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Apologies for answering my own question, but I thought I'd better record what I found. Short answer: no, you can't query the default value of randomseed. Longer answer and a hack to work round the problem. Despite the fact that you have to write randomseed := 1234; in a way that looks like an assignment, Metapost defines this as a command and not an ...


[I'm assuming we are talking MetaPost rather than MetaFont]. You can do transparency in MetaPost by iterating over all the components of a picture and re-colouring them appropriately. Here's an example of a grid and simple transparent rectangle. prologues := 3; outputtemplate := "%j%c.eps"; beginfig(1); % parameters u = 1cm; ymax = xmax = 2.75; xmin = ...

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