<div dir="ltr">I notice that the "MEM" driver returns {0, 1, 0, 0, 0, -1} by default. Is this a bug or do some formats flip the vertical axis? If so, what is the convention for detecting and handling "south up" formats in code?<div>
<br></div><div>THK<br clear="all"><div><br></div>-- <br>Timothy H. Keitt<br><a href="http://www.keittlab.org/" target="_blank">http://www.keittlab.org/</a><br>
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