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[IDV #CQG-166832]: Volume Rendering NetCDF Files

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  • Subject: [IDV #CQG-166832]: Volume Rendering NetCDF Files
  • Date: Thu, 10 Dec 2020 12:50:10 -0700
> Dear Sir/Madame,
> 
> I am using IDv for a project and have found it to be very useful. However I 
> have a problem when trying to plot 3D with volume rendering.
> 
> The data is generated through WRF and then some parameters are  filtered 
> using the script wrf_to_cf.ncl. Using ncdump the data is present in the 
> generated netcdf-CF file. I can plot the data using the contour plane view 
> and the color shaded plan view. However when I try to do a volume plot I get 
> this error "Couldn't get data.Unable to find center point variables". This 
> happens for eta defined fields with 32 levels. For pressure defined fields 
> with 5 levels Volume plotting works fine. The eta level field are r_cloud and 
> cld_fre_p for example. The field r_v_p is plotted correctly.
> 
> My aim is to produce 3D views and animations.
> 
> Please can you help me?
> 
> Below is the data from the file. If needs be I will send the netcdf file
> 
> Thanks for any help,
> 
> Regards,
> 
> Joseph A. Zammit
> 
> 
I am guessing the problem you ran into is the vertical coordinate constructed 
incorrectly in the post process script
of the WRF output. You can check the script or send me a small sample file.

Yuan

Ticket Details
===================
Ticket ID: CQG-166832
Department: Support IDV
Priority: Normal
Status: Open
===================
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