Hello I have one more doubt that I haven't found a detailed solution to online. With the same vtk file (uploaded above), can I view the streamlines distribution? I know it has to do with the 'Stream Tracer' filter, but which parameters do I use?
Thank you! On Tue, Apr 7, 2015 at 7:19 PM, Armin Wehrfritz <[email protected]> wrote: > Hi Rohit, > > I had a look at your data file and I don't understand where your problem > is. I can visualize the X and Y component of velocity and get seemingly > correct results (i.e. X and Y have negative and positive values). The > magnitude of the velocity vector is as expected everywhere positive. > > Also the Glyph filter produces reasonable results with the default > settings (e.g. the arrows can be colored by X or Y component with positive > and negative values or by magnitude with only positive values). > > So my question would be: What exactly do you want to visualize? > > -Armin > > > > > > > > > > > > > On 04/06/2015 03:29 PM, Rohit Narurkar wrote: > >> Hello! >> >> I tried applying the "Glyph" filter, but still the negative values >> aren't being considered. It considers only the magnitude. >> >> Can somebody please explain in detail how I should go about this? Please >> have a look at the .vtk file I have attached above, I am stuck at this >> point. >> >> Thank you >> >> On Thu, Mar 19, 2015 at 9:13 PM, Samuel Key <[email protected] >> <mailto:[email protected]>> wrote: >> >> Rohit, >> >> Assuming that the x-component of VecVelocity has negative values, >> then from the selection [Magnitude|x|y|z] pick x and then only >> VecVelocity_x will be displayed. >> >> On the other hand, if "vector plots" are your goal, use PV's Glyph >> filter. >> >> Sam >> >> >> On 3/19/2015 5:49 AM, Rohit Narurkar wrote: >> >>> Is there no simple feature or option that considers negative >>> values as well? >>> >>> On Wed, Mar 18, 2015 at 5:50 PM, Utkarsh Ayachit >>> <[email protected] <mailto:[email protected]>> >>> wrote: >>> >>> Try applying the "Glyph" filter or using the "Surface LIC" >>> plugin[1] >>> >>> [1] >>> http://www.paraview.org/Wiki/ParaView/Line_Integral_Convolution >>> >>> Utkarsh >>> >>> On Tue, Mar 17, 2015 at 8:37 AM, Rohit Narurkar >>> <[email protected] <mailto:[email protected]>> >>> wrote: >>> > Hello >>> > >>> > I wish to simulate fluid flow using ParaView. I have 1000 >>> .vtk files for the >>> > 1000 time steps. >>> > I have attached along with this mail one of the .vtk files. >>> When I open this >>> > collection in ParaView, and change the 'coloring' to the >>> velocity name I >>> > have given i.e. "VecVelocity" as you can see in the sample >>> .vtk file. There >>> > is another option to its right which offers 'magnitude', >>> 'x', 'y' and 'z'. >>> > But there are some points with negative velocities and >>> ParaView is only >>> > considering the magnitude (hence positive). I wish to >>> display even the >>> > negative values. How do I do that? >>> > >>> > Any help would be great! >>> > >>> > Thank you! >>> > >>> > _______________________________________________ >>> > Powered by www.kitware.com <http://www.kitware.com> >>> > >>> > Visit other Kitware open-source projects at >>> > http://www.kitware.com/opensource/opensource.html >>> > >>> > Please keep messages on-topic and check the ParaView Wiki at: >>> > http://paraview.org/Wiki/ParaView >>> > >>> > Search the list archives at: >>> http://markmail.org/search/?q=ParaView >>> > >>> > Follow this link to subscribe/unsubscribe: >>> > http://public.kitware.com/mailman/listinfo/paraview >>> > >>> >>> >>> >>> >>> _______________________________________________ >>> Powered bywww.kitware.com <http://www.kitware.com> >>> >>> Visit other Kitware open-source projects athttp://www.kitware.com/ >>> opensource/opensource.html >>> >>> Please keep messages on-topic and check the ParaView Wiki at: >>> http://paraview.org/Wiki/ParaView >>> >>> Search the list archives at:http://markmail.org/search/?q=ParaView >>> >>> Follow this link to subscribe/unsubscribe: >>> http://public.kitware.com/mailman/listinfo/paraview >>> >> >> >> _______________________________________________ >> Powered by www.kitware.com <http://www.kitware.com> >> >> Visit other Kitware open-source projects at >> http://www.kitware.com/opensource/opensource.html >> >> Please keep messages on-topic and check the ParaView Wiki at: >> http://paraview.org/Wiki/ParaView >> >> Search the list archives at: http://markmail.org/search/?q=ParaView >> >> Follow this link to subscribe/unsubscribe: >> http://public.kitware.com/mailman/listinfo/paraview >> >> >> >> >> _______________________________________________ >> Powered by www.kitware.com >> >> Visit other Kitware open-source projects at http://www.kitware.com/ >> opensource/opensource.html >> >> Please keep messages on-topic and check the ParaView Wiki at: >> http://paraview.org/Wiki/ParaView >> >> Search the list archives at: http://markmail.org/search/?q=ParaView >> >> Follow this link to subscribe/unsubscribe: >> http://public.kitware.com/mailman/listinfo/paraview >> >>
_______________________________________________ Powered by www.kitware.com Visit other Kitware open-source projects at http://www.kitware.com/opensource/opensource.html Please keep messages on-topic and check the ParaView Wiki at: http://paraview.org/Wiki/ParaView Search the list archives at: http://markmail.org/search/?q=ParaView Follow this link to subscribe/unsubscribe: http://public.kitware.com/mailman/listinfo/paraview
