sorry wrong gif i sent, here is animated cutout i want to show http://g.recordit.co/FHSqM3VwL0.gif
On Mon, Sep 11, 2017 at 11:26 PM, Mladen Kevic <mladen.ke...@gmail.com> wrote: > Hi Sven, in my projects i had to do lots of cuts of CADs object, and in > XSI i used slice PolyMesh in ICE (attach it to null for control), but > without automatic cap (it flicker too much) and then create poly from > border edge. that workflow alow me to do animated cut out without > flickering and artifacts > > several moths ago i switched to Houdini, and i'm impressed how it works, > just now making one cutout of animated valve with moving parts and it go > like a charm, totally recommendation. > > quick example: http://g.recordit.co/lEs1G1NfQs.gif > > > > > > On Mon, Sep 11, 2017 at 7:03 PM, Sven Constable <sixsi_l...@imagefront.de> > wrote: > >> FYI: seems to me the standard boolean operator in XSI 2015 creates a >> memory leak. Create a simple animation(sphere cutted by a box, animated as >> a cycle) do a flipbook over a few hundred frames and watch the memory >> consumption. Even a 'Delete All' command or creating a new scene does not >> flush the memory. >> The Implosia booleans (tested with 2015) don't have these issues btw. Nor >> the built in booleans in XSI 2011. >> >> How about a google doc or something like that, where we can add bugs and >> issues left in XSI for future reference? Just a thought. >> Sven >> >> -----Original Message----- >> From: softimage-boun...@listproc.autodesk.com [mailto: >> softimage-boun...@listproc.autodesk.com] On Behalf Of Sven Constable >> Sent: Wednesday, August 30, 2017 10:50 AM >> To: 'Official Softimage Users Mailing List. >> https://groups.google.com/forum/#!forum/xsi_list' >> Subject: RE: Animated booleans now and then >> >> Thanks for the tips, guys. I may try the Implosia booleans next time. >> Sven >> >> -----Original Message----- >> From: softimage-boun...@listproc.autodesk.com [mailto: >> softimage-boun...@listproc.autodesk.com] On Behalf Of Morten Bartholdy >> Sent: Tuesday, August 29, 2017 1:53 PM >> To: Official Softimage Users Mailing List. https://groups.google.com/foru >> m/#!forum/xsi_list >> Subject: Re: Animated booleans now and then >> >> Implosia is a good bet. Remember to triangulate your geo before doing >> complex booleans - it will be a lot more stable. >> >> Other than that, I know it might not help you, but the new boolean engine >> in Houdini 16 looks amazing: >> >> http://www.sidefx.com/docs/houdini/nodes/sop/boolean >> >> Also Maya has lately gotten a couple of boolean plugins that look >> promising, although I have no idea about stability: >> >> http://www.hard-mesh.com/ >> >> http://lesterbanks.com/2017/08/new-live-boolean-plugin-maya/ >> >> >> //Morten >> >> >> >> >> >> >> > Den 29. august 2017 klokken 13:09 skrev wavo <w...@fiftyeight.com>: >> > >> > >> > Hello, >> > >> > you can also try Implosia >> > http://www.si-community.com/community/viewtopic.php?f=5&t=6373&hilit=m >> > omentum its now free, You can create booleans via Icetree or >> > sricptedOp vie the PulldownMenu >> > >> > >> > >> > Am 8/28/2017 um 11:28 PM schrieb Sven Constable: >> > > >> > > ,, >> > > >> > >> > > Hi list, >> > > >> > > I had several projects lately that involved animated booleans with >> > > CAD data, which is problematic sometimes. I used the old BoolTrace >> > > shader by Alan Jones but it has its drawbacks: With many objects, >> > > using different materials, it's hard to keep track of the shaders. >> > > Another problem was, that there is a limitation in the shader with >> > > reflections. Let's say you have a box and a sphere and the box is >> > > cutting the sphere in half. If another objects that is reflective, >> > > intersects the cutting volume (the box) it will reflect the box by >> > > it's primary rays. I assume that is because the shader interchanges >> > > primary and secondary rays under the hood. I could potentially get >> > > it solved by using passes/partition trickery or another shader to >> > > get selective reflections on object basis. However, this becomes >> > > quite complicated with a handful ob objects, all using different >> materials. >> > > >> > > On some projects I switched back to real (geo) booleans and fixed >> > > the "popping" of meshes by slighty adjusting the fcurves or cleaning >> > > the topology a bit, but its a hack. On another project I got away >> > > with slightly incorrect reflections using render time booleans. At >> > > the end it worked somehow but it was almost never elegant or straight >> forward. >> > > >> > > Is there an alternative to the (rather old) booltrace shader for XSI? >> > > Anything for redshift in that area? Last, not least, how do you >> > > approach animated booleans with complicated/heavy meshes nowadays? >> > > >> > > Thanks, >> > > >> > > Sven >> > > >> > > >> > > >> > > ------ >> > > Softimage Mailing List. >> > > To unsubscribe, send a mail to softimage-requ...@listproc.aut >> odesk.com with "unsubscribe" in the subject, and reply to confirm. >> > >> > >> > -- >> > >> > >> > *Walter Volbers* >> > Senior Animator >> > >> > *FIFTYEIGHT*3D >> > Animation & Digital Effects GmbH >> > >> > Kontorhaus Osthafen >> > Lindleystraße 12 >> > 60314 Frankfurt am Main >> > Germany >> > >> > Telefon +49 (0) 69.48 000 55.50 >> > Telefax +49 (0) 69.48 000 55.15 >> > >> > _mailto:w...@fiftyeight.com >> > http://www.fiftyeight.com >> > _ >> > >> > -------------------------------------------------------- >> > ESC*58* >> > Eine Kooperation der escape GmbH und der FIFTYEIGHT3D GmbH >> > >> > _http://www.ESC58.de >> > _ >> > ------ >> > Softimage Mailing List. >> > To unsubscribe, send a mail to softimage-requ...@listproc.autodesk.com >> with "unsubscribe" in the subject, and reply to confirm. >> >> ------ >> Softimage Mailing List. >> To unsubscribe, send a mail to softimage-requ...@listproc.autodesk.com >> with "unsubscribe" in the subject, and reply to confirm. >> >> >> ------ >> Softimage Mailing List. >> To unsubscribe, send a mail to softimage-requ...@listproc.autodesk.com >> with "unsubscribe" in the subject, and reply to confirm. >> >> >> ------ >> Softimage Mailing List. >> To unsubscribe, send a mail to softimage-requ...@listproc.autodesk.com >> with "unsubscribe" in the subject, and reply to confirm. >> > >
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