{/fontnum exch def F}bind 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}bind def/X{exch currentpoint exch pop moveto show}bind def/N{3 1 roll moveto show}bind def/Y{exch currentpoint pop exch moveto show}bind def/S /show load def/ditpush{}def/ditpop{}def/AX{3 -1 roll currentpoint exch pop moveto 0 exch ashow}bind def/AN{4 2 roll moveto 0 exch ashow}bind def/AY{3 -1 roll currentpoint pop exch moveto 0 exch ashow}bind def/AS{0 exch ashow}bind def/MX{currentpoint exch pop moveto}bind def/MY{currentpoint pop exch moveto}bind def/MXY /moveto load def/cb{pop}def	% action on unknown char -- nothing for now/n{}def/w{}def/p{pop showpage pagesave restore /pagesave save def}def/abspoint{currentpoint exch pop add exch currentpoint pop add exch}def/dstroke{currentpoint stroke moveto}bind def/Dl{2 copy gsave rlineto stroke grestore rmoveto}bind def/arcellipse{oldmat currentmatrix pop currentpoint translate 1 diamv diamh div scale /rad diamh 2 div def rad 0 rad -180 180 arc oldmat setmatrix}def/Dc{gsave dup /diamv exch def /diamh exch def arcellipse dstroke     grestore diamh 0 rmoveto}def/De{gsave /diamv exch def /diamh exch def arcellipse dstroke    grestore diamh 0 rmoveto}def/Da{currentpoint /by exch def /bx exch def /fy exch def /fx exch def   /cy exch def /cx exch def /rad cx cx mul cy cy mul add sqrt def   /ang1 cy neg cx neg atan def /ang2 fy fx atan def cx bx add cy by add   2 copy rad ang1 ang2 arcn stroke exch fx add exch fy add moveto}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}defend/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 .05 dm .16 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}defend% DIThacks fonts for some special chars50 dict dup begin/FontType 3 def/FontName /DIThacks def/FontMatrix [.001 0.0 0.0 .001 0.0 0.0] def/FontBBox [-220 -280 900 900] def% a lie but .../Encoding 256 array def0 1 255{Encoding exch /.notdef put}forEncoding 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 40 setlinewidth newpath 0 0 moveto gsave charproc grestore end}def/BuildChar load 0 DITfd put%/UniqueID 5 def/CharProcs 50 dict defCharProcs begin/space{}def/.notdef{}def/ru{500 0 rls}def/rn{0 750 moveto 500 0 rls}def/vr{20 800 moveto 0 -770 rls}def/bv{20 800 moveto 0 -1000 rls}def/br{20 770 moveto 0 -1040 rls}def/ul{0 -250 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{355 333 rmoveto currentpoint newpath 333 0 360 arc    50 setlinewidth stroke}def/lt{20 -200 moveto 0 550 rlineto currx 800 2cx s4 add exch s4 a4p stroke}def/lb{20 800 moveto 0 -550 rlineto currx -200 2cx s4 add exch s4 a4p stroke}def/rt{20 -200 moveto 0 550 rlineto currx 800 2cx s4 sub exch s4 a4p stroke}def/rb{20 800 moveto 0 -500 rlineto currx -200 2cx s4 sub exch s4 a4p stroke}def/lk{20 800 moveto 20 300 -280 300 s4 arcto pop pop 1000 sub    currentpoint stroke moveto    20 300 4 2 roll s4 a4p 20 -200 lineto stroke}def/rk{20 800 moveto 20 300 320 300 s4 arcto pop pop 1000 sub    currentpoint stroke moveto    20 300 4 2 roll s4 a4p 20 -200 lineto stroke}def/lf{20 800 moveto 0 -1000 rlineto s4 0 rls}def/rf{20 800 moveto 0 -1000 rlineto s4 neg 0 rls}def/lc{20 -200 moveto 0 1000 rlineto s4 0 rls}def/rc{20 -200 moveto 0 1000 rlineto s4 neg 0 rls}defend/Metrics 50 dict def Metrics begin/.notdef 0 def/space 500 def/ru 500 def/br 0 def/lt 250 def/lb 250 def/rt 250 def/rb 250 def/lk 250 def/rk 250 def/rc 250 def/lc 250 def/rf 250 def/lf 250 def/bv 250 def/ob 350 def/bu 350 def/ci 750 def/bx 750 def/sq 750 def/rn 500 def/ul 500 def/vr 0 defendDITfd 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} defendend/DIThacks exch definefont popditstart(psc)xT576 1 1 xr1(Times-Roman)xf 1 f2(Times-Italic)xf 2 f3(Times-Bold)xf 3 f4(Times-BoldItalic)xf 4 f5(Helvetica)xf 5 f6(Helvetica-Bold)xf 6 f7(Courier)xf 7 f8(Courier-Bold)xf 8 f9(Symbol)xf 9 f10(DIThacks)xf 10 f10 s1 fxi%%EndProlog%%Page: 1 110 s 0 xH 0 xS 1 f10 f96(h)Y24(hhh)X4176(h)X4200(hhh)X9 s1 f266 480(G)N268(GL)X322(LC)X368(CL)X418(LI)X464(IP)X490(PP)X532(PL)X574(LA)X620(AN)X674(NE)X728(E)X778(\()X780(\()X816(\))X818(\))X1885(U)X1887(UN)X1941(NI)X1995(IX)X2021(X)X2093(S)X2095(Sy)X2137(ys)X2175(st)X2205(te)X2227(em)X2261(m)X2337(V)X2339(V)X3434(G)X3436(GL)X3490(LC)X3536(CL)X3586(LI)X3632(IP)X3658(PP)X3700(PL)X3742(LA)X3788(AN)X3842(NE)X3896(E)X3946(\()X3948(\()X3984(\))X3986(\))X266 864(N)N268(NA)X322(AM)X376(ME)X442(E)X3 f10 s554 960(glClipPlane)N1 f9 f973(-)X1 f1037(specify)X1289(a)X1345(plane)X1539(against)X1786(which)X2002(all)X2102(geometry)X2425(is)X2498(clipped)X9 s266 1190(C)N268(C)X348(S)X350(SP)X392(PE)X434(EC)X480(CI)X530(IF)X556(FI)X598(IC)X624(CA)X674(AT)X728(TI)X774(IO)X800(ON)X854(N)X10 s554 1286(void)N3 f716(glClipPlane)X1 f1115(\()X1162(GLenum)X2 f1467(plane)X1 f1645(,)X1144 1382(const)N1333(GLdouble)X2 f1678(*equation)X1 f2018(\))X554 1574(delim)N756($$)X9 s266 1708(P)N268(PA)X310(AR)X364(RA)X414(AM)X468(ME)X534(ET)X580(TE)X626(ER)X672(RS)X722(S)X2 f10 s554 1804(plane)N1 f874(Speci\256es)X1233(which)X1499(clipping)X1832(plane)X2077(is)X2201(being)X2450(positioned.)X2894(Symbolic)X3271(names)X3547(of)X3685(the)X3854(form)X3 f874 1900(GL_CLIP_PLANE)N2 f1531(i)X1 f1553(,)X1601(where)X2 f1826(i)X1 f1876(is)X1957(an)X2061(integer)X2312(between)X2608(0)X2676(and)X3 f2820(GL_MAX_CLIP_PLANES)X1 f9 f3780(-)X1 f3824(1,)X3911(are)X874 1996(accepted.)N2 f554 2130(equation)N1 f874(Speci\256es)X1184(the)X1303(address)X1565(of)X1654(an)X1752(array)X1940(of)X2029(four)X2185(double-precision)X2746(\257oating-point)X3203(values.)X3470(These)X3684(values)X3911(are)X874 2226(interpreted)N1242(as)X1329(a)X1385(plane)X1579(equation.)X9 s266 2360(D)N268(DE)X322(ES)X368(SC)X410(CR)X460(RI)X510(IP)X536(PT)X578(TI)X624(IO)X650(ON)X704(N)X10 s554 2456(Geometry)N895(is)X968(always)X1211(clipped)X1467(against)X1714(the)X1832(boundaries)X2205(of)X2293(a)X2350(six-plane)X2665(frustum)X2935(in)X2 f3018(x)X1 f3054(,)X2 f3095(y)X1 f3131(,)X3172(and)X2 f3309(z)X1 f3340(.)X3 f3381(glClipPlane)X1 f3801(allows)X554 2552(the)N677(speci\256cation)X1107(of)X1199(additional)X1544(planes,)X1794(not)X1921(necessarily)X2303(perpendicular)X2770(to)X2857(the)X2 f2980(x)X1 f3016(,)X2 f3060(y)X1 f3096(,)X3140(or)X2 f3231(z)X1 f3286(axis,)X3459(against)X3710(which)X3930(all)X554 2648(geometry)N878(is)X952(clipped.)X1249(To)X1359(determine)X1701(the)X1820(maximum)X2166(number)X2433(of)X2522(additional)X2864(clipping)X3148(planes,)X3395(call)X3 f3533(glGetIntegerv)X1 f554 2744(with)N719(argument)X3 f1045(GL_MAX_CLIP_PLANES)X1 f1978(.)X2021(All)X2146(implementations)X2702(support)X2965(at)X3046(least)X3216(six)X3332(such)X3501(clipping)X3785(planes.)X554 2840(Because)N842(the)X960(resulting)X1260(clipping)X1542(region)X1767(is)X1840(the)X1958(intersection)X2352(of)X2439(the)X2557(de\256ned)X2813(half-spaces,)X3215(it)X3279(is)X3352(always)X3595(convex.)X3 f554 2974(glClipPlane)N1 f981(speci\256es)X1285(a)X1349(half-space)X1708(using)X1909(a)X1973(four-component)X2519(plane)X2722(equation.)X3067(When)X3 f3288(glClipPlane)X1 f3716(is)X3798(called,)X2 f554 3070(equation)N1 f856(is)X931(transformed)X1341(by)X1443(the)X1563(inverse)X1816(of)X1904(the)X2023(modelview)X2400(matrix)X2630(and)X2767(stored)X2984(in)X3067(the)X3186(resulting)X3487(eye)X3620(coordinates.)X554 3166(Subsequent)N948(changes)X1232(to)X1319(the)X1442(modelview)X1823(matrix)X2057(have)X2234(no)X2339(effect)X2548(on)X2654(the)X2778(stored)X3000(plane-equation)X3503(components.)X3956(If)X554 3262(the)N675(dot)X800(product)X1068(of)X1158(the)X1279(eye)X1414(coordinates)X1807(of)X1897(a)X1956(vertex)X2180(with)X2345(the)X2466(stored)X2685(plane)X2882(equation)X3181(components)X3591(is)X3667(positive)X3943(or)X554 3358(zero,)N733(the)X851(vertex)X1072(is)X2 f1145(in)X1 f1227(with)X1389(respect)X1637(to)X1719(that)X1859(clipping)X2141(plane.)X2375(Otherwise,)X2745(it)X2809(is)X2 f2882(out)X1 f2984(.)X554 3492(To)N721(enable)X1009(and)X1203(disable)X1508(clipping)X1848(planes,)X2151(call)X3 f2345(glEnable)X1 f2724(and)X3 f2918(glDisable)X1 f3311(with)X3531(the)X3707(argument)X3 f554 3588(GL_CLIP_PLANE)N2 f1211(i)X1 f1233(,)X1273(where)X2 f1490(i)X1 f1532(is)X1605(the)X1723(plane)X1917(number.)X554 3722(All)N676(clipping)X958(planes)X1183(are)X1302(initially)X1570(de\256ned)X1826(as)X1913(\(0,)X2020(0,)X2100(0,)X2180(0\))X2267(in)X2349(eye)X2481(coordinates)X2871(and)X3007(are)X3126(disabled.)X9 s266 3856(N)N268(NO)X322(OT)X376(TE)X422(ES)X468(S)X10 s554 3952(It)N623(is)X696(always)X939(the)X1057(case)X1216(that)X3 f1356(GL_CLIP_PLANE)X1 f2013($i$)X2135(=)X3 f2200(GL_CLIP_PLANE0)X1 f2917(+)X2982($i$.)X9 s266 4086(E)N268(ER)X314(RR)X364(RO)X414(OR)X468(RS)X518(S)X3 f10 s554 4182(GL_INVALID_ENUM)N1 f1361(is)X1434(generated)X1767(if)X2 f1836(plane)X1 f2034(is)X2107(not)X2229(an)X2325(accepted)X2627(value.)X3 f554 4316(GL_INVALID_OPERATION)N1 f1605(is)X1683(generated)X2021(if)X3 f2095(glClipPlane)X1 f2519(is)X2597(executed)X2908(between)X3201(the)X3324(execution)X3661(of)X3 f3753(glBegin)X1 f554 4412(and)N690(the)X808(corresponding)X1287(execution)X1619(of)X3 f1706(glEnd)X1 f1909(.)X9 s266 4546(A)N268(AS)X322(SS)X364(SO)X406(OC)X460(CI)X510(IA)X536(AT)X590(TE)X636(ED)X682(D)X766(G)X768(GE)X822(ET)X868(TS)X914(S)X3 f10 s554 4642(glGetClipPlane)N554 4738(glIsEnabled)N1 f981(with)X1143(argument)X3 f1466(GL_CLIP_PLANE)X2 f2123(i)X1 f9 s266 4872(S)N268(SE)X310(EE)X356(E)X432(A)X434(AL)X488(LS)X534(SO)X576(O)X3 f10 s554 4968(glEnable)N1 f266 6144(Page)N442(1)X3577(July)X3730(22,)X3850(1997)X10 f0 6428(h)N24(hhh)X4176(h)X4200(hhh)X1 p%%Trailerxtxs

⌨️ 快捷键说明

复制代码 Ctrl + C
搜索代码 Ctrl + F
全屏模式 F11
切换主题 Ctrl + Shift + D
显示快捷键 ?
增大字号 Ctrl + =
减小字号 Ctrl + -