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 Note that the archive is no longer being updated. We provide the archive for reference; many of the answers presented here remain technically correct, even if somewhat outdated.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.
> Hi, > I am saying setting the transparency on a per-data 'pixel' basis, if that > makes sense > You should try to use the color table editor, setting the transparency on a per data value is very easy by setting the break point and the transparency value. For more details, follow the document: https://docs.unidata.ucar.edu/idv/current/userguide/tools/ColorTableEditor.html Yuan > address@hidden> wrote: > > > > Hi, > > > > > > is it possible to modify a layer based on another layer? for example, > > link > > > transparency to reflectivity and then display velocity with the > > > transparency of the reflectivity level? > > > I am not sure how i get data points or change colors of a pixel > > > thanks > > > max > > > > > > > > Hi Max, > > > > Using one variable value to set the transparency of another variable's > > color table does not > > make sense to me. You can certainly set the data point and transparency > > directly in the > > color table you used for the velocity. Here is the document of how the > > color table editing: > > > > > > https://docs.unidata.ucar.edu/idv/current/userguide/tools/ColorTableEditor.html > > > > I may not understand your issue correctly, let me know if this is the case. > > > > Yuan > > > > Ticket Details > > =================== > > Ticket ID: UGP-535875 > > 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: UGP-535875 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.