>>>>> "Eric" == Eric Emsellem <[EMAIL PROTECTED]> writes:
Eric> Hi, below is a simple script illustration what I wish to do:
Eric> ==> use new symbols (here ellipses for example) and plot a
Eric> number of points with 'scatter', allowing transparency
Eric> (alpha=0.2) to see when two data points overlap. For some
Eric> reason this works: 1/ on the figure 2/ when saving as .png
Eric> but it does NOT work when saving as a Postscript file.
Eric> Is there an easy solution for this? (I am using GTKAgg, mpl
Eric> 0.87.5)
Eric> (doing a "convert" afterwards works but this is not very
Eric> practical here)
Postscript does not support transparency -- this is a limitation of
postscript and not the matplotlib ps backend. If you want vector
graphics with transparency, you'll need SVG or PDF.
JDH
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