Maybe you can't fuse because of polysoup or packedgeo, did you try a convert node (to poly) or an unpack before fusing ?
Be carefull with fuse thought if you fuse your surely have to do that in a loop (just use the piece attribute) to prevent fusing pieces together. Cheers On 6 December 2016 at 16:32, Fabricio Chamon <[email protected]> wrote: > thanks Christopher! I tried using divide + the scale/rescale stuff...even > so I'm still not getting 100% reliable results as you noted. > > On top of that there are many issues with alembic importer in > softimage.... It is buggy and hangs/crashes randomly (with the fractured > meshes coming houdini I have to say...didn't have any troubles like that in > other scenarios) > > Ok. so here is an overview in case anybody else needs to transfer houdini > fractures back to softimage: > > - .obj always import ok (doesn't crash), but internal faces are always > disconnected > - .abc imported through built-in importer sort of works (a progress bar > hangs at viewport, I have to click cancel, but everything is there). Welded > faces, which is nice, BUT messed up (stretched) UVs in some spots. Also, it > introduces all kinds of wierdnessess in the scene, so totally not > recomended. > - .abc imported through exocortex crate works reliably (doesn't crash, no > buggy behaviors). Welded faces, BUT no UVs (well it comes with a strange UV > that is not usable). Retains inside/outside groups from houdini (stored as > clusters) which is a big plus > > So in the end the "easiest" way I found to transfer these meshes is to > export data as alembic through the ROP Alembic Output node (ogawa or > whatever, does not really matter), then import into soft with crate and > finally transfer the UVs using gator. (yeah terrible for dense meshes). > > > > 2016-12-06 12:36 GMT-02:00 Christopher Crouzet < > [email protected]>: > >> For information, I also had issues with the Voronoi SOP creating a >> suboptimal mesh output (disconnected points here and there) and found that >> the scale of the object can greatly influence the quality of the fracture. >> So just crank up the scale to reach a bounding box of around 100-1000 units >> (don't go too high or this might cause floating-point issues), apply the >> Voronoi SOP, and revert the scale back. Another helpful thing to do, as >> recommended by SESI, is to avoid an input geometry with non-planar faces by >> inserting a Divide SOP before the fracture. >> >> Well, even with these 2 tips it still might not work depending on the >> input geometry. >> >> >> On 6 December 2016 at 21:29, Fabricio Chamon <[email protected]> wrote: >> >>> ok solved exporting through a ROP node instead of file node. Now alembic >>> imports fine and all faces are good. =) >>> >>> 2016-12-06 12:15 GMT-02:00 Fabricio Chamon <[email protected]>: >>> >>>> Well, unfortunatelly soft crashes everytime I try to import this >>>> alembic mesh from houdini... so I went for objs. >>>> >>>> And I'm afraid I can't merge them in Soft because a) it will take quite >>>> some time as the whole geo is dense and b) I'd have to leave a gap between >>>> the pieces or else any adjacent pieces would get merged together... and I >>>> want them to be single pieces. >>>> >>>> is that an export thing ? Because it works nicely inside houdini... >>>> >>>> 2016-12-06 12:07 GMT-02:00 nikaragua86 <[email protected]>: >>>> >>>>> hi, i had the same issue, exported simulation from houdini to maya >>>>> with alembic, i just merged vertices in maya >>>>> >>>>> 2016-12-06 17:00 GMT+03:00 Fabricio Chamon <[email protected]>: >>>>> >>>>>> Hey gang, >>>>>> >>>>>> I'm doing a voronoi shatter in houdini and want to bring the result >>>>>> back into softimage (exporting .obj to Soft 2015 SP2). The outside pieces >>>>>> are disconected from the inside pieces, like this: >>>>>> >>>>>> [image: Imagem inline 1] >>>>>> >>>>>> I'm pretty sure it's me doing something wrong in houdini... My setup >>>>>> is really simple: Import alembic mesh > vdb from polys > scatter > >>>>>> voronoi >>>>>> with those points. Already tried to mess with all the voronoi parameters >>>>>> and add a fuse node at the very end just before exporting. But I can't >>>>>> find >>>>>> a way to have the outside/inside faces merged for each piece. >>>>>> >>>>>> any hints? >>>>>> >>>>>> Thank you >>>>>> >>>>>> ------ >>>>>> Softimage Mailing List. >>>>>> To unsubscribe, send a mail to [email protected] >>>>>> odesk.com with "unsubscribe" in the subject, and reply to confirm. >>>>>> >>>>> >>>>> >>>>> ------ >>>>> Softimage Mailing List. >>>>> To unsubscribe, send a mail to [email protected] >>>>> with "unsubscribe" in the subject, and reply to confirm. >>>>> >>>> >>>> >>> >>> ------ >>> Softimage Mailing List. >>> To unsubscribe, send a mail to [email protected] >>> with "unsubscribe" in the subject, and reply to confirm. >>> >> >> >> >> -- >> Christopher Crouzet >> *http://christophercrouzet.com* <http://christophercrouzet.com> >> >> >> ------ >> Softimage Mailing List. >> To unsubscribe, send a mail to [email protected] >> with "unsubscribe" in the subject, and reply to confirm. >> > > > ------ > Softimage Mailing List. > To unsubscribe, send a mail to [email protected] > with "unsubscribe" in the subject, and reply to confirm. >
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