Re: Why is depthfirst option of pm3d done in batches?

[Petr M. <mi...@ph...>]

> https://sourceforge.net/tracker/?func=detail&atid=102055&aid=3004793&group_id=2055
> 
> It seems from the code that pm3d deliberately chooses not to merge
> multiple pm3d surfaces using "depthfirst" unless they are adjacent
> in the splot command line. That is, an intervening non-pm3d object
> causes the quadrangles making up the pm3d surfaces _not_ be sorted together.
> There may be a good reason for this, but I can't think of what it is.
> Do you recall?

I don't recall the reason. However, the plots do really look strange, so I 
vote for your patch.

Petr