This archive contains answers to questions sent to Unidata support through mid-2025. Note that the archive is no longer being updated. We provide the archive for reference; many of the answers presented here remain technically correct, even if somewhat outdated. For the most up-to-date information on the use of NSF Unidata software and data services, please consult the Software Documentation first.
> Let me know how if I can help you? > Ok, I added the new formula under Maps, you can use the drawing tool to draw an enclosed area and export as xgrf file, then use the formula to do the subset. Yuan > address@hidden> wrote: > > > > :-) > > > > > > > Adding this function is easy, but the IDV needs some changes to deal with > > the XGRF data. > > > > Yuan > > > address@hidden> wrote: > > > > > > > > Dear Sir > > > > > > > > > > Is it possible to define a mask based on a polygon and clip the > > image in > > > > > idv? > > > > > > > > > > Regards > > > > > Ghansham > > > > > > > > > > > > > > > > > > The answer is no, but I think this is a good feature to add. > > > > > > > > > > > > Yuan > > > > > > > > Ticket Details > > > > =================== > > > > Ticket ID: ATO-954753 > > > > Department: Support IDV > > > > Priority: Normal > > > > Status: Closed > > > > =================== > > > > NOTE: All email exchanges with Unidata User Support are recorded in the > > > > Unidata inquiry tracking system and then made publicly available > > through > > > > the web. If you do not want to have your interactions made available > > in > > > > this way, you must let us know in each email you send to us. > > > > > > > > > > > > > > > > > > > > > > > > Ticket Details > > =================== > > Ticket ID: ATO-954753 > > Department: Support IDV > > Priority: Normal > > Status: Open > > =================== > > NOTE: All email exchanges with Unidata User Support are recorded in the > > Unidata inquiry tracking system and then made publicly available through > > the web. If you do not want to have your interactions made available in > > this way, you must let us know in each email you send to us. > > > > > > > > Ticket Details =================== Ticket ID: ATO-954753 Department: Support IDV Priority: Normal Status: Closed =================== NOTE: All email exchanges with Unidata User Support are recorded in the Unidata inquiry tracking system and then made publicly available through the web. If you do not want to have your interactions made available in this way, you must let us know in each email you send to us.