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view graster/graster/lib/graster/gmask_file.rb @ 11:f952052e37b7

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trying a fix.
author Robert McIntyre <rlm@mit.edu>
date Tue, 24 Aug 2010 19:06:45 -0400
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     1 class Graster



     2   class GmaskFile < File



     3     def preamble



     4       self << "1 0 0 0\n"



     5     end



     6 



     7     def begin_row forward



     8       @begin_row = true



     9     end



    10 



    11     def span forward, x1, x2



    12       if forward



    13         self << "0 0 0 %0.3f\n" % x1 if @begin_row



    14         self << "0 0 1 %0.3f\n" % x1



    15         self << "0 1 1 %0.3f\n" % x2



    16       else



    17         self << "0 0 1 %0.3f\n" % x1 if @begin_row



    18         self << "0 0 0 %0.3f\n" % x1



    19         self << "0 1 0 %0.3f\n" % x2



    20       end



    21       @begin_row = false



    22     end



    23   end



    24 end