Paul, ask here or on the sidefx list, you won't be stuck forever with the level you have.
2017-03-14 17:36 GMT+01:00 <p...@bustykelp.com>: > I am doing Houdini a bit, but spend a lot more time with Softimage to be > honest. I don't have anyone to help me with Houdini and find it hard going > when I get stuck. > > > > -----Original Message----- > From: Morten Bartholdy > Sent: Tuesday, March 14, 2017 4:00 PM > To: p...@bustykelp.com ; Official Softimage Users Mailing List. > https://groups.google.com/forum/#!forum/xsi_list > Subject: Re: Emit particles frm surfaces facing a particular direction? > > Great explanation Paul. I was missing the emit location part, which I guess > will explain why I did not see the desired effect :) > > I miss your tutorials, but I guess you are diving into Houdini. Maybe you > can make that more accessible to people like me - you have a great talent > for teaching. > > Thanks > Morten > > > > > Den 14. marts 2017 klokken 16:06 skrev p...@bustykelp.com: > > > > > > https://vimeo.com/208318679 watch this > > > > > > -----Original Message----- > > From: Morten Bartholdy > > Sent: Tuesday, March 14, 2017 2:47 PM > > To: Official Softimage Users Mailing > > List.https://groups.google.com/forum/#!forum/xsi_list > > Subject: Re: Emit particles frm surfaces facing a particular direction? > > > > Oh goodie. I thought I had almost got it right, and I saw a reaction, but > > clearly not the desired one :) > > > > > > MB > > > > > > > > > > > Den 14. marts 2017 klokken 15:27 skrev p...@bustykelp.com: > > > > > > > > > I'm making you a video if you can hold out a moment and I'll send the > > > link > > > > > > > > > > > > -----Original Message----- > > > From: Morten Bartholdy > > > Sent: Tuesday, March 14, 2017 2:13 PM > > > To: Official Softimage Users Mailing > > > List.https://groups.google.com/forum/#!forum/xsi_list > > > Subject: Re: Emit particles frm surfaces facing a particular direction? > > > > > > Also seems replies with attachments don't get through... > > > > > > MB > > > > > > > > > > > > > > > > Den 14. marts 2017 klokken 13:34 skrev Morten Bartholdy > > > > <x...@colorshopvfx.dk>: > > > > > > > > > > > > It seems I am doing something wrong - I am not getting the right > > > > values. > > > > > > > > MB > > > > > > > > > > > > > > > > > Den 14. marts 2017 klokken 12:40 skrev p...@bustykelp.com: > > > > > > > > > > > > > > > The easiest thing is to emit over the whole object then do what you > > > > > did > > > > > and > > > > > plug the output of your 'Less than' into a Delete Particle node. > > > > > > > > > > -----Original Message----- > > > > > From: Morten Bartholdy > > > > > Sent: Tuesday, March 14, 2017 11:19 AM > > > > > To: Official Softimage Users Mailing List. > > > > > https://groups.google.com/forum/#!forum/xsi_list ; > > > > > p...@bustykelp.com > > > > > Subject: Re: Emit particles frm surfaces facing a particular > > > > > direction? > > > > > > > > > > Thanks Paul. I know stuf like this is trivial to you, but it is not > > > > > so > > > > > much > > > > > the method that escapes me as the lack of a tool that does this. > > > > > > > > > > I can figure out how to get a vector from a nulls position and Get > > > > > Point > > > > > Normals from my geometry, I can then get the angle between them and > > > > > put > > > > > than > > > > > into a Less than or equal to node, but how to transform a threshold > > > > > value > > > > > into either weightmap values, creating a sample set to emit from or > > > > > filtering an emission, I don't know. > > > > > > > > > > I was sort of hoping there would be a node or compound I had > > > > > overlooked > > > > > which provided something I could use :) > > > > > > > > > > cheers > > > > > Morten > > > > > > > > > > > > > > > > Den 14. marts 2017 klokken 11:11 skrev p...@bustykelp.com: > > > > > > > > > > > > > > > > > > You can either > > > > > > > > > > > > Emit from the whole and delete the ones that aren't pointing in > > > > > > the > > > > > > right > > > > > > direction, (based on comparing the normal angle to your preferred > > > > > > vector) > > > > > > > > > > > > Or create a weightmap on the object and use ICE to set the values > > > > > > based > > > > > > upon > > > > > > the normal angle and use the weightmap in the Emit node. (This > > > > > > wont > > > > > > work > > > > > > on > > > > > > low poly meshes for obvious reasons) > > > > > > > > > > > > Or make a duplicate of the surface, and use ICE to delete Polys > > > > > > that > > > > > > aren't > > > > > > pointing in the right direction, then emit from the resulting > > > > > > object. > > > > > > > > > > > > > > > > > > Number 1 is the easiest to set up. > > > > > > > > > > > > Paul > > > > > > > > > > > > > > > > > > -----Original Message----- > > > > > > From: Morten Bartholdy > > > > > > Sent: Tuesday, March 14, 2017 10:05 AM > > > > > > To: Userlist, Softimage > > > > > > Subject: Emit particles frm surfaces facing a particular > > > > > > direction? > > > > > > > > > > > > I have looked through the sample scenes but could not find > > > > > > something > > > > > > that > > > > > > does this. I want to emit particles from surfaces of an object > > > > > > that > > > > > > faces > > > > > > in > > > > > > a particular direction, either a custom vector or fom polygons > > > > > > facing > > > > > > a > > > > > > null. > > > > > > > > > > > > How can I do this? > > > > > > > > > > > > Thanks. > > > > > > > > > > > > Morten > > > > > > ------ > > > > > > 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-request@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. > > > > ------ > > 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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