\input epsf
\input colormap
\nopagenumbers

% non-linear profile generated by an external utility
\def\fullmixture{%
0c3061f20c3061ed0c3061e80c3061e40c3060e00c3060dc0c3060d80c3060d5
0c3060d10c3060ce0c3060cb0c3060c80c3060c50c3060c20c3060bf0c3060bc
0c3060ba0c305fb70c305fb50c305fb20c305fb00c2f5fad0c2f5fab0c2f5fa9
0c2f5fa70c2f5ea50c2f5ea30c2f5ea00c2f5e9e0c2f5e9c0c2f5e9a0c2f5e99
0c2f5e970c2f5e950c2f5e930c2f5d910c2f5d8f0c2f5d8e0c2e5d8c0c2e5d8a
0c2e5d880c2e5c870c2e5c850c2e5c840c2e5c820c2e5c800c2e5c7f0b2e5c7d
0b2e5c7c0b2e5c7a0b2e5b790b2e5b770b2d5b760b2d5b740b2d5b730b2d5a72
0b2d5a700b2d5a6f0b2d5a6d0b2d5a6c0b2d5a6b0b2d5a6a0b2d5a680b2d5967
0b2d59660b2c59640b2c59630b2c58620b2c58610b2c58600b2c585e0b2c585d
0b2c585c0b2c585b0b2c575a0b2c57590b2b57570b2b57560b2b56550b2b5654
0b2b56530b2b56520b2b56510b2b56500b2b554f0b2b554e0b2a554d0b2a554c
0b2a544b0b2a544a0b2a54490b2a54480a2a54470a2a54460a2a53450a2a5344
0a2953430a2953420a2952410a2952400a29523f0a29523e0a29523d0a29513d
0a29513c0a28513b0a28503a0a2850390a2850380a2850370a2850370a284f36
0a284f350a274f340a274e330a274e320a274e320a274e310a274e300a274d2f
0a264d2f0a264d2e0a264c2d0a264c2c0a264c2b09264c2b09264b2a09264b29
09254b2909254a2809254a2709254a2609254a26092549250924492409244924
0924482309244822092448220924482109244720092347200923461f0923461e
0923461e0923461d0923451c0922451c0922441b0922441b0922441a08224419
0822431908214318082142180821421708214217082142160821411508204115
08204014082040140820401308203f13081f3f12081f3e12081f3e11081f3e10
081f3d10081e3d0f081e3c0f081e3c0e071e3c0e071e3b0d071d3b0d071d3a0c
071d3a0c071d3a0b071d390b071c390b071c380a071c380a071c3709071b3709
071b3608071b3608071b3607071b3507071a3406071a3406061a3406061a3305
0619330506193204061932040619310306183103061830030618300206182f02
06172e0206172e0106172e0106162d0006162c0005162c0005162b0005152b00
05152a0005152a00051429000514280005142800051427000513260005132600
0513250005122400041224000412230004112200041122000411210004102000
04102000040f1f00040f1e00040f1e00040e1d00040e1c00030e1b00030d1a00
030d1a00030c1900030c1800030b1700030b1600030b1500030a1400020a1300
02091200020911000208100002080f0002070e0002070d0002060c0001050b00
01050a0001040800010407000103060001020400000203000001020000000000
}%

\centerline{%
  \epsffile{gdansk.eps} % source EPS file
}

\kern10mm
\centerline{%
  \lingraymap[ .8 : 1 ]{\epsffile{gdansk.eps}}\quad % pale
  \lingraymap[ 1 : 0 ]{\epsffile{gdansk.eps}}%      % inversed
}

\kern10mm
\centerline{%
  \lincmykmap[ .2 .1 0 0 : 1 1 0 .5 ]{\epsffile{gdansk.eps}}\quad % blue
  \gencmykmap<\fullmixture>{\epsffile{gdansk.eps}}%               % duotone
}


\end


.