Yes, it does help, thank you
On Tue, Jan 29, 2013 at 7:33 PM, Toonafish <ron...@toonafish.nl> wrote: > maybe this tutorial by Helge Mathee will help : http://vimeo.com/1503174 > > - Ronald > > > > On 1/29/2013 20:17, Byron Nash wrote: > > On this topic, what's a good way to grow the particles "organically". For > example, have particles grow or change outwardly from a point of origin? > Similar to how a moss or other growth would encompass an object. > > > On Tue, Jan 29, 2013 at 1:32 PM, Rob Chapman <tekano....@gmail.com> wrote: > >> not really :) >> >> so this move to closest location now worked as expected then or not? >> if the 'hand' or surface is moving or deforming you could also account for >> a velocity force from the closest location as well. point position is not >> the only thing you can get from a location. >> >> >> On 29 January 2013 18:13, Nuno Conceicao <nunoalexconcei...@gmail.com>wrote: >> >>> This actually gives an undesired result, basically the particles kind of >>> stay inert not really following the surface (that is deforming/moving >>> underneath) imagine u have a ball on your hand and move it quickly, the >>> ball inertia makes it stay where it is then it drops/sticks to the closest >>> surface (could be your other hand or the floor) >>> :) >>> >>> What i really want is for them to move on the skin surface, lets say >>> from the tip of your index finger to the base of the finger, while your >>> hand is moving... >>> Hope this makes my point a bit clearer :) >>> >>> >>> >>> >>> On Tue, Jan 29, 2013 at 5:39 PM, Sandy Sutherland < >>> sandy.sutherl...@triggerfish.co.za> wrote: >>> >>>> If you use the get closest location - then the position it returns >>>> you can feed right into a self.PointPosition set data node - if you type >>>> into the search box 'set point position' then you should find a node. If >>>> you put that setup after any other forces or move nodes, then it will make >>>> the movements then stick the points to the surface. >>>> >>>> S. >>>> >>>> * * >>>> Sandy Sutherland <sandy.sutherl...@triggerfish.co.za> | Technical >>>> Supervisor >>>> <http://triggerfish.co.za/en> >>>> <http://www.facebook.com/triggerfishanimation> >>>> <http://www.twitter.com/triggerfishza> >>>> ------------------------------ >>>> *From:* softimage-boun...@listproc.autodesk.com [ >>>> softimage-boun...@listproc.autodesk.com] on behalf of Nuno Conceicao [ >>>> nunoalexconcei...@gmail.com] >>>> *Sent:* 29 January 2013 19:31 >>>> >>>> *To:* softimage@listproc.autodesk.com >>>> *Subject:* Re: Surface Flowing Particles >>>> >>>> Sorry, Rob, not really sure what you mean with "set closest location" >>>> >>>> >>>> On Tue, Jan 29, 2013 at 5:02 PM, Rob Chapman <tekano....@gmail.com>wrote: >>>> >>>>> also a get closest location (your surface) > set closest location >>>>> will stick your particles to the surface but still allow them to move >>>>> around with forces and simulation. >>>>> >>>>> >>>>> >>>>> On 29 January 2013 16:57, Renaud Bousquet <renaud.bousq...@modusfx.com> >>>>> wrote: >>>>> > Hello, >>>>> > >>>>> > Something like this could help you for particles movements. >>>>> > http://vimeo.com/36709750 >>>>> > >>>>> > Create a vector flow then use it as a force for your particles via >>>>> closest >>>>> > location. >>>>> > Hope it can help you! >>>>> > >>>>> > RB >>>>> > >>>>> > >>>>> > On 29/01/2013 11:14 AM, Nuno Conceicao wrote: >>>>> >> >>>>> >> Hi guys, just came across this task where basically I need to >>>>> create a >>>>> >> kind of growing particles effect (Ex: foam/bubbles) where the >>>>> particles >>>>> >> move, multiply and grow on a deforming surface. >>>>> >> >>>>> >> Basically, cant use stick to surface, flow around surface also >>>>> doesnt work >>>>> >> since the particles need to kind of stay on the surface at all >>>>> times. Cant >>>>> >> get Slide on surface to work properly too. >>>>> >> >>>>> >> Using an expanding weight-map kind of gets something close but quite >>>>> >> different to what i wish to achieve, the problem is that the >>>>> particles >>>>> >> should also move and slide, so they cant be stuck on the surface, >>>>> but follow >>>>> >> its deformation.. >>>>> >> >>>>> >> I also tried a process using states to make the particles spawn >>>>> once they >>>>> >> achieve a certain size, pop into 2 or 3 smaller bubbles which in >>>>> turn pop >>>>> >> again into smaller ones, but couldn't get them to follow the surface >>>>> >> properly. >>>>> >> >>>>> >> I guess that might be several approaches for the issue, maybe >>>>> someone >>>>> >> knows a compound that does something similar that could maybe be >>>>> adapted to >>>>> >> this purpose. >>>>> >> >>>>> >> Cheers >>>>> >> >>>>> >> Nuno >>>>> > >>>>> > >>>>> > >>>>> >>>> >>>> >>> >> > > > -- > Ronald van Vemden > ----------------------------------------------- > 3D Graphics & Animation > Cyberfish Laboratories | www.cyberfish.nl > Toonafish | www.toonafish.nl > tel. +31(0)20 5289291 > fax +31(0)20 5289292 > email: ron...@toonafish.nl > >
