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|
%% version 1.06 2017-08-24
/tx@CIEdict 50 dict def
tx@CIEdict begin
%
%
(pst-cie-data.pro) run
%
%% Adobe RGB (1998) D65
/Adobe{
/xy2RGB{
/R 2.0413690 X mul -0.5649464 Y mul add -0.3446944 Z mul add def
/G -0.9692660 X mul 1.8760108 Y mul add 0.0415560 Z mul add def
/B 0.0134474 X mul -0.1183897 Y mul add 1.0154096 Z mul add def
} def
/primaryIlluminants {
/xR 0.6400 def /yR 0.3300 def
/xG 0.2100 def /yG 0.7150 def
/xB 0.1500 def /yB 0.0600 def
D65
} def
} def
%% CIE RGB
/CIE{
/xy2RGB{
/R 2.3706743 X mul -0.9000405 Y mul add -0.4706338 Z mul add def
/G -0.5138850 X mul 1.4253036 Y mul add 0.0885814 Z mul add def
/B 0.0052982 X mul -0.0146949 Y mul add 1.0093968 Z mul add def
} def
/primaryIlluminants {
/xR 0.7355 def /yR 0.2645 def
/xG 0.2658 def /yG 0.7243 def
/xB 0.1669 def /yB 0.0085 def
E_
} def
} def
%% SMPTE-C RGB
/SMPTE{
/xy2RGB{
/R 3.5053960 X mul -1.7394894 Y mul add -0.5439640 Z mul add def
/G -1.0690722 X mul 1.9778245 Y mul add 0.0351722 Z mul add def
/B 0.0563200 X mul -0.1970226 Y mul add 1.0502026 Z mul add def
} def
/primaryIlluminants {
/xR 0.6300 def /yR 0.3400 def
/xG 0.3100 def /yG 0.5950 def
/xB 0.1550 def /yB 0.0700 def
D65
} def
} def
%% NTSC RGB
/NTSC{
/xy2RGB{
/R 1.9099961 X mul -0.5324542 Y mul add -0.2882091 Z mul add def
/G -0.9846663 X mul 1.9991710 Y mul add -0.0283082 Z mul add def
/B 0.0583056 X mul -0.1183781 Y mul add 0.8975535 Z mul add def
} def
/primaryIlluminants {
/xR 0.6700 def /yR 0.3300 def
/xG 0.2100 def /yG 0.7100 def
/xB 0.1400 def /yB 0.0800 def
C_
} def
} def
%%SRGB
/sRGB{
/xy2RGB{
/R 3.2404542 X mul -1.5371385 Y mul add -0.4985314 Z mul add def
/G -0.9692660 X mul 1.8760108 Y mul add 0.0415560 Z mul add def
/B 0.0556434 X mul -0.2040259 Y mul add 1.0572252 Z mul add def
R 0.00304 le {/R R 12.92 mul def}{/R 1.055 R 1 2.4 div exp mul 0.055 sub def} ifelse
G 0.00304 le {/G G 12.92 mul def}{/G 1.055 G 1 2.4 div exp mul 0.055 sub def} ifelse
B 0.00304 le {/B B 12.92 mul def}{/B 1.055 B 1 2.4 div exp mul 0.055 sub def} ifelse
} def
/GAM 1 def
/primaryIlluminants {
/xR 0.6400 def /yR 0.3300 def
/xG 0.3000 def /yG 0.6000 def
/xB 0.1500 def /yB 0.0600 def
D65
} def
} def
%% Pal/Secam
/Pal-Secam{
/xy2RGB{
/R 3.0628971 X mul -1.3931791 Y mul add -0.4757517 Z mul add def
/G -0.9692660 X mul 1.8760108 Y mul add 0.0415560 Z mul add def
/B 0.0678775 X mul -0.2288548 Y mul add 1.0693490 Z mul add def
} def
/primaryIlluminants {
/xR 0.6400 def /yR 0.3300 def
/xG 0.2900 def /yG 0.6000 def
/xB 0.1500 def /yB 0.0600 def
D65
} def
} def
/ProPhoto{
/xy2RGB{
/R 1.3459433 X mul -0.2556075 Y mul add -0.0511118 Z mul add def
/G -0.5445989 X mul 1.5081673 Y mul add 0.0205351 Z mul add def
/B 0.0000000 X mul 0.0000000 Y mul add 1.2118128 Z mul add def
} def
/primaryIlluminants {
/xR 0.7347 def /yR 0.2653 def
/xG 0.1596 def /yG 0.8404 def
/xB 0.0366 def /yB 0.0001 def
D50
} def
} def
/ColorMatch{
/xy2RGB{
/R 2.6422874 X mul -1.2234270 Y mul add -0.3930143 Z mul add def
/G -1.1119763 X mul 2.0590183 Y mul add 0.0159614 Z mul add def
/B 0.0821699 X mul -0.2807254 Y mul add 1.4559877 Z mul add def
} def
/primaryIlluminants {
/xR 0.6300 def /yR 0.3400 def
/xG 0.2950 def /yG 0.6050 def
/xB 0.1500 def /yB 0.0750 def
D50
} def
} def
%
% WhitePoints
/E_ {/xW 0.33333 def /yW 0.33333 def} def
/D65 {/xW 0.3127 def /yW 0.3290 def} def
/D50 {/xW 0.3457 def /yW 0.3585 def} def
/C_ {/xW 0.3101 def /yW 0.3162 def} def
%%%%% ### max ###
/max {
2 {2 copy
lt {exch} if
pop }
repeat
} def
%
% x y => u' v' % u v
/xy2uv{
2 dict begin
% /Z exch def
/Y exch def /X exch def
% 4 X mul X 15 Y mul add 3 Z mul add div % u
% 6 Y mul X 15 Y mul add 3 Z mul add div % v
%u'=4x/(-2x+12y+3) v'=9y/(-2x+12y+3)
4 X mul X -2 mul 12 Y mul add 3 add div % u'
9 Y mul X -2 mul 12 Y mul add 3 add div % v'
end
}def
%
/BLKBOD {
/tablename ED
/T exch def
/XX 0 def /YY 0 def /ZZ 0 def
0 1 tablename length 1 sub {
/K exch def
/WL 360 K add 1e-9 mul def
/CON 1240 8.617e-5 div def
/DIS 3.74183e-16 WL 5 exp div 2.71828 1.4388e-2 WL T mul div exp 1 sub div def
/XX XX DIS tablename K get 0 get mul add def
/YY YY DIS tablename K get 1 get mul add def
/ZZ ZZ DIS tablename K get 2 get mul add def
} for
/XYZ XX YY ZZ add add def
/X XX XYZ div def
/Y YY XYZ div def
/Z ZZ XYZ div def
} def
%
/normalisation {
/maxRGB R G B max def
/R R maxRGB div def
/G G maxRGB div def
/B B maxRGB div def
R 0 lt {/R 0 def} if
G 0 lt {/G 0 def} if
B 0 lt {/B 0 def} if
R 1 gt {/R 1 def} if
G 1 gt {/G 1 def} if
B 1 gt {/B 1 def} if
} def
%
/CouleursPrimaires {
gsave
0.2 setlinewidth
primaryIlluminants
chromaticityCoordinates (xy) ne {
xR yR xy2uv /yR' exch def /xR' exch def
xG yG xy2uv /yG' exch def /xG' exch def
xB yB xy2uv /yB' exch def /xB' exch def
xW yW xy2uv /yW' exch def /xW' exch def
/X xR def /Y yR def /Z 1 X sub Y sub def
xy2RGB normalisation
xR' unit yR' unit pixelSquareColor
R GAM exp G GAM exp B GAM exp setrgbcolor fill
xR' unit yR' unit pixelSquareColor
cie-bgcolor
stroke
/X xG def /Y yG def /Z 1 X sub Y sub def
xy2RGB normalisation
xG' unit yG' unit pixelSquareColor
R GAM exp G GAM exp B GAM exp setrgbcolor fill
xG' unit yG' unit pixelSquareColor
cie-bgcolor
stroke
/X xB def /Y yB def /Z 1 X sub Y sub def
xy2RGB normalisation
xB' unit yB' unit pixelSquareColor
R GAM exp G GAM exp B GAM exp setrgbcolor fill
xB' unit yB' unit pixelSquareColor
cie-bgcolor
stroke
xW' unit yW' unit pixelSquareColor
cie-bgcolor
stroke
grestore
}{
/X xR def /Y yR def /Z 1 X sub Y sub def
xy2RGB normalisation
xR unit yR unit pixelSquareColor
R GAM exp G GAM exp B GAM exp setrgbcolor fill
xR unit yR unit pixelSquareColor
cie-bgcolor
stroke
/X xG def /Y yG def /Z 1 X sub Y sub def
xy2RGB normalisation
xG unit yG unit pixelSquareColor
R GAM exp G GAM exp B GAM exp setrgbcolor fill
xG unit yG unit pixelSquareColor
cie-bgcolor
stroke
/X xB def /Y yB def /Z 1 X sub Y sub def
xy2RGB normalisation
xB unit yB unit pixelSquareColor
R GAM exp G GAM exp B GAM exp setrgbcolor fill
xB unit yB unit pixelSquareColor
cie-bgcolor
stroke
xW unit yW unit pixelSquareColor
cie-bgcolor
stroke
grestore
}ifelse
} def
%
/unitPixel {0.005 cie-unit mul} def
/pixelSquare {
/y0 exch def /x0 exch def
newpath
x0 1 sub y0 1 sub moveto
2 0 rlineto
0 2 rlineto
-2 0 rlineto
closepath
} def
/pixelSquareColor{
/y0 exch def /x0 exch def
newpath
x0 unitPixel sub y0 unitPixel sub moveto
unitPixel 2 mul 0 rlineto
0 unitPixel 2 mul rlineto
unitPixel -2 mul 0 rlineto
closepath
} def
%
/pixelDisk {
1 0 360 arc
} def
%
/contourTriangle{
primaryIlluminants
chromaticityCoordinates (xy) ne {
/zR 1 xR sub yR sub def
/zG 1 xG sub yG sub def
/zB 1 xB sub yB sub def
xR yR xy2uv /yR exch def /xR exch def
xG yG xy2uv /yG exch def /xG exch def
xB yB xy2uv /yB exch def /xB exch def
} if
newpath
xR unit yR unit moveto
xG unit yG unit lineto
xB unit yB unit lineto
closepath
} def
%
/unit {cie-unit mul} bind def
%
/contour {% /TAB exch def
newpath
TAB 0 get aload pop unit exch unit exch moveto
0 1 TAB length 1 sub {/i exch def
TAB i get aload pop unit exch unit exch
lineto } for
closepath
} def
%
/stepXY {1 285 cie-U mul div 1.5 div} def
/gamutTriangle {
newpath
% 400 pixels
0 stepXY 1 {/X exch def
0 stepXY 1 {/Y exch def
/Z 1 X sub Y sub def
/xPos X cie-unit mul def
/yPos Y cie-unit mul def
chromaticityCoordinates (xy) ne {
X Y xy2uv
/yPos exch cie-unit mul def
/xPos exch cie-unit mul def
} if
% Z 0 ge {
xy2RGB
normalisation
xPos yPos pixelSquare
R GAM exp G GAM exp B GAM exp setrgbcolor
fill
% } if
} for
} for
}
def
/gamut {
newpath
0 stepXY 1 {/X exch def
0 stepXY 1 {/Y exch def
/Z 1 X sub Y sub def
/xPos X cie-unit mul def
/yPos Y cie-unit mul def
chromaticityCoordinates (xy) ne {
X Y xy2uv
/yPos exch cie-unit mul def
/xPos exch cie-unit mul def
} if
% Z 0 ge {
xy2RGB
normalisation
xPos yPos pixelSquare
R GAM exp contrast mul G GAM exp contrast mul B GAM exp contrast mul setrgbcolor
fill
% } if
} for
} for
}
def
%
/DrawGamut {
gsave
TAB contour
clip
gamut
contourTriangle
clip
gamutTriangle
grestore
% dessin du contour
contour
0.5 setlinewidth
cie-textcolor
stroke
% dessin du contour du triangle des couleurs primaires
primaries {
contourTriangle
closepath
cie-textcolor
stroke
} if
% placement des couleurs primaires et du blanc
primaries { CouleursPrimaires } if
} def
% dessin du triangle des couleurs plein
% afficher les longieurs d'onde
% /Helvetica-bold findfont 5 scalefont setfont
% marquage des longueurs d'onde
gsave
% 460 -> 520 nm
/traceGamut {
/contrast exch def /gamma exch def /system exch def /TAB exch def
chromaticityCoordinates (xy) ne {/Tabuv [
0 1 TAB length 1 sub {/i exch def
TAB i get /subarray exch def
/X subarray 0 get def /Y subarray 1 get def /Z 1 X sub Y sub def
% [4 X mul -2 X mul 12 Y mul add 3 add div % u
% 6 Y mul -2 X mul 12 Y mul add 3 add div] % v
[4 X mul -2 X mul 12 Y mul add 3 add div % u'
9 Y mul -2 X mul 12 Y mul add 3 add div] % v'
} for
] def
/TAB Tabuv def
} if
/GAM {1 gamma div} bind def
system
DrawGamut
gsave
/NimbusSanL-Bold findfont 5 scalefont setfont
cie-textcolor
100 10 270 {
/i exch def
TAB i get 0 get /x0 exch def
TAB i get 1 get /y0 exch def
TAB i 1 sub get 0 get /x1 exch def
TAB i 1 sub get 1 get /y1 exch def
TAB i 1 add get 0 get /x2 exch def
TAB i 1 add get 1 get /y2 exch def
/dx x2 x1 sub def
/dy y2 y1 sub def
/norme dx dup mul dy dup mul add sqrt def
% norme 0 eq {/norme 1e-9 def} if
/ux dy norme div neg 3 mul def
/uy dx norme div 3 mul def
/normale {x0 unit ux add y0 unit uy add} def
x0 unit y0 unit moveto
normale lineto
stroke
i 160 ge {normale moveto 360 i add cvi 15 string cvs show}
{normale -2 add exch -9 add exch moveto 360 i add cvi 15 string cvs show} ifelse
} for
20 300 320 {
/i exch def
TAB i get 0 get /x0 exch def
TAB i get 1 get /y0 exch def
TAB i 1 sub get 0 get /x1 exch def
TAB i 1 sub get 1 get /y1 exch def
TAB i 1 add get 0 get /x2 exch def
TAB i 1 add get 1 get /y2 exch def
/dx x2 x1 sub def
/dy y2 y1 sub def
/norme dx dup mul dy dup mul add sqrt def
/ux dy norme div neg 3 mul def
/uy dx norme div 3 mul def
/normale {x0 unit ux add y0 unit uy add} def
x0 unit y0 unit moveto
normale lineto
stroke
i 20 eq { normale -5 add exch -5 add exch moveto 360 i add cvi 15 string cvs show }
{ normale moveto 360 i add cvi 15 string cvs show } ifelse
} for
grestore
} def
%
0 0 translate
/SCREEN {
/cadre {
newpath
-0.1 unit -0.1 unit moveto
0.85 unit -0.1 unit lineto
0.85 unit 0.9 unit lineto
-0.1 unit 0.9 unit lineto
closepath
} def
/axes {
newpath
-0.05 unit -0.05 unit moveto
0.825 unit -0.05 unit lineto
0.825 unit 0.875 unit lineto
-0.05 unit 0.875 unit lineto
closepath
stroke
} def
% tableau noir
gsave
cadre
cie-bgcolor
fill
cadre cie-textcolor stroke
0.5 setlinewidth
axes
/NimbusSanL-Bold findfont 5 scalefont setfont
0 0.1 0.9 {
/i exch def
/M1 {i unit -0.05 unit} def
/M2 {i unit -0.06 unit} def
M1 moveto M2 lineto stroke
M2 -5 add exch -3.5 add exch moveto i 15 string cvs show
} for
0 0.1 0.9 {
/i exch def
/M1 {-0.05 unit i unit } def /M2 {-0.06 unit i unit } def
M1 moveto M2 lineto stroke
M2 -2 add exch -8 add exch moveto i 15 string cvs show
} for
gsave
/NimbusSanL-Bold findfont 5 scalefont setfont
cie-textcolor
chromaticityCoordinates (xy) eq {
-0.08 unit 0.45 unit moveto (y) 90 rotate show
}{
-0.08 unit 0.45 unit moveto (v') 90 rotate show
}ifelse
grestore
gsave
/NimbusSanL-Bold findfont 5 scalefont setfont
cie-textcolor
chromaticityCoordinates (xy) eq {
0.35 unit -0.08 unit moveto (x) show
}{
0.35 unit -0.08 unit moveto (u') show
}ifelse
grestore
grestore
} def
% TAB {colorSpace} gamma contrast traceGamut
%
% CIE 1931 (2 degree) and 1964 (10 degree) Color Matching Functions
% Wavelength >= 360 && Wavelength <= 830
/XYZ_to_RGB {
system cvx exec
normalisation
R G B
} def
%
% on calcule les coordonnées du lieu de Planck
/tablePlanckianLocus {
% {datas cvx exec}
/TAB exch def % {ColorSpace cvx exec} /system exch def
/PlanckianLocus[
1000 100 40000 {/T exch def
/XX 0 def /YY 0 def /ZZ 0 def
0 1 TAB length 1 sub {
/K exch def
/WL 360 K add 1e-9 mul def
/CON 1240 8.617e-5 div def
/DIS 3.74183e-16 WL 5 exp div 2.71828 1.4388e-2 WL T mul div exp 1 sub div def
/XX XX DIS TAB K get 0 get mul add def
/YY YY DIS TAB K get 1 get mul add def
/ZZ ZZ DIS TAB K get 2 get mul add def
} for
/XYZ XX YY ZZ add add def
/X XX XYZ div def
/Y YY XYZ div def
/Z ZZ XYZ div def
% 4 X mul deno div % u
% 6 Y mul deno div % v
chromaticityCoordinates (xy) ne {
/deno -2 X mul 12 Y mul add 3 add def
4 X mul deno div % u'
9 Y mul deno div % v'
/Y exch def /X exch def
} if
X Y
}for
] def
PlanckianLocus
} def
%
end % of dictionary
%%
|