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|
%!PS-Adobe-2.0 EPSF-2.0
%%Title: /ufs/goualard/TEMP/barre_hor.ps
%%Creator: XV Version 3.10a Rev: 12/29/94 (PNG patch 1.2) - by John Bradley
%%BoundingBox: -168 371 782 421
%%Pages: 1
%%DocumentFonts:
%%EndComments
%%EndProlog
%%Page: 1 1
% remember original state
/origstate save def
% build a temporary dictionary
20 dict begin
% define space for color conversions
/grays 950 string def % space for gray scale line
/npixls 0 def
/rgbindx 0 def
% lower left corner
-168 371 translate
% size of image (on paper, in 1/72inch coords)
949.96800 49.96800 scale
% define 'colorimage' if it isn't defined
% ('colortogray' and 'mergeprocs' come from xwd2ps
% via xgrab)
/colorimage where % do we know about 'colorimage'?
{ pop } % yes: pop off the 'dict' returned
{ % no: define one
/colortogray { % define an RGB->I function
/rgbdata exch store % call input 'rgbdata'
rgbdata length 3 idiv
/npixls exch store
/rgbindx 0 store
0 1 npixls 1 sub {
grays exch
rgbdata rgbindx get 20 mul % Red
rgbdata rgbindx 1 add get 32 mul % Green
rgbdata rgbindx 2 add get 12 mul % Blue
add add 64 idiv % I = .5G + .31R + .18B
put
/rgbindx rgbindx 3 add store
} for
grays 0 npixls getinterval
} bind def
% Utility procedure for colorimage operator.
% This procedure takes two procedures off the
% stack and merges them into a single procedure.
/mergeprocs { % def
dup length
3 -1 roll
dup
length
dup
5 1 roll
3 -1 roll
add
array cvx
dup
3 -1 roll
0 exch
putinterval
dup
4 2 roll
putinterval
} bind def
/colorimage { % def
pop pop % remove 'false 3' operands
{colortogray} mergeprocs
image
} bind def
} ifelse % end of 'false' case
% define the colormap
/cmap 117 string def
% load up the colormap
currentfile cmap readhexstring
bcfe04 dcfe84 ccfe44 ecfec4 c4fe24 d4fe64 f4fee4 e4fea4 bcfe14 ccfe54
f4fed4 c4fe34 d4fe74 fcfef4 ecfeb4 e4fe94 f4fecc fcfee4 ecfeac c4fe1c
d4fe54 ccfe3c dcfe74 bcfe0c dcfe8c ccfe4c ecfecc c4fe2c d4fe6c e4feac
bcfe1c f4fedc c4fe3c fcfefc ecfebc e4fe9c fcfeec d4fe5c dcfe7c
pop pop % lose return values from readhexstring
% rlecmapimage expects to have 'w h bits matrix' on stack
/rlecmapimage {
/buffer 1 string def
/rgbval 3 string def
/block 384 string def
% proc to read a block from file, and return RGB data
{ currentfile buffer readhexstring pop
/bcount exch 0 get store
bcount 128 ge
{ % it's a non-run block
0 1 bcount 128 sub
{ currentfile buffer readhexstring pop pop
% look up value in color map
/rgbval cmap buffer 0 get 3 mul 3 getinterval store
% and put it in position i*3 in block
block exch 3 mul rgbval putinterval
} for
block 0 bcount 127 sub 3 mul getinterval
}
{ % else it's a run block
currentfile buffer readhexstring pop pop
% look up value in colormap
/rgbval cmap buffer 0 get 3 mul 3 getinterval store
0 1 bcount { block exch 3 mul rgbval putinterval } for
block 0 bcount 1 add 3 mul getinterval
} ifelse
} % end of proc
false 3 colorimage
} bind def
950 50 8 % dimensions of data
[950 0 0 -50 0 50] % mapping matrix
rlecmapimage
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7f217f217f217f217f217f217f213521
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7f217f217f217f217f217f217f213521
7f217f217f217f217f217f217f213521
7f217f217f217f217f217f217f213521
7f217f217f217f217f217f217f213521
7f217f217f217f217f217f217f213521
7f217f217f217f217f217f217f213521
7f217f217f217f217f217f217f213521
7f217f217f217f217f217f217f213521
7f217f217f217f217f217f217f213521
%
% Compression made this file 2.88% of the uncompressed size.
%
showpage
% stop using temporary dictionary
end
% restore original state
origstate restore
%%Trailer
|
