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 Note that the archive is no longer being updated. We provide the archive for reference; many of the answers presented here remain technically correct, even if somewhat outdated.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.
HP, > > Wind fields in Mercator projection display erratic horizontsal lines across > the map. > Other map porjections behave well. See attached samples. Did not test other > fields. > Do you have "Fast Rendering" turned on for that display? Go to the Edit->Properties menu to bring up the Properties dialog. There will be a "Fast Rendering" checkbox. What fast rendering does is to not check/correct the display for when lines cross projection seams, etc. -Jeff Ticket Details =================== Ticket ID: POQ-170303 Department: Support IDV Priority: Normal Status: Open