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✏️ Editing: gs_cet.ps

% Set defaults for Ghostscript to match Adobe CPSI behaviour for CET

% skip if we've already run this -- based on fake "product"
systemdict /product get (PhotoPRINT SE 5.0v2) readonly eq
{
  (%END GS_CET) .skipeof
} if

% Note: this must be run at save level 0 and when systemdict is writeable
currentglobal //true setglobal
systemdict dup dup dup
/version (3017.102) readonly .forceput		% match CPSI 3017.102
/product (PhotoPRINT SE 5.0v2) readonly .forceput	% match CPSI 3017.102
/revision 0 put			% match CPSI 3017.103 Tek shows revision 5
/serialnumber dup {233640} readonly .makeoperator .forceput % match CPSI 3017.102 Tek shows serialnumber 1401788461

systemdict /.odef {           % <name> <proc> odef -
  1 index exch //.makeoperator def
} .bind .forceput          % this will be undefined at the end

300 .sethiresscreen	% needed for language switch build since it
                        % processes gs_init.ps BEFORE setting the resolution

0 array 0 setdash % CET 09-08 wants local setdash

/UNROLLFORMS //true def

(%.defaultbgrucrproc) cvn { } bind def

(%.defaultbgrucrproc) cvn load dup
setblackgeneration
setundercolorremoval
0 array cvx readonly dup dup dup setcolortransfer

% CPSI doesn't define "Localization" resource.
/Localization /Category undefineresource

% Quality Logic test 09-59.ps tries to set each listed /OutputDevice.
% This can cause problems with some devices (eg mswinpr2 on Windows)
% so for the CET files we define the OutputDevice resource as
% being empty. We need to redefine /.definecategory as that definition
% gets destroyed at the end of gs_res.ps
/OutputDevice /Category undefineresource

/.definecategory	% <name> -mark- <key1> ... <valuen> .definecategory -
 { counttomark 2 idiv 2 add		% .Instances, Category
   /Generic /Category findresource dup maxlength 3 -1 roll add
   dict .copydict begin
   counttomark 2 idiv { def } repeat pop	% pop the mark
   currentdict end /Category defineresource pop
 } bind def

/OutputDevice mark /InstanceType /dicttype .definecategory

% Redefine Font category to return -1 (unknown) VM usage
% in all cases to avoid differences between hosts.
/Font /Category findresource
dup length dict copy
dup
dup /.loadfontresource get
dup length array copy cvx
dup 1 0 put
dup 7 -1 put
/.loadfontresource exch put
/Font exch /Category defineresource pop

% Some previously compile time options such as USE_ADOBE_CMYK_RGB
% and GS_CHAR_FILL are now dynamic. Force CPSI compatibility.
//true .setCPSImode

% Some QL jobs (/23-12B.PS for example) do:
% '(%stdin) (r) file'
% expecting that they are being read from stdin.
% if that is not the case, they block waiting for input
% from stdin.
% This hooks the 'file' operator', so if a job tries to
% open %stdin, and we're *not* reading the job from stdin
% it'll return currentfile instead.
/ofile /file load def
/file
{
   1 index (%stdin) eq 2 index (%stdin%) eq or
   {
     ofile dup currentfile eq not
     {
       pop currentfile
     }if
   }
   {
     ofile
   } ifelse
} bind //.odef exec
currentdict /ofile undef

% One QL job (23-12B.PS) effectively does:
% (%stdin) (r) file 0 setfileposition
% expecting it to throw an ioerror (stdin not being a positionable
% stream.
% With the above 'file' hook, when running from a file
% rather than stdin, setfileposition will succeed, and we hit
% an infinite loop - '0 setfileposition' meaning we restart intepreting
% from the beginning of the file.
% Hook setfileposition to throw an error attempting to reposition
% the current file.
/osetfileposition /setfileposition load def
/setfileposition
{
    1 index currentfile eq
    {
        /setfileposition cvx /ioerror signalerror
    }
    {
      osetfileposition
    } ifelse
} bind //.odef exec
currentdict /osetfileposition undef

setglobal

% Remove all but the default page size (the 0 entry in the InputAttributes
% dictionary). This is usually 'letter'.
<<
% As we're removing all but the default, make sure we're
% using the default.
/PageSize currentpagedevice /InputAttributes get 0 get /PageSize get

currentpagedevice /InputAttributes get
1 1 2 index length 1 sub {
  1 index exch undef
} for
/InputAttributes exch
>>
setpagedevice

% Patch setsmoothness, currentsmoothness for a better view of shadings :
userdict /.smoothness currentsmoothness put
/setsmoothness {
   dup type dup /integertype eq exch /realtype eq or {
     userdict /.smoothness 3 2 roll cvr put
   } {
     /setsmoothness .systemvar /typecheck signalerror
   } ifelse
} bind //.odef exec
/currentsmoothness { userdict /.smoothness get } bind //.odef exec % for 09-55.PS, 09-57.PS .

% slightly nasty hack to give consistent cluster results
/ofnfa systemdict /filenameforall get def

/filenameforall
{
  2 index dup length 1 eq
  {
    (*) eq
    {
      3 -1 roll pop ( ) 3 1 roll
    } if
  }
  {
    pop
  } ifelse
  ofnfa
} bind def

systemdict /.odef .undef

% end of slightly nasty hack to give consistent cluster results
%END GS_CET

MR SKB