Thanks for reminding me Alok - I had forgotten that one. It only fixes the rotations though - I still get wonky motionblur with pivots fra from the geometry.
Morten Den 15. maj 2014 kl. 13:10 skrev Alok Gandhi <alok.gandhi2...@gmail.com>: > you plot continuous rotation (remove gimbals) by using > > make rotations continous in soft image > > or euler filter in maya > > please note that for soft 2014 and up the make rotations continous command > has been changed to euler filter as well a la maya. > > > On Thu, May 15, 2014 at 3:36 PM, Morten Bartholdy < x...@colorshopvfx.dk > <mailto:x...@colorshopvfx.dk> > wrote: > > Thanks for both solutions Vincent. I will see if I can get it working. I > > suspect I will need an ICE tree on each piece of geometry that needs > > fixing, right!? > > > > I have over 2000 so I was sort of hoping I could plug a group in somewhere > > :) > > > > Currently I have managed a solution that allows me to render it in > > Softimage by merging the boulders into one mesh and plot its shapes with > > the merge op live. This renders fine with motionblur. The snag is I need to > > move it back into Maya for rendering it in Vray (the whole project is > > Maya/Vray - I do the fluids in XSI). When I export the shape plotted geo > > via FBX with geo cache and import that back in, the motionblur is flawed - > > see attached image. > > > > Morten > > > > > > > > > > > > > > Den 15. maj 2014 kl. 07:11 skrev Vincent Ullmann < > > vincent.ullm...@googlemail.com <mailto:vincent.ullm...@googlemail.com> >: > > > > > Hi again, > > > > > > here is another try, using ICE. > > > Not totally sure if it works in all cases, but it could at least handle my > > > Animation-Skills. ;-) > > > > > > Am 15.05.2014 06:54, schrieb Vincent Ullmann: > > > > Hi Morten, > > > > > > > > i dont think its possible to solve this in ICE, becouse you cant change > > > > the > > > > AnimationCurves.... > > > > (While tipping this i actually have a Idea....) > > > > anyway.... > > > > > > > > I found a little snipped in the Web to get the Objects COG in Global > > > > Space > > > > ( https://gist.github.com/yamahigashi/9309426 > > > > <https://gist.github.com/yamahigashi/9309426> ) > > > > Now I just wrapped this in a little Loop, and created some > > > > PoseConstrains. > > > > > > > > After executing the Script, you just have to > > > > - Plot the Nulls Transforms > > > > - Remove the RBDs Transforms > > > > - Parent or Constrain or Envelope the RBD's to the Nulls > > > > > > > > Hope this works. > > > > Could'nt test this.... just some thoughts. ;-) > > > > Vincent > > > > > > > > > > > > > > > > > > > > Am 14.05.2014 16:22, schrieb Morten Bartholdy: > > > > > I need to find a way to fix fcurves and pivots on a large number of > > > > > objects > > > > > (tumbling boulders) RBD simulated in Realflow (don't ask). When they > > > > > come > > > > > in they move correctly, but their pivots are way off from the geometry > > > > > and > > > > > fcurves suffer from gimbal flipping, so motionblur obviously doesn't > > > > > render > > > > > properly. > > > > > > > > > > I was thinking it would be relatively simple to get good motiondata by > > > > > piping them through ICE, calculate motionvectors for each vertex and > > > > > set > > > > > the data again. I guess there is a way to move the pivot of each > > > > > object to > > > > > its centre too, while maintaining the same motion. > > > > > > > > > > It is however way beyond my ICE capabilities, so I am looking for > > > > > tutorials, pointers, scripts or possibly other tools that might do the > > > > > trick. > > > > > > > > > > > > > > > Thanks > > > > > > > > > > Morten > > > > > > > > > > > > > > > > > > --
