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- % Copyright (C) 1989, 1992, 1993 Aladdin Enterprises. All rights reserved.
- %
- % This file is part of Ghostscript.
- %
- % Ghostscript is distributed in the hope that it will be useful, but
- % WITHOUT ANY WARRANTY. No author or distributor accepts responsibility
- % to anyone for the consequences of using it or for whether it serves any
- % particular purpose or works at all, unless he says so in writing. Refer
- % to the Ghostscript General Public License for full details.
- %
- % Everyone is granted permission to copy, modify and redistribute
- % Ghostscript, but only under the conditions described in the Ghostscript
- % General Public License. A copy of this license is supposed to have been
- % given to you along with Ghostscript so you can know your rights and
- % responsibilities. It should be in a file named COPYING. Among other
- % things, the copyright notice and this notice must be preserved on all
- % copies.
-
- % Initialization file for the interpreter.
- % When this is run, systemdict is still writable.
-
- % Comment lines of the form
- % %% Replace <n> <file(s)>
- % indicate places where the next <n> lines should be replaced by
- % the contents of <file(s)>, when creating a single merged init file.
-
- % Check the interpreter revision. NOTE: the interpreter code requires
- % that the first non-comment token in this file be an integer.
- 261
- dup revision ne
- { (gs: Interpreter revision \() print revision 10 string cvs print
- (\) does not match gs_init.ps revision \() print 10 string cvs print
- (\).\n) print flush 1 .quit
- }
- if pop
-
- % Define true and false.
- systemdict begin
- /true 0 0 eq def
- /false 0 1 eq def
- end
-
- % Acquire userdict.
- currentdict dup 200 .setmaxlength % userdict
- systemdict begin
- /userdict exch def
-
- % Acquire the debugging flags.
- currentdict /DEBUG known /DEBUG exch def
- /VMDEBUG
- DEBUG {{print ( ) print vmstatus pop ( ) cvs print pop ( ) print
- systemdict length ( ) cvs print (\n) print flush}}
- {{pop}} ifelse
- def
- currentdict /DISKFONTS known /DISKFONTS exch def
- currentdict /ESTACKPRINT known /ESTACKPRINT exch def
- currentdict /NOBIND known /NOBIND exch def
- /.bind /bind load def
- NOBIND { /bind { } def } if
- currentdict /NOCACHE known /NOCACHE exch def
- currentdict /NODISPLAY known not /DISPLAYING exch def
- currentdict /NOPAUSE known /NOPAUSE exch def
- currentdict /NOPLATFONTS known /NOPLATFONTS exch def
- currentdict /OUTPUTFILE known % obsolete
- { /OutputFile /OUTPUTFILE load def
- currentdict /OUTPUTFILE undef
- } if
- currentdict /QUIET known /QUIET exch def
- currentdict /SAFER known /SAFER exch def
- currentdict /WRITESYSTEMDICT known /WRITESYSTEMDICT exch def
-
- % Acquire environment variables.
- currentdict /DEVICE known not
- { (GS_DEVICE) getenv { /DEVICE exch def } if } if
-
- QUIET not { (Initializing... ) print flush } if
-
- (START) VMDEBUG
-
- % Acquire the standard files.
- /.stdin (%stdin) (r) file def
- /.stdout (%stdout) (w) file def
- /.stderr (%stderr) (w) file def
-
- % Turn on array packing for the rest of initialization.
- true setpacking
-
- % Define a procedure for skipping over an unneeded section of code.
- % This avoids allocating space for the skipped procedures.
- /.skipeof % string ->
- { { dup currentfile =string readline pop eq { exit } if } loop pop
- } bind def
-
- % Define a special version of def for making operator procedures.
- /odef
- {1 index exch .makeoperator def} bind def
-
- % Define predefined procedures substituting for operators,
- % in alphabetical order.
-
- userdict /#copies 1 put
- /[ /mark load def
- /] {counttomark array astore exch pop} odef
- /abs {dup 0 lt {neg} if} odef
- /copypage
- { 1 false .outputpage
- (>>copypage, press <return> to continue<<\n) .confirm
- } odef
- /defaultmatrix
- {currentdevice exch deviceinitialmatrix} odef
- /.echo /echo load def
- userdict /.echo.mode true put
- /echo {dup /.echo.mode exch store .echo} odef
- /eexec
- { 55665 .filter_eexecDecode
- cvx systemdict begin stopped
- % Only pop systemdict if it is still the top element,
- % because this is apparently what Adobe interpreters do.
- currentdict systemdict eq { end } if
- { stop } if
- } bind def
- /executive
- { { prompt
- { (%statementedit) (r) file } stopped { exit } if
- cvx execute
- } loop
- } odef
- /framedevice
- {.stderr (Warning: framedevice is an obsolete operator.\n) writestring
- .stderr flushfile
- pop pop pop setmatrix initclip} odef
- /handleerror
- {errordict /handleerror get exec} bind def
- /identmatrix
- {{1.0 0.0 0.0 1.0 0.0 0.0} cvlit exch copy} odef
- /initgraphics
- {initmatrix newpath initclip 1 setlinewidth 0 setlinecap 0 setlinejoin
- [] 0 setdash 0 setgray 10 setmiterlimit} odef
- /initmatrix
- {.tempmatrix defaultmatrix setmatrix} odef
- /languagelevel 1 def % we don't have full Level 2
- /matrix {6 array identmatrix} odef
- /prompt {flush flushpage
- (GS) print count 0 ne
- {(<) print count =only}
- if (>) print flush} bind def
- /pstack {0 1 count 3 sub {index ==} for} def
- /quit {0 .quit} odef
- /run {dup type /filetype eq
- { true }
- { findlibfile { exch pop true } { false } ifelse }
- ifelse
- {cvx execute}
- {(r) file} % let the error happen
- ifelse} odef
- /showpage
- { #copies true .outputpage
- (>>showpage, press <return> to continue<<\n) .confirm
- erasepage initgraphics
- } odef
- % Code output by Adobe Illustrator relies on the fact that
- % `stack' is a procedure, not an operator!!!
- /stack {0 1 count 3 sub {index =} for} bind def
- /start { executive } def
- % This interpreter is compatible with PostScript "version" 54.0 (I think).
- /version (54.0) def
-
- % Provide semi-fake but usable definitions for some of
- % the color PostScript extensions.
- /setcolorscreen {
- setscreen 9 {pop} repeat
- } odef
- /currentcolorscreen {
- currentscreen 3 copy 6 copy
- } odef
-
- % Define some additional built-in procedures (beyond the ones defined by
- % the PostScript Language Reference Manual).
- % Warning: these are not guaranteed to stay the same from one Ghostscript
- % release to the next!
-
- /concatstrings
- { exch dup length 2 index length add string % str2 str1 new
- dup dup 4 2 roll copy % str2 new new new1
- length 4 -1 roll putinterval
- } bind def
- /copyarray
- { dup length array copy } bind def
- /copystring
- { dup length string copy } bind def
- /.dicttomark % (the Level 2 >> operator)
- { counttomark 2 idiv dup dict begin
- { def } repeat pop currentdict end
- } bind def
- /finddevice
- { systemdict /devicedict get exch get } bind def
- /.growdict % grow a dictionary
- { dup length 3 mul 2 idiv 1 add .setmaxlength
- } bind def
- /.growput % put, grow the dictionary if needed
- { 2 index length 3 index maxlength eq
- { 3 copy pop known not { 2 index .growdict } if
- } if
- put
- } bind def
- /selectdevice
- { finddevice setdevice } bind def
- /signalerror % object errorname
- { errordict exch get exec } bind def
-
- % Define =string, which is used by some PostScript programs even though
- % it isn't documented anywhere.
- /=string 128 string def
-
- % Define the =[only] procedures. Also define =print,
- % which is used by some PostScript programs even though
- % it isn't documented anywhere.
- /= { =only (\n) print } bind def
- /=only { { =string cvs } stopped { pop pop (--nostringval--) } if print } bind def
- /=print /=only load def
- % Temporarily define == as = for the sake of run0.
- /== /= load def
-
- % Define the filter operator.
-
- /.filterstring (.filter_01234567890123456789) def
- /.filterstring1 .filterstring 8 .filterstring length 8 sub getinterval def
- /filter
- { //.filterstring exch 0 exch
- //.filterstring1 cvs length 8 add getinterval cvn load exec
- } odef
- systemdict /.filter_LZWEncode undef % per FSF
-
- % Define procedures for getting and setting the current device resolution.
-
- /gsgetdeviceprop
- { 1 index getdeviceprops
- { 1 index counttomark 1 add index eq { exit } if pop pop } loop
- dup mark eq % if true, not found
- { pop dup /undefined signalerror }
- { counttomark 1 add 1 roll cleartomark exch pop exch pop }
- ifelse
- } bind def
- /gscurrentresolution
- { currentdevice /HWResolution gsgetdeviceprop
- } bind def
- /gssetresolution
- { 2 array astore mark exch /HWResolution exch
- currentdevice copydevice putdeviceprops setdevice
- } bind def
-
- % Define auxiliary procedures needed for the above.
- /shellarguments % -> shell_arguments true (or) false
- { /ARGUMENTS where
- { /ARGUMENTS get dup type /arraytype eq
- { aload pop /ARGUMENTS null store true }
- { pop false }
- ifelse }
- { false } ifelse
- } bind def
- /.confirm
- {DISPLAYING NOPAUSE not and
- {% Print a message and wait for the user to type something.
- % If the user just types a newline, flush it.
- print flush
- .echo.mode false echo
- .stdin dup read
- {dup (\n) 0 get eq {pop pop} {unread} ifelse} {pop} ifelse
- echo}
- {pop} ifelse} bind def
- /.identmatrix % a read-only identity matrix
- matrix readonly def
- /.tempmatrix % a temporary matrix
- matrix def
-
- % Define the procedure used by the C executive for executing user input,
- % and also by the run operator.
- % This is called with a procedure or file on the operand stack.
- /execute
- {stopped $error /newerror get and {handleerror} if} odef
- % Define an execute analogue of run0.
- /execute0
- {stopped $error /newerror get and {handleerror flush 1 .quit} if} bind def
-
- % Define a special version of `run' that aborts on errors.
- /run0
- { dup /.currentfilename exch def
- { findlibfile not { stop } if }
- stopped
- { (Can't find initialization file ) print
- .currentfilename == flush 1 .quit
- } if
- exch pop cvx stopped
- { (While reading ) print .currentfilename print (:\n) print flush
- handleerror 1 .quit
- } if
- } bind def
- % Temporarily substitute it for the real `run'.
- /.run /run load def
- /run /run0 load def
-
- % If we want a "safer" system, disable some obvious ways to cause havoc.
- SAFER not { (%END SAFER) .skipeof } if
- /file
- { dup (r) eq
- { file }
- { /invalidfileaccess signalerror }
- ifelse
- } bind odef
- /renamefile { /invalidfileaccess signalerror } odef
- /deletefile { /invalidfileaccess signalerror } odef
- %END SAFER
-
- % Create the error handling machinery.
- % The interpreter has created the ErrorNames array.
- % Define $error.
- /$error 11 dict def % newerror, errorname, command, errorinfo,
- % ostack, estack, dstack, recordstacks,
- % binary, .inerror, position
- $error begin
- /newerror false def
- /recordstacks true def
- /binary false def
- /.inerror false def
- /position null def
- end
- % Define errordict. It has one entry per error name,
- % plus handleerror and .printerror.
- /errordict ErrorNames length 2 add dict def
- % Define the standard error handlers. When they are invoked,
- % the top element of the o-stack is the error name;
- % the next element is the offending command.
- errordict begin
- { //$error /.inerror get .instopped not or
- { (Unrecoverable error: ) print =only flush
- ( in ) print = flush
- count 0 gt
- { (Operand stack:\n ) print
- 0 1 count 3 sub { ( ) print index =only flush } for
- (\n) print flush
- } if
- 1 .quit
- } if % detect error recursion
- $error /.inerror true put
- $error /newerror true put
- $error exch /errorname exch put
- $error exch /command exch put
- $error /dstack undef
- $error /estack undef
- $error /ostack undef
- $error /recordstacks get $error /errorname get /VMerror ne and
- { $error /dstack countdictstack array dictstack put
- $error /estack countexecstack array execstack put
- count array astore dup $error exch /ostack exch put
- aload pop
- } if
- $error /position currentfile status
- { errordict /ioerror get
- errordict /ioerror { pop stop } put
- currentfile { fileposition } stopped { pop null } if
- errordict /ioerror 4 -1 roll put
- }
- { null
- }
- ifelse put
- $error /.inerror false put
- stop
- } bind
- ErrorNames
- { [ 1 index 3 index /exec load ] cvx def
- } forall
- pop
- end
- % Define the standard handleerror. We break out the printing procedure
- % (.printerror) so that it can be extended for binary output
- % if the Level 2 facilities are present.
- errordict begin
- /.printerror
- { (Error: ) print
- $error begin
- errorname ==only flush
- ( in ) print
- /command load ==only flush
- currentdict /ostack known
- { (\nOperand stack:\n ) print ostack { ( ) print ==only } forall
- } if
- currentdict /estack known
- { (\nExecution stack:\n ) print
- estack { ( ) print ESTACKPRINT { ==only } { =only } ifelse } forall
- } if
- currentdict /dstack known
- { (\nDictionary stack:\n ) print dstack
- { dup ( ) print length =only (/) print maxlength =only } forall
- } if
- (\n) print
- errorname /VMerror eq
- { (VM status:) print mark vmstatus
- counttomark { ( ) print counttomark -1 roll dup =only } repeat
- cleartomark (\n) print
- } if
- position null ne
- { (Current file position is ) print position = }
- if
- /newerror false def
- end
- flush
- } bind def
- /handleerror
- { errordict /.printerror get exec
- .instopped {stop} if
- } bind def
- end
-
- % Define the [write]==[only] procedures.
- /== {==only (\n) print} bind def
- /==only {.stdout exch write==only} bind def
- /write==
- {2 copy write==only pop (\n) writestring} bind def
- /.dict 16 dict dup
- begin def
- /.cvp {=string cvs .p} bind def
- % /.f {the_output_file} def
- /.nop {(-) .p type .cvp (-) .p} bind def
- /.p {.f exch writestring} bind def
- /.print
- {dup type .dict exch known
- {dup type exec} {.nop} ifelse
- } bind def
- /integertype /.cvp load def
- /nulltype { pop (null) .p } bind def
- /realtype /.cvp load def
- /booleantype /.cvp load def
- /nametype
- {dup xcheck not {(/) .p} if
- dup length =string length gt
- {dup length string}
- {=string}
- ifelse cvs .p} bind def
- /arraytype
- {dup rcheck
- {dup xcheck {(})({)} {(])([)} ifelse .p
- exch () exch
- {exch .p .print ( )} forall pop .p}
- {.nop}
- ifelse} bind def
- /operatortype
- {(--) .p .cvp (--) .p} bind def
- /packedarraytype /arraytype load def
- % /.ch {a_character} def
- /stringtype
- {dup rcheck
- {(\() .p
- {dup dup 32 lt exch 127 ge or
- {(\\) .p 8#1000 add 8 =string cvrs 1 3 getinterval .p}
- {dup dup -2 and 40 eq exch 92 eq or {(\\) .p} if
- .f exch write}
- ifelse}
- forall (\)) .p}
- {.nop}
- ifelse} bind def
- {//.dict begin exch cvlit /.f exch def .print end}
- bind cvx
- end
- /write==only exch def
-
- (END PROCS) VMDEBUG
-
- % Define the font directory.
- % Make it big to leave room for transformed fonts.
- /FontDirectory 100 dict def
-
- % Define the standard encoding vector.
- /StandardEncoding
- % \00x
- /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef
- /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef
- /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef
- /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef
- % \04x
- /space /exclam /quotedbl /numbersign
- /dollar /percent /ampersand /quoteright
- /parenleft /parenright /asterisk /plus
- /comma /hyphen /period /slash
- /zero /one /two /three
- /four /five /six /seven
- /eight /nine /colon /semicolon
- /less /equal /greater /question
- % \10x
- /at /A /B /C /D /E /F /G
- /H /I /J /K /L /M /N /O
- /P /Q /R /S /T /U /V /W
- /X /Y /Z /bracketleft /backslash /bracketright /asciicircum /underscore
- % \14x
- /quoteleft /a /b /c /d /e /f /g
- /h /i /j /k /l /m /n /o
- /p /q /r /s /t /u /v /w
- /x /y /z /braceleft /bar /braceright /asciitilde /.notdef
- % \20x
- /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef
- /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef
- /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef
- /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef
- % \24x
- /.notdef /exclamdown /cent /sterling
- /fraction /yen /florin /section
- /currency /quotesingle /quotedblleft /guillemotleft
- /guilsinglleft /guilsinglright /fi /fl
- /.notdef /endash /dagger /daggerdbl
- /periodcentered /.notdef /paragraph /bullet
- /quotesinglbase /quotedblbase /quotedblright /guillemotright
- /ellipsis /perthousand /.notdef /questiondown
- % \30x
- /.notdef /grave /acute /circumflex /tilde /macron /breve /dotaccent
- /dieresis /.notdef /ring /cedilla /.notdef /hungarumlaut /ogonek /caron
- /emdash /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef
- /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef
- % \34x
- /.notdef /AE /.notdef /ordfeminine /.notdef /.notdef /.notdef /.notdef
- /Lslash /Oslash /OE /ordmasculine /.notdef /.notdef /.notdef /.notdef
- /.notdef /ae /.notdef /.notdef /.notdef /dotlessi /.notdef /.notdef
- /lslash /oslash /oe /germandbls /.notdef /.notdef /.notdef /.notdef
- 256 packedarray def
- 0 StandardEncoding .registerencoding
-
- % Define the ISO Latin-1 encoding vector.
- % The first half is the same as the standard encoding,
- % except for minus instead of hyphen at code 055.
- /ISOLatin1Encoding
- StandardEncoding 0 45 getinterval aload pop
- /minus
- StandardEncoding 46 82 getinterval aload pop
- %*** NOTE: the following are missing in the Adobe documentation,
- %*** but appear in the displayed table:
- %*** macron at 0225, dieresis at 0230, cedilla at 0233, space at 0240.
- % \20x
- /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef
- /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef
- /dotlessi /grave /acute /circumflex /tilde /macron /breve /dotaccent
- /dieresis /.notdef /ring /cedilla /.notdef /hungarumlaut /ogonek /caron
- % \24x
- /space /exclamdown /cent /sterling
- /currency /yen /brokenbar /section
- /dieresis /copyright /ordfeminine /guillemotleft
- /logicalnot /hyphen /registered /macron
- /degree /plusminus /twosuperior /threesuperior
- /acute /mu /paragraph /periodcentered
- /cedilla /onesuperior /ordmasculine /guillemotright
- /onequarter /onehalf /threequarters /questiondown
- % \30x
- /Agrave /Aacute /Acircumflex /Atilde
- /Adieresis /Aring /AE /Ccedilla
- /Egrave /Eacute /Ecircumflex /Edieresis
- /Igrave /Iacute /Icircumflex /Idieresis
- /Eth /Ntilde /Ograve /Oacute
- /Ocircumflex /Otilde /Odieresis /multiply
- /Oslash /Ugrave /Uacute /Ucircumflex
- /Udieresis /Yacute /Thorn /germandbls
- % \34x
- /agrave /aacute /acircumflex /atilde
- /adieresis /aring /ae /ccedilla
- /egrave /eacute /ecircumflex /edieresis
- /igrave /iacute /icircumflex /idieresis
- /eth /ntilde /ograve /oacute
- /ocircumflex /otilde /odieresis /divide
- /oslash /ugrave /uacute /ucircumflex
- /udieresis /yacute /thorn /ydieresis
- 256 packedarray def
- 1 ISOLatin1Encoding .registerencoding
-
- % Define stubs for the Symbol and Dingbats encodings.
- userdict begin
- %% Replace 3 (gs_sym_e.ps)
- /SymbolEncoding
- { userdict begin (gs_sym_e.ps) run /SymbolEncoding load end
- } bind def
- %% Replace 3 (gs_dbt_e.ps)
- /DingbatsEncoding
- { userdict begin (gs_dbt_e.ps) run /DingbatsEncoding load end
- } bind def
- end
-
- (END FONTDIR/ENCS) VMDEBUG
-
- % Construct a dictionary of all available devices.
- mark
- % Loop until the getdevice gets a rangecheck.
- 0 { {dup getdevice exch 1 add} loop} stopped pop
- dict /devicedict exch def
- devicedict begin % 2nd copy of count is on stack
- { dup /Name gsgetdeviceprop cvn dup 3 -1 roll def
- counttomark 1 roll
- } repeat
- end
- ] /devicenames exch def
- $error /newerror false put % remove error indication
-
- (END DEVS) VMDEBUG
-
- % Define statusdict, for the benefit of programs
- % that think they are running on a LaserWriter or similar printer.
- %% Replace 1 (gs_statd.ps)
- (gs_statd.ps) run
-
- (END STATD) VMDEBUG
-
- % Load the standard font environment.
- %% Replace 1 (gs_fonts.ps)
- (gs_fonts.ps) run
-
- (END GS_FONTS) VMDEBUG
-
- % Load the initialization files for optional features.
- %% Replace 4 INITFILES
- systemdict /INITFILES known
- { INITFILES { dup run VMDEBUG } forall
- }
- if
-
- % If Level 2 functionality is implemented, enable it now.
- /.setlanguagelevel where { pop 2 .setlanguagelevel } if
-
- % Create a null font. This is the initial font.
- 8 dict dup begin
- /FontMatrix [ 1 0 0 1 0 0 ] def
- /FontType 3 def
- /FontName () def
- /Encoding StandardEncoding def
- /FontBBox { 0 0 0 0 } def % executable is bogus, but customary ...
- /BuildChar { pop pop 0 0 setcharwidth } bind def
- /PaintType 0 def % shouldn't be needed!
- end
- /NullFont exch definefont setfont
- % Define NullFont as the font, but remove it from FontDirectory.
- /NullFont currentfont def
- FontDirectory /NullFont undef
-
- (END FONTS) VMDEBUG
-
- % Restore the real definition of run.
- /run /.run load def
- currentdict /.run undef
-
- % Bind all the operators defined as procedures.
- /.bindoperators % binds operators in currentdict
- { % Temporarily disable the typecheck error.
- errordict /typecheck errordict /typecheck get
- errordict /typecheck { pop } put % pop the command
- currentdict
- { dup type /operatortype eq
- { % This might be a real operator, so bind might cause a typecheck,
- % but we've made the error a no-op temporarily.
- .bind % do a real bind even if NOBIND is set
- }
- if pop pop
- } forall
- put
- } def
- NOBIND not { .bindoperators } if
-
- % Establish a default environment.
-
- DISPLAYING not
- { nulldevice (%END DISPLAYING) .skipeof
- } if
- /defaultdevice 0 getdevice systemdict /DEVICE known
- { pop devicedict DEVICE known not
- { (Unknown device: ) print DEVICE =
- flush 1 .quit
- }
- if DEVICE finddevice
- }
- if def
- defaultdevice
- systemdict /DEVICEWIDTH known
- systemdict /DEVICEHEIGHT known or
- systemdict /DEVICEWIDTHPOINTS known or
- systemdict /DEVICEHEIGHTPOINTS known or
- systemdict /DEVICEXRESOLUTION known or
- systemdict /DEVICEYRESOLUTION known or
- systemdict /PAPERSIZE known or
- not { (%END DEVICE) .skipeof } if
- systemdict /PAPERSIZE known
- { % Convert the paper size to device dimensions.
- true statusdict /.pagetypenames get
- { PAPERSIZE eq
- { PAPERSIZE load
- dup 0 get /DEVICEWIDTHPOINTS exch def
- 1 get /DEVICEHEIGHTPOINTS exch def
- pop false exit
- }
- if
- }
- forall
- { (Unknown paper size: ) print PAPERSIZE ==only (.\n) print
- }
- if
- }
- if
- % Adjust the device parameters per the command line.
- getdeviceprops .dicttomark begin
- 6 dict begin
- /dw HWSize 0 get def
- /dh HWSize 1 get def
- /dmat InitialMatrix def
- /dxres HWResolution 0 get def
- /dyres HWResolution 1 get def
- /DEVICEXRESOLUTION where
- { pop /drq DEVICEXRESOLUTION dxres div def
- 0 2 4
- { dup
- dmat exch get drq mul
- dmat 3 1 roll put
- }
- for
- dw drq mul round cvi /dw exch def
- /dxres DEVICEXRESOLUTION def
- }
- if
- /DEVICEYRESOLUTION where
- { pop /drq DEVICEYRESOLUTION dyres div def
- 1 2 5
- { dup
- dmat exch get drq mul
- dmat 3 1 roll put
- }
- for
- dh drq mul round cvi /dh exch def
- /dyres DEVICEYRESOLUTION def
- }
- if
- % Check for device sizes specified in pixels.
- /DEVICEWIDTH where
- { pop /dw DEVICEWIDTH def
- }
- if
- /DEVICEHEIGHT where
- { pop /dh DEVICEHEIGHT def
- }
- if
- % Check for device sizes specified in points.
- /DEVICEWIDTHPOINTS where
- { pop /dw DEVICEWIDTHPOINTS dxres mul 72 div round cvi def
- }
- if
- /DEVICEHEIGHTPOINTS where
- { pop /dh DEVICEHEIGHTPOINTS dyres mul 72 div round cvi def
- }
- if
- mark
- /HWSize [ dw dh ] /HWResolution [ dxres dyres ] /InitialMatrix dmat
- defaultdevice putdeviceprops
- end end
- %END DEVICE
- % Set any device properties defined on the command line.
- dup getdeviceprops
- counttomark 2 idiv
- { systemdict 2 index known
- { pop dup load counttomark 2 roll }
- { pop pop }
- ifelse
- } repeat
- systemdict /BufferSpace known
- systemdict /MaxBitmap known not and
- { /MaxBitmap BufferSpace
- } if
- counttomark dup 0 ne
- { 2 add -1 roll putdeviceprops }
- { pop pop }
- ifelse
- setdevice % does an erasepage
- %END DISPLAYING
-
- % Set the graphics state parameters that initgraphics doesn't initialize.
- 1 setflat
- { } setblackgeneration
- { pop 0 } setundercolorremoval
-
- (END DEVICE) VMDEBUG
-
- % Establish a default upper limit in the character cache,
- % namely, enough room for a 1/4" x 1/4" character at the resolution
- % of the default device, or for 3 x the "average" character size,
- % whichever is larger.
- mark
- % Compute limit based on character size.
- 18 18 dtransform % 1/4" x 1/4"
- exch abs cvi 31 add 32 idiv 4 mul % X raster
- exch abs cvi mul % Y
- % Compute limit based on allocated space.
- cachestatus 5 2 roll pop pop pop pop div 3 mul cvi exch pop
- max dup 10 idiv exch
- setcacheparams
- % Conditionally disable the character cache.
- NOCACHE { 1 setcachelimit } if
-
- (END CONFIG) VMDEBUG
-
- % Establish an appropriate halftone screen.
-
- 72 72 dtransform abs exch abs min % min(|dpi x|,|dpi y|)
- dup 150 lt systemdict /DITHERPPI known not and
- { % Low-res device, use ordered dither spot function
- % The following 'ordered dither' spot function was contributed by
- % Gregg Townsend. Thanks, Gregg!
- 16.001 div 0 % not 16: avoids rounding problems
- { 1 add 7.9999 mul cvi exch 1 add 7.9999 mul cvi 16 mul add <
- 0E 8E 2E AE 06 86 26 A6 0C 8C 2C AC 04 84 24 A4
- CE 4E EE 6E C6 46 E6 66 CC 4C EC 6C C4 44 E4 64
- 3E BE 1E 9E 36 B6 16 96 3C BC 1C 9C 34 B4 14 94
- FE 7E DE 5E F6 76 D6 56 FC 7C DC 5C F4 74 D4 54
- 01 81 21 A1 09 89 29 A9 03 83 23 A3 0B 8B 2B AB
- C1 41 E1 61 C9 49 E9 69 C3 43 E3 63 CB 4B EB 6B
- 31 B1 11 91 39 B9 19 99 33 B3 13 93 3B BB 1B 9B
- F1 71 D1 51 F9 79 D9 59 F3 73 D3 53 FB 7B DB 5B
- 0D 8D 2D AD 05 85 25 A5 0F 8F 2F AF 07 87 27 A7
- CD 4D ED 6D C5 45 E5 65 CF 4F EF 6F C7 47 E7 67
- 3D BD 1D 9D 35 B5 15 95 3F BF 1F 9F 37 B7 17 97
- FD 7D DD 5D F5 75 D5 55 FF 7F DF 5F F7 77 D7 57
- 02 82 22 A2 0A 8A 2A AA 00 80 20 A0 08 88 28 A8
- C2 42 E2 62 CA 4A EA 6A C0 40 E0 60 C8 48 E8 68
- 32 B2 12 92 3A BA 1A 9A 30 B0 10 90 38 B8 18 98
- F2 72 D2 52 FA 7A DA 5A F0 70 D0 50 F8 78 D8 58
- > exch get 256 div } % screen
- { } % transfer
- true % strokeadjust
- }
- { % Hi-res device, use 45 degree dot spot function.
- % 46 seems to be a good frequency value for printers
- % between 200 and 400 DPI. We set the frequency low enough
- % that we can be guaranteed at least a 4x4 pixel cell.
- systemdict /DITHERPPI known { DITHERPPI } { 46 } ifelse
- exch 4.01 div min
- 45
- % The following screen algorithm is used by permission of the author.
- { 1 add 180 mul cos 1 0.08 add mul exch 2 add 180 mul cos
- 1 0.08 sub mul add 2 div % (C) 1989 Berthold K.P. Horn
- } % screen
- % Set the transfer function to lighten up the grays.
- % We correct at the high end so that very light grays
- % don't disappear completely if they darken <1 screen pixel.
- { sqrt dup dup 0.9375 gt exch 0.995 lt and % > 15/16
- { currentscreen pop pop
- gsave initmatrix 72 exch div dup dtransform grestore
- cvi exch cvi mul abs % # of pixels in halftone cell
- 1 sub % tweak to avoid boundary
- 1 exch div 1 exch sub min
- }
- if
- }
- false % strokeadjust
- }
- ifelse
- 5 -3 roll bind setscreen
- exch settransfer
- /setstrokeadjust where { pop setstrokeadjust } { pop } ifelse
- initgraphics
- % The interpreter relies on there being at least 2 entries
- % on the graphics stack. Establish the second one now.
- gsave
-
- % Define some control sequences as no-ops.
- % This is a hack to get around problems
- % in some common PostScript-generating applications.
- (\004) cvn { } def % Apple job separator
- (\004\004) cvn { } def % two of the same
- (\033) cvn { } def % MS Windows LaserJet IV prologue
- (\004\033) cvn { } def % MS Windows LaserJet IV epilogue
-
- % Turn off array packing for interactive use.
- false setpacking
-
- % Close up systemdict.
- end
- WRITESYSTEMDICT not { systemdict readonly pop } if
-
- (END INIT) VMDEBUG
-
- % Print the welcome message.
-
- QUIET { (%END WELCOME) .skipeof } if
-
- (done.\n) print flush
-
- product print
- ( ) print revision 10 idiv 10 div =only
- revision 10 mod (.) print =only
- ( \() print revisiondate 100 idiv 100 mod =only
- (/) print revisiondate 100 mod =only
- (/) print revisiondate 10000 idiv =only
- (\)\n) print copyright print
- ( All rights reserved.\n) print
- product (Ghostscript) eq
- { (Ghostscript comes with NO WARRANTY: see the file COPYING for details.\n) print
- }
- if
-
- flush
-
- %END WELCOME
-
- % The interpreter will run the initial procedure (start).
-