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Message from discussion shfill: /ShadingType 2, computed parameters
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jdaw1  
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 More options Mar 8 2010, 4:24 pm
Newsgroups: comp.lang.postscript
From: jdaw1 <jdawise...@gmail.com>
Date: Mon, 8 Mar 2010 13:24:26 -0800 (PST)
Local: Mon, Mar 8 2010 4:24 pm
Subject: shfill: /ShadingType 2, computed parameters
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I am failing to get shfill to work for me. Below is a simplified
version of what is going on: several of the numbers (1 7 div) are
actually references to other PostScript variables the value of which
are not yet known. Please, what's wrong?

%!

100 100 moveto  100 500 lineto
3 setlinewidth

strokepath
<<
        /ShadingType 2   /ColorSpace /DeviceRGB   /Extend [true true]
        /Function
        <<
                        /FunctionType 0   /N 1   /Domain [0 1]   /Range [0 1 0 1 0 1]   /
Order 1   /Size [2]
                        /DataSource [
                                1 7 div  1  0.75  gsave sethsbcolor currentrgbcolor grestore   0
                                2 7 div  1  0.75  gsave sethsbcolor currentrgbcolor grestore   1
                        ]
        >>
        /Coords [
                500 200
                500 400
        ]


shfill

showpage

Thank you.


 
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