Did you remember to tick "Multihread when compiled" on your foreach_end?
On Fri, Sep 29, 2017 at 8:38 AM, Olivier Jeannel <facialdel...@gmail.com> wrote: > Mmm, unless I made a mistake replicating his copy + switch + compile, I'm > getting a rough 33s to copy 10 object other 350000 points. > > 2017-09-29 8:34 GMT+02:00 Olivier Jeannel <facialdel...@gmail.com>: > >> Nice read. I'll try to replicate the last setup to compare specs. >> I really wonder how much a compile block speeds up the computation. >> >> >> On Thursday, September 28, 2017, Jonathan Moore < >> jonathan.moo...@gmail.com> wrote: >> >>> Just came across this great blog post from Toadstorm entitled "A >>> Long-Winded Guide to Houdini Instancing" I'd label it "everything you >>> wanted to know about Houdini instancing but were afraid to ask!" myself. >>> It's a damn fine read, and great for those just starting out in Houdini too. >>> >>> https://urldefense.proofpoint.com/v2/url?u=http-3A__www.toadstorm.com_blog_-3Fp-3D493&d=DwIFaQ&c=76Q6Tcqc-t2x0ciWn7KFdCiqt6IQ7a_IF9uzNzd_2pA&r=GmX_32eCLYPFLJ529RohsPjjNVwo9P0jVMsrMw7PFsA&m=k8MCxZEChDRtBGvXdCRk_HmdVGK1a30LXgOQGyhTYgI&s=S9411b8N8tFRfnSRoDX8731qeS3bcybypqX9DHJItBE&e= >>> >>> <https://urldefense.proofpoint.com/v2/url?u=http-3A__www.toadstorm.com_blog_-3Fp-3D493&d=DwMFaQ&c=76Q6Tcqc-t2x0ciWn7KFdCiqt6IQ7a_IF9uzNzd_2pA&r=GmX_32eCLYPFLJ529RohsPjjNVwo9P0jVMsrMw7PFsA&m=NIPJF89o1z2Sf-yJSnls9v63QFl5b0y4nhmUBf8UWkg&s=h4hreQntQUMdMiO3LeMrJyHXHEyKLnKAKoxAMLdA0yo&e=> >>> >>> Enjoy. >>> >>> >>> On 25 September 2017 at 16:22, Olivier Jeannel <facialdel...@gmail.com> >>> wrote: >>> >>>> Kind of rooky question that I already asked but... >>>> >>>> So I have that "problem" with the copy sop (copy to point, whatever) >>>> when I have to do a copy with multiple input objects. >>>> It was something really easy within ice with high performances. >>>> >>>> I watched the sidefx tutorial, and so far I undertstood they deprecated >>>> the stamp method for a copy within a loop.It's rather slow. >>>> >>>> I also saw a method where it copies all the multiple objects on each >>>> point and then delete according to the ptnum the undesired copies. it gets >>>> very slow when you have many different objects to copy and it eats memory. >>>> >>>> So I made my "own" method >>>> The scenario was >>>> working with packed >>>> 10 different objects(platonic, torus, sphere, etc) >>>> I have some scattered point >>>> I have a noise (float) on the scattered points >>>> I want to distribute my 10 objects according to the values of that noise >>>> >>>> so I divided my noise in 10 zones (based on grey float values) >>>> I counted howmany of each object there was per zone(@numbperzone) >>>> I copied each object the good amount >>>> I placed each copy at its corresponding scattered point >>>> >>>> et voilà >>>> >>>> now for 10 objects distributed on 350000 points it takes under 10s. >>>> https://urldefense.proofpoint.com/v2/url?u=https-3A__drive.google.com_open-3Fid-3D0B1QqhXD7Y15qVnBqMVhKeWl0dnc&d=DwIFaQ&c=76Q6Tcqc-t2x0ciWn7KFdCiqt6IQ7a_IF9uzNzd_2pA&r=GmX_32eCLYPFLJ529RohsPjjNVwo9P0jVMsrMw7PFsA&m=k8MCxZEChDRtBGvXdCRk_HmdVGK1a30LXgOQGyhTYgI&s=6EPPq-cyeVsxce5iw5TO_anr6T52RUXppsKCPhLx0GA&e= >>>> >>>> <https://urldefense.proofpoint.com/v2/url?u=https-3A__drive.google.com_open-3Fid-3D0B1QqhXD7Y15qVnBqMVhKeWl0dnc&d=DwMFaQ&c=76Q6Tcqc-t2x0ciWn7KFdCiqt6IQ7a_IF9uzNzd_2pA&r=GmX_32eCLYPFLJ529RohsPjjNVwo9P0jVMsrMw7PFsA&m=NIPJF89o1z2Sf-yJSnls9v63QFl5b0y4nhmUBf8UWkg&s=ObZ8gSpC-gUJkqCl3yDXGzsY0smzMBKUfJXxB92qo80&e=> >>>> >>>> That's my best method for now, but I have now idea if it's worth >>>> something. >>>> >>>> So how do you guys usually do ? >>>> >>>> ------ >>>> 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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