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[ /Title (PostScript pictures: farbe.li.tu-berlin.de/fgo1/fgo1.htm)
/Author (compare K. Richter "Computergrafik ...": ISBN 3-8007-1775-1)
/Subject (goto: http://farbe.li.tu-berlin.de or http://color.li.tu-berlin.de)
/Keywords (image reproduction, colour devices)
/Creator (klaus.richter@mac.com)
/CreationDate (D:2024040112000)
/ModDate (D:20240401112000)
/DOCINFO pdfmark13
[ /View [ /Fit ]
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%*****************************************************************
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ix0 yhoe iyd 2 mul sub moveto
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TBL (luminance ) showea
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(The ) showea (Die ) showde
TIL
(Weber\255Fechner) show
TL (\255Gesetz\255Helligkeit ) showde
( law describes the lightness ) showea
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( ist eine ) showde TBIL (logarithmische ) showde TL (Funktion von ) showde
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TL (The ) showea (Die ) showde
TIL
(Stevens) show
TL (\255Gesetz\255Helligkeit ) showde
( law describes the lightness ) showea
TIL (L*) show -20 -30 rmoveto TV (CIELAB,U) show 0 30 rmoveto
TL ( as ) showea TBIL (potential ) showea TL (function of ) showea
( ist eine ) showde TBIL (Potenzfunktion ) showde TL (von ) showde
TIL (L) show 0 -30 rmoveto TV (rU) show 10 30 rmoveto
TL (=) show TIL (Y) show TL (/5.) show
ix0 yhod iyds 2 mul sub moveto
TL
%(IEC 61966\2552\2551 uses a similar potential function ) showea
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TBL ( = 116 ) show TBIL (L) show
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20 0 rmoveto TBL (-16 = c ) show
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TBIL (L) show
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20 0 rmoveto TBL (-16) show
TBL (, ) show
TBL (Approximation: ) showea
(N\344herung: ) showde
TBIL (L*) show -10 -30 rmoveto TBV (IEC,sRGB) show 0 30 rmoveto
TBL ( = 50 ) show TBIL (L) show
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%
5700 yhod iyds 2 mul sub moveto TL ([1]) show
ix0 yhod iyds 3.1 mul sub moveto
TL (The ) showea (Das ) showde
TIL
(Weber\255Fechner) show
TL (\255Gesetz ist \344quivalent zur Gleichung: ) showde
( law is equivalent to the equation: ) showea
SL (D) show TIL (L) show 0 -30 rmoveto TV (rU) show 0 30 rmoveto
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TIL (L) show 0 -30 rmoveto TV (rU) show 0 30 rmoveto
5700 yhod iyds 3.1 mul sub moveto TL ([2]) show
0 setgray
TL
ix0 yhod iyds 4.2 mul sub moveto
TIL
(Integration ) show
TL (leads to the logarithmic equation: ) showea
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TIL (L*) show 0 -30 rmoveto TV (rU) show 0 30 rmoveto
TL (=t) show
TV 0 -30 rmoveto (U) 0 30 rmoveto
20 0 rmoveto TL (log\050) show
TIL (L) show 0 -30 rmoveto TV (rU) show 0 30 rmoveto TL (\051.) show
5700 yhod iyds 4.2 mul sub moveto TL ([3]) show
ix0 yhod iyds 5.3 mul sub moveto
TIL
(Derivation ) showea
(Ableitung ) showde
TL (leads for ) showea
(f\374hrt f\374r ) showde
SL (D) show TIL (L*) show 0 -30 rmoveto TV (rU) show 0 30 rmoveto TL (=1 ) show
TL (to the linear equation: ) showea
(zur linearen Gleichung: ) showde
TIL (L) show 0 -30 rmoveto TV (nU) show 0 30 rmoveto
TL (/) show SL (D) show
TIL (L) show 0 -30 rmoveto TV (nU) show 0 30 rmoveto TL (=t=57.) show
5700 yhod iyds 5.3 mul sub moveto TL ([4]) show
ix0 yhod iyds 6.4 mul sub moveto
TL (For ) showea
(f\374r ) showde
TBIL (adjacent ) showea
(aneinandergrenzende ) showde
TL (colours in offices the standard contrast range is ) showea
(Farben im B\374ro ist der NormKontrastbereich ) showde
TBL (25:1) show TL (=90:3,6) show
(.) show
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%**********************************************************************
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%**********************************************************************
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%**********************************************************************
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%**********************************************************************
/proz_Y_L*_IECsRGB_U {%BEG proz_Y_L*_IECsRGB_U
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/L*ref YQ 1 2.4 div exp A_IECsRGB_U mul def
} bind def %END proz_Y_L*_IECsRGB_U
%**********************************************************************
/proz_Y_L*_TUBLOG_W {%BEG proz_Y_L*_TUBLOG_W
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%**********************************************************************
/proz_Y_L*_TUBLOG_U {%BEG proz_Y_L*_TUBLOG_U
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} bind def %END proz_Y_L*_TUBLOG_U
%**********************************************************************
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% p1 N D U H W P1
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/L_reWi 7 array def
0 1 6 {/i exch def %i=0,6
L_reUi i Y_refi i get 18 div put
L_reWi i Y_refi i get 90 div put
} for %i=0,6
%**********************************************************************
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/iyi 50 array def
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0 1 5 {/i exch def
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iy01i i get 2 eq {0 1 0 setrgbcolor} if
iy01i i get 3 eq {1 0 0 setrgbcolor} if
ixi i get ixs sub iyi 01 get ixs sub moveto
/ixd ixi i 1 add get ixi i get sub def
ixd 0 rlineto 0 iyd rlineto
ixd neg 0 rlineto closepath fill
} for
0 setgray
TBL
ixi 4 get iyi 00 get moveto
ispace 2 eq {(CIELAB) show 0 -50 rmoveto (W) show 0 50 rmoveto} if
ispace 3 eq {(CIELAB) show 0 -50 rmoveto (U) show 0 50 rmoveto} if
ispace 4 eq {(IECsRGB) show 0 -50 rmoveto (W) show 0 50 rmoveto} if
ispaca 1 eq {ixi 2 get iyi 00 get moveto
(IECsRGB) show 0 -50 rmoveto (W) show 0 50 rmoveto
ixi 2 get iyi 01 get moveto
(lightness) showea (Helligkeit) showde
} if
ixi 4 get iyi 01 get moveto (lightness) showea (Helligkeit) showde
ixi 5 get iyi 00 get moveto (TUBLOG) show
0 -50 rmoveto (U) show 0 50 rmoveto
ixi 5 get iyi 01 get moveto (lightness) showea (Helligkeit) showde
0 setgray
0 1 5 {/i exch def
iy02i i get 0 eq {1 1 1 setrgbcolor} if
iy02i i get 1 eq {1 1 0 setrgbcolor} if
iy02i i get 2 eq {0 1 0 setrgbcolor} if
iy02i i get 3 eq {1 0 0 setrgbcolor} if
ixi i get ixs sub iyi 02 get ixs sub moveto
/ixd ixi i 1 add get ixi i get sub def
ixd 0 rlineto 0 iyd rlineto
ixd neg 0 rlineto closepath fill
} for
0 1 5 {/i exch def
iy03i i get 0 eq {1 1 1 setrgbcolor} if
iy03i i get 1 eq {1 1 0 setrgbcolor} if
iy03i i get 2 eq {0 1 0 setrgbcolor} if
iy03i i get 3 eq {1 0 0 setrgbcolor} if
ixi i get ixs sub iyi 03 get ixs sub moveto
/ixd ixi i 1 add get ixi i get sub def
ixd 0 rlineto 0 iyd rlineto
ixd neg 0 rlineto closepath fill
} for
0 setgray
/xp 480 def
/yp 20 def
%L*
ispace 2 eq {ixi 4 get iyi 02 get 20 add moveto TBIL (L*) show
-20 -30 rmoveto TBV (CIELAB) show 0 30 rmoveto
0 -50 rmoveto (W) show 0 50 rmoveto} if
ispace 3 eq {ixi 4 get iyi 02 get 20 add moveto TBIL (L*) show
-20 -30 rmoveto TBV (CIELAB) show 0 30 rmoveto
0 -50 rmoveto (U) show 0 50 rmoveto} if
ispace 4 eq {ixi 4 get iyi 02 get 20 add moveto TBIL (L*) show
-20 -30 rmoveto TBV (IECsRGB) show 0 30 rmoveto
0 -50 rmoveto (W) show 0 50 rmoveto} if
ispaca 1 eq {ixi 2 get iyi 02 get 20 add moveto TBIL (L*) show
-20 -30 rmoveto TBV (IECsRGB) show 0 30 rmoveto
0 -50 rmoveto (W) show 0 50 rmoveto} if
%L*r
ixi 5 get iyi 02 get 20 add moveto
TBIL (L*) show -0 -30 rmoveto TBV (TUBLOG) show 0 30 rmoveto
0 -50 rmoveto (U) show 0 50 rmoveto
0 setgray
ispaca 0 eq {%ispaca=0
%[cd/m2]
ixi 2 get iyi 03 get moveto
%1 0 0 setrgbcolor
TBL ([cd/m) show 0 50 rmoveto TBV (2) show 0 -50 rmoveto
TBL (]) show
} if %ispaca=0
%=L/Lz
ixi 3 get iyi 03 get moveto
TBIL (=L/L) show 0 -30 rmoveto TBV (U) show 0 30 rmoveto
ispace 2 eq {%CIELAB_W
%=Lr(1/3)
ixi 4 get iyi 03 get moveto
-10 0 rmoveto TBL (=c) show
0 -30 rmoveto TBV (W) show 0 30 rmoveto
0 0 rmoveto TBIL (L) show
0 -30 rmoveto TBV (nW) show 0 30 rmoveto
0 50 rmoveto TBV (1/3) show 0 -50 rmoveto
0 0 rmoveto TBL (-16) show
} if
ispace 3 eq {%CIELAB_U
%=Lr(1/3)
ixi 4 get iyi 03 get moveto
TBL (=d) show
0 -30 rmoveto TBV (U) show 0 30 rmoveto
0 0 rmoveto TBIL (L) show
0 -30 rmoveto TBV (nU) show 0 30 rmoveto
0 50 rmoveto TBV (1/3) show 0 -50 rmoveto
0 0 rmoveto TBL (-16) show
} if
ispace 4 eq {%IECsRGB_W
%=Lr(1/2,4)
ixi 4 get iyi 03 get moveto
TBL (=s) show
0 -30 rmoveto TBV (W) show 0 30 rmoveto
20 0 rmoveto TBIL (L) show
0 -30 rmoveto TBV (nW) show 0 30 rmoveto
0 50 rmoveto TBV (1/2,4) show 0 -50 rmoveto
} if
ispaca 1 eq {%IECsRGB_W
%=Lr(1/2,4)
ixi 2 get iyi 03 get moveto
TBL (=s) show
0 -30 rmoveto TBV (W) show 0 30 rmoveto
20 0 rmoveto TBIL (L) show
0 -30 rmoveto TBV (nW) show 0 30 rmoveto
0 50 rmoveto TBV (1/2,4) show 0 -50 rmoveto
} if
%=k log(Lr)
ixi 5 get iyi 03 get moveto
TBL (=t) show
0 -30 rmoveto TBV (U) show 0 30 rmoveto
20 0 rmoveto TBL (log\050) show TBIL (L) show
0 -30 rmoveto TBV (nU) show 0 30 rmoveto
TBL (\051+52) show
0 setgray
%***********************************************************************
/iy1i 50 array def
/iytab1 2000 iyd 3.8 mul add def
%definition iy1i:10_23
0 1 6 {/i exch def %i=0,6
iy1i i 2 mul 10 add iytab1 i iyd2 mul sub put
iy1i i 2 mul 11 add iytab1 i iyd2 mul sub iyd sub 20 add put
} for %i=0,6
0 1 5 {/i exch def
iy10i i get 0 eq {1 1 1 setrgbcolor} if
iy10i i get 1 eq {1 1 0 setrgbcolor} if
iy10i i get 2 eq {0 1 0 setrgbcolor} if
iy10i i get 3 eq {1 0 0 setrgbcolor} if
ixi i get ixs sub iy1i 10 get ixs sub moveto
/ixd ixi i 1 add get ixi i get sub def
ixd 0 rlineto 0 iyd rlineto
ixd neg 0 rlineto closepath fill
} for
0 1 5 {/i exch def
iy11i i get 0 eq {1 1 1 setrgbcolor} if
iy11i i get 1 eq {1 1 0 setrgbcolor} if
iy11i i get 2 eq {0 1 0 setrgbcolor} if
iy11i i get 3 eq {1 0 0 setrgbcolor} if
ixi i get ixs sub iy1i 11 get ixs sub moveto
/ixd ixi i 1 add get ixi i get sub def
ixd 0 rlineto 0 iyd rlineto
ixd neg 0 rlineto closepath fill
} for
0 setgray
TL
ixi 0 get iy1i 10 get moveto ty10i 0 get show
ixi 1 get iy1i 10 get moveto ty10i 1 get show
ispaca 0 eq {ixi 2 get iy1i 10 get moveto ty10i 2 get show} if
ixi 3 get iy1i 10 get moveto ty10i 3 get show
ixi 0 get iy1i 11 get moveto ty11i 0 get show
ixi 1 get iy1i 11 get moveto ty11i 1 get show
ispaca 0 eq {ixi 2 get iy1i 11 get moveto ty11i 2 get show} if
ixi 3 get iy1i 11 get moveto ty11i 3 get show
TL
ixi 0 get iy1i 12 get moveto ty12i 0 get show
ixi 1 get iy1i 12 get moveto ty12i 1 get show
ispaca 0 eq {ixi 2 get iy1i 12 get moveto ty12i 2 get show} if
ixi 3 get iy1i 12 get moveto ty12i 3 get show
ixi 0 get iy1i 13 get moveto ty13i 0 get show
ixi 1 get iy1i 13 get moveto ty13i 1 get show
ispaca 0 eq {ixi 2 get iy1i 13 get moveto ty13i 2 get show} if
ixi 3 get iy1i 13 get moveto ty13i 3 get show
TL
ixi 0 get iy1i 14 get moveto ty14i 0 get show
ixi 1 get iy1i 14 get moveto ty14i 1 get show
ispaca 0 eq {ixi 2 get iy1i 14 get moveto ty14i 2 get show} if
ixi 3 get iy1i 14 get moveto ty14i 3 get show
ixi 0 get iy1i 15 get moveto ty15i 0 get show
ixi 1 get iy1i 15 get moveto ty15i 1 get show
ispaca 0 eq {ixi 2 get iy1i 15 get moveto ty15i 2 get show} if
ixi 3 get iy1i 15 get moveto ty15i 3 get show
0 1 5 {/i exch def
iy16i i get 0 eq {1 1 1 setrgbcolor} if
iy16i i get 1 eq {1 1 0 setrgbcolor} if
iy16i i get 2 eq {0 1 0 setrgbcolor} if
iy16i i get 3 eq {1 0 0 setrgbcolor} if
ixi i get ixs sub iy1i 16 get ixs sub moveto
/ixd ixi i 1 add get ixi i get sub def
ixd 0 rlineto 0 iyd rlineto
ixd neg 0 rlineto closepath fill
} for
0 1 5 {/i exch def
iy17i i get 0 eq {1 1 1 setrgbcolor} if
iy17i i get 1 eq {1 1 0 setrgbcolor} if
iy17i i get 2 eq {0 1 0 setrgbcolor} if
iy17i i get 3 eq {1 0 0 setrgbcolor} if
ixi i get ixs sub iy1i 17 get ixs sub moveto
/ixd ixi i 1 add get ixi i get sub def
ixd 0 rlineto 0 iyd rlineto
ixd neg 0 rlineto closepath fill
} for
0 setgray
TL
ixi 0 get iy1i 16 get moveto ty16i 0 get show
ixi 1 get iy1i 16 get moveto ty16i 1 get show
ispaca 0 eq {ixi 2 get iy1i 16 get moveto ty16i 2 get show} if
ixi 3 get iy1i 16 get moveto ty16i 3 get show
ixi 0 get iy1i 17 get moveto ty17i 0 get show
ixi 1 get iy1i 17 get moveto ty17i 1 get show
ispaca 0 eq {ixi 2 get iy1i 17 get moveto ty17i 2 get show} if
ixi 3 get iy1i 17 get moveto ty17i 3 get show
0 1 5 {/i exch def
iy18i i get 0 eq {1 1 1 setrgbcolor} if
iy18i i get 1 eq {1 1 0 setrgbcolor} if
iy18i i get 2 eq {0 1 0 setrgbcolor} if
iy18i i get 3 eq {1 0 0 setrgbcolor} if
ixi i get ixs sub iy1i 18 get ixs sub moveto
/ixd ixi i 1 add get ixi i get sub def
ixd 0 rlineto 0 iyd rlineto
ixd neg 0 rlineto closepath fill
} for
0 1 5 {/i exch def
iy19i i get 0 eq {1 1 1 setrgbcolor} if
iy19i i get 1 eq {1 1 0 setrgbcolor} if
iy19i i get 2 eq {0 1 0 setrgbcolor} if
iy19i i get 3 eq {1 0 0 setrgbcolor} if
ixi i get ixs sub iy1i 19 get ixs sub moveto
/ixd ixi i 1 add get ixi i get sub def
ixd 0 rlineto 0 iyd rlineto
ixd neg 0 rlineto closepath fill
} for
0 setgray
TL
ixi 0 get iy1i 18 get moveto ty18i 0 get show
ixi 1 get iy1i 18 get moveto ty18i 1 get show
ispaca 0 eq {ixi 2 get iy1i 18 get moveto ty18i 2 get show} if
ixi 3 get iy1i 18 get moveto ty18i 3 get show
ixi 0 get iy1i 19 get moveto ty19i 0 get show
ixi 1 get iy1i 19 get moveto ty19i 1 get show
ispaca 0 eq {ixi 2 get iy1i 19 get moveto ty19i 2 get show} if
ixi 3 get iy1i 19 get moveto ty19i 3 get show
0 1 5 {/i exch def
iy20i i get 0 eq {1 1 1 setrgbcolor} if
iy20i i get 1 eq {1 1 0 setrgbcolor} if
iy20i i get 2 eq {0 1 0 setrgbcolor} if
iy20i i get 3 eq {1 0 0 setrgbcolor} if
ixi i get ixs sub iy1i 20 get ixs sub moveto
/ixd ixi i 1 add get ixi i get sub def
ixd 0 rlineto 0 iyd rlineto
ixd neg 0 rlineto closepath fill
} for
0 1 5 {/i exch def
iy21i i get 0 eq {1 1 1 setrgbcolor} if
iy21i i get 1 eq {1 1 0 setrgbcolor} if
iy21i i get 2 eq {0 1 0 setrgbcolor} if
iy21i i get 3 eq {1 0 0 setrgbcolor} if
ixi i get ixs sub iy1i 21 get ixs sub moveto
/ixd ixi i 1 add get ixi i get sub def
ixd 0 rlineto 0 iyd rlineto
ixd neg 0 rlineto closepath fill
} for
0 setgray
TL
ixi 0 get iy1i 20 get moveto ty20i 0 get show
ixi 1 get iy1i 20 get moveto ty20i 1 get show
ispaca 0 eq {ixi 2 get iy1i 20 get moveto ty20i 2 get show} if
ixi 3 get iy1i 20 get moveto ty20i 3 get show
ixi 0 get iy1i 21 get moveto ty21i 0 get show
ixi 1 get iy1i 21 get moveto ty21i 1 get show
ispaca 0 eq {ixi 2 get iy1i 21 get moveto ty21i 2 get show} if
ixi 3 get iy1i 21 get moveto ty21i 3 get show
0 1 5 {/i exch def
iy22i i get 0 eq {1 1 1 setrgbcolor} if
iy22i i get 1 eq {1 1 0 setrgbcolor} if
iy22i i get 2 eq {0 1 0 setrgbcolor} if
iy22i i get 3 eq {1 0 0 setrgbcolor} if
ixi i get ixs sub iy1i 22 get ixs sub moveto
/ixd ixi i 1 add get ixi i get sub def
ixd 0 rlineto 0 iyd rlineto
ixd neg 0 rlineto closepath fill
} for
0 1 5 {/i exch def
iy23i i get 0 eq {1 1 1 setrgbcolor} if
iy23i i get 1 eq {1 1 0 setrgbcolor} if
iy23i i get 2 eq {0 1 0 setrgbcolor} if
iy23i i get 3 eq {1 0 0 setrgbcolor} if
ixi i get ixs sub iy1i 23 get ixs sub moveto
/ixd ixi i 1 add get ixi i get sub def
ixd 0 rlineto 0 iyd rlineto
ixd neg 0 rlineto closepath fill
} for
0 setgray
TL
ixi 0 get iy1i 22 get moveto ty22i 0 get show
ixi 1 get iy1i 22 get moveto ty22i 1 get show
ispaca 0 eq {ixi 2 get iy1i 22 get moveto ty22i 2 get show} if
ixi 3 get iy1i 22 get moveto ty22i 3 get show
ixi 0 get iy1i 23 get moveto ty23i 0 get show
ixi 1 get iy1i 23 get moveto ty23i 1 get show
ispaca 0 eq {ixi 2 get iy1i 23 get moveto ty23i 2 get show} if
ixi 3 get iy1i 23 get moveto ty23i 3 get show
TBL
ixi 0 get iyi 00 get moveto (Colour \050light) showea (Farbe \050Licht) showde
ixi 0 get iyi 01 get moveto (or paper\051) showea (oder Papier\051) showde
ixi 1 get iyi 00 get moveto (tristimu\255) showea (Norm\255) showde
ixi 1 get iyi 01 get moveto (lus values) showea (farbwert) showde
ispaca 0 eq {%ispaca=0
ixi 2 get iyi 00 get moveto (HDR display) showea (HDR\255Display\255) showde
ixi 2 get iyi 01 get moveto (luminance) showea (Leuchtdichte) showde
} if %spaca=0
ixi 3 get iyi 00 get moveto (relative) showea (relative) showde
ixi 3 get iyi 01 get moveto (luminance) showea (Leuchtdichte) showde
ixi 0 get iyi 02 get moveto (Contrast W:N) showea (Kontrast W:N) showde
ixi 1 get iyi 02 get moveto TBIL (Y) show
ispaca 0 eq {ixi 2 get iyi 02 get moveto TBIL (L) show} if
ixi 0 get iyi 03 get moveto TBL ((25:1=90:3,6)) show
ixi 1 get iyi 03 get moveto TL (\0505) show
0 40 rmoveto TV (0,5) show 0 -40 rmoveto
TL (=2,24) show
TL
ixi 0 get iy1i 10 get moveto (White P1) showea (Wei\337 P1) showde
ixi 0 get iy1i 11 get moveto ((light)) showea ((Licht)) showde
ixi 0 get iy1i 12 get moveto (White W \050fluo\255) showea
(Wei\337 W \050Fluo\255) showde
ixi 0 get iy1i 13 get moveto (recent paper\051) showea
(reszenspapier\051) showde
ixi 0 get iy1i 14 get moveto (light Grey H) showea (Hellgrau H) showde
ixi 0 get iy1i 15 get moveto ((paper)) showea ((Papier)) showde
ixi 0 get iy1i 16 get moveto (Grey U) showea (Grau U) showde
ixi 0 get iy1i 17 get moveto ((paper)) showea ((Papier)) showde
ixi 0 get iy1i 18 get moveto (dark Grey D) showea (Dunkelgrau D) showde
ixi 0 get iy1i 19 get moveto ((paper)) showea ((Papier)) showde
ixi 0 get iy1i 20 get moveto (Black N) showea (Schwarz N) showde
ixi 0 get iy1i 21 get moveto ((paper)) showea ((Papier)) showde
ixi 0 get iy1i 22 get moveto (Black p1) showea (Schwarz p1) showde
ixi 0 get iy1i 23 get moveto ((glossy paper)) showea ((Glanzpapier)) showde
0 1 6 {/i exch def %i=0,6
/Ynref Y_refi i get def
ispace 2 eq {proz_Y_L*_CIELAB_W} if
ispace 3 eq {proz_Y_L*_CIELAB_U} if
ispace 4 eq {proz_Y_L*_IECsRGB_W} if
L*refi i L*ref put
} for %i=0,6
ispace 2 eq {%CIELAB_W
TL
0 1 6 {/i exch def %i=0,6
/Ynref Y_refi i get def
proz_Y_L*_CIELAB_W
L*refi i L*ref put
ixi 4 get iy1i 23 i 2 mul sub get moveto TL (=c\050) show
L_reWi i get 0.005 add dup 10 lt {cvsshow2g}{cvishowr} ifelse %with rounding
(\051) show TV 0 50 rmoveto (1/3) show 0 -50 rmoveto TL (-16) show
ixi 4 get iy1i 22 i 2 mul sub get moveto
L*refi i get cvishow
(=) show L*refi i get 50 sub
dup 0 ge {() show}{(-) show} ifelse abs cvishow
(+50) show
} for
} if %CIELAB_W
ispace 3 eq {%CIELAB_U
TL
0 1 6 {/i exch def %i=0,6
/Ynref Y_refi i get def
proz_Y_L*_CIELAB_U
L*refi i L*ref put
ixi 4 get iy1i 23 i 2 mul sub get moveto TL (=c\050) show
L_reUi i get 0.005 add dup 10 lt {cvsshow2g}{cvishowr} ifelse %with rounding
(\051) show TV 0 50 rmoveto (1/3) show 0 -50 rmoveto TL (-16) show
ixi 4 get iy1i 22 i 2 mul sub get moveto
L*refi i get cvishow
(=) show L*refi i get 50 sub
dup 0 ge {() show}{(-) show} ifelse abs cvishow
(+50) show
} for %CIELAB_U
} if %CIELAB_U
ispace 4 eq {%IECsRGB_W
TL
0 1 6 {/i exch def %i=0,6
/Ynref Y_refi i get def
proz_Y_L*_IECsRGB_W
L*refi i L*ref put
ixi 4 get iy1i 23 i 2 mul sub get moveto TL (=s\050) show
L_reWi i get 0.005 add dup 10 lt {cvsshow2g}{cvishowr} ifelse %with rounding
(\051) show TV 0 50 rmoveto (1/2,4) show TL
ixi 4 get iy1i 22 i 2 mul sub get moveto
L*refi i get cvishow
(=) show L*refi i get 50 sub
dup 0 ge {() show}{(-) show} ifelse abs cvishow
(+50) show
} for %i=0,6
} if %ispace=4
%log allways
TL
0 1 6 {/i exch def %i=0,6
/Ynref Y_refi i get def
proz_Y_L*_TUBLOG_U
L*refi i L*ref put
ixi 5 get iy1i 23 i 2 mul sub get moveto TL (=t log\050) show
L_reUi i get 0.005 add dup 10 lt {cvsshow2g}{cvishowr} ifelse %with rounding
(\051+52) show
ixi 5 get iy1i 22 i 2 mul sub get moveto
L*refi i get 52 add cvishow
(=) show L*refi i get %2 add
dup 0 ge {() show}{(-) show} ifelse abs cvishow
(+50) show
} for %i=0,6
ispaca 1 eq {%ispaca
%BEG special additional IECsRGB_W
TL
0 1 6 {/i exch def %i=0,6
/Ynref Y_refi i get def
proz_Y_L*_IECsRGB_W
L*refi i L*ref put
ixi 2 get iy1i 23 i 2 mul sub get moveto TL (=s\050) show
L_reWi i get 0.005 add dup 10 lt {cvsshow2g}{cvishowr} ifelse %with rounding
(\051) show TV 0 50 rmoveto (1/2,4) show TL
ixi 2 get iy1i 22 i 2 mul sub get moveto
L*refi i get cvishow
(=) show L*refi i get 50 sub
dup 0 ge {() show}{(-) show} ifelse abs cvishow
(+50) show
} for %i=0,6
} if %ispaca=1
ixi 3 get iyi 02 get moveto
TBIL (L) show 0 -30 rmoveto TBV (rU) show 0 30 rmoveto
ixi 3 get iyi 03 get moveto
TBIL (=L/L) show 0 -30 rmoveto TBV (U) show 0 30 rmoveto
/xp 480 def
ixi 3 get xp add iyi 02 get moveto
TBIL (L) show 0 -30 rmoveto TBV (rW) show 0 30 rmoveto
ixi 3 get xp add iyi 03 get moveto
TBIL (=L/L) show 0 -30 rmoveto TBV (W) show 0 30 rmoveto
TL
ixi 3 get xp add iy1i 10 get moveto (2,24) show
ixi 3 get xp add iy1i 12 get moveto (1,00) show
ixi 3 get xp add iy1i 14 get moveto (0,45) show
ixi 3 get xp add iy1i 16 get moveto (0,20) show
ixi 3 get xp add iy1i 18 get moveto (0,09) show
ixi 3 get xp add iy1i 20 get moveto (0,04) show
ixi 3 get xp add iy1i 22 get moveto (0,022) show
20 setlinewidth
/lupt iytab iyd 1 mul add 40 sub def
/llot iytab iyd 17 mul sub 40 sub def
/ldit lupt llot sub def
0 lupt 20 add moveto xwidth 0 rlineto stroke %line upper table
1 1 5 {/i exch def %i=1,5
ixi i get ixs sub llot moveto 0 ldit rlineto stroke
} for %i=1,5
%Lu/Lw special vertical line
ixi 3 get xp add 20 sub llot 00 sub iyd 0 mul sub moveto
0 ldit iyd 2 mul sub -20 add rlineto stroke
%horizontal lines top
1 2 3 {/i exch def %i=1,2,3
0 iyi i get 60 sub moveto
xwidth 0 rlineto stroke
} for %i=1,2,3
%horizontal lines
1 2 13 {/i exch def %i=1,13,2
0 iy1i i 10 add get 60 sub moveto
xwidth 0 rlineto stroke
} for %i=1,13,2
ix0 0070 moveto
TL (It is valid: ) showea
(Es gilt: ) showde
ispace 2 eq {%CIELAB_W
TL (CIELAB) show TV 0 -30 rmoveto (W) show 0 30 rmoveto
TL (: c) show TV 0 -30 rmoveto (W) show 0 30 rmoveto
TL (=c) show
TL (=116, ) show
} if %CIELAB_W
ispace 3 eq {%CIELAB_U
TL (CIELAB) show TV 0 -30 rmoveto (U) show 0 30 rmoveto
TL (: d) show TV 0 -30 rmoveto (U) show 0 30 rmoveto
TL (=d) show
TL (=66, ) show
} if %CIELAB_U
ispace 4 eq {%IECsRGB_W
TL (IECsRGB) show TV 0 -30 rmoveto (W) show 0 30 rmoveto
TL (: s) show TV 0 -30 rmoveto (W) show 0 30 rmoveto
TL (=s) show
TL (=100, ) show
} if %IECsRGB_W
ispaca 1 eq {%IECsRGB_W
TL (IECsRGB) show TV 0 -30 rmoveto (W) show 0 30 rmoveto
TL (: s) show TV 0 -30 rmoveto (W) show 0 30 rmoveto
TL (=s) show
TL (=100, ) show
} if %IECsRGB_W
TL (TUBLOG) show TV 0 -30 rmoveto (U) show 0 30 rmoveto
TL (: t) show TV 0 -30 rmoveto (U) show 0 30 rmoveto
TL (=t) show
TL (=) show TL (50/log(5)=) show
A_TUBLOG_U cvsshow3g
/yhoe 4000 def /xwidth xwidth def
15 setlinewidth
0 0 moveto xwidth 0 rlineto 0 yhoe rlineto xwidth neg 0 rlineto
closepath stroke
%*****************************************************************
grestore %end because of clip
showpage
grestore
%%Trailer