diff options
Diffstat (limited to 'Master/xemtex/gslib/docie.ps')
-rw-r--r-- | Master/xemtex/gslib/docie.ps | 219 |
1 files changed, 0 insertions, 219 deletions
diff --git a/Master/xemtex/gslib/docie.ps b/Master/xemtex/gslib/docie.ps deleted file mode 100644 index 010f48d8cd6..00000000000 --- a/Master/xemtex/gslib/docie.ps +++ /dev/null @@ -1,219 +0,0 @@ -% Copyright (C) 1995 Aladdin Enterprises. All rights reserved. -% -% This program is free software; you can redistribute it and/or modify it -% under the terms of the GNU General Public License as published by the -% Free Software Foundation; either version 2 of the License, or (at your -% option) any later version. -% -% This program is distributed in the hope that it will be useful, but -% WITHOUT ANY WARRANTY; without even the implied warranty of -% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General -% Public License for more details. -% -% You should have received a copy of the GNU General Public License along -% with this program; if not, write to the Free Software Foundation, Inc., -% 59 Temple Place, Suite 330, Boston, MA, 02111-1307. - -% $Id: docie.ps,v 1.2.6.1.2.1 2003/04/12 14:02:38 giles Exp $ -% docie.ps -% Emulate CIE algorithms in PostScript. - -% ---------------- Auxiliary procedures ---------------- % - -/r1default [0 1] def -/r3default [0 1 0 1 0 1] def - -/apply3 % <u> <v> <w> [<pu> <pv> <pw>] apply3 <u'> <v'> <w'> - { { 4 -1 roll exch exec } forall - } bind def - -/restrict % <u> <min> <max> restrict <u'> - { 3 1 roll .max .min - } bind def - -/restrict3 % <u> <v> <w> [<minu> ... <maxw>] restrict3 <u'> <v'> <w'> - { aload pop - 7 -1 roll 3 1 roll restrict 7 1 roll - 5 -1 roll 3 1 roll restrict 5 1 roll - restrict 3 1 roll - } bind def - -/rescale % <u> <min> <max> rescale <u'> - { 1 index sub 3 1 roll sub exch div 0 .max 1 .min - } bind def - -/rescale3 % <u> <v> <w> [<minu> ... <maxw>] rescale3 <u'> <v'> <w'> - { aload pop - 7 -1 roll 3 1 roll rescale 7 1 roll - 5 -1 roll 3 1 roll rescale 5 1 roll - rescale 3 1 roll - } bind def - -/mmult3 % <u> <v> <w> [<uu> <uv> ... <wv> <ww>] mmult3 - % <u'> <v'> <w'> - { 4 -1 roll dup dup 6 -1 roll dup dup 8 -1 roll dup dup - 10 -1 roll { 10 -1 roll mul } forall - % Stack: u1 v1 w1 u2 v2 w2 u3 v3 w3 - 4 -1 roll add 6 -1 roll add - % Stack: u1 v1 u2 v2 u3 v3 w' - 7 1 roll 3 -1 roll add 4 -1 roll add - % Stack: w' u1 u2 u3 v' - 5 1 roll add add 3 1 roll - } bind def - -/minvert3 % [<uu> <uv> ... <wv> <ww>] minvert3 - % [<uu'> <uv'> ... <wv'> <ww'>] - { 16 dict begin - aload pop { I H G F E D C B A } { exch def } forall - /coa E I mul F H mul sub def - /cob F G mul D I mul sub def - /coc D H mul E G mul sub def - /det A coa mul B cob mul add C coc mul add def - [ coa det div - C H mul B I mul sub det div - B F mul C E mul sub det div - cob det div - A I mul C G mul sub det div - C D mul A F mul sub det div - coc det div - B G mul A H mul sub det div - A E mul B D mul sub det div - ] - end - } bind def - -/print1 - { print dup == - } bind def - -/print3 - { print 3 array astore dup == aload pop - } bind def - -% ---------------- Mapping to XYZ ---------------- % - -/csmap % <csdict> <l> <m> <n> csmap <csdict> <x> <y> <z> - { 3 index /RangeLMN .knownget not { r3default } if restrict3 -DEBUG { (After RangeLMN Decode: ) print3 } if - 3 index /DecodeLMN .knownget { apply3 } if -DEBUG { (After DecodeLMN Decode: ) print3 } if - 3 index /MatrixLMN .knownget { mmult3 } if -DEBUG { (After MatrixLMN Decode: ) print3 } if - } bind def - -/csciea % <csdict> <a> csciea <csdict> <x> <y> <z> - { 1 index /RangeA .knownget not { r1default } if restrict -DEBUG { (After RangeA Decode: ) print1 } if - 1 index /DecodeA .knownget { exec } if -DEBUG { (After DecodeA Decode: ) print1 } if - 1 index /MatrixA .knownget - { { 1 index mul exch } forall pop } - { dup dup } - ifelse -DEBUG { (After MatrixA Decode: ) print3 } if - csmap - } bind def - -/cscieabc % <csdict> <a> <b> <c> cscieabc <csdict> <x> <y> <z> - { 3 index /RangeABC .knownget not { r3default } if restrict3 -DEBUG { (After RangeABC Decode: ) print3 } if - 3 index /DecodeABC .knownget { apply3 } if -DEBUG { (After DecodeABC Decode: ) print3 } if - 3 index /MatrixABC .knownget { mmult3 } if -DEBUG { (After MatrixABC Decode: ) print3 } if - csmap - } bind def - -% ---------------- Rendering from XYZ ---------------- % - -/lookup3 % <rtable> <a[0..1]> <b[0..1]> <c[0..1]> lookup3 - % <rtable> <bytes> - { 3 -1 roll 3 index 0 get 1 sub mul - 3 -1 roll 3 index 1 get 1 sub mul - 3 -1 roll 3 index 2 get 1 sub mul - % Stack: rtable ia ib ic -DEBUG { (RenderTable indices: ) print3 mark 5 1 roll } if - 3 -1 roll round cvi 3 index 3 get exch get - % Stack: rtable ib ic string - 3 -1 roll round cvi 3 index 2 get mul - % Stack: rtable ic string ib*nc - 3 -1 roll round cvi add 2 index 4 get mul - % Stack: rtable string index - 2 index 4 get getinterval - % Stack: rtable bytes -DEBUG { (RenderTable values: ) print (<) print (%stdout) (w) file 1 index writehexstring (>) = } if - } bind def - -/bpdefault [0 0 0] def - -/crmap % <csdict> <crdict> <x> <y> <z> crmap <v1> ... - { -DEBUG { (CIE XYZ = ) print3 } if - 3 index /MatrixPQR .knownget { mmult3 } if -DEBUG { (After MatrixPQR: ) print3 } if - 4 index /WhitePoint get - 5 index /BlackPoint .knownget not { bpdefault } if - 5 index /WhitePoint get - 6 index /BlackPoint .knownget not { bpdefault } if - 4 - { 4 -1 roll aload pop - % Stack: csdict crdict x y z pt pt pt px py pz - 3 copy 12 index /MatrixPQR .knownget { mmult3 } if 6 array astore - } - repeat - % Stack: csdict crdict x y z wps+ bps+ wpd+ bpd+ - 9 -1 roll pop % get rid of csdict - 7 4 roll - 7 index /TransformPQR get - { % Stack: crdict wps+ bps+ wpd+ bpd+ u v w proc - 8 copy exch pop exch pop - exec exch pop 4 -1 roll pop - } - forall - 7 3 roll pop pop pop pop % get rid of White/BlackPoints -DEBUG { (After TransformPQR: ) print3 } if - 3 index /MatrixPQR .knownget { minvert3 mmult3 } if -DEBUG { (After MatrixPQR': ) print3 } if - 3 index /MatrixLMN .knownget { mmult3 } if -DEBUG { (After MatrixLMN Encode: ) print3 } if - 3 index /EncodeLMN .knownget { apply3 } if -DEBUG { (After EncodeLMN Encode: ) print3 } if - 3 index /RangeLMN .knownget not { r3default } if restrict3 -DEBUG { (After RangeLMN Encode: ) print3 } if - 3 index /MatrixABC .knownget { mmult3 } if -DEBUG { (After MatrixABC Encode: ) print3 } if - 3 index /EncodeABC .knownget { apply3 } if -DEBUG { (After EncodeABC Encode: ) print3 } if - 3 index /RangeABC .knownget not { r3default } if - 5 -1 roll /RenderTable .knownget - { % Stack: u v w ranges rtable - 5 1 roll rescale3 -DEBUG { (Rescaled ABC: ) print3 } if - % Stack: rtable a b c - lookup3 - % Stack: rtable bytes - 0 1 3 index 4 get 1 sub - { % Stack: values rtable bytes c - 2 copy get 255 div - % Stack: values rtable bytes c v - 3 index 3 -1 roll 5 add get exec 3 1 roll - } - for pop pop -DEBUG { (After RenderTableT: ) print ] dup == aload pop } if - } - { restrict3 -DEBUG { (After RangeABC Encode: ) print3 } if - } - ifelse - } bind def - -% ---------------- Top level control ---------------- % - -/mapdict mark - /CIEBasedA { 1 get exch csciea currentcolorrendering 4 1 roll crmap } bind - /CIEBasedABC { 1 get 4 1 roll cscieabc currentcolorrendering 4 1 roll crmap } bind -.dicttomark def -/mapcie % <a> mapcie <v1> ... - % <a> <b> <c> mapcie <v1> ... - { currentcolorspace dup 0 get //mapdict exch get exec - } bind def |