Hi Andrew, Would you try to apply the set of filters with Smooth, Subdivide and Mask Points to a slice surface? The smoothing process helps to secure an evenly distribution of points on a slice.
Thanks 2017-11-22 21:17 GMT+09:00 Andrew <antech...@gmail.com>: > Hello. > Sorry for being so slow, got lots of work with reports... > Just tried Mandelbrot filter applied to a slice. With defaults, it created a > kind of fractal rotated and translated relative to original slice. Should I > use some particular settings to just resample? Also, tried Wavelet and > Gaussian resample. These filters create volumes being appliet to the slice > so it seems that they doesnt fit my needs. Any suggestions? Is there some > simple filter to resample arbitrary surface in ParaView. > Thanks for your attention. (Now I use Mask Points with the same problem of > un-even point distribution, the best results are with Random sampling + > randomised ID strides, but without limiting the maximum number of points; > instead of this limit I preview points with glyphs and then feed these point > to the Stream tracer with custom source) > > 2017-10-25 9:41 GMT+03:00 Andrew <antech...@gmail.com>: >> >> Hello, sorry for being late. >> The slice may be oriented arbitrary, it may be not a flat but cylinder >> slice e.t.c. But often I need just axis-aligned slices. Thanks for >> suggestion about sources. >> >> 2017-10-23 18:03 GMT+03:00 Utkarsh Ayachit <utkarsh.ayac...@kitware.com>: >>> >>> Is the slice axis aligned? If so, you can use a regular source eg. >>> Wavelet or Mandlebrot to generate the evenly spaced points by setting the >>> extents appropriately. >>> >>> Utkarsh >>> >>> On Mon, Oct 23, 2017 at 2:41 AM, Andrew <antech...@gmail.com> wrote: >>>> >>>> Hello. >>>> I need to distribute points on a slice equally to start streamlines from >>>> these points. The problem is that the Mask Points filter seems to not to >>>> have such option. I tried all combinations of randomizing in this filter >>>> but >>>> the problem persist. My mesh is unstructured tetra with inflation layers on >>>> wall so there are lots of cells (points) at the wall and almost all >>>> streamlines start in near-wall region while I need their starting points to >>>> be equally distributed along the slice. Is there a way to do it in >>>> ParaView? >>>> Thanks for attention... >>>> >>>> _______________________________________________ >>>> 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 > _______________________________________________ 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