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 >>> > >>> > >>> > >>> >> >> >
