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[/Title (PostScript pictures: http://farbe.li.tu-berlin.de/heq0/heq0.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)
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[/Title (PostScript pictures: farbe.li.tu-berlin.de/heq0/heq0.HTM)
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          {rgb 0 get rgb 0 get rgb 2 get}
          {rgb 0 get rgb 0 get rgb 3 get}
          {rgb 0 get rgb 0 get rgb 4 get}
          {rgb 0 get rgb 0 get rgb 5 get}
          {rgb 0 get rgb 0 get rgb 6 get}
          {rgb 0 get rgb 0 get rgb 7 get}
          {rgb 0 get rgb 0 get rgb 8 get}]def
          %N00b_02b_04b_06b_08b_10b_12b_14b_16b=B
           } if %ifarb=3

ifarb 4 eq {%ifarb=4 N_Y
/colors2 [{rgb 0 get rgb 0 get rgb 0 get}
          {rgb 1 get rgb 1 get rgb 0 get}
          {rgb 2 get rgb 2 get rgb 0 get}
          {rgb 3 get rgb 3 get rgb 0 get}
          {rgb 4 get rgb 4 get rgb 0 get}
          {rgb 5 get rgb 5 get rgb 0 get}
          {rgb 6 get rgb 6 get rgb 0 get}
          {rgb 7 get rgb 7 get rgb 0 get}
          {rgb 8 get rgb 8 get rgb 0 get}]def
          %N00y_02y_04y_06y_08y_10y_12y_14y_16y=Y
           } if %ifarb=4

ifarb 5 eq {%ifarb=5 N_C
/colors2 [{rgb 0 get rgb 0 get rgb 0 get}
          {rgb 0 get rgb 1 get rgb 1 get}
          {rgb 0 get rgb 2 get rgb 2 get}
          {rgb 0 get rgb 3 get rgb 3 get}
          {rgb 0 get rgb 4 get rgb 4 get}
          {rgb 0 get rgb 5 get rgb 5 get}
          {rgb 0 get rgb 6 get rgb 6 get}
          {rgb 0 get rgb 7 get rgb 7 get}
          {rgb 0 get rgb 8 get rgb 8 get}]def
          %N00c_02c_04c_06c_08c_10c_12c_14c_16c=C
           } if %ifarb=5

ifarb 6 eq {%ifarb=6 N_M
/colors2 [{rgb 0 get rgb 0 get rgb 0 get}
          {rgb 1 get rgb 0 get rgb 1 get}
          {rgb 2 get rgb 0 get rgb 2 get}
          {rgb 3 get rgb 0 get rgb 3 get}
          {rgb 4 get rgb 0 get rgb 4 get}
          {rgb 5 get rgb 0 get rgb 5 get}
          {rgb 6 get rgb 0 get rgb 6 get}
          {rgb 7 get rgb 0 get rgb 7 get}
          {rgb 8 get rgb 0 get rgb 8 get}]def
          %N00m_02m_04m_06m_08m_10m_12m_14m_16mM
           } if %ifarb=6

ifarb 7 eq {%ifarb=7 R_W
/colors2 [{rgb 8 get rgb 0 get rgb 0 get}
          {rgb 8 get rgb 1 get rgb 1 get}
          {rgb 8 get rgb 2 get rgb 2 get}
          {rgb 8 get rgb 3 get rgb 3 get}
          {rgb 8 get rgb 4 get rgb 4 get}
          {rgb 8 get rgb 5 get rgb 5 get}
          {rgb 8 get rgb 6 get rgb 6 get}
          {rgb 8 get rgb 7 get rgb 7 get}
          {rgb 8 get rgb 8 get rgb 8 get}]def
          %R00w_02w_04w_06w_08w_10w_12w_14w_16w=W
           } if %ifarb=7

ifarb 8 eq {%ifarb=8 G_W
/colors2 [{rgb 0 get rgb 8 get rgb 0 get}
          {rgb 1 get rgb 8 get rgb 1 get}
          {rgb 2 get rgb 8 get rgb 2 get}
          {rgb 3 get rgb 8 get rgb 3 get}
          {rgb 4 get rgb 8 get rgb 4 get}
          {rgb 5 get rgb 8 get rgb 5 get}
          {rgb 6 get rgb 8 get rgb 6 get}
          {rgb 7 get rgb 8 get rgb 7 get}
          {rgb 8 get rgb 8 get rgb 8 get}]def
          %G00w_02w_04w_06w_08w_10w_12w_14w_16w=W
           } if %ifarb=8

ifarb 9 eq {%ifarb=9 B_W
/colors2 [{rgb 0 get rgb 0 get rgb 8 get}
          {rgb 1 get rgb 1 get rgb 8 get}
          {rgb 2 get rgb 2 get rgb 8 get}
          {rgb 3 get rgb 3 get rgb 8 get}
          {rgb 4 get rgb 4 get rgb 8 get}
          {rgb 5 get rgb 5 get rgb 8 get}
          {rgb 6 get rgb 6 get rgb 8 get}
          {rgb 7 get rgb 7 get rgb 8 get}
          {rgb 8 get rgb 8 get rgb 8 get}]def
          %B00w_02w_04w_06w_08w_10w_12w_14w_16w=W
           } if %ifarb=9

ifarb 10 eq {%ifarb=10 Y_W
/colors2 [{rgb 8 get rgb 8 get rgb 0 get}
          {rgb 8 get rgb 8 get rgb 1 get}
          {rgb 8 get rgb 8 get rgb 2 get}
          {rgb 8 get rgb 8 get rgb 3 get}
          {rgb 8 get rgb 8 get rgb 4 get}
          {rgb 8 get rgb 8 get rgb 5 get}
          {rgb 8 get rgb 8 get rgb 6 get}
          {rgb 8 get rgb 8 get rgb 7 get}
          {rgb 8 get rgb 8 get rgb 8 get}]def
          %Y00w_02w_04w_06w_08w_10w_12w_14w_16w=W
           } if %ifarb=10

ifarb 11 eq {%ifarb=11 C_W
/colors2 [{rgb 0 get rgb 8 get rgb 8 get}
          {rgb 1 get rgb 8 get rgb 8 get}
          {rgb 2 get rgb 8 get rgb 8 get}
          {rgb 3 get rgb 8 get rgb 8 get}
          {rgb 4 get rgb 8 get rgb 8 get}
          {rgb 5 get rgb 8 get rgb 8 get}
          {rgb 6 get rgb 8 get rgb 8 get}
          {rgb 7 get rgb 8 get rgb 8 get}
          {rgb 8 get rgb 8 get rgb 8 get}]def
          %C00w_02w_04w_06w_08w_10w_12w_14w_16w=W
           } if %ifarb=11

ifarb 12 eq {%ifarb=12 M_W
/colors2 [{rgb 8 get rgb 0 get rgb 8 get}
          {rgb 8 get rgb 1 get rgb 8 get}
          {rgb 8 get rgb 2 get rgb 8 get}
          {rgb 8 get rgb 3 get rgb 8 get}
          {rgb 8 get rgb 4 get rgb 8 get}
          {rgb 8 get rgb 5 get rgb 8 get}
          {rgb 8 get rgb 6 get rgb 8 get}
          {rgb 8 get rgb 7 get rgb 8 get}
          {rgb 8 get rgb 8 get rgb 8 get}]def
          %M00w_02w_04w_06w_08w_10w_12w_14w_16w=W
           } if %ifarb=12

} bind def %END proc_colors

%*********************************************************************
%%EndProlog
gsave

/lanind 0 def
/lantex [(G) (E) (S) (N) (I) (J) (M)] def
/showde {0 lanind eq {show} {pop} ifelse} bind def
/showen {1 lanind eq {show} {pop} ifelse} bind def
/showes {2 lanind eq {show} {pop} ifelse} bind def
/showfr {3 lanind eq {show} {pop} ifelse} bind def
/showit {4 lanind eq {show} {pop} ifelse} bind def
/showjp {5 lanind eq {show} {pop} ifelse} bind def
/showm {6 lanind eq {show} {pop} ifelse} bind def
/lanindg where {pop /lanind1 lanindg def /lanind2 lanindg def}
               {/lanind1 1 def /lanind2 1 def} ifelse
/colormg where {pop /colorm1 colormg def /colorm2 colormg def}
               {/colorm1 0 def /colorm2 0 def} ifelse
/xcolorg where {pop /xcolor1 xcolorg def /xcolor2 xcolorg def}
               {/xcolor1 0 def /xcolor2 0 def} ifelse
/xchartg where {pop /xchart1 xchartg def /xchart2 xchartg def}
               {/xchart1 0 def /xchart2 0 def} ifelse
/lanind lanind1 def %lanind1 1 lanind2 {/lanind exch def %output showpage
/colorm colorm1 def %colorm1 1 colorm2 {/colorm exch def %output showpage
/xcolor xcolor1 def %xcolor1 1 xcolor2 {/xcolor exch def %output showpage
/xchart xchart1 def %xchart1 1 xchart2 {/xchart exch def %output showpage

gsave

/cvishow0 {cvi 6 string cvs show} def

/pchartl 0 def %0:left page, 1:right page
/tchartl 0 def %0:top  page, 4:down  page
/pchart pchartl def
/tchart tchartl def

72 90 translate

0.010 MM dup scale

/xbtex0 1 def  %xbtex=0 for files Y1(0/1)-(3/7)n.EPS
xbtex0 1 eq {%xbtex0=1

40 setlinewidth
/ymax1 08550 def
/xmax1 12250 def
1.0 setgray
0 0  moveto xmax1 0 rlineto 0 ymax1 rlineto xmax1 neg 0 rlineto
closepath fill
0 setgray
0 0  moveto xmax1 0 rlineto 0 ymax1 rlineto xmax1 neg 0 rlineto
closepath stroke

TK
0 setgray
150  /Times-ISOL1 FS
150 -140 moveto
pchartl 0 eq {(heq00-) show}
             {(heq01-) show} ifelse
tchartl 0 eq {(3n) show}
             {(7n) show} ifelse
} if %xbtex0=1

/ifarb 4 def
/isize 1.00 def %1.00, 0.90, 0.50, 0.25

/xchartl 3 def
0 1 3 {/xchartl exch def %xchartl=0,3
/xchart xchartl def
gsave

20 setlinewidth

  xchartl   0 eq {  100 04480 translate} if
  xchartl   1 eq { 6150 04480 translate} if
  xchartl   2 eq {  100 00220 translate} if
  xchartl   3 eq { 6150 00220 translate} if

0 setgray
150  /Times-ISOL1 FS
050 -140 moveto
pchartl 0 eq {(heq00-) show}
             {(heq01-) show} ifelse
xchartl 1 add tchartl add cvishow0
(a) show %a

(, image ) showen (, Bild ) showde
xchartl 1 add cvishow0

xchart 2 le {%xchart<=2
(, produce equal visual difference between ) showen
(, erzeuge gleiche visuelle Differenz zwischen ) showde
} if %xchart<=2

xchart 0 eq {%xchart=0
/colseen 14 array def
/colseen [%BEG colseren
(Black N - White W)                (Black N - Red Rn - Red R)
(Black N - Green Gn - Green G)     (Black N - Blue Bn - Blue B)
(Black N - Yellow Yn - Yellow Y)   (Black N - Cyan Cn - Cyan C) 
(Black N - Magenta Mn - Magenta M) (Red R - Red Rw - White W)
(Green G - Green Gw - White W)     (Blue B - Blue Bw - White W)
(Yellow Y - Yellow Yw - White W)   (Cyan C - Cyan Cw - White W)
(Magenta M - Magenta Mw - White W)
] def %END colseen
/colsede 14 array def
/colsede [%BEG colsede
(Schwarz N - Wei\337 W)              (Schwarz N - Rot Rn - Rot R)
(Schwarz N - Gr\374n Gn - Gr\374n G) (Schwarz N - Blau Bn - Blau B)
(Schwarz N - Gelb Yn - Gelb Y)       (Schwarz N - Cyan Cn - Cyan C)
(Schwarz N - Magenta Mn - Magenta M) (Rot R - Rot Rw - Wei\337 W)
(Gr\374n G - Gr\374n Gw - Wei\337 W) (Blau B - Blau Bw - Wei\337 W)
(Gelb Y - Gelb Yw - Wei\337 W)       (Cyan C - Cyan Cw - Wei\337 W)
(Magenta M - Magenta Mw - Wei\337 W)
] def %END colsede
colseen ifarb get showen
colsede ifarb get showde
} if %xchart=0

xchart 1 eq {%xchart=1
(two of five steps) showen
(zwei von f\374nf Stufen) showde
} if %xchart=1

xchart 2 eq {%xchart=2
(four of nine steps) showen
(vier von neun Stufen) showde
} if %xchart=2

xchart 3 eq {%xchart=3
(, adjust visual threshold (+0,04?) of 9 steps; all equal?) showen
(, erzeuge Sehschwelle (+0,04?) von 9 Stufen; alle gleich?) showde
} if %xchart=3

%**************************************************************
%definition of color series
/rgb 9 array def
0 1 8 {/i exch def %i=0,8
       /id8 0.125 i mul def
       rgb i id8 put
      } for %i=0,8

%inverse data, see heg0l0np.pdf, change the above 7 data
%rgb 1 0.115 put
%rgb 2 0.202 put
%rgb 3 0.299 put
%rgb 4 0.390 put
%rgb 5 0.538 put
%rgb 6 0.690 put
%rgb 7 0.844 put

%n>1 darker output, n<1 lighter output
%0 1 8 {/i exch def %i=0,8
%       /id8 0.125 i mul def
%       rgb i id8 1.5 exp put
%      } for %i=0,8

/cvishow {cvi 6 string cvs show} def

proc_colors
%************************************************

%special format with scale for about 6x4cm
0.425 dup scale
20 setlinewidth
%xwidth=9*1400=1400
%white frame=350=1400*0.25
%grey  frame=350=1400*0.25

/s0      1400 def
/s0d2 s0 0.50 mul def
/s0d4 s0 0.25 mul def
/xwidth  s0 10.0 mul def %format about 3:2
/ywidth  s0 6.67 mul def
/xwidthm xwidth 0.5 mul def %mean xwidth

%grey frame (u), start left down
/x0u s0d4 def %left xy down
/y0u s0d4 def
/x1u xwidth s0d4 sub def
/y1u y0u def
/x2u x1u def
/y2u ywidth s0d4 sub def
/x3u x0u def
/y3u y2u def

/xpmi 9 array def %horizontal from left (0) to right (8)
/ypmj 4 array def %vertical from top (3) to down (0)

/xp3m x3u s0 0.75 mul add def
/yp3m y3u s0 0.75 mul sub def

/xp2m x3u s0 0.75 mul add def
/yp2m y3u s0 2.00 mul sub def

/xp1m x0u s0 0.75 mul add def
/yp1m y0u s0 1.95 mul add def

/xp0m x0u s0 0.75 mul add def
/yp0m y0u s0 0.75 mul add def

0 1 08 {/i exch def %i=0,8
        xpmi i xp0m s0 i mul add put
       } for %i=0,8

ypmj 3 yp3m put
ypmj 2 yp2m put
ypmj 1 yp1m put
ypmj 0 yp0m put

/x00 xpmi 3 get def %3 steps
/x01 xpmi 2 get def %5 steps
/x02 xpmi 0 get def %9 steps
/x03 xpmi 2 get def %1 step

1 setgray
0 0 moveto xwidth     0 rlineto 0 ywidth rlineto
           xwidth neg 0 rlineto closepath fill

0 setgray
0 0 moveto xwidth     0 rlineto 0 ywidth rlineto
           xwidth neg 0 rlineto closepath stroke

0.5 setgray
x0u y0u moveto x1u y1u lineto x2u y2u lineto
               x3u y3u lineto closepath fill

/tfnw {tfw} def

%%%%%%%%%%%   oberer Schriftzug %%%%%%%%%%%%%%%%

/sd  1400 def
/sd0 000 def
/dd0 270 def
/sda 0200 def

/xt   400 200 add def
/yte  100 def

/y00t 150 def
/y01t 450 def

xchart 0 eq {/jd 4 def /ixk x00 def /jm 1 def} if
xchart 1 eq {/jd 2 def /ixk x01 def /jm 2 def} if
xchart 2 eq {/jd 1 def /ixk x02 def /jm 4 def} if
xchart 3 eq {/jd 1 def /ixk x02 def /jm 4 def} if %identical xchart=2

%for index
/inx {TBK 0 -40 rmoveto show 0 40 rmoveto TBM} def

20 setlinewidth
%forth line from bottom, always full square
xchart 1 ge {%xchart>=1
/s s0 def
/iy0 ypmj 3 get s 0.5 mul sub def
0 1 8 {/i exch def %i=0,jd,8
        colors2 i get exec setrgbcolor
        /ix0 xpmi i get s 0.5 mul sub def 
        ix0 iy0 s s rec fill
       } for %i=0,jd,8
tfw
/ix0 xpmi 4 get s 0.5 mul sub def
ix0 iy0       moveto s 0 rlineto stroke
ix0 iy0 s add moveto s 0 rlineto stroke
} if %xchart>=1

%third line: 3, 5, 9 steps
/s s0 isize mul def
/iy0 ypmj 2 get s 0.5 mul sub def
0 jd 8 {/i exch def %i=0,jd,8
        colors2 i get exec setrgbcolor
        jd 4 eq {%jd=4
                 /ix0 xpmi 3 i 4 idiv add get s 0.5 mul sub def
                } if %jd=4
        jd 2 eq {%jd=2
                 /ix0 xpmi 2 i 2 idiv add get s 0.5 mul sub def
                } if %jd=2
        jd 1 eq {%jd=1
                 /ix0 xpmi i get s 0.5 mul sub def
                } if %jd=1
        ix0 iy0 s s rec fill
       } for %i=0,jd,8

tfw
/ix0 xpmi 4 get s 0.5 mul sub def
%isize 1 lt {ix0 iy0 s s rec stroke}
%                   {
                    ix0 iy0       moveto s 0 rlineto stroke
                    ix0 iy0 s add moveto s 0 rlineto stroke
%                   } ifelse

%to be calculated for image 3 from image 0, 1, and 2
%data from heg0/heg0l0np.pdf 250115
/lindat 9 array def
%standard data
/lindat [0.000 0.125 0.250 0.375 0.500 0.625 0.750 0.875 1.000] def
%adjusted data
/lindaa [0.000 0.135 0.300 0.450 0.600 0.700 0.800 0.900 1.000] def
%calculated from adjusted data
/lindac [0.000 0.115 0.202 0.299 0.390 0.538 0.690 0.844 1.000] def

%rectangle (r)
/x0r x0u s0 3 mul add def
/y0r y0u s0d4 add def
/x1r x0r s0 3 mul add def
/y1r y0r def
/x2r x1r def
/y2r y1r s0 3 mul add def
/x3r x0r def
/y3r y2r def

/xwr 4400 def
/ywr 0300 def

%test square xchart=0,1,2
xchart 2 le {%xchartl<=2
tfn
TBM
x0r y0r moveto x1r y1r lineto x2r y2r lineto
               x3r y3r lineto closepath stroke
tfw
x0r y0r moveto x2r y2r lineto stroke

tfn
x0r 3000 sub y3r 80 sub moveto (Output (9 steps)) showen 
                               (Ausgabe (9 Stufen)) showde

x1r 400 add y0r 200 sub moveto (Input (9 steps)) showen
                               (Eingabe (9 Stufen)) showde

tfw
x0r 3000 sub y3r 380 sub moveto (adjusted spacing) showen
                                (justierte Stufung) showde
x0r 3000 sub y3r 680 sub moveto (0 <= ) show TBIM (rgb*) show
                                TBK 0 -50 rmoveto (out) show 0 50 rmoveto
                                TBM ( <= 1) show
tfn
x1r 400 add y0r 400 add moveto (equally spaced) showen
                               (gleichabs\344ndig gestuft) showde
x1r 400 add y0r 100 add moveto (0 <= ) show TBIM (rgb*) show
                               TBK 0 -50 rmoveto (in) show 0 50 rmoveto
                               TBM ( <= 1) show
tfw
/ymr y3r y0r add 0.5 mul def
x0r 350 sub y0r 80 sub moveto (0) show
x0r 550 sub ymr 80 sub moveto (0,5) show
x0r 350 sub y3r 80 sub moveto (1) show

tfn
/xmr x1r x0r add 0.5 mul def
x0r 050 add y0r 300 sub moveto (0) show
xmr 050 add y0r 300 sub moveto (0,5) show
x1r 050 add y0r 300 sub moveto (1) show

/sx 3 s0 mul 8 div def
0 1 8 {/i exch def
       x0r 150 sub y0r i sx mul add moveto 150 0 rlineto stroke
       x0r i sx mul add y0r moveto 0 -150 rlineto stroke
      } for 

tfw
x2r 400 add y3r 0180 sub moveto xwr 0 rlineto 0 ywr rlineto
                            xwr neg 0 rlineto closepath fill
tfn
x2r 500 add y3r 0130 sub moveto 
(go to next image ) showen (gehe zu neuem Bild ) showde
xchart 2 add cvishow


xchart 0 eq {%xchart=0
tfn
x2r 500 add y3r 0130 sub 1000 sub moveto
(one experimental value: ) showen 
(Ein experimenteller Wert: ) showde
x2r 500 add y3r 0130 sub 1300 sub moveto
tfw
TBM (e) show (08) inx
            } if %xchart=0

xchart 1 eq {%xchart=1
tfn
x2r 500 add y3r 0130 sub 1000 sub moveto
(two experimental values: ) showen
(Zwei experimentelle Werte: ) showde
x2r 500 add y3r 0130 sub 1300 sub moveto
tfw
TBM (e) show (04) inx (, e) show (48) inx
            } if %xchart=1

xchart 2 eq {%xchart=2
tfn
x2r 500 add y3r 0130 sub 1000 sub moveto
(four experimental values: ) showen
(Vier experimentelle Werte: ) showde
x2r 500 add y3r 0130 sub 1300 sub moveto
tfw
TBM (e) show (02) inx
(, e) show (24) inx
(, e) show (46) inx
(, e) show (68) inx

tfw
x2r 400 add y3r 0180 sub 2000 sub moveto 
xwr 0 rlineto 0 ywr rlineto
xwr neg 0 rlineto closepath fill
tfn
x2r 500 add y3r 0130 sub 2000 sub moveto
(save 7 data above as text) showen
(speichere 7 obere Daten als Text) showde

            } if %xchart=2

            } if %xchart<=2

%texts xchart=0 to 3

TBM
tfn

xchart 0 eq {%xchart=0

/xm1 xwidthm 1.4 s0 mul sub def
/xm0 2000 def
tfw
xm0 y3u 270 sub  moveto
(A choose of a value different "0.50" ) showen
(changes the grey sample and surround.) showen
(Eine Wertewahl verschieden von "0.50" ) showde
(\344ndert das graue Muster und Umfeld.) showde

xm0 y3u 270 sub 300 sub moveto 
(Beginners often have difficulties to choose ) showen
(on an appropriate value.) showen
(Beginner haben oft Schwierigkeiten ) showde
(mit einer geeigneten Wertewahl.) showde

xm0 y3u 270 sub 600 sub moveto
(Therefore it is recommended for beginners ) showen
(to proceed with image 2.) showen
(Es wird daher f\374r Beginner empfohlen ) showde
(mit Bild 2 fortzufahren.) showde

xm0 y3u 270 sub 900 sub moveto
(After a restart of the experiment, ) showen
(a value different "0.50" may be used.) showen
(Nach Neustart des Experiments, k\366nnte ) showde
(eine Wertewahl verschieden "0,50" erfolgen.) showde
} if %xchart=0

xchart 1 eq
xchart 2 eq or
xchart 3 eq or {%xchart=1,2,3
tfw
500 y3u 270 sub  moveto
(9 step series based only on the visual ajustment of image 1 ) showen
(with value "0.50" or different) showen
(9stufige Serie basierend nur auf visueller Einstellung von Bild 1 ) showde
(mit Wert "0,50" oder verschieden) showde
               } if %xchart=1,2,3

xchart 0 eq
xchart 1 eq or
xchart 2 eq or {%xchart=0,1,2
tfw
/xm2 xwidthm 1.8 s0 mul sub 200 sub def
xm2 500 sub y3u 250 sub s0 sub s0d4 sub moveto
(  adjust visual equal difference for ) showen
(erzeuge visuell gleiche Differenz f\374r ) showde
xchart 0 eq {(eine von 3 Stufen) showde (one of 3 steps) showen} if
xchart 1 eq {(zwei von 5 Stufen) showde (two of 5 steps) showen} if
xchart 2 eq {(vier von 9 Stufen) showde (four of 9 steps) showen} if

/ylk y3u 300 sub s0 2 mul sub s0d4 2 mul sub def
xchart 0 eq {/l0 3 def /l1 3 def} if
xchart 1 eq {/l0 2 def /l1 4 def} if
xchart 2 eq {/l0 0 def /l1 6 def} if
l0 2 l1 {/l exch def %l=l1,l2
         tfn
         x3u l 0.5 add s0 mul add 400 add ylk moveto (0) show
         x3u l 1.5 add s0 mul add 350 sub ylk moveto
         tfw 
         xchart 0 eq {TBM (e) show (08) inx TBM (=) show} if %xchart=0

         xchart 1 eq {%xchart=1
                      TBM (e) show l 2 eq {(04)} if
                                   l 4 eq {(48)} if 
                                   inx TBM (=) show
                     } if %xchart=1
         xchart 2 eq {%xchart=2
                      TBM (e) show l 0 eq {(02)} if
                                   l 2 eq {(24)} if
                                   l 4 eq {(46)} if
                                   l 6 eq {(68)} if
                                   inx TBM (=) show
                     } if %xchart=2
         tfw
         0 -50 rlineto 850 0 rlineto 0 300 rlineto
                 850 neg 0 rlineto closepath fill
         newpath
         x3u l 1.5 add s0 mul add 350 sub 600 add ylk moveto
         tfn (0,50) show
         100 100 rmoveto SK (\331) show 0 -100 rmoveto
         -150 -50 rmoveto SK (\332) show 0   50 rmoveto

         tfn 
         TBM
         x3u l 2.5 add s0 mul add 000 sub l l1 eq {100 add} if 
         ylk moveto (1) show
         l l1 ne {( /) show} if
        } for %l=l0,l1       
} if %xchart=0,1,2

%first time to use xchart=3
xchart 3 eq {%xchart=3

tfw
1000 y3u 250 sub s0 sub s0d4 sub moveto
(9 step series based on all visual adjustments used for ) showen
(output linearization) showen
(9stufige Serie basierend auf allen visuellen Einstellungen benutzt ) showde
(f\374r Ausgabelinearisierung) showde

TBM
tfw
/x1f x0u s0d4 add def
/y1f y3u 250 sub s0 2.25 mul sub def
0 1 8 {/i exch def %i=0,8
        tfw x1f i s0 mul add 350 add y1f 300 sub 050 sub moveto
%        lindat i get 255 mul cvishow (, ) show 
        i 1 ge
        i 7 le and {-100 0 rmoveto TBM (c) show
                    TBK 0 -40 rmoveto i cvishow 0 40 rmoveto
                    TBM (=) show
                   } if
        lindat i get cvsshow2g
       } for %i=0,8

tfn
500 y3r 0080 sub moveto
(calculation with visual experimental (e) data adjusted above) showen
(Berechnung mit ermittelten visuellen experimentellen (e) Daten) showde


500 y3r 0380 sub moveto
%(a1=e08, b1=e04*a1, b3=e48(1-b2)+b2, c2=b1, c4=b2, c6=c3) show
TBM
(a) show (1) inx
(=e) show (08) inx
(, b) show (1) inx
(=e) show (04) inx
(*a) show (1) inx
(, b) show (3) inx
(=e) show (48) inx
(\0501-b) show (2) inx
(\051+b) show (2) inx
(, c) show (2) inx
(=b) show (1) inx
(, c) show (4) inx
(=b) show (2) inx
(, c) show (6) inx
(=b) show (3) inx

500 y3r 0680 sub moveto
%(c1=e02*b1, c3=e24(b2-b2)+b1, c5=e46(b3-b2)+b2, c7=e68(1-b3)+b3) show
TBM
(c) show (1) inx
(=e) show (02) inx
(*b) show (1) inx
(, c) show (3) inx
(=e) show (24) inx
(\050b) show (2) inx
(-b) show (2) inx
(\051+b) show (1) inx
(, c) show (5) inx
(=e) show (46) inx
(\050b) show (3) inx
(-b) show (2) inx
(\051+b) show (2) inx
(, c) show (7) inx
(=e) show (68) inx
(\0501-b) show (3) inx
(\051+b) show (3) inx

tfw
x2r 400 add y3r 0180 sub moveto xwr 0 rlineto 0 ywr rlineto
                                xwr neg 0 rlineto closepath fill
tfn
x2r 500 add y3r 0130 sub moveto (save 7 data above as text) showen
                                (speichere 7 obere Daten als Text) showde

%9 step series
tfw
x2r 400 add y3r 0680 sub moveto xwr 0 rlineto 0 ywr rlineto
                                xwr neg 0 rlineto closepath fill
tfn
x2r 500 add y3r 0630 sub moveto (save 9 data below as text) showen
                                (speichere 9 untere Daten als Text) showde

tfw
x2r 400 add y3r 3880 sub moveto xwr 0 rlineto 0 ywr 2 mul rlineto
                                xwr neg 0 rlineto closepath fill
tfn
x2r 500 add y3r 3530 sub moveto (adjust and proof threshold of) showen
                                (justiere und pr\374fe Schwellen) showde
x2r 500 add y3r 3830 sub moveto (the linearized output) showen
                                (der linearisierten Ausgabe) showde

tfw
x2r 400 add y3r 4380 sub moveto xwr 0 rlineto 0 ywr rlineto
                                xwr neg 0 rlineto closepath fill
tfn
x2r 500 add y3r 4330 sub moveto (restart with image 1) showen
                                (Neustart mit Bild 1) showde

%second line
/s s0 isize mul def
/iy0 ypmj 1 get s 0.5 mul sub 50 sub def
0 1 8 {/i exch def %i=0,jd,8
        /li0 0 def
        /li1 lindat i get def
        ifarb 0 eq {li1 li1 li1 setrgbcolor} if %N
        ifarb 1 eq {li1 0   0   setrgbcolor} if %R
        ifarb 2 eq {0   li1 0   setrgbcolor} if %G
        ifarb 3 eq {0   0   li1 setrgbcolor} if %B
        ifarb 4 eq {li1 li1 0   setrgbcolor} if %Y
        ifarb 5 eq {0   li1 li1 setrgbcolor} if %C
        ifarb 6 eq {li1 0   li1 setrgbcolor} if %M

        /ix0 xpmi i get s 0.5 mul sub def
        ix0 iy0 s s rec fill

        /li2 i 7 le {li1 0.04 add def}
                    {li1 0.04 sub def} ifelse
        ifarb 0 eq {li2 li2 li2 setrgbcolor} if %N
        ifarb 1 eq {li2 0   0   setrgbcolor} if %R
        ifarb 2 eq {0   li2 0   setrgbcolor} if %G
        ifarb 3 eq {0   0   li2 setrgbcolor} if %B
        ifarb 4 eq {li2 li2 0   setrgbcolor} if %Y
        ifarb 5 eq {0   li2 li2 setrgbcolor} if %C
        ifarb 6 eq {li2 0   li2 setrgbcolor} if %M

        /ix0 xpmi i get s 0.5 mul sub def
        /sh s 0.5 mul def
        ix0 iy0 sh add moveto s 0 rlineto 0 sh rlineto
                          s neg 0 rlineto closepath fill
       } for %i=0,jd,8
tfw
/ix0 xpmi 4 get s 0.5 mul sub def
%isize 1 lt {ix0 iy0 s s rec stroke}
%                   {
                    ix0 iy0       moveto s 0 rlineto stroke
                    ix0 iy0 s add moveto s 0 rlineto stroke
%                   } ifelse

%down sample grey
/s s0 isize mul def
/iy0 ypmj 0 get s 0.5 mul sub 200 sub def
0.25 dup dup setrgbcolor
/ix0 xpmi 2 get s 0.5 mul sub def
ix0 iy0 s s rec fill

%+0,06 used, not +0,04
0.25 0.06 add dup dup setrgbcolor
/sh s 0.5 mul def
ix0 iy0 sh add moveto s 0 rlineto 0 sh rlineto
                  s neg 0 rlineto closepath fill


20 setlinewidth
TBM
tfnw
/jd 1 def /ixk x02 def /jm 4 def %9 steps

%below (dec) and top linearized series
/x1f x0u s0d4 add def
/y1f y0u 2000 add def
%/y1f ypmj 0 get s 0.5 mul sub 200 sub def
/y2f y1f s0 add def
0 1 8 {/i exch def %i=0,8
        i 8 div dup dup setrgbcolor
        tfn x1f i s0 mul add 400 add y1f 300 sub 30 add moveto
%        lindat i get cvsshow2g
        tfw
        i 1 ge
        i 7 le and {-100 0 rmoveto TBM (c) show
                    TBK 0 -40 rmoveto i cvishow 0 40 rmoveto
                    TBM (=) show
                   } if
        lindat i get cvsshow2g

        tfw
        x1f i s0 mul add 200 add y1f 1500 add moveto
        0 -75 rlineto 1000 0 rlineto 0 300 rlineto
                  1000 neg 0 rlineto closepath fill
        newpath

        tfn
        x1f i s0 mul add 200 add y1f 1500 add moveto
           i 7 le {(+0,04) show}  {(-0,04) show}   ifelse

         100 100 rmoveto SK (\331) show 0 -100 rmoveto
        -150 -50 rmoveto SK (\332) show 0   50 rmoveto
        TBM
       } for %i=0,8

%decription of grey sample
/x3f x0u s0d4 add def
/y3f y0u 1700 add s0 sub 200 sub def
/i 2 def
        tfn 
        x3f i 1 add s0 mul add 80 add y3f 800 add moveto
        lindat 2 get cvsshow2g
        tfw
        x3f i 1 add s0 mul add 80 add 600 add y3f 800 add moveto
        0 -75 rlineto 1000 0 rlineto 0 300 rlineto
                  1000 neg 0 rlineto closepath fill
        newpath

        tfn
        x3f i 1 add s0 mul add 80 add 600 add y3f 800 add moveto
        (+0,06) show
         100 100 rmoveto SK (\331) show 0 -100 rmoveto
        -150 -50 rmoveto SK (\332) show 0   50 rmoveto
        TBM
        tfw (  adjust threshold) showen 
            (  justiere Schwelle) showde

        tfn x3f i 1 add s0 mul add 80 add y3f 500 add moveto
        lindat 2 get cvsshow2g
        ( +0,00) show

         100 100 rmoveto SK (\331) show 0 -100 rmoveto
        -150 -50 rmoveto SK (\332) show 0   50 rmoveto
        TBM

        tfn (  no change) showen (  unge\344ndert) showde

        tfn x3f i 2 sub s0 mul add 40 add y3f 900 add moveto
        (grey example) showen (Graubeispiel) showde

        tfw x3f i 2 sub s0 mul add 40 add y3f 600 add moveto
        (difference visible?) showen (Differenz sichtbar?) showde

} if %xchart=3

  xchartl   0 eq {  100 neg 04480 neg translate} if
  xchartl   1 eq { 6150 neg 04480 neg translate} if
  xchartl   2 eq {  100 neg 00220 neg translate} if
  xchartl   3 eq { 6150 neg 00220 neg translate} if

grestore

} for %xchartl=0,3

showpage
grestore

%%Trailer


%%EndDocument
EndEPSF grestore gsave

BeginEPSF
 86 SHAl add MM 108 MM translate
  10 /Times-ISOL1 FS  53 MM 1 MM moveto ( ) show 1 1 scale  -77 -91 translate
%%BeginDocument: Bild 14

%line 369
%!PS-Adobe-3.0 EPSF-3.0 heq00-4N
%%BoundingBox: 70 85 246 206

/FS {findfont exch scalefont setfont} bind def
/MM {72 25.4 div mul} def
%%EndProlog
gsave

/ioutx 0 def
ioutx 1 eq {%ioutx=1

4 /Times-Roman FS
72 86 moveto
     (heq00-4N) show

72 90 translate

0.01 MM dup scale
20 setlinewidth
/xwidth 6100 def
/ywidth 4000 def
1 setgray
0 0  moveto xwidth 0 rlineto 0 ywidth rlineto
        xwidth neg 0 rlineto closepath fill
0 setgray
0 0  moveto xwidth 0 rlineto 0 ywidth rlineto
        xwidth neg 0 rlineto closepath stroke

} if %ioutx=1

grestore
showpage

%%Trailer


%%EndDocument
EndEPSF grestore gsave

BeginEPSF
 28 SHSl sub MM 064 MM translate
  10 /Times-ISOL1 FS  53 MM 1 MM moveto ( ) show 1 1 scale  -77 -91 translate
%%BeginDocument: Bild 15

%line 379
%!PS-Adobe-3.0 EPSF-3.0 heq00-5N
%%BoundingBox: 70 85 246 206

/FS {findfont exch scalefont setfont} bind def
/MM {72 25.4 div mul} def
%%EndProlog
gsave

/ioutx 0 def
ioutx 1 eq {%ioutx=1

4 /Times-Roman FS
72 86 moveto
     (heq00-5N) show

72 90 translate

0.01 MM dup scale
20 setlinewidth
/xwidth 6100 def
/ywidth 4000 def
1 setgray
0 0  moveto xwidth 0 rlineto 0 ywidth rlineto
        xwidth neg 0 rlineto closepath fill
0 setgray
0 0  moveto xwidth 0 rlineto 0 ywidth rlineto
        xwidth neg 0 rlineto closepath stroke

} if %ioutx=1

grestore
showpage

%%Trailer


%%EndDocument
EndEPSF grestore gsave

BeginEPSF
 86 SHAl add MM 064 MM translate
  10 /Times-ISOL1 FS  53 MM 1 MM moveto ( ) show 1 1 scale  -77 -91 translate
%%BeginDocument: Bild 16

%line 389
%!PS-Adobe-3.0 EPSF-3.0 heq00-6N
%%BoundingBox: 70 85 246 206

/FS {findfont exch scalefont setfont} bind def
/MM {72 25.4 div mul} def
%%EndProlog
gsave

/ioutx 0 def
ioutx 1 eq {%ioutx=1

4 /Times-Roman FS
72 86 moveto
     (heq00-6N) show

72 90 translate

0.01 MM dup scale
20 setlinewidth
/xwidth 6100 def
/ywidth 4000 def
1 setgray
0 0  moveto xwidth 0 rlineto 0 ywidth rlineto
        xwidth neg 0 rlineto closepath fill
0 setgray
0 0  moveto xwidth 0 rlineto 0 ywidth rlineto
        xwidth neg 0 rlineto closepath stroke

} if %ioutx=1

grestore
showpage

%%Trailer


%%EndDocument
EndEPSF grestore gsave
BeginEPSF
 /xc1 16 def /yc1 12 def /xt 1 def xchart 1 eq {/xt 1 def} if
 28 SHSl sub MM 20 MM translate
  10 /Times-ISOL1 FS  53 MM 1 MM moveto ( ) show 1 1 scale  -77 -91 translate
%%BeginDocument: Bild 17

%line 399
%!PS-Adobe-3.0 EPSF-3.0 heq00-3N
%%BoundingBox: 70 85 421 335

%START PDFDE011.EPS
/pdfmark07 where {pop} {userdict /pdfmark07 /cleartomark load put} ifelse
/languagelevel where {pop languagelevel} {1} ifelse
2 lt { userdict (<<) cvn ([) cvn load put
       userdict (>>) cvn (]) cvn load put} if
[/Title (PostScript pictures: farbe.li.tu-berlin.de/heq0/heq0.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:2024120112000)
 /ModDate (D:2024120112000)
/DOCINFO pdfmark07
[ /View [ /Fit ]
/DOCVIEW pdfmark07
%END  PDFDE011

/FS {findfont exch scalefont setfont} bind def
/MM {72 25.4 div mul} def /str {8 string} bind def

/languagelevel where {pop languagelevel} {1} ifelse
                     /PSL12 exch def
/dictende {counttomark 2 idiv dup dict begin {def}
           repeat pop currentdict end} bind def

/Times-Roman findfont dup length dict  begin
{1 index /FID ne {def} {pop pop} ifelse} forall
/Encoding ISOLatin1Encoding def
currentdict end

/Times-ISOL1 exch definefont pop

/Times-Italic findfont dup length dict  begin
{1 index /FID ne {def} {pop pop} ifelse} forall
/Encoding ISOLatin1Encoding def
currentdict end

/TimesI-ISOL1 exch definefont pop

/Times-Bold findfont dup length dict  begin
{1 index /FID ne {def} {pop pop} ifelse} forall
/Encoding ISOLatin1Encoding def
currentdict end

/TimesB-ISOL1 exch definefont pop

/Times-BoldItalic findfont dup length dict  begin
{1 index /FID ne {def} {pop pop} ifelse} forall
/Encoding ISOLatin1Encoding def
currentdict end

/TimesBI-ISOL1 exch definefont pop

/Courier-Bold findfont dup length dict  begin
{1 index /FID ne {def} {pop pop} ifelse }forall
/Encoding ISOLatin1Encoding def
currentdict end

/CourierB-ISOL1 exch definefont pop

/TK {250 /Times-ISOL1 FS} bind def
/TM {300 /Times-ISOL1 FS} bind def
/TG {350 /Times-ISOL1 FS} bind def

/TIK {250 /TimesI-ISOL1 FS} bind def
/TIM {300 /TimesI-ISOL1 FS} bind def
/TIG {350 /TimesI-ISOL1 FS} bind def

/TBK {250 /TimesB-ISOL1 FS} bind def
/TBM {300 /TimesB-ISOL1 FS} bind def
/TBG {350 /TimesB-ISOL1 FS} bind def

/TBIK {250 /TimesBI-ISOL1 FS} bind def
/TBIM {300 /TimesBI-ISOL1 FS} bind def
/TBIG {350 /TimesBI-ISOL1 FS} bind def

/CBK {250 /CourierB-ISOL1 FS} bind def
/CBM {300 /CourierB-ISOL1 FS} bind def
/CBG {350 /CourierB-ISOL1 FS} bind def

/SK {250 /Symbol FS} bind def
/SM {300 /Symbol FS} bind def
/SG {350 /Symbol FS} bind def

/rec %x, y width heigth
  {/heigth exch def /width exch def
   moveto width 0 rlineto 0 heigth rlineto width neg 0 rlineto
   closepath } bind def

/rem %x0, y0 width heigth
  {/heigth exch def /width exch def /y0 exch def /x0 exch def
   x0 width 0.5 mul add y0 heigth 0.5 mul add moveto
   width 0 rlineto 0 heigth rlineto width neg 0 rlineto
   closepath } bind def

/cvishowr {dup 0 ge {0.5 add} {0.5 sub} ifelse
           cvi 6 string cvs show} def

/cvishow {cvi 6 string cvs show} def
/cvsshow1 {10 mul cvi 0.1 mul 7 string cvs show} def
/cvsshow2 {100 mul cvi 0.01 mul 7 string cvs show} def
/cvsshow3 {1000 mul cvi 0.001 mul 7 string cvs show} def
/cvsshow1g {/nxx exch def                              %example nxx=99,1/99,0
             nxx 0 lt {(-) show /nxx nxx abs def} if
             nxx 10 mul cvi /nxi exch def              %nxi=991/990
             nxi 10 idiv /nxa exch def                 %nxa=99
             nxi nxa 10 mul sub /nxb exch def          %nxb=1/0
             nxa cvishow (,) show                      %nxa=99
             nxb cvishow                               %nxb=1/0
           } def
/cvsshow2g {/nxx exch def                              %example nxx=99.12/99,02/99,00
             nxx 0 lt {(-) show /nxx nxx abs def} if
             nxx 100 mul cvi /nxi exch def             %nxi=9912/9902/00
             nxi 100 idiv /nxa exch def                %nxa=99
             nxi nxa 100 mul sub /nxb exch def         %nxb=12/02/00
             nxa cvishow (,) show                      %nxb=99,
             nxb 10 ge {nxb cvishow} if                %nxb=12
             nxb  1 ge
             nxb  9 le and {(0) show nxb cvishow} if   %nxb=02
             nxb  0 eq {(00) show} if                  %nxb=00
           } def
/cvsshow3g {/nxx exch def                              %example nxx=99.123/99.012/99.001/99.000
             nxx 0 lt {(-) show /nxx nxx abs def} if
             nxx 1000 mul cvi /nxi exch def            %nxi=99123/99012/99001/99000
             nxi 1000 idiv /nxa exch def               %nxa=99
             nxi nxa 1000 mul sub /nxb exch def        %nxb=123/012/001/000
             nxa cvishow (,) show                      %nxb=99,
             nxb 100 ge {nxb cvishow} if               %nxb=123/012/001/000
             nxb  10 ge
             nxb  99 le and {(0) show nxb cvishow} if  %nxb=012
             nxb   1 ge
             nxb   9 le and {(00) show nxb cvishow} if %nxb=001
             nxb   0 eq {(000) show} if                %nxb=000
           } def

/tfw {1 setgray} def
/tfn {0 setgray} def
/tfo {1 0 0 setrgbcolor} def
/tfl {0 1 0 setrgbcolor} def
/tfv {0 0 1 setrgbcolor} def
/tfc {0 1 1 setrgbcolor} def
/tfm {1 0 1 setrgbcolor} def
/tfy {1 1 0 setrgbcolor} def
%*********************************************************************
/proc_colors {%BEG proc_colors
ifarb 0 eq {%ifarb=0 N_W
/colors2 [{rgb 0 get rgb 0 get rgb 0 get}
          {rgb 1 get rgb 1 get rgb 1 get}
          {rgb 2 get rgb 2 get rgb 2 get}
          {rgb 3 get rgb 3 get rgb 3 get}
          {rgb 4 get rgb 4 get rgb 4 get}
          {rgb 5 get rgb 5 get rgb 5 get}
          {rgb 6 get rgb 6 get rgb 6 get}
          {rgb 7 get rgb 7 get rgb 7 get}
          {rgb 8 get rgb 8 get rgb 8 get}]def
          %N00w_02w_04w_06w_08w_10w_12w_14w_16w=W
           } if %ifarb=0

ifarb 1 eq {%ifarb=1 N_R
/colors2 [{rgb 0 get rgb 0 get rgb 0 get}
          {rgb 1 get rgb 0 get rgb 0 get}
          {rgb 2 get rgb 0 get rgb 0 get}
          {rgb 3 get rgb 0 get rgb 0 get}
          {rgb 4 get rgb 0 get rgb 0 get}
          {rgb 5 get rgb 0 get rgb 0 get}
          {rgb 6 get rgb 0 get rgb 0 get}
          {rgb 7 get rgb 0 get rgb 0 get}
          {rgb 8 get rgb 0 get rgb 0 get}]def
          %N00r_02r_04r_06r_08r_10r_12r_14r_16r=R
           } if %ifarb=1

ifarb 2 eq {%ifarb=2 N_G
/colors2 [{rgb 0 get rgb 0 get rgb 0 get}
          {rgb 0 get rgb 1 get rgb 0 get}
          {rgb 0 get rgb 2 get rgb 0 get}
          {rgb 0 get rgb 3 get rgb 0 get}
          {rgb 0 get rgb 4 get rgb 0 get}
          {rgb 0 get rgb 5 get rgb 0 get}
          {rgb 0 get rgb 6 get rgb 0 get}
          {rgb 0 get rgb 7 get rgb 0 get}
          {rgb 0 get rgb 8 get rgb 0 get}]def
          %N00g_02g_04g_06g_08g_10g_12g_14g_16g=G
           } if %ifarb=2

ifarb 3 eq {%ifarb=3 N_B
/colors2 [{rgb 0 get rgb 0 get rgb 0 get}
          {rgb 0 get rgb 0 get rgb 1 get}
          {rgb 0 get rgb 0 get rgb 2 get}
          {rgb 0 get rgb 0 get rgb 3 get}
          {rgb 0 get rgb 0 get rgb 4 get}
          {rgb 0 get rgb 0 get rgb 5 get}
          {rgb 0 get rgb 0 get rgb 6 get}
          {rgb 0 get rgb 0 get rgb 7 get}
          {rgb 0 get rgb 0 get rgb 8 get}]def
          %N00b_02b_04b_06b_08b_10b_12b_14b_16b=B
           } if %ifarb=3

ifarb 4 eq {%ifarb=4 N_Y
/colors2 [{rgb 0 get rgb 0 get rgb 0 get}
          {rgb 1 get rgb 1 get rgb 0 get}
          {rgb 2 get rgb 2 get rgb 0 get}
          {rgb 3 get rgb 3 get rgb 0 get}
          {rgb 4 get rgb 4 get rgb 0 get}
          {rgb 5 get rgb 5 get rgb 0 get}
          {rgb 6 get rgb 6 get rgb 0 get}
          {rgb 7 get rgb 7 get rgb 0 get}
          {rgb 8 get rgb 8 get rgb 0 get}]def
          %N00y_02y_04y_06y_08y_10y_12y_14y_16y=Y
           } if %ifarb=4

ifarb 5 eq {%ifarb=5 N_C
/colors2 [{rgb 0 get rgb 0 get rgb 0 get}
          {rgb 0 get rgb 1 get rgb 1 get}
          {rgb 0 get rgb 2 get rgb 2 get}
          {rgb 0 get rgb 3 get rgb 3 get}
          {rgb 0 get rgb 4 get rgb 4 get}
          {rgb 0 get rgb 5 get rgb 5 get}
          {rgb 0 get rgb 6 get rgb 6 get}
          {rgb 0 get rgb 7 get rgb 7 get}
          {rgb 0 get rgb 8 get rgb 8 get}]def
          %N00c_02c_04c_06c_08c_10c_12c_14c_16c=C
           } if %ifarb=5

ifarb 6 eq {%ifarb=6 N_M
/colors2 [{rgb 0 get rgb 0 get rgb 0 get}
          {rgb 1 get rgb 0 get rgb 1 get}
          {rgb 2 get rgb 0 get rgb 2 get}
          {rgb 3 get rgb 0 get rgb 3 get}
          {rgb 4 get rgb 0 get rgb 4 get}
          {rgb 5 get rgb 0 get rgb 5 get}
          {rgb 6 get rgb 0 get rgb 6 get}
          {rgb 7 get rgb 0 get rgb 7 get}
          {rgb 8 get rgb 0 get rgb 8 get}]def
          %N00m_02m_04m_06m_08m_10m_12m_14m_16mM
           } if %ifarb=6

ifarb 7 eq {%ifarb=7 R_W
/colors2 [{rgb 8 get rgb 0 get rgb 0 get}
          {rgb 8 get rgb 1 get rgb 1 get}
          {rgb 8 get rgb 2 get rgb 2 get}
          {rgb 8 get rgb 3 get rgb 3 get}
          {rgb 8 get rgb 4 get rgb 4 get}
          {rgb 8 get rgb 5 get rgb 5 get}
          {rgb 8 get rgb 6 get rgb 6 get}
          {rgb 8 get rgb 7 get rgb 7 get}
          {rgb 8 get rgb 8 get rgb 8 get}]def
          %R00w_02w_04w_06w_08w_10w_12w_14w_16w=W
           } if %ifarb=7

ifarb 8 eq {%ifarb=8 G_W
/colors2 [{rgb 0 get rgb 8 get rgb 0 get}
          {rgb 1 get rgb 8 get rgb 1 get}
          {rgb 2 get rgb 8 get rgb 2 get}
          {rgb 3 get rgb 8 get rgb 3 get}
          {rgb 4 get rgb 8 get rgb 4 get}
          {rgb 5 get rgb 8 get rgb 5 get}
          {rgb 6 get rgb 8 get rgb 6 get}
          {rgb 7 get rgb 8 get rgb 7 get}
          {rgb 8 get rgb 8 get rgb 8 get}]def
          %G00w_02w_04w_06w_08w_10w_12w_14w_16w=W
           } if %ifarb=8

ifarb 9 eq {%ifarb=9 B_W
/colors2 [{rgb 0 get rgb 0 get rgb 8 get}
          {rgb 1 get rgb 1 get rgb 8 get}
          {rgb 2 get rgb 2 get rgb 8 get}
          {rgb 3 get rgb 3 get rgb 8 get}
          {rgb 4 get rgb 4 get rgb 8 get}
          {rgb 5 get rgb 5 get rgb 8 get}
          {rgb 6 get rgb 6 get rgb 8 get}
          {rgb 7 get rgb 7 get rgb 8 get}
          {rgb 8 get rgb 8 get rgb 8 get}]def
          %B00w_02w_04w_06w_08w_10w_12w_14w_16w=W
           } if %ifarb=9

ifarb 10 eq {%ifarb=10 Y_W
/colors2 [{rgb 8 get rgb 8 get rgb 0 get}
          {rgb 8 get rgb 8 get rgb 1 get}
          {rgb 8 get rgb 8 get rgb 2 get}
          {rgb 8 get rgb 8 get rgb 3 get}
          {rgb 8 get rgb 8 get rgb 4 get}
          {rgb 8 get rgb 8 get rgb 5 get}
          {rgb 8 get rgb 8 get rgb 6 get}
          {rgb 8 get rgb 8 get rgb 7 get}
          {rgb 8 get rgb 8 get rgb 8 get}]def
          %Y00w_02w_04w_06w_08w_10w_12w_14w_16w=W
           } if %ifarb=10

ifarb 11 eq {%ifarb=11 C_W
/colors2 [{rgb 0 get rgb 8 get rgb 8 get}
          {rgb 1 get rgb 8 get rgb 8 get}
          {rgb 2 get rgb 8 get rgb 8 get}
          {rgb 3 get rgb 8 get rgb 8 get}
          {rgb 4 get rgb 8 get rgb 8 get}
          {rgb 5 get rgb 8 get rgb 8 get}
          {rgb 6 get rgb 8 get rgb 8 get}
          {rgb 7 get rgb 8 get rgb 8 get}
          {rgb 8 get rgb 8 get rgb 8 get}]def
          %C00w_02w_04w_06w_08w_10w_12w_14w_16w=W
           } if %ifarb=11

ifarb 12 eq {%ifarb=12 M_W
/colors2 [{rgb 8 get rgb 0 get rgb 8 get}
          {rgb 8 get rgb 1 get rgb 8 get}
          {rgb 8 get rgb 2 get rgb 8 get}
          {rgb 8 get rgb 3 get rgb 8 get}
          {rgb 8 get rgb 4 get rgb 8 get}
          {rgb 8 get rgb 5 get rgb 8 get}
          {rgb 8 get rgb 6 get rgb 8 get}
          {rgb 8 get rgb 7 get rgb 8 get}
          {rgb 8 get rgb 8 get rgb 8 get}]def
          %M00w_02w_04w_06w_08w_10w_12w_14w_16w=W
           } if %ifarb=12

} bind def %END proc_colors

%*********************************************************************
%%EndProlog
gsave

/lanind 0 def
/lantex [(G) (E) (S) (N) (I) (J) (M)] def
/showde {0 lanind eq {show} {pop} ifelse} bind def
/showen {1 lanind eq {show} {pop} ifelse} bind def
/showes {2 lanind eq {show} {pop} ifelse} bind def
/showfr {3 lanind eq {show} {pop} ifelse} bind def
/showit {4 lanind eq {show} {pop} ifelse} bind def
/showjp {5 lanind eq {show} {pop} ifelse} bind def
/showm {6 lanind eq {show} {pop} ifelse} bind def
/lanindg where {pop /lanind1 lanindg def /lanind2 lanindg def}
               {/lanind1 1 def /lanind2 1 def} ifelse
/colormg where {pop /colorm1 colormg def /colorm2 colormg def}
               {/colorm1 0 def /colorm2 0 def} ifelse
/xcolorg where {pop /xcolor1 xcolorg def /xcolor2 xcolorg def}
               {/xcolor1 0 def /xcolor2 0 def} ifelse
/xchartg where {pop /xchart1 xchartg def /xchart2 xchartg def}
               {/xchart1 0 def /xchart2 0 def} ifelse
/lanind lanind1 def %lanind1 1 lanind2 {/lanind exch def %output showpage
/colorm colorm1 def %colorm1 1 colorm2 {/colorm exch def %output showpage
/xcolor xcolor1 def %xcolor1 1 xcolor2 {/xcolor exch def %output showpage
/xchart xchart1 def %xchart1 1 xchart2 {/xchart exch def %output showpage

gsave

/cvishow0 {cvi 6 string cvs show} def

/pchartl 0 def %0:left page, 1:right page
/tchartl 4 def %0:top  page, 4:down  page
/pchart pchartl def
/tchart tchartl def

72 90 translate

0.010 MM dup scale

/xbtex0 1 def  %xbtex=0 for files Y1(0/1)-(3/7)n.EPS
xbtex0 1 eq {%xbtex0=1

40 setlinewidth
/ymax1 08550 def
/xmax1 12250 def
1.0 setgray
0 0  moveto xmax1 0 rlineto 0 ymax1 rlineto xmax1 neg 0 rlineto
closepath fill
0 setgray
0 0  moveto xmax1 0 rlineto 0 ymax1 rlineto xmax1 neg 0 rlineto
closepath stroke

TK
0 setgray
150  /Times-ISOL1 FS
150 -140 moveto
pchartl 0 eq {(heq00-) show}
             {(heq01-) show} ifelse
tchartl 0 eq {(3n) show}
             {(7n) show} ifelse
} if %xbtex0=1

/ifarb 4 def
/isize 0.90 def %1.00, 0.90, 0.50, 0.25

/xchartl 3 def
0 1 3 {/xchartl exch def %xchartl=0,3
/xchart xchartl def
gsave

20 setlinewidth

  xchartl   0 eq {  100 04480 translate} if
  xchartl   1 eq { 6150 04480 translate} if
  xchartl   2 eq {  100 00220 translate} if
  xchartl   3 eq { 6150 00220 translate} if

0 setgray
150  /Times-ISOL1 FS
050 -140 moveto
pchartl 0 eq {(heq00-) show}
             {(heq01-) show} ifelse
xchartl 1 add tchartl add cvishow0
(a) show %a

(, image ) showen (, Bild ) showde
xchartl 1 add cvishow0

xchart 2 le {%xchart<=2
(, produce equal visual difference between ) showen
(, erzeuge gleiche visuelle Differenz zwischen ) showde
} if %xchart<=2

xchart 0 eq {%xchart=0
/colseen 14 array def
/colseen [%BEG colseren
(Black N - White W)                (Black N - Red Rn - Red R)
(Black N - Green Gn - Green G)     (Black N - Blue Bn - Blue B)
(Black N - Yellow Yn - Yellow Y)   (Black N - Cyan Cn - Cyan C) 
(Black N - Magenta Mn - Magenta M) (Red R - Red Rw - White W)
(Green G - Green Gw - White W)     (Blue B - Blue Bw - White W)
(Yellow Y - Yellow Yw - White W)   (Cyan C - Cyan Cw - White W)
(Magenta M - Magenta Mw - White W)
] def %END colseen
/colsede 14 array def
/colsede [%BEG colsede
(Schwarz N - Wei\337 W)              (Schwarz N - Rot Rn - Rot R)
(Schwarz N - Gr\374n Gn - Gr\374n G) (Schwarz N - Blau Bn - Blau B)
(Schwarz N - Gelb Yn - Gelb Y)       (Schwarz N - Cyan Cn - Cyan C)
(Schwarz N - Magenta Mn - Magenta M) (Rot R - Rot Rw - Wei\337 W)
(Gr\374n G - Gr\374n Gw - Wei\337 W) (Blau B - Blau Bw - Wei\337 W)
(Gelb Y - Gelb Yw - Wei\337 W)       (Cyan C - Cyan Cw - Wei\337 W)
(Magenta M - Magenta Mw - Wei\337 W)
] def %END colsede
colseen ifarb get showen
colsede ifarb get showde
} if %xchart=0

xchart 1 eq {%xchart=1
(two of five steps) showen
(zwei von f\374nf Stufen) showde
} if %xchart=1

xchart 2 eq {%xchart=2
(four of nine steps) showen
(vier von neun Stufen) showde
} if %xchart=2

xchart 3 eq {%xchart=3
(, adjust visual threshold (+0,04?) of 9 steps; all equal?) showen
(, erzeuge Sehschwelle (+0,04?) von 9 Stufen; alle gleich?) showde
} if %xchart=3

%**************************************************************
%definition of color series
/rgb 9 array def
0 1 8 {/i exch def %i=0,8
       /id8 0.125 i mul def
       rgb i id8 put
      } for %i=0,8

%inverse data, see heg0l0np.pdf, change the above 7 data
%rgb 1 0.115 put
%rgb 2 0.202 put
%rgb 3 0.299 put
%rgb 4 0.390 put
%rgb 5 0.538 put
%rgb 6 0.690 put
%rgb 7 0.844 put

%n>1 darker output, n<1 lighter output
%0 1 8 {/i exch def %i=0,8
%       /id8 0.125 i mul def
%       rgb i id8 1.5 exp put
%      } for %i=0,8

/cvishow {cvi 6 string cvs show} def

proc_colors
%************************************************

%special format with scale for about 6x4cm
0.425 dup scale
20 setlinewidth
%xwidth=9*1400=1400
%white frame=350=1400*0.25
%grey  frame=350=1400*0.25

/s0      1400 def
/s0d2 s0 0.50 mul def
/s0d4 s0 0.25 mul def
/xwidth  s0 10.0 mul def %format about 3:2
/ywidth  s0 6.67 mul def
/xwidthm xwidth 0.5 mul def %mean xwidth

%grey frame (u), start left down
/x0u s0d4 def %left xy down
/y0u s0d4 def
/x1u xwidth s0d4 sub def
/y1u y0u def
/x2u x1u def
/y2u ywidth s0d4 sub def
/x3u x0u def
/y3u y2u def

/xpmi 9 array def %horizontal from left (0) to right (8)
/ypmj 4 array def %vertical from top (3) to down (0)

/xp3m x3u s0 0.75 mul add def
/yp3m y3u s0 0.75 mul sub def

/xp2m x3u s0 0.75 mul add def
/yp2m y3u s0 2.00 mul sub def

/xp1m x0u s0 0.75 mul add def
/yp1m y0u s0 1.95 mul add def

/xp0m x0u s0 0.75 mul add def
/yp0m y0u s0 0.75 mul add def

0 1 08 {/i exch def %i=0,8
        xpmi i xp0m s0 i mul add put
       } for %i=0,8

ypmj 3 yp3m put
ypmj 2 yp2m put
ypmj 1 yp1m put
ypmj 0 yp0m put

/x00 xpmi 3 get def %3 steps
/x01 xpmi 2 get def %5 steps
/x02 xpmi 0 get def %9 steps
/x03 xpmi 2 get def %1 step

1 setgray
0 0 moveto xwidth     0 rlineto 0 ywidth rlineto
           xwidth neg 0 rlineto closepath fill

0 setgray
0 0 moveto xwidth     0 rlineto 0 ywidth rlineto
           xwidth neg 0 rlineto closepath stroke

0.5 setgray
x0u y0u moveto x1u y1u lineto x2u y2u lineto
               x3u y3u lineto closepath fill

/tfnw {tfw} def

%%%%%%%%%%%   oberer Schriftzug %%%%%%%%%%%%%%%%

/sd  1400 def
/sd0 000 def
/dd0 270 def
/sda 0200 def

/xt   400 200 add def
/yte  100 def

/y00t 150 def
/y01t 450 def

xchart 0 eq {/jd 4 def /ixk x00 def /jm 1 def} if
xchart 1 eq {/jd 2 def /ixk x01 def /jm 2 def} if
xchart 2 eq {/jd 1 def /ixk x02 def /jm 4 def} if
xchart 3 eq {/jd 1 def /ixk x02 def /jm 4 def} if %identical xchart=2

%for index
/inx {TBK 0 -40 rmoveto show 0 40 rmoveto TBM} def

20 setlinewidth
%forth line from bottom, always full square
xchart 1 ge {%xchart>=1
/s s0 def
/iy0 ypmj 3 get s 0.5 mul sub def
0 1 8 {/i exch def %i=0,jd,8
        colors2 i get exec setrgbcolor
        /ix0 xpmi i get s 0.5 mul sub def 
        ix0 iy0 s s rec fill
       } for %i=0,jd,8
tfw
/ix0 xpmi 4 get s 0.5 mul sub def
ix0 iy0       moveto s 0 rlineto stroke
ix0 iy0 s add moveto s 0 rlineto stroke
} if %xchart>=1

%third line: 3, 5, 9 steps
/s s0 isize mul def
/iy0 ypmj 2 get s 0.5 mul sub def
0 jd 8 {/i exch def %i=0,jd,8
        colors2 i get exec setrgbcolor
        jd 4 eq {%jd=4
                 /ix0 xpmi 3 i 4 idiv add get s 0.5 mul sub def
                } if %jd=4
        jd 2 eq {%jd=2
                 /ix0 xpmi 2 i 2 idiv add get s 0.5 mul sub def
                } if %jd=2
        jd 1 eq {%jd=1
                 /ix0 xpmi i get s 0.5 mul sub def
                } if %jd=1
        ix0 iy0 s s rec fill
       } for %i=0,jd,8

tfw
/ix0 xpmi 4 get s 0.5 mul sub def
%isize 1 lt {ix0 iy0 s s rec stroke}
%                   {
                    ix0 iy0       moveto s 0 rlineto stroke
                    ix0 iy0 s add moveto s 0 rlineto stroke
%                   } ifelse

%to be calculated for image 3 from image 0, 1, and 2
%data from heg0/heg0l0np.pdf 250115
/lindat 9 array def
%standard data
/lindat [0.000 0.125 0.250 0.375 0.500 0.625 0.750 0.875 1.000] def
%adjusted data
/lindaa [0.000 0.135 0.300 0.450 0.600 0.700 0.800 0.900 1.000] def
%calculated from adjusted data
/lindac [0.000 0.115 0.202 0.299 0.390 0.538 0.690 0.844 1.000] def

%rectangle (r)
/x0r x0u s0 3 mul add def
/y0r y0u s0d4 add def
/x1r x0r s0 3 mul add def
/y1r y0r def
/x2r x1r def
/y2r y1r s0 3 mul add def
/x3r x0r def
/y3r y2r def

/xwr 4400 def
/ywr 0300 def

%test square xchart=0,1,2
xchart 2 le {%xchartl<=2
tfn
TBM
x0r y0r moveto x1r y1r lineto x2r y2r lineto
               x3r y3r lineto closepath stroke
tfw
x0r y0r moveto x2r y2r lineto stroke

tfn
x0r 3000 sub y3r 80 sub moveto (Output (9 steps)) showen 
                               (Ausgabe (9 Stufen)) showde

x1r 400 add y0r 200 sub moveto (Input (9 steps)) showen
                               (Eingabe (9 Stufen)) showde

tfw
x0r 3000 sub y3r 380 sub moveto (adjusted spacing) showen
                                (justierte Stufung) showde
x0r 3000 sub y3r 680 sub moveto (0 <= ) show TBIM (rgb*) show
                                TBK 0 -50 rmoveto (out) show 0 50 rmoveto
                                TBM ( <= 1) show
tfn
x1r 400 add y0r 400 add moveto (equally spaced) showen
                               (gleichabs\344ndig gestuft) showde
x1r 400 add y0r 100 add moveto (0 <= ) show TBIM (rgb*) show
                               TBK 0 -50 rmoveto (in) show 0 50 rmoveto
                               TBM ( <= 1) show
tfw
/ymr y3r y0r add 0.5 mul def
x0r 350 sub y0r 80 sub moveto (0) show
x0r 550 sub ymr 80 sub moveto (0,5) show
x0r 350 sub y3r 80 sub moveto (1) show

tfn
/xmr x1r x0r add 0.5 mul def
x0r 050 add y0r 300 sub moveto (0) show
xmr 050 add y0r 300 sub moveto (0,5) show
x1r 050 add y0r 300 sub moveto (1) show

/sx 3 s0 mul 8 div def
0 1 8 {/i exch def
       x0r 150 sub y0r i sx mul add moveto 150 0 rlineto stroke
       x0r i sx mul add y0r moveto 0 -150 rlineto stroke
      } for 

tfw
x2r 400 add y3r 0180 sub moveto xwr 0 rlineto 0 ywr rlineto
                            xwr neg 0 rlineto closepath fill
tfn
x2r 500 add y3r 0130 sub moveto 
(go to next image ) showen (gehe zu neuem Bild ) showde
xchart 2 add cvishow


xchart 0 eq {%xchart=0
tfn
x2r 500 add y3r 0130 sub 1000 sub moveto
(one experimental value: ) showen 
(Ein experimenteller Wert: ) showde
x2r 500 add y3r 0130 sub 1300 sub moveto
tfw
TBM (e) show (08) inx
            } if %xchart=0

xchart 1 eq {%xchart=1
tfn
x2r 500 add y3r 0130 sub 1000 sub moveto
(two experimental values: ) showen
(Zwei experimentelle Werte: ) showde
x2r 500 add y3r 0130 sub 1300 sub moveto
tfw
TBM (e) show (04) inx (, e) show (48) inx
            } if %xchart=1

xchart 2 eq {%xchart=2
tfn
x2r 500 add y3r 0130 sub 1000 sub moveto
(four experimental values: ) showen
(Vier experimentelle Werte: ) showde
x2r 500 add y3r 0130 sub 1300 sub moveto
tfw
TBM (e) show (02) inx
(, e) show (24) inx
(, e) show (46) inx
(, e) show (68) inx

tfw
x2r 400 add y3r 0180 sub 2000 sub moveto 
xwr 0 rlineto 0 ywr rlineto
xwr neg 0 rlineto closepath fill
tfn
x2r 500 add y3r 0130 sub 2000 sub moveto
(save 7 data above as text) showen
(speichere 7 obere Daten als Text) showde

            } if %xchart=2

            } if %xchart<=2

%texts xchart=0 to 3

TBM
tfn

xchart 0 eq {%xchart=0

/xm1 xwidthm 1.4 s0 mul sub def
/xm0 2000 def
tfw
xm0 y3u 270 sub  moveto
(A choose of a value different "0.50" ) showen
(changes the grey sample and surround.) showen
(Eine Wertewahl verschieden von "0.50" ) showde
(\344ndert das graue Muster und Umfeld.) showde

xm0 y3u 270 sub 300 sub moveto 
(Beginners often have difficulties to choose ) showen
(on an appropriate value.) showen
(Beginner haben oft Schwierigkeiten ) showde
(mit einer geeigneten Wertewahl.) showde

xm0 y3u 270 sub 600 sub moveto
(Therefore it is recommended for beginners ) showen
(to proceed with image 2.) showen
(Es wird daher f\374r Beginner empfohlen ) showde
(mit Bild 2 fortzufahren.) showde

xm0 y3u 270 sub 900 sub moveto
(After a restart of the experiment, ) showen
(a value different "0.50" may be used.) showen
(Nach Neustart des Experiments, k\366nnte ) showde
(eine Wertewahl verschieden "0,50" erfolgen.) showde
} if %xchart=0

xchart 1 eq
xchart 2 eq or
xchart 3 eq or {%xchart=1,2,3
tfw
500 y3u 270 sub  moveto
(9 step series based only on the visual ajustment of image 1 ) showen
(with value "0.50" or different) showen
(9stufige Serie basierend nur auf visueller Einstellung von Bild 1 ) showde
(mit Wert "0,50" oder verschieden) showde
               } if %xchart=1,2,3

xchart 0 eq
xchart 1 eq or
xchart 2 eq or {%xchart=0,1,2
tfw
/xm2 xwidthm 1.8 s0 mul sub 200 sub def
xm2 500 sub y3u 250 sub s0 sub s0d4 sub moveto
(  adjust visual equal difference for ) showen
(erzeuge visuell gleiche Differenz f\374r ) showde
xchart 0 eq {(eine von 3 Stufen) showde (one of 3 steps) showen} if
xchart 1 eq {(zwei von 5 Stufen) showde (two of 5 steps) showen} if
xchart 2 eq {(vier von 9 Stufen) showde (four of 9 steps) showen} if

/ylk y3u 300 sub s0 2 mul sub s0d4 2 mul sub def
xchart 0 eq {/l0 3 def /l1 3 def} if
xchart 1 eq {/l0 2 def /l1 4 def} if
xchart 2 eq {/l0 0 def /l1 6 def} if
l0 2 l1 {/l exch def %l=l1,l2
         tfn
         x3u l 0.5 add s0 mul add 400 add ylk moveto (0) show
         x3u l 1.5 add s0 mul add 350 sub ylk moveto
         tfw 
         xchart 0 eq {TBM (e) show (08) inx TBM (=) show} if %xchart=0

         xchart 1 eq {%xchart=1
                      TBM (e) show l 2 eq {(04)} if
                                   l 4 eq {(48)} if 
                                   inx TBM (=) show
                     } if %xchart=1
         xchart 2 eq {%xchart=2
                      TBM (e) show l 0 eq {(02)} if
                                   l 2 eq {(24)} if
                                   l 4 eq {(46)} if
                                   l 6 eq {(68)} if
                                   inx TBM (=) show
                     } if %xchart=2
         tfw
         0 -50 rlineto 850 0 rlineto 0 300 rlineto
                 850 neg 0 rlineto closepath fill
         newpath
         x3u l 1.5 add s0 mul add 350 sub 600 add ylk moveto
         tfn (0,50) show
         100 100 rmoveto SK (\331) show 0 -100 rmoveto
         -150 -50 rmoveto SK (\332) show 0   50 rmoveto

         tfn 
         TBM
         x3u l 2.5 add s0 mul add 000 sub l l1 eq {100 add} if 
         ylk moveto (1) show
         l l1 ne {( /) show} if
        } for %l=l0,l1       
} if %xchart=0,1,2

%first time to use xchart=3
xchart 3 eq {%xchart=3

tfw
1000 y3u 250 sub s0 sub s0d4 sub moveto
(9 step series based on all visual adjustments used for ) showen
(output linearization) showen
(9stufige Serie basierend auf allen visuellen Einstellungen benutzt ) showde
(f\374r Ausgabelinearisierung) showde

TBM
tfw
/x1f x0u s0d4 add def
/y1f y3u 250 sub s0 2.25 mul sub def
0 1 8 {/i exch def %i=0,8
        tfw x1f i s0 mul add 350 add y1f 300 sub 050 sub moveto
%        lindat i get 255 mul cvishow (, ) show 
        i 1 ge
        i 7 le and {-100 0 rmoveto TBM (c) show
                    TBK 0 -40 rmoveto i cvishow 0 40 rmoveto
                    TBM (=) show
                   } if
        lindat i get cvsshow2g
       } for %i=0,8

tfn
500 y3r 0080 sub moveto
(calculation with visual experimental (e) data adjusted above) showen
(Berechnung mit ermittelten visuellen experimentellen (e) Daten) showde


500 y3r 0380 sub moveto
%(a1=e08, b1=e04*a1, b3=e48(1-b2)+b2, c2=b1, c4=b2, c6=c3) show
TBM
(a) show (1) inx
(=e) show (08) inx
(, b) show (1) inx
(=e) show (04) inx
(*a) show (1) inx
(, b) show (3) inx
(=e) show (48) inx
(\0501-b) show (2) inx
(\051+b) show (2) inx
(, c) show (2) inx
(=b) show (1) inx
(, c) show (4) inx
(=b) show (2) inx
(, c) show (6) inx
(=b) show (3) inx

500 y3r 0680 sub moveto
%(c1=e02*b1, c3=e24(b2-b2)+b1, c5=e46(b3-b2)+b2, c7=e68(1-b3)+b3) show
TBM
(c) show (1) inx
(=e) show (02) inx
(*b) show (1) inx
(, c) show (3) inx
(=e) show (24) inx
(\050b) show (2) inx
(-b) show (2) inx
(\051+b) show (1) inx
(, c) show (5) inx
(=e) show (46) inx
(\050b) show (3) inx
(-b) show (2) inx
(\051+b) show (2) inx
(, c) show (7) inx
(=e) show (68) inx
(\0501-b) show (3) inx
(\051+b) show (3) inx

tfw
x2r 400 add y3r 0180 sub moveto xwr 0 rlineto 0 ywr rlineto
                                xwr neg 0 rlineto closepath fill
tfn
x2r 500 add y3r 0130 sub moveto (save 7 data above as text) showen
                                (speichere 7 obere Daten als Text) showde

%9 step series
tfw
x2r 400 add y3r 0680 sub moveto xwr 0 rlineto 0 ywr rlineto
                                xwr neg 0 rlineto closepath fill
tfn
x2r 500 add y3r 0630 sub moveto (save 9 data below as text) showen
                                (speichere 9 untere Daten als Text) showde

tfw
x2r 400 add y3r 3880 sub moveto xwr 0 rlineto 0 ywr 2 mul rlineto
                                xwr neg 0 rlineto closepath fill
tfn
x2r 500 add y3r 3530 sub moveto (adjust and proof threshold of) showen
                                (justiere und pr\374fe Schwellen) showde
x2r 500 add y3r 3830 sub moveto (the linearized output) showen
                                (der linearisierten Ausgabe) showde

tfw
x2r 400 add y3r 4380 sub moveto xwr 0 rlineto 0 ywr rlineto
                                xwr neg 0 rlineto closepath fill
tfn
x2r 500 add y3r 4330 sub moveto (restart with image 1) showen
                                (Neustart mit Bild 1) showde

%second line
/s s0 isize mul def
/iy0 ypmj 1 get s 0.5 mul sub 50 sub def
0 1 8 {/i exch def %i=0,jd,8
        /li0 0 def
        /li1 lindat i get def
        ifarb 0 eq {li1 li1 li1 setrgbcolor} if %N
        ifarb 1 eq {li1 0   0   setrgbcolor} if %R
        ifarb 2 eq {0   li1 0   setrgbcolor} if %G
        ifarb 3 eq {0   0   li1 setrgbcolor} if %B
        ifarb 4 eq {li1 li1 0   setrgbcolor} if %Y
        ifarb 5 eq {0   li1 li1 setrgbcolor} if %C
        ifarb 6 eq {li1 0   li1 setrgbcolor} if %M

        /ix0 xpmi i get s 0.5 mul sub def
        ix0 iy0 s s rec fill

        /li2 i 7 le {li1 0.04 add def}
                    {li1 0.04 sub def} ifelse
        ifarb 0 eq {li2 li2 li2 setrgbcolor} if %N
        ifarb 1 eq {li2 0   0   setrgbcolor} if %R
        ifarb 2 eq {0   li2 0   setrgbcolor} if %G
        ifarb 3 eq {0   0   li2 setrgbcolor} if %B
        ifarb 4 eq {li2 li2 0   setrgbcolor} if %Y
        ifarb 5 eq {0   li2 li2 setrgbcolor} if %C
        ifarb 6 eq {li2 0   li2 setrgbcolor} if %M

        /ix0 xpmi i get s 0.5 mul sub def
        /sh s 0.5 mul def
        ix0 iy0 sh add moveto s 0 rlineto 0 sh rlineto
                          s neg 0 rlineto closepath fill
       } for %i=0,jd,8
tfw
/ix0 xpmi 4 get s 0.5 mul sub def
%isize 1 lt {ix0 iy0 s s rec stroke}
%                   {
                    ix0 iy0       moveto s 0 rlineto stroke
                    ix0 iy0 s add moveto s 0 rlineto stroke
%                   } ifelse

%down sample grey
/s s0 isize mul def
/iy0 ypmj 0 get s 0.5 mul sub 200 sub def
0.25 dup dup setrgbcolor
/ix0 xpmi 2 get s 0.5 mul sub def
ix0 iy0 s s rec fill

%+0,06 used, not +0,04
0.25 0.06 add dup dup setrgbcolor
/sh s 0.5 mul def
ix0 iy0 sh add moveto s 0 rlineto 0 sh rlineto
                  s neg 0 rlineto closepath fill


20 setlinewidth
TBM
tfnw
/jd 1 def /ixk x02 def /jm 4 def %9 steps

%below (dec) and top linearized series
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%/y1f ypmj 0 get s 0.5 mul sub 200 sub def
/y2f y1f s0 add def
0 1 8 {/i exch def %i=0,8
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%        lindat i get cvsshow2g
        tfw
        i 1 ge
        i 7 le and {-100 0 rmoveto TBM (c) show
                    TBK 0 -40 rmoveto i cvishow 0 40 rmoveto
                    TBM (=) show
                   } if
        lindat i get cvsshow2g

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        newpath

        tfn
        x1f i s0 mul add 200 add y1f 1500 add moveto
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        TBM
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%decription of grey sample
/x3f x0u s0d4 add def
/y3f y0u 1700 add s0 sub 200 sub def
/i 2 def
        tfn 
        x3f i 1 add s0 mul add 80 add y3f 800 add moveto
        lindat 2 get cvsshow2g
        tfw
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        0 -75 rlineto 1000 0 rlineto 0 300 rlineto
                  1000 neg 0 rlineto closepath fill
        newpath

        tfn
        x3f i 1 add s0 mul add 80 add 600 add y3f 800 add moveto
        (+0,06) show
         100 100 rmoveto SK (\331) show 0 -100 rmoveto
        -150 -50 rmoveto SK (\332) show 0   50 rmoveto
        TBM
        tfw (  adjust threshold) showen 
            (  justiere Schwelle) showde

        tfn x3f i 1 add s0 mul add 80 add y3f 500 add moveto
        lindat 2 get cvsshow2g
        ( +0,00) show

         100 100 rmoveto SK (\331) show 0 -100 rmoveto
        -150 -50 rmoveto SK (\332) show 0   50 rmoveto
        TBM

        tfn (  no change) showen (  unge\344ndert) showde

        tfn x3f i 2 sub s0 mul add 40 add y3f 900 add moveto
        (grey example) showen (Graubeispiel) showde

        tfw x3f i 2 sub s0 mul add 40 add y3f 600 add moveto
        (difference visible?) showen (Differenz sichtbar?) showde

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  xchartl   0 eq {  100 neg 04480 neg translate} if
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grestore

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%START PDFDE011.EPS
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[/Title (PostScript pictures: farbe.li.tu-berlin.de/heq0/heq0.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:2024120112000)
 /ModDate (D:2024120112000)
/DOCINFO pdfmark13
[ /View [ /Fit ]
/DOCVIEW pdfmark13
%END  PDFDE011

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/rem %x0, y0 width heigth
  {/heigth exch def /width exch def /y0 exch def /x0 exch def
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   width 0 rlineto 0 heigth rlineto width neg 0 rlineto
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/cvishowr {dup 0 ge {0.5 add} {0.5 sub} ifelse
           cvi 6 string cvs show} def

/cvishow {cvi 6 string cvs show} def
/cvsshow1 {10 mul cvi 0.1 mul 7 string cvs show} def
/cvsshow2 {100 mul cvi 0.01 mul 7 string cvs show} def
/cvsshow3 {1000 mul cvi 0.001 mul 7 string cvs show} def
/cvsshow1g {/nxx exch def                              %example nxx=99,1/99,0
             nxx 0 lt {(-) show /nxx nxx abs def} if
             nxx 10 mul cvi /nxi exch def              %nxi=991/990
             nxi 10 idiv /nxa exch def                 %nxa=99
             nxi nxa 10 mul sub /nxb exch def          %nxb=1/0
             nxa cvishow (,) show                      %nxa=99
             nxb cvishow                               %nxb=1/0
           } def
/cvsshow2g {/nxx exch def                              %example nxx=99.12/99,02/99,00
             nxx 0 lt {(-) show /nxx nxx abs def} if
             nxx 100 mul cvi /nxi exch def             %nxi=9912/9902/00
             nxi 100 idiv /nxa exch def                %nxa=99
             nxi nxa 100 mul sub /nxb exch def         %nxb=12/02/00
             nxa cvishow (,) show                      %nxb=99,
             nxb 10 ge {nxb cvishow} if                %nxb=12
             nxb  1 ge
             nxb  9 le and {(0) show nxb cvishow} if   %nxb=02
             nxb  0 eq {(00) show} if                  %nxb=00
           } def
/cvsshow3g {/nxx exch def                              %example nxx=99.123/99.012/99.001/99.000
             nxx 0 lt {(-) show /nxx nxx abs def} if
             nxx 1000 mul cvi /nxi exch def            %nxi=99123/99012/99001/99000
             nxi 1000 idiv /nxa exch def               %nxa=99
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             nxa cvishow (,) show                      %nxb=99,
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             nxb  10 ge
             nxb  99 le and {(0) show nxb cvishow} if  %nxb=012
             nxb   1 ge
             nxb   9 le and {(00) show nxb cvishow} if %nxb=001
             nxb   0 eq {(000) show} if                %nxb=000
           } def

/tfw {1 setgray} def
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/tfo {1 0 0 setrgbcolor} def
/tfl {0 1 0 setrgbcolor} def
/tfv {0 0 1 setrgbcolor} def
/tfc {0 1 1 setrgbcolor} def
/tfm {1 0 1 setrgbcolor} def
/tfy {1 1 0 setrgbcolor} def
%*********************************************************************
/proc_colors {%BEG proc_colors
ifarb 0 eq {%ifarb=0 N_W
/colors2 [{rgb 0 get rgb 0 get rgb 0 get}
          {rgb 1 get rgb 1 get rgb 1 get}
          {rgb 2 get rgb 2 get rgb 2 get}
          {rgb 3 get rgb 3 get rgb 3 get}
          {rgb 4 get rgb 4 get rgb 4 get}
          {rgb 5 get rgb 5 get rgb 5 get}
          {rgb 6 get rgb 6 get rgb 6 get}
          {rgb 7 get rgb 7 get rgb 7 get}
          {rgb 8 get rgb 8 get rgb 8 get}]def
          %N00w_02w_04w_06w_08w_10w_12w_14w_16w=W
           } if %ifarb=0

ifarb 1 eq {%ifarb=1 N_R
/colors2 [{rgb 0 get rgb 0 get rgb 0 get}
          {rgb 1 get rgb 0 get rgb 0 get}
          {rgb 2 get rgb 0 get rgb 0 get}
          {rgb 3 get rgb 0 get rgb 0 get}
          {rgb 4 get rgb 0 get rgb 0 get}
          {rgb 5 get rgb 0 get rgb 0 get}
          {rgb 6 get rgb 0 get rgb 0 get}
          {rgb 7 get rgb 0 get rgb 0 get}
          {rgb 8 get rgb 0 get rgb 0 get}]def
          %N00r_02r_04r_06r_08r_10r_12r_14r_16r=R
           } if %ifarb=1

ifarb 2 eq {%ifarb=2 N_G
/colors2 [{rgb 0 get rgb 0 get rgb 0 get}
          {rgb 0 get rgb 1 get rgb 0 get}
          {rgb 0 get rgb 2 get rgb 0 get}
          {rgb 0 get rgb 3 get rgb 0 get}
          {rgb 0 get rgb 4 get rgb 0 get}
          {rgb 0 get rgb 5 get rgb 0 get}
          {rgb 0 get rgb 6 get rgb 0 get}
          {rgb 0 get rgb 7 get rgb 0 get}
          {rgb 0 get rgb 8 get rgb 0 get}]def
          %N00g_02g_04g_06g_08g_10g_12g_14g_16g=G
           } if %ifarb=2

ifarb 3 eq {%ifarb=3 N_B
/colors2 [{rgb 0 get rgb 0 get rgb 0 get}
          {rgb 0 get rgb 0 get rgb 1 get}
          {rgb 0 get rgb 0 get rgb 2 get}
          {rgb 0 get rgb 0 get rgb 3 get}
          {rgb 0 get rgb 0 get rgb 4 get}
          {rgb 0 get rgb 0 get rgb 5 get}
          {rgb 0 get rgb 0 get rgb 6 get}
          {rgb 0 get rgb 0 get rgb 7 get}
          {rgb 0 get rgb 0 get rgb 8 get}]def
          %N00b_02b_04b_06b_08b_10b_12b_14b_16b=B
           } if %ifarb=3

ifarb 4 eq {%ifarb=4 N_Y
/colors2 [{rgb 0 get rgb 0 get rgb 0 get}
          {rgb 1 get rgb 1 get rgb 0 get}
          {rgb 2 get rgb 2 get rgb 0 get}
          {rgb 3 get rgb 3 get rgb 0 get}
          {rgb 4 get rgb 4 get rgb 0 get}
          {rgb 5 get rgb 5 get rgb 0 get}
          {rgb 6 get rgb 6 get rgb 0 get}
          {rgb 7 get rgb 7 get rgb 0 get}
          {rgb 8 get rgb 8 get rgb 0 get}]def
          %N00y_02y_04y_06y_08y_10y_12y_14y_16y=Y
           } if %ifarb=4

ifarb 5 eq {%ifarb=5 N_C
/colors2 [{rgb 0 get rgb 0 get rgb 0 get}
          {rgb 0 get rgb 1 get rgb 1 get}
          {rgb 0 get rgb 2 get rgb 2 get}
          {rgb 0 get rgb 3 get rgb 3 get}
          {rgb 0 get rgb 4 get rgb 4 get}
          {rgb 0 get rgb 5 get rgb 5 get}
          {rgb 0 get rgb 6 get rgb 6 get}
          {rgb 0 get rgb 7 get rgb 7 get}
          {rgb 0 get rgb 8 get rgb 8 get}]def
          %N00c_02c_04c_06c_08c_10c_12c_14c_16c=C
           } if %ifarb=5

ifarb 6 eq {%ifarb=6 N_M
/colors2 [{rgb 0 get rgb 0 get rgb 0 get}
          {rgb 1 get rgb 0 get rgb 1 get}
          {rgb 2 get rgb 0 get rgb 2 get}
          {rgb 3 get rgb 0 get rgb 3 get}
          {rgb 4 get rgb 0 get rgb 4 get}
          {rgb 5 get rgb 0 get rgb 5 get}
          {rgb 6 get rgb 0 get rgb 6 get}
          {rgb 7 get rgb 0 get rgb 7 get}
          {rgb 8 get rgb 0 get rgb 8 get}]def
          %N00m_02m_04m_06m_08m_10m_12m_14m_16mM
           } if %ifarb=6

ifarb 7 eq {%ifarb=7 R_W
/colors2 [{rgb 8 get rgb 0 get rgb 0 get}
          {rgb 8 get rgb 1 get rgb 1 get}
          {rgb 8 get rgb 2 get rgb 2 get}
          {rgb 8 get rgb 3 get rgb 3 get}
          {rgb 8 get rgb 4 get rgb 4 get}
          {rgb 8 get rgb 5 get rgb 5 get}
          {rgb 8 get rgb 6 get rgb 6 get}
          {rgb 8 get rgb 7 get rgb 7 get}
          {rgb 8 get rgb 8 get rgb 8 get}]def
          %R00w_02w_04w_06w_08w_10w_12w_14w_16w=W
           } if %ifarb=7

ifarb 8 eq {%ifarb=8 G_W
/colors2 [{rgb 0 get rgb 8 get rgb 0 get}
          {rgb 1 get rgb 8 get rgb 1 get}
          {rgb 2 get rgb 8 get rgb 2 get}
          {rgb 3 get rgb 8 get rgb 3 get}
          {rgb 4 get rgb 8 get rgb 4 get}
          {rgb 5 get rgb 8 get rgb 5 get}
          {rgb 6 get rgb 8 get rgb 6 get}
          {rgb 7 get rgb 8 get rgb 7 get}
          {rgb 8 get rgb 8 get rgb 8 get}]def
          %G00w_02w_04w_06w_08w_10w_12w_14w_16w=W
           } if %ifarb=8

ifarb 9 eq {%ifarb=9 B_W
/colors2 [{rgb 0 get rgb 0 get rgb 8 get}
          {rgb 1 get rgb 1 get rgb 8 get}
          {rgb 2 get rgb 2 get rgb 8 get}
          {rgb 3 get rgb 3 get rgb 8 get}
          {rgb 4 get rgb 4 get rgb 8 get}
          {rgb 5 get rgb 5 get rgb 8 get}
          {rgb 6 get rgb 6 get rgb 8 get}
          {rgb 7 get rgb 7 get rgb 8 get}
          {rgb 8 get rgb 8 get rgb 8 get}]def
          %B00w_02w_04w_06w_08w_10w_12w_14w_16w=W
           } if %ifarb=9

ifarb 10 eq {%ifarb=10 Y_W
/colors2 [{rgb 8 get rgb 8 get rgb 0 get}
          {rgb 8 get rgb 8 get rgb 1 get}
          {rgb 8 get rgb 8 get rgb 2 get}
          {rgb 8 get rgb 8 get rgb 3 get}
          {rgb 8 get rgb 8 get rgb 4 get}
          {rgb 8 get rgb 8 get rgb 5 get}
          {rgb 8 get rgb 8 get rgb 6 get}
          {rgb 8 get rgb 8 get rgb 7 get}
          {rgb 8 get rgb 8 get rgb 8 get}]def
          %Y00w_02w_04w_06w_08w_10w_12w_14w_16w=W
           } if %ifarb=10

ifarb 11 eq {%ifarb=11 C_W
/colors2 [{rgb 0 get rgb 8 get rgb 8 get}
          {rgb 1 get rgb 8 get rgb 8 get}
          {rgb 2 get rgb 8 get rgb 8 get}
          {rgb 3 get rgb 8 get rgb 8 get}
          {rgb 4 get rgb 8 get rgb 8 get}
          {rgb 5 get rgb 8 get rgb 8 get}
          {rgb 6 get rgb 8 get rgb 8 get}
          {rgb 7 get rgb 8 get rgb 8 get}
          {rgb 8 get rgb 8 get rgb 8 get}]def
          %C00w_02w_04w_06w_08w_10w_12w_14w_16w=W
           } if %ifarb=11

ifarb 12 eq {%ifarb=12 M_W
/colors2 [{rgb 8 get rgb 0 get rgb 8 get}
          {rgb 8 get rgb 1 get rgb 8 get}
          {rgb 8 get rgb 2 get rgb 8 get}
          {rgb 8 get rgb 3 get rgb 8 get}
          {rgb 8 get rgb 4 get rgb 8 get}
          {rgb 8 get rgb 5 get rgb 8 get}
          {rgb 8 get rgb 6 get rgb 8 get}
          {rgb 8 get rgb 7 get rgb 8 get}
          {rgb 8 get rgb 8 get rgb 8 get}]def
          %M00w_02w_04w_06w_08w_10w_12w_14w_16w=W
           } if %ifarb=12

} bind def %END proc_colors

%*********************************************************************
%%EndProlog
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TK
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gsave

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(a) show %a

(, image ) showen (, Bild ) showde
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xchart 2 le {%xchart<=2
(, produce equal visual difference between ) showen
(, erzeuge gleiche visuelle Differenz zwischen ) showde
} if %xchart<=2

xchart 0 eq {%xchart=0
/colseen 14 array def
/colseen [%BEG colseren
(Black N - White W)                (Black N - Red Rn - Red R)
(Black N - Green Gn - Green G)     (Black N - Blue Bn - Blue B)
(Black N - Yellow Yn - Yellow Y)   (Black N - Cyan Cn - Cyan C) 
(Black N - Magenta Mn - Magenta M) (Red R - Red Rw - White W)
(Green G - Green Gw - White W)     (Blue B - Blue Bw - White W)
(Yellow Y - Yellow Yw - White W)   (Cyan C - Cyan Cw - White W)
(Magenta M - Magenta Mw - White W)
] def %END colseen
/colsede 14 array def
/colsede [%BEG colsede
(Schwarz N - Wei\337 W)              (Schwarz N - Rot Rn - Rot R)
(Schwarz N - Gr\374n Gn - Gr\374n G) (Schwarz N - Blau Bn - Blau B)
(Schwarz N - Gelb Yn - Gelb Y)       (Schwarz N - Cyan Cn - Cyan C)
(Schwarz N - Magenta Mn - Magenta M) (Rot R - Rot Rw - Wei\337 W)
(Gr\374n G - Gr\374n Gw - Wei\337 W) (Blau B - Blau Bw - Wei\337 W)
(Gelb Y - Gelb Yw - Wei\337 W)       (Cyan C - Cyan Cw - Wei\337 W)
(Magenta M - Magenta Mw - Wei\337 W)
] def %END colsede
colseen ifarb get showen
colsede ifarb get showde
} if %xchart=0

xchart 1 eq {%xchart=1
(two of five steps) showen
(zwei von f\374nf Stufen) showde
} if %xchart=1

xchart 2 eq {%xchart=2
(four of nine steps) showen
(vier von neun Stufen) showde
} if %xchart=2

xchart 3 eq {%xchart=3
(, adjust visual threshold (+0,04?) of 9 steps; all equal?) showen
(, erzeuge Sehschwelle (+0,04?) von 9 Stufen; alle gleich?) showde
} if %xchart=3

%**************************************************************
%definition of color series
/rgb 9 array def
0 1 8 {/i exch def %i=0,8
       /id8 0.125 i mul def
       rgb i id8 put
      } for %i=0,8

%inverse data, see heg0l0np.pdf, change the above 7 data
%rgb 1 0.115 put
%rgb 2 0.202 put
%rgb 3 0.299 put
%rgb 4 0.390 put
%rgb 5 0.538 put
%rgb 6 0.690 put
%rgb 7 0.844 put

%n>1 darker output, n<1 lighter output
%0 1 8 {/i exch def %i=0,8
%       /id8 0.125 i mul def
%       rgb i id8 1.5 exp put
%      } for %i=0,8

/cvishow {cvi 6 string cvs show} def

proc_colors
%************************************************

%special format with scale for about 6x4cm
0.425 dup scale
20 setlinewidth
%xwidth=9*1400=1400
%white frame=350=1400*0.25
%grey  frame=350=1400*0.25

/s0      1400 def
/s0d2 s0 0.50 mul def
/s0d4 s0 0.25 mul def
/xwidth  s0 10.0 mul def %format about 3:2
/ywidth  s0 6.67 mul def
/xwidthm xwidth 0.5 mul def %mean xwidth

%grey frame (u), start left down
/x0u s0d4 def %left xy down
/y0u s0d4 def
/x1u xwidth s0d4 sub def
/y1u y0u def
/x2u x1u def
/y2u ywidth s0d4 sub def
/x3u x0u def
/y3u y2u def

/xpmi 9 array def %horizontal from left (0) to right (8)
/ypmj 4 array def %vertical from top (3) to down (0)

/xp3m x3u s0 0.75 mul add def
/yp3m y3u s0 0.75 mul sub def

/xp2m x3u s0 0.75 mul add def
/yp2m y3u s0 2.00 mul sub def

/xp1m x0u s0 0.75 mul add def
/yp1m y0u s0 1.95 mul add def

/xp0m x0u s0 0.75 mul add def
/yp0m y0u s0 0.75 mul add def

0 1 08 {/i exch def %i=0,8
        xpmi i xp0m s0 i mul add put
       } for %i=0,8

ypmj 3 yp3m put
ypmj 2 yp2m put
ypmj 1 yp1m put
ypmj 0 yp0m put

/x00 xpmi 3 get def %3 steps
/x01 xpmi 2 get def %5 steps
/x02 xpmi 0 get def %9 steps
/x03 xpmi 2 get def %1 step

1 setgray
0 0 moveto xwidth     0 rlineto 0 ywidth rlineto
           xwidth neg 0 rlineto closepath fill

0 setgray
0 0 moveto xwidth     0 rlineto 0 ywidth rlineto
           xwidth neg 0 rlineto closepath stroke

0.5 setgray
x0u y0u moveto x1u y1u lineto x2u y2u lineto
               x3u y3u lineto closepath fill

/tfnw {tfw} def

%%%%%%%%%%%   oberer Schriftzug %%%%%%%%%%%%%%%%

/sd  1400 def
/sd0 000 def
/dd0 270 def
/sda 0200 def

/xt   400 200 add def
/yte  100 def

/y00t 150 def
/y01t 450 def

xchart 0 eq {/jd 4 def /ixk x00 def /jm 1 def} if
xchart 1 eq {/jd 2 def /ixk x01 def /jm 2 def} if
xchart 2 eq {/jd 1 def /ixk x02 def /jm 4 def} if
xchart 3 eq {/jd 1 def /ixk x02 def /jm 4 def} if %identical xchart=2

%for index
/inx {TBK 0 -40 rmoveto show 0 40 rmoveto TBM} def

20 setlinewidth
%forth line from bottom, always full square
xchart 1 ge {%xchart>=1
/s s0 def
/iy0 ypmj 3 get s 0.5 mul sub def
0 1 8 {/i exch def %i=0,jd,8
        colors2 i get exec setrgbcolor
        /ix0 xpmi i get s 0.5 mul sub def 
        ix0 iy0 s s rec fill
       } for %i=0,jd,8
tfw
/ix0 xpmi 4 get s 0.5 mul sub def
ix0 iy0       moveto s 0 rlineto stroke
ix0 iy0 s add moveto s 0 rlineto stroke
} if %xchart>=1

%third line: 3, 5, 9 steps
/s s0 isize mul def
/iy0 ypmj 2 get s 0.5 mul sub def
0 jd 8 {/i exch def %i=0,jd,8
        colors2 i get exec setrgbcolor
        jd 4 eq {%jd=4
                 /ix0 xpmi 3 i 4 idiv add get s 0.5 mul sub def
                } if %jd=4
        jd 2 eq {%jd=2
                 /ix0 xpmi 2 i 2 idiv add get s 0.5 mul sub def
                } if %jd=2
        jd 1 eq {%jd=1
                 /ix0 xpmi i get s 0.5 mul sub def
                } if %jd=1
        ix0 iy0 s s rec fill
       } for %i=0,jd,8

tfw
/ix0 xpmi 4 get s 0.5 mul sub def
%isize 1 lt {ix0 iy0 s s rec stroke}
%                   {
                    ix0 iy0       moveto s 0 rlineto stroke
                    ix0 iy0 s add moveto s 0 rlineto stroke
%                   } ifelse

%to be calculated for image 3 from image 0, 1, and 2
%data from heg0/heg0l0np.pdf 250115
/lindat 9 array def
%standard data
/lindat [0.000 0.125 0.250 0.375 0.500 0.625 0.750 0.875 1.000] def
%adjusted data
/lindaa [0.000 0.135 0.300 0.450 0.600 0.700 0.800 0.900 1.000] def
%calculated from adjusted data
/lindac [0.000 0.115 0.202 0.299 0.390 0.538 0.690 0.844 1.000] def

%rectangle (r)
/x0r x0u s0 3 mul add def
/y0r y0u s0d4 add def
/x1r x0r s0 3 mul add def
/y1r y0r def
/x2r x1r def
/y2r y1r s0 3 mul add def
/x3r x0r def
/y3r y2r def

/xwr 4400 def
/ywr 0300 def

%test square xchart=0,1,2
xchart 2 le {%xchartl<=2
tfn
TBM
x0r y0r moveto x1r y1r lineto x2r y2r lineto
               x3r y3r lineto closepath stroke
tfw
x0r y0r moveto x2r y2r lineto stroke

tfn
x0r 3000 sub y3r 80 sub moveto (Output (9 steps)) showen 
                               (Ausgabe (9 Stufen)) showde

x1r 400 add y0r 200 sub moveto (Input (9 steps)) showen
                               (Eingabe (9 Stufen)) showde

tfw
x0r 3000 sub y3r 380 sub moveto (adjusted spacing) showen
                                (justierte Stufung) showde
x0r 3000 sub y3r 680 sub moveto (0 <= ) show TBIM (rgb*) show
                                TBK 0 -50 rmoveto (out) show 0 50 rmoveto
                                TBM ( <= 1) show
tfn
x1r 400 add y0r 400 add moveto (equally spaced) showen
                               (gleichabs\344ndig gestuft) showde
x1r 400 add y0r 100 add moveto (0 <= ) show TBIM (rgb*) show
                               TBK 0 -50 rmoveto (in) show 0 50 rmoveto
                               TBM ( <= 1) show
tfw
/ymr y3r y0r add 0.5 mul def
x0r 350 sub y0r 80 sub moveto (0) show
x0r 550 sub ymr 80 sub moveto (0,5) show
x0r 350 sub y3r 80 sub moveto (1) show

tfn
/xmr x1r x0r add 0.5 mul def
x0r 050 add y0r 300 sub moveto (0) show
xmr 050 add y0r 300 sub moveto (0,5) show
x1r 050 add y0r 300 sub moveto (1) show

/sx 3 s0 mul 8 div def
0 1 8 {/i exch def
       x0r 150 sub y0r i sx mul add moveto 150 0 rlineto stroke
       x0r i sx mul add y0r moveto 0 -150 rlineto stroke
      } for 

tfw
x2r 400 add y3r 0180 sub moveto xwr 0 rlineto 0 ywr rlineto
                            xwr neg 0 rlineto closepath fill
tfn
x2r 500 add y3r 0130 sub moveto 
(go to next image ) showen (gehe zu neuem Bild ) showde
xchart 2 add cvishow


xchart 0 eq {%xchart=0
tfn
x2r 500 add y3r 0130 sub 1000 sub moveto
(one experimental value: ) showen 
(Ein experimenteller Wert: ) showde
x2r 500 add y3r 0130 sub 1300 sub moveto
tfw
TBM (e) show (08) inx
            } if %xchart=0

xchart 1 eq {%xchart=1
tfn
x2r 500 add y3r 0130 sub 1000 sub moveto
(two experimental values: ) showen
(Zwei experimentelle Werte: ) showde
x2r 500 add y3r 0130 sub 1300 sub moveto
tfw
TBM (e) show (04) inx (, e) show (48) inx
            } if %xchart=1

xchart 2 eq {%xchart=2
tfn
x2r 500 add y3r 0130 sub 1000 sub moveto
(four experimental values: ) showen
(Vier experimentelle Werte: ) showde
x2r 500 add y3r 0130 sub 1300 sub moveto
tfw
TBM (e) show (02) inx
(, e) show (24) inx
(, e) show (46) inx
(, e) show (68) inx

tfw
x2r 400 add y3r 0180 sub 2000 sub moveto 
xwr 0 rlineto 0 ywr rlineto
xwr neg 0 rlineto closepath fill
tfn
x2r 500 add y3r 0130 sub 2000 sub moveto
(save 7 data above as text) showen
(speichere 7 obere Daten als Text) showde

            } if %xchart=2

            } if %xchart<=2

%texts xchart=0 to 3

TBM
tfn

xchart 0 eq {%xchart=0

/xm1 xwidthm 1.4 s0 mul sub def
/xm0 2000 def
tfw
xm0 y3u 270 sub  moveto
(A choose of a value different "0.50" ) showen
(changes the grey sample and surround.) showen
(Eine Wertewahl verschieden von "0.50" ) showde
(\344ndert das graue Muster und Umfeld.) showde

xm0 y3u 270 sub 300 sub moveto 
(Beginners often have difficulties to choose ) showen
(on an appropriate value.) showen
(Beginner haben oft Schwierigkeiten ) showde
(mit einer geeigneten Wertewahl.) showde

xm0 y3u 270 sub 600 sub moveto
(Therefore it is recommended for beginners ) showen
(to proceed with image 2.) showen
(Es wird daher f\374r Beginner empfohlen ) showde
(mit Bild 2 fortzufahren.) showde

xm0 y3u 270 sub 900 sub moveto
(After a restart of the experiment, ) showen
(a value different "0.50" may be used.) showen
(Nach Neustart des Experiments, k\366nnte ) showde
(eine Wertewahl verschieden "0,50" erfolgen.) showde
} if %xchart=0

xchart 1 eq
xchart 2 eq or
xchart 3 eq or {%xchart=1,2,3
tfw
500 y3u 270 sub  moveto
(9 step series based only on the visual ajustment of image 1 ) showen
(with value "0.50" or different) showen
(9stufige Serie basierend nur auf visueller Einstellung von Bild 1 ) showde
(mit Wert "0,50" oder verschieden) showde
               } if %xchart=1,2,3

xchart 0 eq
xchart 1 eq or
xchart 2 eq or {%xchart=0,1,2
tfw
/xm2 xwidthm 1.8 s0 mul sub 200 sub def
xm2 500 sub y3u 250 sub s0 sub s0d4 sub moveto
(  adjust visual equal difference for ) showen
(erzeuge visuell gleiche Differenz f\374r ) showde
xchart 0 eq {(eine von 3 Stufen) showde (one of 3 steps) showen} if
xchart 1 eq {(zwei von 5 Stufen) showde (two of 5 steps) showen} if
xchart 2 eq {(vier von 9 Stufen) showde (four of 9 steps) showen} if

/ylk y3u 300 sub s0 2 mul sub s0d4 2 mul sub def
xchart 0 eq {/l0 3 def /l1 3 def} if
xchart 1 eq {/l0 2 def /l1 4 def} if
xchart 2 eq {/l0 0 def /l1 6 def} if
l0 2 l1 {/l exch def %l=l1,l2
         tfn
         x3u l 0.5 add s0 mul add 400 add ylk moveto (0) show
         x3u l 1.5 add s0 mul add 350 sub ylk moveto
         tfw 
         xchart 0 eq {TBM (e) show (08) inx TBM (=) show} if %xchart=0

         xchart 1 eq {%xchart=1
                      TBM (e) show l 2 eq {(04)} if
                                   l 4 eq {(48)} if 
                                   inx TBM (=) show
                     } if %xchart=1
         xchart 2 eq {%xchart=2
                      TBM (e) show l 0 eq {(02)} if
                                   l 2 eq {(24)} if
                                   l 4 eq {(46)} if
                                   l 6 eq {(68)} if
                                   inx TBM (=) show
                     } if %xchart=2
         tfw
         0 -50 rlineto 850 0 rlineto 0 300 rlineto
                 850 neg 0 rlineto closepath fill
         newpath
         x3u l 1.5 add s0 mul add 350 sub 600 add ylk moveto
         tfn (0,50) show
         100 100 rmoveto SK (\331) show 0 -100 rmoveto
         -150 -50 rmoveto SK (\332) show 0   50 rmoveto

         tfn 
         TBM
         x3u l 2.5 add s0 mul add 000 sub l l1 eq {100 add} if 
         ylk moveto (1) show
         l l1 ne {( /) show} if
        } for %l=l0,l1       
} if %xchart=0,1,2

%first time to use xchart=3
xchart 3 eq {%xchart=3

tfw
1000 y3u 250 sub s0 sub s0d4 sub moveto
(9 step series based on all visual adjustments used for ) showen
(output linearization) showen
(9stufige Serie basierend auf allen visuellen Einstellungen benutzt ) showde
(f\374r Ausgabelinearisierung) showde

TBM
tfw
/x1f x0u s0d4 add def
/y1f y3u 250 sub s0 2.25 mul sub def
0 1 8 {/i exch def %i=0,8
        tfw x1f i s0 mul add 350 add y1f 300 sub 050 sub moveto
%        lindat i get 255 mul cvishow (, ) show 
        i 1 ge
        i 7 le and {-100 0 rmoveto TBM (c) show
                    TBK 0 -40 rmoveto i cvishow 0 40 rmoveto
                    TBM (=) show
                   } if
        lindat i get cvsshow2g
       } for %i=0,8

tfn
500 y3r 0080 sub moveto
(calculation with visual experimental (e) data adjusted above) showen
(Berechnung mit ermittelten visuellen experimentellen (e) Daten) showde


500 y3r 0380 sub moveto
%(a1=e08, b1=e04*a1, b3=e48(1-b2)+b2, c2=b1, c4=b2, c6=c3) show
TBM
(a) show (1) inx
(=e) show (08) inx
(, b) show (1) inx
(=e) show (04) inx
(*a) show (1) inx
(, b) show (3) inx
(=e) show (48) inx
(\0501-b) show (2) inx
(\051+b) show (2) inx
(, c) show (2) inx
(=b) show (1) inx
(, c) show (4) inx
(=b) show (2) inx
(, c) show (6) inx
(=b) show (3) inx

500 y3r 0680 sub moveto
%(c1=e02*b1, c3=e24(b2-b2)+b1, c5=e46(b3-b2)+b2, c7=e68(1-b3)+b3) show
TBM
(c) show (1) inx
(=e) show (02) inx
(*b) show (1) inx
(, c) show (3) inx
(=e) show (24) inx
(\050b) show (2) inx
(-b) show (2) inx
(\051+b) show (1) inx
(, c) show (5) inx
(=e) show (46) inx
(\050b) show (3) inx
(-b) show (2) inx
(\051+b) show (2) inx
(, c) show (7) inx
(=e) show (68) inx
(\0501-b) show (3) inx
(\051+b) show (3) inx

tfw
x2r 400 add y3r 0180 sub moveto xwr 0 rlineto 0 ywr rlineto
                                xwr neg 0 rlineto closepath fill
tfn
x2r 500 add y3r 0130 sub moveto (save 7 data above as text) showen
                                (speichere 7 obere Daten als Text) showde

%9 step series
tfw
x2r 400 add y3r 0680 sub moveto xwr 0 rlineto 0 ywr rlineto
                                xwr neg 0 rlineto closepath fill
tfn
x2r 500 add y3r 0630 sub moveto (save 9 data below as text) showen
                                (speichere 9 untere Daten als Text) showde

tfw
x2r 400 add y3r 3880 sub moveto xwr 0 rlineto 0 ywr 2 mul rlineto
                                xwr neg 0 rlineto closepath fill
tfn
x2r 500 add y3r 3530 sub moveto (adjust and proof threshold of) showen
                                (justiere und pr\374fe Schwellen) showde
x2r 500 add y3r 3830 sub moveto (the linearized output) showen
                                (der linearisierten Ausgabe) showde

tfw
x2r 400 add y3r 4380 sub moveto xwr 0 rlineto 0 ywr rlineto
                                xwr neg 0 rlineto closepath fill
tfn
x2r 500 add y3r 4330 sub moveto (restart with image 1) showen
                                (Neustart mit Bild 1) showde

%second line
/s s0 isize mul def
/iy0 ypmj 1 get s 0.5 mul sub 50 sub def
0 1 8 {/i exch def %i=0,jd,8
        /li0 0 def
        /li1 lindat i get def
        ifarb 0 eq {li1 li1 li1 setrgbcolor} if %N
        ifarb 1 eq {li1 0   0   setrgbcolor} if %R
        ifarb 2 eq {0   li1 0   setrgbcolor} if %G
        ifarb 3 eq {0   0   li1 setrgbcolor} if %B
        ifarb 4 eq {li1 li1 0   setrgbcolor} if %Y
        ifarb 5 eq {0   li1 li1 setrgbcolor} if %C
        ifarb 6 eq {li1 0   li1 setrgbcolor} if %M

        /ix0 xpmi i get s 0.5 mul sub def
        ix0 iy0 s s rec fill

        /li2 i 7 le {li1 0.04 add def}
                    {li1 0.04 sub def} ifelse
        ifarb 0 eq {li2 li2 li2 setrgbcolor} if %N
        ifarb 1 eq {li2 0   0   setrgbcolor} if %R
        ifarb 2 eq {0   li2 0   setrgbcolor} if %G
        ifarb 3 eq {0   0   li2 setrgbcolor} if %B
        ifarb 4 eq {li2 li2 0   setrgbcolor} if %Y
        ifarb 5 eq {0   li2 li2 setrgbcolor} if %C
        ifarb 6 eq {li2 0   li2 setrgbcolor} if %M

        /ix0 xpmi i get s 0.5 mul sub def
        /sh s 0.5 mul def
        ix0 iy0 sh add moveto s 0 rlineto 0 sh rlineto
                          s neg 0 rlineto closepath fill
       } for %i=0,jd,8
tfw
/ix0 xpmi 4 get s 0.5 mul sub def
%isize 1 lt {ix0 iy0 s s rec stroke}
%                   {
                    ix0 iy0       moveto s 0 rlineto stroke
                    ix0 iy0 s add moveto s 0 rlineto stroke
%                   } ifelse

%down sample grey
/s s0 isize mul def
/iy0 ypmj 0 get s 0.5 mul sub 200 sub def
0.25 dup dup setrgbcolor
/ix0 xpmi 2 get s 0.5 mul sub def
ix0 iy0 s s rec fill

%+0,06 used, not +0,04
0.25 0.06 add dup dup setrgbcolor
/sh s 0.5 mul def
ix0 iy0 sh add moveto s 0 rlineto 0 sh rlineto
                  s neg 0 rlineto closepath fill


20 setlinewidth
TBM
tfnw
/jd 1 def /ixk x02 def /jm 4 def %9 steps

%below (dec) and top linearized series
/x1f x0u s0d4 add def
/y1f y0u 2000 add def
%/y1f ypmj 0 get s 0.5 mul sub 200 sub def
/y2f y1f s0 add def
0 1 8 {/i exch def %i=0,8
        i 8 div dup dup setrgbcolor
        tfn x1f i s0 mul add 400 add y1f 300 sub 30 add moveto
%        lindat i get cvsshow2g
        tfw
        i 1 ge
        i 7 le and {-100 0 rmoveto TBM (c) show
                    TBK 0 -40 rmoveto i cvishow 0 40 rmoveto
                    TBM (=) show
                   } if
        lindat i get cvsshow2g

        tfw
        x1f i s0 mul add 200 add y1f 1500 add moveto
        0 -75 rlineto 1000 0 rlineto 0 300 rlineto
                  1000 neg 0 rlineto closepath fill
        newpath

        tfn
        x1f i s0 mul add 200 add y1f 1500 add moveto
           i 7 le {(+0,04) show}  {(-0,04) show}   ifelse

         100 100 rmoveto SK (\331) show 0 -100 rmoveto
        -150 -50 rmoveto SK (\332) show 0   50 rmoveto
        TBM
       } for %i=0,8

%decription of grey sample
/x3f x0u s0d4 add def
/y3f y0u 1700 add s0 sub 200 sub def
/i 2 def
        tfn 
        x3f i 1 add s0 mul add 80 add y3f 800 add moveto
        lindat 2 get cvsshow2g
        tfw
        x3f i 1 add s0 mul add 80 add 600 add y3f 800 add moveto
        0 -75 rlineto 1000 0 rlineto 0 300 rlineto
                  1000 neg 0 rlineto closepath fill
        newpath

        tfn
        x3f i 1 add s0 mul add 80 add 600 add y3f 800 add moveto
        (+0,06) show
         100 100 rmoveto SK (\331) show 0 -100 rmoveto
        -150 -50 rmoveto SK (\332) show 0   50 rmoveto
        TBM
        tfw (  adjust threshold) showen 
            (  justiere Schwelle) showde

        tfn x3f i 1 add s0 mul add 80 add y3f 500 add moveto
        lindat 2 get cvsshow2g
        ( +0,00) show

         100 100 rmoveto SK (\331) show 0 -100 rmoveto
        -150 -50 rmoveto SK (\332) show 0   50 rmoveto
        TBM

        tfn (  no change) showen (  unge\344ndert) showde

        tfn x3f i 2 sub s0 mul add 40 add y3f 900 add moveto
        (grey example) showen (Graubeispiel) showde

        tfw x3f i 2 sub s0 mul add 40 add y3f 600 add moveto
        (difference visible?) showen (Differenz sichtbar?) showde

} if %xchart=3

  xchartl   0 eq {  100 neg 04480 neg translate} if
  xchartl   1 eq { 6150 neg 04480 neg translate} if
  xchartl   2 eq {  100 neg 00220 neg translate} if
  xchartl   3 eq { 6150 neg 00220 neg translate} if

grestore

} for %xchartl=0,3

showpage
grestore

%%Trailer


%%EndDocument
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BeginEPSF
219 MM 08 MM sub SHAr add 108 MM translate
  10 /Times-ISOL1 FS  53 MM 1 MM moveto ( ) show 1 1 scale  -77 -91 translate
%%BeginDocument: Bild 24

%line 459
%!PS-Adobe-3.0 EPSF-3.0 heq01-4N
%%BoundingBox: 70 85 246 206

/FS {findfont exch scalefont setfont} bind def
/MM {72 25.4 div mul} def
%%EndProlog
gsave

/ioutx 0 def
ioutx 1 eq {%ioutx=1

4 /Times-Roman FS
72 86 moveto
     (heq01-4N) show

72 90 translate

0.01 MM dup scale
20 setlinewidth
/xwidth 6100 def
/ywidth 4000 def
1 setgray
0 0  moveto xwidth 0 rlineto 0 ywidth rlineto
        xwidth neg 0 rlineto closepath fill
0 setgray
0 0  moveto xwidth 0 rlineto 0 ywidth rlineto
        xwidth neg 0 rlineto closepath stroke

} if %ioutx=1

grestore
showpage

%%Trailer


%%EndDocument
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BeginEPSF
161 MM 08 MM sub SHSr sub 064 MM translate
  10 /Times-ISOL1 FS  53 MM 1 MM moveto ( ) show 1 1 scale  -77 -91 translate
%%BeginDocument: Bild 25

%line 469
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%%BoundingBox: 70 85 246 206

/FS {findfont exch scalefont setfont} bind def
/MM {72 25.4 div mul} def
%%EndProlog
gsave

/ioutx 0 def
ioutx 1 eq {%ioutx=1

4 /Times-Roman FS
72 86 moveto
     (heq01-5N) show

72 90 translate

0.01 MM dup scale
20 setlinewidth
/xwidth 6100 def
/ywidth 4000 def
1 setgray
0 0  moveto xwidth 0 rlineto 0 ywidth rlineto
        xwidth neg 0 rlineto closepath fill
0 setgray
0 0  moveto xwidth 0 rlineto 0 ywidth rlineto
        xwidth neg 0 rlineto closepath stroke

} if %ioutx=1

grestore
showpage

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grestore
showpage

%%Trailer


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%START PDFDE011.EPS
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[/Title (PostScript pictures: farbe.li.tu-berlin.de/heq0/heq0.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:2024120112000)
 /ModDate (D:2024120112000)
/DOCINFO pdfmark17
[ /View [ /Fit ]
/DOCVIEW pdfmark17
%END  PDFDE011

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  {/heigth exch def /width exch def /y0 exch def /x0 exch def
   x0 width 0.5 mul add y0 heigth 0.5 mul add moveto
   width 0 rlineto 0 heigth rlineto width neg 0 rlineto
   closepath } bind def

/cvishowr {dup 0 ge {0.5 add} {0.5 sub} ifelse
           cvi 6 string cvs show} def

/cvishow {cvi 6 string cvs show} def
/cvsshow1 {10 mul cvi 0.1 mul 7 string cvs show} def
/cvsshow2 {100 mul cvi 0.01 mul 7 string cvs show} def
/cvsshow3 {1000 mul cvi 0.001 mul 7 string cvs show} def
/cvsshow1g {/nxx exch def                              %example nxx=99,1/99,0
             nxx 0 lt {(-) show /nxx nxx abs def} if
             nxx 10 mul cvi /nxi exch def              %nxi=991/990
             nxi 10 idiv /nxa exch def                 %nxa=99
             nxi nxa 10 mul sub /nxb exch def          %nxb=1/0
             nxa cvishow (,) show                      %nxa=99
             nxb cvishow                               %nxb=1/0
           } def
/cvsshow2g {/nxx exch def                              %example nxx=99.12/99,02/99,00
             nxx 0 lt {(-) show /nxx nxx abs def} if
             nxx 100 mul cvi /nxi exch def             %nxi=9912/9902/00
             nxi 100 idiv /nxa exch def                %nxa=99
             nxi nxa 100 mul sub /nxb exch def         %nxb=12/02/00
             nxa cvishow (,) show                      %nxb=99,
             nxb 10 ge {nxb cvishow} if                %nxb=12
             nxb  1 ge
             nxb  9 le and {(0) show nxb cvishow} if   %nxb=02
             nxb  0 eq {(00) show} if                  %nxb=00
           } def
/cvsshow3g {/nxx exch def                              %example nxx=99.123/99.012/99.001/99.000
             nxx 0 lt {(-) show /nxx nxx abs def} if
             nxx 1000 mul cvi /nxi exch def            %nxi=99123/99012/99001/99000
             nxi 1000 idiv /nxa exch def               %nxa=99
             nxi nxa 1000 mul sub /nxb exch def        %nxb=123/012/001/000
             nxa cvishow (,) show                      %nxb=99,
             nxb 100 ge {nxb cvishow} if               %nxb=123/012/001/000
             nxb  10 ge
             nxb  99 le and {(0) show nxb cvishow} if  %nxb=012
             nxb   1 ge
             nxb   9 le and {(00) show nxb cvishow} if %nxb=001
             nxb   0 eq {(000) show} if                %nxb=000
           } def

/tfw {1 setgray} def
/tfn {0 setgray} def
/tfo {1 0 0 setrgbcolor} def
/tfl {0 1 0 setrgbcolor} def
/tfv {0 0 1 setrgbcolor} def
/tfc {0 1 1 setrgbcolor} def
/tfm {1 0 1 setrgbcolor} def
/tfy {1 1 0 setrgbcolor} def
%*********************************************************************
/proc_colors {%BEG proc_colors
ifarb 0 eq {%ifarb=0 N_W
/colors2 [{rgb 0 get rgb 0 get rgb 0 get}
          {rgb 1 get rgb 1 get rgb 1 get}
          {rgb 2 get rgb 2 get rgb 2 get}
          {rgb 3 get rgb 3 get rgb 3 get}
          {rgb 4 get rgb 4 get rgb 4 get}
          {rgb 5 get rgb 5 get rgb 5 get}
          {rgb 6 get rgb 6 get rgb 6 get}
          {rgb 7 get rgb 7 get rgb 7 get}
          {rgb 8 get rgb 8 get rgb 8 get}]def
          %N00w_02w_04w_06w_08w_10w_12w_14w_16w=W
           } if %ifarb=0

ifarb 1 eq {%ifarb=1 N_R
/colors2 [{rgb 0 get rgb 0 get rgb 0 get}
          {rgb 1 get rgb 0 get rgb 0 get}
          {rgb 2 get rgb 0 get rgb 0 get}
          {rgb 3 get rgb 0 get rgb 0 get}
          {rgb 4 get rgb 0 get rgb 0 get}
          {rgb 5 get rgb 0 get rgb 0 get}
          {rgb 6 get rgb 0 get rgb 0 get}
          {rgb 7 get rgb 0 get rgb 0 get}
          {rgb 8 get rgb 0 get rgb 0 get}]def
          %N00r_02r_04r_06r_08r_10r_12r_14r_16r=R
           } if %ifarb=1

ifarb 2 eq {%ifarb=2 N_G
/colors2 [{rgb 0 get rgb 0 get rgb 0 get}
          {rgb 0 get rgb 1 get rgb 0 get}
          {rgb 0 get rgb 2 get rgb 0 get}
          {rgb 0 get rgb 3 get rgb 0 get}
          {rgb 0 get rgb 4 get rgb 0 get}
          {rgb 0 get rgb 5 get rgb 0 get}
          {rgb 0 get rgb 6 get rgb 0 get}
          {rgb 0 get rgb 7 get rgb 0 get}
          {rgb 0 get rgb 8 get rgb 0 get}]def
          %N00g_02g_04g_06g_08g_10g_12g_14g_16g=G
           } if %ifarb=2

ifarb 3 eq {%ifarb=3 N_B
/colors2 [{rgb 0 get rgb 0 get rgb 0 get}
          {rgb 0 get rgb 0 get rgb 1 get}
          {rgb 0 get rgb 0 get rgb 2 get}
          {rgb 0 get rgb 0 get rgb 3 get}
          {rgb 0 get rgb 0 get rgb 4 get}
          {rgb 0 get rgb 0 get rgb 5 get}
          {rgb 0 get rgb 0 get rgb 6 get}
          {rgb 0 get rgb 0 get rgb 7 get}
          {rgb 0 get rgb 0 get rgb 8 get}]def
          %N00b_02b_04b_06b_08b_10b_12b_14b_16b=B
           } if %ifarb=3

ifarb 4 eq {%ifarb=4 N_Y
/colors2 [{rgb 0 get rgb 0 get rgb 0 get}
          {rgb 1 get rgb 1 get rgb 0 get}
          {rgb 2 get rgb 2 get rgb 0 get}
          {rgb 3 get rgb 3 get rgb 0 get}
          {rgb 4 get rgb 4 get rgb 0 get}
          {rgb 5 get rgb 5 get rgb 0 get}
          {rgb 6 get rgb 6 get rgb 0 get}
          {rgb 7 get rgb 7 get rgb 0 get}
          {rgb 8 get rgb 8 get rgb 0 get}]def
          %N00y_02y_04y_06y_08y_10y_12y_14y_16y=Y
           } if %ifarb=4

ifarb 5 eq {%ifarb=5 N_C
/colors2 [{rgb 0 get rgb 0 get rgb 0 get}
          {rgb 0 get rgb 1 get rgb 1 get}
          {rgb 0 get rgb 2 get rgb 2 get}
          {rgb 0 get rgb 3 get rgb 3 get}
          {rgb 0 get rgb 4 get rgb 4 get}
          {rgb 0 get rgb 5 get rgb 5 get}
          {rgb 0 get rgb 6 get rgb 6 get}
          {rgb 0 get rgb 7 get rgb 7 get}
          {rgb 0 get rgb 8 get rgb 8 get}]def
          %N00c_02c_04c_06c_08c_10c_12c_14c_16c=C
           } if %ifarb=5

ifarb 6 eq {%ifarb=6 N_M
/colors2 [{rgb 0 get rgb 0 get rgb 0 get}
          {rgb 1 get rgb 0 get rgb 1 get}
          {rgb 2 get rgb 0 get rgb 2 get}
          {rgb 3 get rgb 0 get rgb 3 get}
          {rgb 4 get rgb 0 get rgb 4 get}
          {rgb 5 get rgb 0 get rgb 5 get}
          {rgb 6 get rgb 0 get rgb 6 get}
          {rgb 7 get rgb 0 get rgb 7 get}
          {rgb 8 get rgb 0 get rgb 8 get}]def
          %N00m_02m_04m_06m_08m_10m_12m_14m_16mM
           } if %ifarb=6

ifarb 7 eq {%ifarb=7 R_W
/colors2 [{rgb 8 get rgb 0 get rgb 0 get}
          {rgb 8 get rgb 1 get rgb 1 get}
          {rgb 8 get rgb 2 get rgb 2 get}
          {rgb 8 get rgb 3 get rgb 3 get}
          {rgb 8 get rgb 4 get rgb 4 get}
          {rgb 8 get rgb 5 get rgb 5 get}
          {rgb 8 get rgb 6 get rgb 6 get}
          {rgb 8 get rgb 7 get rgb 7 get}
          {rgb 8 get rgb 8 get rgb 8 get}]def
          %R00w_02w_04w_06w_08w_10w_12w_14w_16w=W
           } if %ifarb=7

ifarb 8 eq {%ifarb=8 G_W
/colors2 [{rgb 0 get rgb 8 get rgb 0 get}
          {rgb 1 get rgb 8 get rgb 1 get}
          {rgb 2 get rgb 8 get rgb 2 get}
          {rgb 3 get rgb 8 get rgb 3 get}
          {rgb 4 get rgb 8 get rgb 4 get}
          {rgb 5 get rgb 8 get rgb 5 get}
          {rgb 6 get rgb 8 get rgb 6 get}
          {rgb 7 get rgb 8 get rgb 7 get}
          {rgb 8 get rgb 8 get rgb 8 get}]def
          %G00w_02w_04w_06w_08w_10w_12w_14w_16w=W
           } if %ifarb=8

ifarb 9 eq {%ifarb=9 B_W
/colors2 [{rgb 0 get rgb 0 get rgb 8 get}
          {rgb 1 get rgb 1 get rgb 8 get}
          {rgb 2 get rgb 2 get rgb 8 get}
          {rgb 3 get rgb 3 get rgb 8 get}
          {rgb 4 get rgb 4 get rgb 8 get}
          {rgb 5 get rgb 5 get rgb 8 get}
          {rgb 6 get rgb 6 get rgb 8 get}
          {rgb 7 get rgb 7 get rgb 8 get}
          {rgb 8 get rgb 8 get rgb 8 get}]def
          %B00w_02w_04w_06w_08w_10w_12w_14w_16w=W
           } if %ifarb=9

ifarb 10 eq {%ifarb=10 Y_W
/colors2 [{rgb 8 get rgb 8 get rgb 0 get}
          {rgb 8 get rgb 8 get rgb 1 get}
          {rgb 8 get rgb 8 get rgb 2 get}
          {rgb 8 get rgb 8 get rgb 3 get}
          {rgb 8 get rgb 8 get rgb 4 get}
          {rgb 8 get rgb 8 get rgb 5 get}
          {rgb 8 get rgb 8 get rgb 6 get}
          {rgb 8 get rgb 8 get rgb 7 get}
          {rgb 8 get rgb 8 get rgb 8 get}]def
          %Y00w_02w_04w_06w_08w_10w_12w_14w_16w=W
           } if %ifarb=10

ifarb 11 eq {%ifarb=11 C_W
/colors2 [{rgb 0 get rgb 8 get rgb 8 get}
          {rgb 1 get rgb 8 get rgb 8 get}
          {rgb 2 get rgb 8 get rgb 8 get}
          {rgb 3 get rgb 8 get rgb 8 get}
          {rgb 4 get rgb 8 get rgb 8 get}
          {rgb 5 get rgb 8 get rgb 8 get}
          {rgb 6 get rgb 8 get rgb 8 get}
          {rgb 7 get rgb 8 get rgb 8 get}
          {rgb 8 get rgb 8 get rgb 8 get}]def
          %C00w_02w_04w_06w_08w_10w_12w_14w_16w=W
           } if %ifarb=11

ifarb 12 eq {%ifarb=12 M_W
/colors2 [{rgb 8 get rgb 0 get rgb 8 get}
          {rgb 8 get rgb 1 get rgb 8 get}
          {rgb 8 get rgb 2 get rgb 8 get}
          {rgb 8 get rgb 3 get rgb 8 get}
          {rgb 8 get rgb 4 get rgb 8 get}
          {rgb 8 get rgb 5 get rgb 8 get}
          {rgb 8 get rgb 6 get rgb 8 get}
          {rgb 8 get rgb 7 get rgb 8 get}
          {rgb 8 get rgb 8 get rgb 8 get}]def
          %M00w_02w_04w_06w_08w_10w_12w_14w_16w=W
           } if %ifarb=12

} bind def %END proc_colors

%*********************************************************************
%%EndProlog
gsave

/lanind 0 def
/lantex [(G) (E) (S) (N) (I) (J) (M)] def
/showde {0 lanind eq {show} {pop} ifelse} bind def
/showen {1 lanind eq {show} {pop} ifelse} bind def
/showes {2 lanind eq {show} {pop} ifelse} bind def
/showfr {3 lanind eq {show} {pop} ifelse} bind def
/showit {4 lanind eq {show} {pop} ifelse} bind def
/showjp {5 lanind eq {show} {pop} ifelse} bind def
/showm {6 lanind eq {show} {pop} ifelse} bind def
/lanindg where {pop /lanind1 lanindg def /lanind2 lanindg def}
               {/lanind1 1 def /lanind2 1 def} ifelse
/colormg where {pop /colorm1 colormg def /colorm2 colormg def}
               {/colorm1 0 def /colorm2 0 def} ifelse
/xcolorg where {pop /xcolor1 xcolorg def /xcolor2 xcolorg def}
               {/xcolor1 0 def /xcolor2 0 def} ifelse
/xchartg where {pop /xchart1 xchartg def /xchart2 xchartg def}
               {/xchart1 0 def /xchart2 0 def} ifelse
/lanind lanind1 def %lanind1 1 lanind2 {/lanind exch def %output showpage
/colorm colorm1 def %colorm1 1 colorm2 {/colorm exch def %output showpage
/xcolor xcolor1 def %xcolor1 1 xcolor2 {/xcolor exch def %output showpage
/xchart xchart1 def %xchart1 1 xchart2 {/xchart exch def %output showpage

gsave

/cvishow0 {cvi 6 string cvs show} def

/pchartl 1 def %0:left page, 1:right page
/tchartl 4 def %0:top  page, 4:down  page
/pchart pchartl def
/tchart tchartl def

72 90 translate

0.010 MM dup scale

/xbtex0 1 def  %xbtex=0 for files Y1(0/1)-(3/7)n.EPS
xbtex0 1 eq {%xbtex0=1

40 setlinewidth
/ymax1 08550 def
/xmax1 12250 def
1.0 setgray
0 0  moveto xmax1 0 rlineto 0 ymax1 rlineto xmax1 neg 0 rlineto
closepath fill
0 setgray
0 0  moveto xmax1 0 rlineto 0 ymax1 rlineto xmax1 neg 0 rlineto
closepath stroke

TK
0 setgray
150  /Times-ISOL1 FS
150 -140 moveto
pchartl 0 eq {(heq00-) show}
             {(heq01-) show} ifelse
tchartl 0 eq {(3n) show}
             {(7n) show} ifelse
} if %xbtex0=1

/ifarb 4 def
/isize 0.25 def %1.00, 0.90, 0.50, 0.25

/xchartl 3 def
0 1 3 {/xchartl exch def %xchartl=0,3
/xchart xchartl def
gsave

20 setlinewidth

  xchartl   0 eq {  100 04480 translate} if
  xchartl   1 eq { 6150 04480 translate} if
  xchartl   2 eq {  100 00220 translate} if
  xchartl   3 eq { 6150 00220 translate} if

0 setgray
150  /Times-ISOL1 FS
050 -140 moveto
pchartl 0 eq {(heq00-) show}
             {(heq01-) show} ifelse
xchartl 1 add tchartl add cvishow0
(a) show %a

(, image ) showen (, Bild ) showde
xchartl 1 add cvishow0

xchart 2 le {%xchart<=2
(, produce equal visual difference between ) showen
(, erzeuge gleiche visuelle Differenz zwischen ) showde
} if %xchart<=2

xchart 0 eq {%xchart=0
/colseen 14 array def
/colseen [%BEG colseren
(Black N - White W)                (Black N - Red Rn - Red R)
(Black N - Green Gn - Green G)     (Black N - Blue Bn - Blue B)
(Black N - Yellow Yn - Yellow Y)   (Black N - Cyan Cn - Cyan C) 
(Black N - Magenta Mn - Magenta M) (Red R - Red Rw - White W)
(Green G - Green Gw - White W)     (Blue B - Blue Bw - White W)
(Yellow Y - Yellow Yw - White W)   (Cyan C - Cyan Cw - White W)
(Magenta M - Magenta Mw - White W)
] def %END colseen
/colsede 14 array def
/colsede [%BEG colsede
(Schwarz N - Wei\337 W)              (Schwarz N - Rot Rn - Rot R)
(Schwarz N - Gr\374n Gn - Gr\374n G) (Schwarz N - Blau Bn - Blau B)
(Schwarz N - Gelb Yn - Gelb Y)       (Schwarz N - Cyan Cn - Cyan C)
(Schwarz N - Magenta Mn - Magenta M) (Rot R - Rot Rw - Wei\337 W)
(Gr\374n G - Gr\374n Gw - Wei\337 W) (Blau B - Blau Bw - Wei\337 W)
(Gelb Y - Gelb Yw - Wei\337 W)       (Cyan C - Cyan Cw - Wei\337 W)
(Magenta M - Magenta Mw - Wei\337 W)
] def %END colsede
colseen ifarb get showen
colsede ifarb get showde
} if %xchart=0

xchart 1 eq {%xchart=1
(two of five steps) showen
(zwei von f\374nf Stufen) showde
} if %xchart=1

xchart 2 eq {%xchart=2
(four of nine steps) showen
(vier von neun Stufen) showde
} if %xchart=2

xchart 3 eq {%xchart=3
(, adjust visual threshold (+0,04?) of 9 steps; all equal?) showen
(, erzeuge Sehschwelle (+0,04?) von 9 Stufen; alle gleich?) showde
} if %xchart=3

%**************************************************************
%definition of color series
/rgb 9 array def
0 1 8 {/i exch def %i=0,8
       /id8 0.125 i mul def
       rgb i id8 put
      } for %i=0,8

%inverse data, see heg0l0np.pdf, change the above 7 data
%rgb 1 0.115 put
%rgb 2 0.202 put
%rgb 3 0.299 put
%rgb 4 0.390 put
%rgb 5 0.538 put
%rgb 6 0.690 put
%rgb 7 0.844 put

%n>1 darker output, n<1 lighter output
%0 1 8 {/i exch def %i=0,8
%       /id8 0.125 i mul def
%       rgb i id8 1.5 exp put
%      } for %i=0,8

/cvishow {cvi 6 string cvs show} def

proc_colors
%************************************************

%special format with scale for about 6x4cm
0.425 dup scale
20 setlinewidth
%xwidth=9*1400=1400
%white frame=350=1400*0.25
%grey  frame=350=1400*0.25

/s0      1400 def
/s0d2 s0 0.50 mul def
/s0d4 s0 0.25 mul def
/xwidth  s0 10.0 mul def %format about 3:2
/ywidth  s0 6.67 mul def
/xwidthm xwidth 0.5 mul def %mean xwidth

%grey frame (u), start left down
/x0u s0d4 def %left xy down
/y0u s0d4 def
/x1u xwidth s0d4 sub def
/y1u y0u def
/x2u x1u def
/y2u ywidth s0d4 sub def
/x3u x0u def
/y3u y2u def

/xpmi 9 array def %horizontal from left (0) to right (8)
/ypmj 4 array def %vertical from top (3) to down (0)

/xp3m x3u s0 0.75 mul add def
/yp3m y3u s0 0.75 mul sub def

/xp2m x3u s0 0.75 mul add def
/yp2m y3u s0 2.00 mul sub def

/xp1m x0u s0 0.75 mul add def
/yp1m y0u s0 1.95 mul add def

/xp0m x0u s0 0.75 mul add def
/yp0m y0u s0 0.75 mul add def

0 1 08 {/i exch def %i=0,8
        xpmi i xp0m s0 i mul add put
       } for %i=0,8

ypmj 3 yp3m put
ypmj 2 yp2m put
ypmj 1 yp1m put
ypmj 0 yp0m put

/x00 xpmi 3 get def %3 steps
/x01 xpmi 2 get def %5 steps
/x02 xpmi 0 get def %9 steps
/x03 xpmi 2 get def %1 step

1 setgray
0 0 moveto xwidth     0 rlineto 0 ywidth rlineto
           xwidth neg 0 rlineto closepath fill

0 setgray
0 0 moveto xwidth     0 rlineto 0 ywidth rlineto
           xwidth neg 0 rlineto closepath stroke

0.5 setgray
x0u y0u moveto x1u y1u lineto x2u y2u lineto
               x3u y3u lineto closepath fill

/tfnw {tfw} def

%%%%%%%%%%%   oberer Schriftzug %%%%%%%%%%%%%%%%

/sd  1400 def
/sd0 000 def
/dd0 270 def
/sda 0200 def

/xt   400 200 add def
/yte  100 def

/y00t 150 def
/y01t 450 def

xchart 0 eq {/jd 4 def /ixk x00 def /jm 1 def} if
xchart 1 eq {/jd 2 def /ixk x01 def /jm 2 def} if
xchart 2 eq {/jd 1 def /ixk x02 def /jm 4 def} if
xchart 3 eq {/jd 1 def /ixk x02 def /jm 4 def} if %identical xchart=2

%for index
/inx {TBK 0 -40 rmoveto show 0 40 rmoveto TBM} def

20 setlinewidth
%forth line from bottom, always full square
xchart 1 ge {%xchart>=1
/s s0 def
/iy0 ypmj 3 get s 0.5 mul sub def
0 1 8 {/i exch def %i=0,jd,8
        colors2 i get exec setrgbcolor
        /ix0 xpmi i get s 0.5 mul sub def 
        ix0 iy0 s s rec fill
       } for %i=0,jd,8
tfw
/ix0 xpmi 4 get s 0.5 mul sub def
ix0 iy0       moveto s 0 rlineto stroke
ix0 iy0 s add moveto s 0 rlineto stroke
} if %xchart>=1

%third line: 3, 5, 9 steps
/s s0 isize mul def
/iy0 ypmj 2 get s 0.5 mul sub def
0 jd 8 {/i exch def %i=0,jd,8
        colors2 i get exec setrgbcolor
        jd 4 eq {%jd=4
                 /ix0 xpmi 3 i 4 idiv add get s 0.5 mul sub def
                } if %jd=4
        jd 2 eq {%jd=2
                 /ix0 xpmi 2 i 2 idiv add get s 0.5 mul sub def
                } if %jd=2
        jd 1 eq {%jd=1
                 /ix0 xpmi i get s 0.5 mul sub def
                } if %jd=1
        ix0 iy0 s s rec fill
       } for %i=0,jd,8

tfw
/ix0 xpmi 4 get s 0.5 mul sub def
%isize 1 lt {ix0 iy0 s s rec stroke}
%                   {
                    ix0 iy0       moveto s 0 rlineto stroke
                    ix0 iy0 s add moveto s 0 rlineto stroke
%                   } ifelse

%to be calculated for image 3 from image 0, 1, and 2
%data from heg0/heg0l0np.pdf 250115
/lindat 9 array def
%standard data
/lindat [0.000 0.125 0.250 0.375 0.500 0.625 0.750 0.875 1.000] def
%adjusted data
/lindaa [0.000 0.135 0.300 0.450 0.600 0.700 0.800 0.900 1.000] def
%calculated from adjusted data
/lindac [0.000 0.115 0.202 0.299 0.390 0.538 0.690 0.844 1.000] def

%rectangle (r)
/x0r x0u s0 3 mul add def
/y0r y0u s0d4 add def
/x1r x0r s0 3 mul add def
/y1r y0r def
/x2r x1r def
/y2r y1r s0 3 mul add def
/x3r x0r def
/y3r y2r def

/xwr 4400 def
/ywr 0300 def

%test square xchart=0,1,2
xchart 2 le {%xchartl<=2
tfn
TBM
x0r y0r moveto x1r y1r lineto x2r y2r lineto
               x3r y3r lineto closepath stroke
tfw
x0r y0r moveto x2r y2r lineto stroke

tfn
x0r 3000 sub y3r 80 sub moveto (Output (9 steps)) showen 
                               (Ausgabe (9 Stufen)) showde

x1r 400 add y0r 200 sub moveto (Input (9 steps)) showen
                               (Eingabe (9 Stufen)) showde

tfw
x0r 3000 sub y3r 380 sub moveto (adjusted spacing) showen
                                (justierte Stufung) showde
x0r 3000 sub y3r 680 sub moveto (0 <= ) show TBIM (rgb*) show
                                TBK 0 -50 rmoveto (out) show 0 50 rmoveto
                                TBM ( <= 1) show
tfn
x1r 400 add y0r 400 add moveto (equally spaced) showen
                               (gleichabs\344ndig gestuft) showde
x1r 400 add y0r 100 add moveto (0 <= ) show TBIM (rgb*) show
                               TBK 0 -50 rmoveto (in) show 0 50 rmoveto
                               TBM ( <= 1) show
tfw
/ymr y3r y0r add 0.5 mul def
x0r 350 sub y0r 80 sub moveto (0) show
x0r 550 sub ymr 80 sub moveto (0,5) show
x0r 350 sub y3r 80 sub moveto (1) show

tfn
/xmr x1r x0r add 0.5 mul def
x0r 050 add y0r 300 sub moveto (0) show
xmr 050 add y0r 300 sub moveto (0,5) show
x1r 050 add y0r 300 sub moveto (1) show

/sx 3 s0 mul 8 div def
0 1 8 {/i exch def
       x0r 150 sub y0r i sx mul add moveto 150 0 rlineto stroke
       x0r i sx mul add y0r moveto 0 -150 rlineto stroke
      } for 

tfw
x2r 400 add y3r 0180 sub moveto xwr 0 rlineto 0 ywr rlineto
                            xwr neg 0 rlineto closepath fill
tfn
x2r 500 add y3r 0130 sub moveto 
(go to next image ) showen (gehe zu neuem Bild ) showde
xchart 2 add cvishow


xchart 0 eq {%xchart=0
tfn
x2r 500 add y3r 0130 sub 1000 sub moveto
(one experimental value: ) showen 
(Ein experimenteller Wert: ) showde
x2r 500 add y3r 0130 sub 1300 sub moveto
tfw
TBM (e) show (08) inx
            } if %xchart=0

xchart 1 eq {%xchart=1
tfn
x2r 500 add y3r 0130 sub 1000 sub moveto
(two experimental values: ) showen
(Zwei experimentelle Werte: ) showde
x2r 500 add y3r 0130 sub 1300 sub moveto
tfw
TBM (e) show (04) inx (, e) show (48) inx
            } if %xchart=1

xchart 2 eq {%xchart=2
tfn
x2r 500 add y3r 0130 sub 1000 sub moveto
(four experimental values: ) showen
(Vier experimentelle Werte: ) showde
x2r 500 add y3r 0130 sub 1300 sub moveto
tfw
TBM (e) show (02) inx
(, e) show (24) inx
(, e) show (46) inx
(, e) show (68) inx

tfw
x2r 400 add y3r 0180 sub 2000 sub moveto 
xwr 0 rlineto 0 ywr rlineto
xwr neg 0 rlineto closepath fill
tfn
x2r 500 add y3r 0130 sub 2000 sub moveto
(save 7 data above as text) showen
(speichere 7 obere Daten als Text) showde

            } if %xchart=2

            } if %xchart<=2

%texts xchart=0 to 3

TBM
tfn

xchart 0 eq {%xchart=0

/xm1 xwidthm 1.4 s0 mul sub def
/xm0 2000 def
tfw
xm0 y3u 270 sub  moveto
(A choose of a value different "0.50" ) showen
(changes the grey sample and surround.) showen
(Eine Wertewahl verschieden von "0.50" ) showde
(\344ndert das graue Muster und Umfeld.) showde

xm0 y3u 270 sub 300 sub moveto 
(Beginners often have difficulties to choose ) showen
(on an appropriate value.) showen
(Beginner haben oft Schwierigkeiten ) showde
(mit einer geeigneten Wertewahl.) showde

xm0 y3u 270 sub 600 sub moveto
(Therefore it is recommended for beginners ) showen
(to proceed with image 2.) showen
(Es wird daher f\374r Beginner empfohlen ) showde
(mit Bild 2 fortzufahren.) showde

xm0 y3u 270 sub 900 sub moveto
(After a restart of the experiment, ) showen
(a value different "0.50" may be used.) showen
(Nach Neustart des Experiments, k\366nnte ) showde
(eine Wertewahl verschieden "0,50" erfolgen.) showde
} if %xchart=0

xchart 1 eq
xchart 2 eq or
xchart 3 eq or {%xchart=1,2,3
tfw
500 y3u 270 sub  moveto
(9 step series based only on the visual ajustment of image 1 ) showen
(with value "0.50" or different) showen
(9stufige Serie basierend nur auf visueller Einstellung von Bild 1 ) showde
(mit Wert "0,50" oder verschieden) showde
               } if %xchart=1,2,3

xchart 0 eq
xchart 1 eq or
xchart 2 eq or {%xchart=0,1,2
tfw
/xm2 xwidthm 1.8 s0 mul sub 200 sub def
xm2 500 sub y3u 250 sub s0 sub s0d4 sub moveto
(  adjust visual equal difference for ) showen
(erzeuge visuell gleiche Differenz f\374r ) showde
xchart 0 eq {(eine von 3 Stufen) showde (one of 3 steps) showen} if
xchart 1 eq {(zwei von 5 Stufen) showde (two of 5 steps) showen} if
xchart 2 eq {(vier von 9 Stufen) showde (four of 9 steps) showen} if

/ylk y3u 300 sub s0 2 mul sub s0d4 2 mul sub def
xchart 0 eq {/l0 3 def /l1 3 def} if
xchart 1 eq {/l0 2 def /l1 4 def} if
xchart 2 eq {/l0 0 def /l1 6 def} if
l0 2 l1 {/l exch def %l=l1,l2
         tfn
         x3u l 0.5 add s0 mul add 400 add ylk moveto (0) show
         x3u l 1.5 add s0 mul add 350 sub ylk moveto
         tfw 
         xchart 0 eq {TBM (e) show (08) inx TBM (=) show} if %xchart=0

         xchart 1 eq {%xchart=1
                      TBM (e) show l 2 eq {(04)} if
                                   l 4 eq {(48)} if 
                                   inx TBM (=) show
                     } if %xchart=1
         xchart 2 eq {%xchart=2
                      TBM (e) show l 0 eq {(02)} if
                                   l 2 eq {(24)} if
                                   l 4 eq {(46)} if
                                   l 6 eq {(68)} if
                                   inx TBM (=) show
                     } if %xchart=2
         tfw
         0 -50 rlineto 850 0 rlineto 0 300 rlineto
                 850 neg 0 rlineto closepath fill
         newpath
         x3u l 1.5 add s0 mul add 350 sub 600 add ylk moveto
         tfn (0,50) show
         100 100 rmoveto SK (\331) show 0 -100 rmoveto
         -150 -50 rmoveto SK (\332) show 0   50 rmoveto

         tfn 
         TBM
         x3u l 2.5 add s0 mul add 000 sub l l1 eq {100 add} if 
         ylk moveto (1) show
         l l1 ne {( /) show} if
        } for %l=l0,l1       
} if %xchart=0,1,2

%first time to use xchart=3
xchart 3 eq {%xchart=3

tfw
1000 y3u 250 sub s0 sub s0d4 sub moveto
(9 step series based on all visual adjustments used for ) showen
(output linearization) showen
(9stufige Serie basierend auf allen visuellen Einstellungen benutzt ) showde
(f\374r Ausgabelinearisierung) showde

TBM
tfw
/x1f x0u s0d4 add def
/y1f y3u 250 sub s0 2.25 mul sub def
0 1 8 {/i exch def %i=0,8
        tfw x1f i s0 mul add 350 add y1f 300 sub 050 sub moveto
%        lindat i get 255 mul cvishow (, ) show 
        i 1 ge
        i 7 le and {-100 0 rmoveto TBM (c) show
                    TBK 0 -40 rmoveto i cvishow 0 40 rmoveto
                    TBM (=) show
                   } if
        lindat i get cvsshow2g
       } for %i=0,8

tfn
500 y3r 0080 sub moveto
(calculation with visual experimental (e) data adjusted above) showen
(Berechnung mit ermittelten visuellen experimentellen (e) Daten) showde


500 y3r 0380 sub moveto
%(a1=e08, b1=e04*a1, b3=e48(1-b2)+b2, c2=b1, c4=b2, c6=c3) show
TBM
(a) show (1) inx
(=e) show (08) inx
(, b) show (1) inx
(=e) show (04) inx
(*a) show (1) inx
(, b) show (3) inx
(=e) show (48) inx
(\0501-b) show (2) inx
(\051+b) show (2) inx
(, c) show (2) inx
(=b) show (1) inx
(, c) show (4) inx
(=b) show (2) inx
(, c) show (6) inx
(=b) show (3) inx

500 y3r 0680 sub moveto
%(c1=e02*b1, c3=e24(b2-b2)+b1, c5=e46(b3-b2)+b2, c7=e68(1-b3)+b3) show
TBM
(c) show (1) inx
(=e) show (02) inx
(*b) show (1) inx
(, c) show (3) inx
(=e) show (24) inx
(\050b) show (2) inx
(-b) show (2) inx
(\051+b) show (1) inx
(, c) show (5) inx
(=e) show (46) inx
(\050b) show (3) inx
(-b) show (2) inx
(\051+b) show (2) inx
(, c) show (7) inx
(=e) show (68) inx
(\0501-b) show (3) inx
(\051+b) show (3) inx

tfw
x2r 400 add y3r 0180 sub moveto xwr 0 rlineto 0 ywr rlineto
                                xwr neg 0 rlineto closepath fill
tfn
x2r 500 add y3r 0130 sub moveto (save 7 data above as text) showen
                                (speichere 7 obere Daten als Text) showde

%9 step series
tfw
x2r 400 add y3r 0680 sub moveto xwr 0 rlineto 0 ywr rlineto
                                xwr neg 0 rlineto closepath fill
tfn
x2r 500 add y3r 0630 sub moveto (save 9 data below as text) showen
                                (speichere 9 untere Daten als Text) showde

tfw
x2r 400 add y3r 3880 sub moveto xwr 0 rlineto 0 ywr 2 mul rlineto
                                xwr neg 0 rlineto closepath fill
tfn
x2r 500 add y3r 3530 sub moveto (adjust and proof threshold of) showen
                                (justiere und pr\374fe Schwellen) showde
x2r 500 add y3r 3830 sub moveto (the linearized output) showen
                                (der linearisierten Ausgabe) showde

tfw
x2r 400 add y3r 4380 sub moveto xwr 0 rlineto 0 ywr rlineto
                                xwr neg 0 rlineto closepath fill
tfn
x2r 500 add y3r 4330 sub moveto (restart with image 1) showen
                                (Neustart mit Bild 1) showde

%second line
/s s0 isize mul def
/iy0 ypmj 1 get s 0.5 mul sub 50 sub def
0 1 8 {/i exch def %i=0,jd,8
        /li0 0 def
        /li1 lindat i get def
        ifarb 0 eq {li1 li1 li1 setrgbcolor} if %N
        ifarb 1 eq {li1 0   0   setrgbcolor} if %R
        ifarb 2 eq {0   li1 0   setrgbcolor} if %G
        ifarb 3 eq {0   0   li1 setrgbcolor} if %B
        ifarb 4 eq {li1 li1 0   setrgbcolor} if %Y
        ifarb 5 eq {0   li1 li1 setrgbcolor} if %C
        ifarb 6 eq {li1 0   li1 setrgbcolor} if %M

        /ix0 xpmi i get s 0.5 mul sub def
        ix0 iy0 s s rec fill

        /li2 i 7 le {li1 0.04 add def}
                    {li1 0.04 sub def} ifelse
        ifarb 0 eq {li2 li2 li2 setrgbcolor} if %N
        ifarb 1 eq {li2 0   0   setrgbcolor} if %R
        ifarb 2 eq {0   li2 0   setrgbcolor} if %G
        ifarb 3 eq {0   0   li2 setrgbcolor} if %B
        ifarb 4 eq {li2 li2 0   setrgbcolor} if %Y
        ifarb 5 eq {0   li2 li2 setrgbcolor} if %C
        ifarb 6 eq {li2 0   li2 setrgbcolor} if %M

        /ix0 xpmi i get s 0.5 mul sub def
        /sh s 0.5 mul def
        ix0 iy0 sh add moveto s 0 rlineto 0 sh rlineto
                          s neg 0 rlineto closepath fill
       } for %i=0,jd,8
tfw
/ix0 xpmi 4 get s 0.5 mul sub def
%isize 1 lt {ix0 iy0 s s rec stroke}
%                   {
                    ix0 iy0       moveto s 0 rlineto stroke
                    ix0 iy0 s add moveto s 0 rlineto stroke
%                   } ifelse

%down sample grey
/s s0 isize mul def
/iy0 ypmj 0 get s 0.5 mul sub 200 sub def
0.25 dup dup setrgbcolor
/ix0 xpmi 2 get s 0.5 mul sub def
ix0 iy0 s s rec fill

%+0,06 used, not +0,04
0.25 0.06 add dup dup setrgbcolor
/sh s 0.5 mul def
ix0 iy0 sh add moveto s 0 rlineto 0 sh rlineto
                  s neg 0 rlineto closepath fill


20 setlinewidth
TBM
tfnw
/jd 1 def /ixk x02 def /jm 4 def %9 steps

%below (dec) and top linearized series
/x1f x0u s0d4 add def
/y1f y0u 2000 add def
%/y1f ypmj 0 get s 0.5 mul sub 200 sub def
/y2f y1f s0 add def
0 1 8 {/i exch def %i=0,8
        i 8 div dup dup setrgbcolor
        tfn x1f i s0 mul add 400 add y1f 300 sub 30 add moveto
%        lindat i get cvsshow2g
        tfw
        i 1 ge
        i 7 le and {-100 0 rmoveto TBM (c) show
                    TBK 0 -40 rmoveto i cvishow 0 40 rmoveto
                    TBM (=) show
                   } if
        lindat i get cvsshow2g

        tfw
        x1f i s0 mul add 200 add y1f 1500 add moveto
        0 -75 rlineto 1000 0 rlineto 0 300 rlineto
                  1000 neg 0 rlineto closepath fill
        newpath

        tfn
        x1f i s0 mul add 200 add y1f 1500 add moveto
           i 7 le {(+0,04) show}  {(-0,04) show}   ifelse

         100 100 rmoveto SK (\331) show 0 -100 rmoveto
        -150 -50 rmoveto SK (\332) show 0   50 rmoveto
        TBM
       } for %i=0,8

%decription of grey sample
/x3f x0u s0d4 add def
/y3f y0u 1700 add s0 sub 200 sub def
/i 2 def
        tfn 
        x3f i 1 add s0 mul add 80 add y3f 800 add moveto
        lindat 2 get cvsshow2g
        tfw
        x3f i 1 add s0 mul add 80 add 600 add y3f 800 add moveto
        0 -75 rlineto 1000 0 rlineto 0 300 rlineto
                  1000 neg 0 rlineto closepath fill
        newpath

        tfn
        x3f i 1 add s0 mul add 80 add 600 add y3f 800 add moveto
        (+0,06) show
         100 100 rmoveto SK (\331) show 0 -100 rmoveto
        -150 -50 rmoveto SK (\332) show 0   50 rmoveto
        TBM
        tfw (  adjust threshold) showen 
            (  justiere Schwelle) showde

        tfn x3f i 1 add s0 mul add 80 add y3f 500 add moveto
        lindat 2 get cvsshow2g
        ( +0,00) show

         100 100 rmoveto SK (\331) show 0 -100 rmoveto
        -150 -50 rmoveto SK (\332) show 0   50 rmoveto
        TBM

        tfn (  no change) showen (  unge\344ndert) showde

        tfn x3f i 2 sub s0 mul add 40 add y3f 900 add moveto
        (grey example) showen (Graubeispiel) showde

        tfw x3f i 2 sub s0 mul add 40 add y3f 600 add moveto
        (difference visible?) showen (Differenz sichtbar?) showde

} if %xchart=3

  xchartl   0 eq {  100 neg 04480 neg translate} if
  xchartl   1 eq { 6150 neg 04480 neg translate} if
  xchartl   2 eq {  100 neg 00220 neg translate} if
  xchartl   3 eq { 6150 neg 00220 neg translate} if

grestore

} for %xchartl=0,3

showpage
grestore

%%Trailer


%%EndDocument
EndEPSF grestore gsave

BeginEPSF
219 MM 08 MM sub SHAr add 020 MM translate 12 /Times-ISOL1 FS -9 MM -7 MM  moveto ( ) show
  10 /Times-ISOL1 FS  53 MM 1 MM moveto ( ) show 1 1 scale  -77 -91 translate
%%BeginDocument: Bild 28

%line 499
%!PS-Adobe-3.0 EPSF-3.0 heq01-8N
%%BoundingBox: 70 85 246 206

/FS {findfont exch scalefont setfont} bind def
/MM {72 25.4 div mul} def
%%EndProlog
gsave

/ioutx 0 def
ioutx 1 eq {%ioutx=1

4 /Times-Roman FS
72 86 moveto
     (heq01-8N) show

72 90 translate

0.01 MM dup scale
20 setlinewidth
/xwidth 6100 def
/ywidth 4000 def
1 setgray
0 0  moveto xwidth 0 rlineto 0 ywidth rlineto
        xwidth neg 0 rlineto closepath fill
0 setgray
0 0  moveto xwidth 0 rlineto 0 ywidth rlineto
        xwidth neg 0 rlineto closepath stroke

} if %ioutx=1

grestore
showpage

%%Trailer


%%EndDocument
EndEPSF grestore gsave

BeginEPSF
219 MM 080 MM add 008 MM translate %80 MM Breite von TestStreifen
  10 /Times-ISOL1 FS  53 MM 1 MM moveto () show 1 1 scale -77 21 MM sub -91 translate
%%BeginDocument: Bild 29 Teststreifen Ueberlaenge

%line 509

%%EndDocument
EndEPSF grestore gsave

BeginEPSF
-0.0 MM -0.0 MM translate %xy-Verschiebung Rechteckrahmen nach innen%

%%BeginDocument: Bild 30 %Rechteckrahmen

%line 519
%!PS-Adobe-3.0 EPSF-3.0 Frame arround with Internet text DG02 20070101
%%BoundingBox: 0 0 598 845

%%EndProlog
gsave

/lanind 1 def
/lantex [(G) (E) (S) (N) (I) (J) (M)] def
/showde {0 lanind eq {show} {pop} ifelse} bind def
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/lanind1 01 def /lanind2 01 def /lanindd 01 def
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/xcolor1 03 def /xcolor2 03 def /xcolord 01 def
/xchart1 00 def /xchart2 00 def /xchartd 01 def
/pchart1 00 def /pchart2 00 def /pchartd 01 def
/colsep1 00 def /colsep2 00 def /colsepd 01 def
/pmetam1 00 def /pmetam2 00 def /pmetamd 01 def

/lanindf where {pop /lanind1 lanindf def /lanind2 lanindf def
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/colormf where {pop /colorm1 colormf def /colorm2 colormf def
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/xcolorf where {pop /xcolor1 xcolorf def /xcolor2 xcolorf def
                    /xcolord xcolordf def} if
/xchartf where {pop /xchart1 xchartf def /xchart2 xchartf def
                    /xchartd xchartdf def
                    /xchartm xchart2f xchart1f sub 1 add def}
               {/xchartm 1 def} ifelse
/xchart3f where {pop /xchart3 xchart3f def}
                {/xchart3 1 def} ifelse
/xchart4f where {pop /xchart4 xchart4f def}
                {/xchart4 0 def} ifelse
/pchartf where {pop /pchart1 pchartf def /pchart2 pchartf def
                    /pchartd pchartdf def} if
/colsepf where {pop /colsep1 colsepf def /colsep2 colsepf def
                    /colsepd colsepdf def} if
/pmetamf where {pop /pmetam1 pmetamf def /pmetam2 pmetamf def
                    /pmetamd pmetamdf def} if

/lanind lanind1 def %
/colorm colorm1 def %
/deintp deintp1 def %
/xcolor xcolor1 def %
/xchart xchart1 def %
/pchart pchart1 def %
/colsep colsep1 def %
/pmetam pmetam1 def %

/GSS$ where {pop /LSS$ GSS$ def}
            {/LSS$ (1) def} ifelse
/GSC$ where {pop /LSC$ GSC$ def}
            {/LSC$ (n) def} ifelse
/GSX$ where {pop /LSX$ GSX$ def}
            {/LSX$ (0) def} ifelse
/GSY$ where {pop /LSY$ GSY$ def}
            {/LSY$ (0) def} ifelse
/GEX$ where {pop /LEX$ GEX$ def}
            {/LEX$ (p.ps./pdf) def} ifelse
/GEY$ where {pop /LEY$ GEY$ def}
            {/LEY$ (p.dat) def} ifelse
/IMES 0 def
/i*ptrsc 0 def

gsave

0 setgray

1.0 1.0  scale

0.0 MM 1.0 MM translate %page shift down

0.15 MM setlinewidth

/x 20 array def
/y 20 array def
/d 20 array def

/x [000 296 296 000  002 294 294 002  005 291 291 005 %speziell
    006 290 290 006  008 288 288 008 ] def
/y [000 000 210 210  002 002 208 208  005 005 205 205 %speziell
    006 006 204 204  008 008 202 202 ] def
/d [060 017 -60 -17  058 015 -58 -15  056 013 -56 -13
    054 011 -54 -11  052 009 -52 -09 ] def

colorm 0 eq deintp 0 eq and {/Txx (d) def  /Fxx (d) def} if %colorm=0, deintp=0
colorm 0 eq deintp 1 eq and {/Txx (e) def  /Fxx (e) def} if %colorm=0, deintp=1
colorm 1 eq deintp 0 eq and {/Txx (dd) def /Fxx (d) def} if %colorm=1, deintp=0
colorm 1 eq deintp 1 eq and {/Txx (de) def /Fxx (e) def} if %colorm=1, deintp=1
xchart 0 eq {/Txx (-) def /Fxx (-) def} if

xchart 1 ge {%xchart>=1

/i0 12 def
/i1 i0 1 add def /i2 i0 2 add def /i3 i0 3 add def
2.5 MM /Times-ISOL1 FS
x i0 get MM 40 MM add y i0 get MM 1 MM sub moveto
lanind cvishow (-) show
colorm cvishow
deintp cvishow
xcolor cvishow
xchart cvishow
pchart cvishow
colsep cvishow (-F) show pmetam cvishow

} if %xchart>=1

/xlu 017 MM def /ylu 017 MM def
/xro 279 MM def /yro 193 MM def
/xlo 017 MM def /ylo 193 MM def
/xru 279 MM def /yru 017 MM def

/xmo xlo xro xlo sub 0.5 mul add def
/ymo yro 1 MM sub def
xmo 1 MM sub ymo moveto 2 MM 0 rlineto stroke
xmo ymo 1 MM sub moveto 0 1 MM rlineto stroke

xlu 8 MM sub ylu moveto  16 MM 0 rlineto stroke
xlu ylu 8 MM sub moveto 0  16 MM rlineto stroke
xro 8 MM add yro moveto -16 MM 0 rlineto stroke
xro yro 8 MM add moveto 0 -16 MM rlineto stroke

xru 8 MM sub yru moveto  16 MM 0 rlineto stroke
xru yru 8 MM sub moveto 0  16 MM rlineto stroke
xlo 8 MM add ylo moveto -16 MM 0 rlineto stroke
xlo ylo 8 MM add moveto 0 -16 MM rlineto stroke

1 2 7 {/i exch def %Zentrierkreise
xlu ylu i MM 0 360 arc stroke
xro yro i MM 0 360 arc stroke
xru yru i MM 0 360 arc stroke
xlo ylo i MM 0 360 arc stroke
      } for %i

12 4 16 {/i exch def /i0 i def %i=0,16
%0 4 16 {/i exch def /i0 i def %i=0,16
        /i1 i0 1 add def /i2 i0 2 add def /i3 i0 3 add def

i 16 eq {0.30 MM setlinewidth} {0.15 MM setlinewidth} ifelse

0 setgray
x i0 get MM y i0 get MM moveto x i1 get MM y i1 get MM lineto
x i2 get MM y i2 get MM lineto x i3 get MM y i3 get MM lineto
x i0 get MM y i0 get MM lineto stroke

i 16 eq {6 /Times-ISOL1 FS
         /x00 67 def /xdif 32 def /y0o 202.3 def /y0u 6.3 def
         /x0l 6.1 def /x0r 288 def /y00 22 def /ydif 32 def
         x00 xdif 0 mul add MM y0o MM moveto (V) show
         x00 xdif 0 mul add MM y0u MM moveto (C) show
         x00 xdif 1 mul add MM y0o MM moveto (L) show
         x00 xdif 1 mul add MM y0u MM moveto (M) show
         x00 xdif 2 mul add MM y0o MM moveto (O) show
         x00 xdif 2 mul add MM y0u MM moveto (Y) show
         x00 xdif 3 mul add MM y0o MM moveto (Y) show
         x00 xdif 3 mul add MM y0u MM moveto (O) show
         x00 xdif 4 mul add MM y0o MM moveto (M) show
         x00 xdif 4 mul add MM y0u MM moveto (L) show
         x00 xdif 5 mul add MM y0o MM moveto (C) show
         x00 xdif 5 mul add MM y0u MM moveto (V) show

         x0l MM y00 ydif 0 mul add MM moveto (V) show
         x0r MM y00 ydif 0 mul add MM moveto (C) show
         x0l MM y00 ydif 1 mul add MM moveto (L) show
         x0r MM y00 ydif 1 mul add MM moveto (M) show
         x0l MM y00 ydif 2 mul add MM moveto (O) show
         x0r MM y00 ydif 2 mul add MM moveto (Y) show
         x0l MM y00 ydif 3 mul add MM moveto (Y) show
         x0r MM y00 ydif 3 mul add MM moveto (O) show
         x0l MM y00 ydif 4 mul add MM moveto (M) show
         x0r MM y00 ydif 4 mul add MM moveto (L) show
         x0l MM y00 ydif 5 mul add MM moveto (C) show
         x0r MM y00 ydif 5 mul add MM moveto (V) show
        } if

       } for %i=0,16

0 1 10 {/j0 exch def /j1 j0 1 add def %j0

         j0 0 eq {tzccmy0* setcmykcolor} if
         j0 1 eq {0 setgray} if
         j0 2 eq {tzmcmy0* setcmykcolor} if
         j0 3 eq {0 setgray} if
         j0 4 eq {tzycmy0* setcmykcolor} if
         j0 5 eq {0 setgray} if
         j0 6 eq {tzocmy0* setcmykcolor} if
         j0 7 eq {0 setgray} if
         j0 8 eq {tzlcmy0* setcmykcolor} if
         j0 9 eq {0 setgray} if
         j0 10 eq {tzvcmy0* setcmykcolor} if

12 4 16 {/i exch def /i0 i def %i=0,16
%0 4 16 {/i exch def /i0 i def %i=0,16
        /i1 i0 1 add def /i2 i0 2 add def /i3 i0 3 add def

i 16 eq {0.30 MM setlinewidth} {0.15 MM setlinewidth} ifelse

x i0 get d i0 get add 16 j0 mul add MM y i0 get MM moveto
x i0 get d i0 get add 16 j1 mul add MM y i0 get MM lineto stroke

x i1 get MM y i1 get d i1 get add 16 j0 mul add MM moveto
x i1 get MM y i1 get d i1 get add 16 j1 mul add MM lineto stroke

x i2 get d i2 get add 16 j0 mul sub MM y i2 get MM moveto
x i2 get d i2 get add 16 j1 mul sub MM y i2 get MM lineto stroke

x i3 get MM y i3 get d i3 get add 16 j0 mul sub MM moveto
x i3 get MM y i3 get d i3 get add 16 j1 mul sub MM lineto stroke

       } for %i=0,16

       } for %j0

0.15 MM setlinewidth
/s 7 MM def /s1 8 MM def /s5 36 MM def
16 1 20 {/j exch def /j0 j 16 sub def %j=16,20
         /ix0 xlu  8 MM add j0 7 MM mul add def /iy0 ylu 8 MM sub def

0 1 3 {/ij exch def %ij=0,3

 ij 0 eq {/ix0 xlu  8 MM add j0 7 MM mul add def /iy0 ylu 8 MM sub def} if
 ij 1 eq {/ix0 xru 43 MM sub j0 7 MM mul add def /iy0 yru 8 MM sub def} if
 ij 2 eq {/ix0 xlo  8 MM add j0 7 MM mul add def /iy0 ylo 1 MM add def} if
 ij 3 eq {/ix0 xro 43 MM sub j0 7 MM mul add def /iy0 yro 1 MM add def} if

i*ptrsc 0 eq i*ptrsc 2 eq or {%i*ptrsc=0,2 cmy0* setcmykcolor
              j 16 eq {tzan j get dup dup 0 setcmykcolor
                       ix0 0.5 MM sub iy0 0.5 MM sub s5 s1 rec fill} if
              tzan j get dup dup 0 setcmykcolor
              ix0 iy0 s s  rec fill
             } if %i*ptrsc=0,2

i*ptrsc 1 eq i*ptrsc 3 eq or {%i*ptrsc=1,3 www* setrgbcolor
              j 16 eq {1 tzan j get 1 sub dup dup setrgbcolor %N
                       ix0 0.5 MM sub iy0 0.5 MM sub s5 s1 rec fill} if
              1 tzan j get sub dup dup setrgbcolor %N
              ix0 iy0 s s  rec fill
             } if %i*ptrsc=1,3

i*ptrsc 4 eq i*ptrsc 5 eq or {%i*ptrsc=4,5
  [/CIEBasedABC <<    %Farbraum und Grenzen fuer D65
  /RangeABC [0 100 -128 127 -128 127]
  /DecodeABC [{16 add 116 div} bind {500 div} bind {200 div} bind]
  /MatrixABC [1 1 1 1 0 0 0 0 -1]
  /DecodeLMN
    [{dup 6 29 div ge {dup dup mul mul}
     {4 29 div sub 108 841 div mul} ifelse 0.9505 mul} bind
     {dup 6 29 div ge {dup dup mul mul}
     {4 29 div sub 108 841 div mul} ifelse} bind
     {dup 6 29 div ge {dup dup mul mul}
     {4 29 div sub 108 841 div mul} ifelse 1.0890 mul} bind]
    /WhitePoint  [0.9505 1 1.089]                %CIEXYZ fuer D65
 >>] setcolorspace

 j 16 eq {tznLAB* 0 get tzwLAB* 0 get tznLAB* 0 get sub 0.25 j0 mul mul add
          tznLAB* 1 get tzwLAB* 1 get tznLAB* 1 get sub 0.25 j0 mul mul add
          tznLAB* 2 get tzwLAB* 2 get tznLAB* 2 get sub 0.25 j0 mul mul add
          setcolor %N
          ix0 0.5 MM sub iy0 0.5 MM sub s5 s1 rec fill} if
          tznLAB* 0 get tzwLAB* 0 get tznLAB* 0 get sub 0.25 j0 mul mul add
          tznLAB* 1 get tzwLAB* 1 get tznLAB* 1 get sub 0.25 j0 mul mul add
          tznLAB* 2 get tzwLAB* 2 get tznLAB* 2 get sub 0.25 j0 mul mul add
          setcolor %N
          ix0 iy0 s s  rec fill
             } if %i*ptrsc=4,5

i*ptrsc 6 eq {%i*ptrsc=6 000n* setcmykcolor
              j 16 eq {0 0 0 tzan j get setcmykcolor
                       ix0 0.5 MM sub iy0 0.5 MM sub s5 s1 rec fill} if
              0 0 0 tzan j get setcmykcolor
              ix0 iy0 s s  rec fill
             } if %i*ptrsc=6

i*ptrsc 7 eq {%i*ptrsc=7 w* setgray
              j 16 eq {1 tzan j get sub setgray
                       ix0 0.5 MM sub iy0 0.5 MM sub s5 s1 rec fill} if
              1 tzan j get sub setgray
              ix0 iy0 s s  rec fill
             } if %i*ptrsc=7

      } for %ij=0,3

        } for %j=16,20

0 setgray
018 MM 008.2 MM moveto 6 /Times-Roman FS (-8) show
018 MM 006.2 MM moveto 6 /Times-Roman FS (-6) show

276 MM 008.2 MM moveto 6 /Times-Roman FS (-8) show
276 MM 006.2 MM moveto 6 /Times-Roman FS (-6) show

018 MM 202.2 MM moveto 6 /Times-Roman FS (-8) show
018 MM 204.2 MM moveto 6 /Times-Roman FS (-6) show

276 MM 202.2 MM moveto 6 /Times-Roman FS (-8) show
276 MM 204.2 MM moveto 6 /Times-Roman FS (-6) show

/10TIN {10 /Times-ISOL1 FS} def
/10TRN {10 /Times-Roman FS} def
/12TIN {12 /Times-ISOL1 FS} def
/12TRN {12 /Times-Roman FS} def

/10TII {10 /TimesI-ISOL1 FS} def
/10TRI {10 /Times-Italic FS} def
/12TII {12 /TimesI-ISOL1 FS} def
/12TRI {12 /Times-Italic FS} def

/10TIB {10 /TimesB-ISOL1 FS} def
/10TRB {10 /Times-Bold FS} def
/12TIB {12 /TimesB-ISOL1 FS} def
/12TRB {12 /Times-Bold FS} def

/10TIBI {10 /TimesBI-ISOL1 FS} def
/10TRBI {10 /Times-BoldItalic FS} def
/12TIBI {12 /TimesBI-ISOL1 FS} def
/12TRBI {12 /Times-BoldItalic FS} def

/12RN  {12 /Times-Roman FS} bind def      /10RN  {10 /Times-Roman FS} bind def
/12RI  {12 /Times-Italic FS} bind def     /10RI  {10 /Times-Italic FS} bind def
/12RB  {12 /Times-Bold FS} bind def       /10RB  {10 /Times-Bold FS} bind def
/12RBI {12 /Times-BoldItalic FS} bind def /10RBI {10 /Times-BoldItalic FS} bind def
/12TN  {12 /Times-ISOL1 FS} bind def      /10TN  {10 /Times-ISOL1 FS} bind def
/12TI  {12 /TimesI-ISOL1 FS} bind def     /10TI  {10 /TimesI-ISOL1 FS} bind def
/12TB  {12 /TimesB-ISOL1 FS} bind def     /10TB  {10 /TimesB-ISOL1 FS} bind def
/12TBI {12 /TimesBI-ISOL1 FS} bind def    /10TBI {10 /TimesBI-ISOL1 FS} bind def

%special
/10TIN_10  {10TIN 0 -2 rmoveto 
            xcolor 1 eq {(10) show} if 0 2 rmoveto} def
/10TINK10 {10TIN 0 -2 rmoveto
           xcolor 1 eq {(,10) show} if 0 2 rmoveto} def
/10SN {10 /Symbol FS} def
/12SN {12 /Symbol FS} def

/TELi0 8 array def
/TELi1 8 array def
/TELi  8 array def
/TELi0 [(P65) (P60) (P55) (P50) (P45) (P40) (P35) (P30)] def %7 illumin.
/TELi1 [(D65) (D50) (P40) (A00) (E00) (C00) (P00) (Q00)] def %7 illumin.

/xchart8 0 def %xchart8=0: Pxx, xchart8=1: Dxx
0 1 7 {/i exch def %i=0,7
xchart8 0 eq {%xchart8=0
              TELi i TELi0 i get put
             }%xchart8=0
             {%xchart8=1
              TELi i TELi1 i get put
             } ifelse %xchart8=1
       } for %i=0,7

0 setgray
12TIN
61 MM 13.5 MM  moveto
(TUB\255Pr\374fvorlage heq0; ) showde
(TUB\255test chart heq0; ) showen
(gr\341fico TUB\255heq0; ) showes
(TUB\255test graphique heq0; ) showfr
(grafico TUB\255heq0; ) showit
(TUB\255test chart heq0; ) showjp

/ifarb 0 def %0-12: Reihen N-WRGBYCM, RGBYCM-W
/xchart40 0 def %0-12: Reihen N-WRGBYCM, RGBYCM-W
/xchart41 4 def %?

/coloren 14 array def
/coloren [%BEG coloren
(Black N - White W)
(Black N - Red R)    (Black N - Green G) (Black N - Blue B)
(Black N - Yellow Y) (Black N - Cyan C)  (Black N - Magenta M)
(Red R - White W)    (Green G - White W) (Blue B - White W)
(Yellow Y - White W) (Cyan C - White W)  (Magenta M - White W)
] def %END coloren

/colorde 14 array def
/colorde [%BEG colorde
(Schwarz N - Wei\337 W)
(Schwarz N - Rot R)    (Schwarz N - Gr\374n G) (Schwarz N - Blau B)
(Schwarz N - Gelb Y) (Schwarz N - Cyan C)  (Schwarz N - Magenta M)
(Rot R - Wei\337 W)    (Gr\374n G - Wei\337 W) (Blau B - Wei\337 W)
(Gelb Y - Wei\337 W) (Cyan C - Wei\337 W)  (Magenta M - Wei\337 W)
] def %END colorde

xchart40 0 eq {%xchart40=0
(Adjacent and separated colours with increasing luminance) showen
(Aneinandergrenzende und separate Farben mit zunehmender Leuchtdichte) showde
              } if %xchart40=0

12TIN
61 MM 09.5 MM  moveto
(Output linearization and thresholds for the 9 step ) showen
( equally spaced colour series ) showen
coloren xchart41 get showen

(Ausgabelinearisierung & Schwellen f\374r 9stufige ) showde
(gleichabst\344ndige Farbreihen ) showde
colorde xchart41 get showde

 62 MM 198.5 MM  moveto
12RN tfb (http://farbe.li.tu-berlin.de/heq0/heq0l) show 12TN
(0) show %
LSC$ show LEX$ show tfn
(; only vector graphic VG) showen 
(; nur Vektorgrafik VG) showde

%1 setgray %start white and unvisible
(; ) show
xchart 0 eq {
(Start\255Ausgabe) showde
(start output) showen
(comience salida) showes
(sortie de production) showfr
(cominciare l'uscita) showit
(start output) showjp
           } if

 62 MM 194 MM  moveto
(Siehe separate Bilder dieser Seite: ) showde
(see separate images of this page: ) showen
(vea archivos semejantes: ) showes
(voir des fichiers similaires: ) showfr
(vedere dei file simili: ) showit
(see similar files: ) showjp
12RN tfb (http://farbe.li.tu-berlin.de/heq0/heq0.htm) show tfn 12TN

 16 MM 185 MM moveto
-90 rotate
(Siehe \344hnliche Dateien der ganzen Serie: ) showde
(see similar files of the whole serie: ) showen
(vea archivos semejantes: ) showes
(voir des fichiers similaires de serie: ) showfr
(vedere dei file simili: ) showit
(see similar files: ) showjp
12RN tfb (http://farbe.li.tu-berlin.de/heqs.htm) show tfn 12TN
90 rotate

 12 MM 185 MM moveto
-90 rotate
(Technische Information: ) showde
(technical information: ) showen
(informaci\363n t\351cnica: ) showes
(informations techniques: ) showfr
(informazioni tecniche: ) showit
(technical information: ) showjp
12RN tfb (http://farbe.li.tu-berlin.de) show tfn 12TN
( oder ) showde
( or ) showen
( o ) showes
( ou ) showfr
( o ) showit
( or ) showjp
12RN tfb (http://color.li.tu-berlin.de) show tfn 12TN
 90 rotate

281 MM 185 MM moveto
-90 rotate
(TUB\255Registrierung: 20241201\255heq0/heq0l) showde
(TUB registration: 20241201\255heq0/heq0l) showen
(TUB matr\355cula: 20241201\255heq0/heq0l) showes
(TUB enregistrement: 20241201\255heq0/heq0l) showfr
(TUB iscrizione: 20241201\255heq0/heq0l) showit
(TUB registration: 20241201\255heq0/heq0l) showjp
(0) show %
LSC$ show LEX$ show
90 rotate

281 MM 74 MM moveto
-90 rotate
(TUB\255Material: Code=rha4ta) showde
(TUB material: code=rha4ta) showen
(TUB material: code=rha4ta) showes
(TUB mat\351riel: code=rha4ta) showfr
(TUB materiale: code=rha4ta) showit
(TUB material: code=rha4ta) showjp
90 rotate

277 MM 185 MM moveto
-90 rotate
/cvishow {cvi 6 string cvs show} def
/cvsshow1 {10 mul cvi 0.1 mul 7 string cvs show} def

( Anwendung f\374r Beurteilung und Messung ) showde
( application for evaluation and measurement ) showen
( aplicaci\363n para la medida ) showes
( application pour la mesure ) showfr
( la domanda per la misura ) showit
( application for measurement ) showjp

(von Display\255 oder Druck\255Ausgabe) showde
(of display or print output) showen
(de display output) showes
(de sortie sur \350cran) showfr
(di stampa di display) showit
(of display output) showjp

90 rotate

/i0 8 def
/i1 i0 1 add def /i2 i0 2 add def /i3 i0 3 add def
0.30 MM setlinewidth
0 setgray
x i0 get MM y i0 get MM moveto x i1 get MM y i1 get MM lineto
x i2 get MM y i2 get MM lineto x i3 get MM y i3 get MM lineto
x i0 get MM y i0 get MM lineto stroke

grestore
gsave

%**********************************************************

%%Trailer

%%EndDocument
EndEPSF grestore gsave

showpage
grestore

%} for %colsepf=0,1

%} for %pchartf=0,0

%} for %xchartf=0,0

%} for %xcolorf=0,1

%} for %deintpf=0,1

%} for %colormf=0,1

%} for %lanindf=0,0

%%Trailer