Hi Enrico - Thank you very much! That helps. There is one more step that I had to figure out - After importing the VTK file into Paraview, I had to click on Apply.
What are the units? I think it is all in meters, but not sure. ======== Bill Gee On Thursday, January 27, 2022 8:57:59 AM CST Enrico Fratnik wrote: > Dear Bill, > > attached you can find the screenshots of the steps I have described. > > Hope this can help you > > enrico > > On Thu, Jan 27, 2022 at 3:23 PM Bill Gee <[email protected]> wrote: > > > Hi Enrico - > > > > Just to see what this method would produce, I installed both Paraview and > > MeshLab on my Fedora 35 system. I opened a .lox file of the cave in Loch > > (which displays a 3d rendering of the cave) and then exported it to a .vtk > > file. I opened the .vtk file in Paraview. It shows nothing. I cannot > > find the export function. The Save data feature does not offer x3d as a > > file type. > > > > In Paraview the Information tab says there are zero cells, zero points and > > zero memory used. The x-, y- and z-range are "not available". > > > > The .vtk file exists and is about 16k bytes (it is a small cave). > > > > Am I missing something? > > > > ======== > > Bill Gee > > > > > > On Thursday, January 27, 2022 7:52:57 AM CST Enrico Fratnik wrote: > > > Hi Bill, > > > > > > normally I export the VTK model of the cave from LOCH then I open it > > > with ParaView > > > With ParaView I export the model in x3d format and I open it with MeshLab > > > where I use the filter "Surface Reconstruction: Screened Poisson" with > > > pre-clean option active > > > After that with the filter "Compute Geometric Measures" you can retrieve > > > the volume on the log view. > > > > > > My big issue is which model is better to export with therion in order to > > > obtain an acceptable volume: the one with "-wall-source splays" or with > > > "-wall-source maps"? > > > > > > Hope this helps > > > > > > good caves to everyone > > > > > > enrico > > > > > > On Thu, Jan 27, 2022 at 1:37 PM Bill Gee <[email protected]> wrote: > > > > > > > Hello everyone - > > > > > > > > Several years ago I made a map of a small cave. Among the data that > > was > > > > calculated was an estimation of the volume of the cave. I need to find > > > > that information again, but it has so far eluded me. I thought it was > > in > > > > therion.log along with other statistics like length and bounding box > > > > dimensions, but now I do not find it there. The estimation was based > > on > > > > solids calculated from centerline and LRUD data. > > > > > > > > I looked in thTMPDIR and found nothing useful. I also checked to see > > if > > > > it comes from Aven or Loch. Nothing there. I looked through a KML > > file > > > > and found nothing. > > > > > > > > Can any of you point me in the right direction? Believe it or not, I > > need > > > > to testify in court early next week about this. It's a long story ... > > > > > > > > Thanks! > > > > ======== > > > > Bill Gee > > > > > > > > > > > > > > > > > > > > _______________________________________________ > > > > Therion mailing list > > > > [email protected] > > > > https://mailman.speleo.sk/listinfo/therion > > > > > > > > > > > > > > > > > > > > > > > _______________________________________________ > > Therion mailing list > > [email protected] > > https://mailman.speleo.sk/listinfo/therion > > > > > _______________________________________________ Therion mailing list [email protected] https://mailman.speleo.sk/listinfo/therion
