What I was mentioning to you was that you can move that null Object3D gradually, probably along the Y axis until it lines up with the Y of the cube, or whatever axis you plan to line it up with...does it make sense? -Pete
On Fri, Jan 15, 2010 at 12:59 PM, Norman McGarry <[email protected]>wrote: > Yes, lookAt does exactly what I want, but it does it instantaneously. > I want to gradually move it to the correct orientation. I am currently > messing with the lookAt code to see if I can get it to move by a > percentage, but I'm not really great with manipulating matrix > rotations... > > On Jan 15, 12:53 pm, Peter Kapelyan <[email protected]> wrote: > > Can you create a dummy or null Object3D that would be at the position you > > want, then just call myCube.lookAt(myNull)? lookAt seems like it would do > > what you want. > > Let me know > > -Pete > > > > On Fri, Jan 15, 2010 at 12:51 PM, Norman McGarry <[email protected] > >wrote: > > > > > > > > > Yes, I am using Away3D with JigLib physics engine. Here is the > > > scenario to help put into perspective my goal. > > > > > I have a bunch of cubes that get shaken around, and after you shake > > > them up like crazy, they fall down into a particular spot to form > > > words. I apply miniture little forces to get their position into > > > place, and once they are close to their ideal positions, I would call > > > > > var newOrientation:Matrix3D = Utils3D.pointTowards(0.15, > > > cube.currentState.orientation, new Vector3D(0, 0, 1)); > > > cube.setOrientation(newOrientation); > > > > > which would move the orientation to be face up and 15 percent closer > > > every frame. It worked perfectly and looked pretty natural. > > > Unfortunately switching to FP9, the Utils3D class doesn't exist. > > > > > Any suggestions? > > > > > Appreciate any help! > > > > > On Jan 15, 12:32 pm, Peter Kapelyan <[email protected]> wrote: > > > > are you planning on using away3d at all? > > > > > > On Fri, Jan 15, 2010 at 11:56 AM, Norman McGarry < > [email protected] > > > >wrote: > > > > > > > Hi everyone, > > > > > > > Sorry to bother with a stupid question like this -- since I know it > > > > > isn't the place -- but I know you are all brilliant and this might > be > > > > > a walk in the park for you guys. > > > > > > > I was curious if anyone could show me in code how something like > this > > > > > works (or point me to some reference materials that might help me): > > > > > > http://livedocs.adobe.com/flex/3/langref/flash/geom/Utils3D.html#poin...() > > > > > > > I'm only using the first 3 parameters and keep the last two as > > > > > defaults, but unfortunately I am being bumped to FP9 and I have to > > > > > come up with an alternative way to perform this. > > > > > > > Thanks so much. > > > > > > -- > > > > ___________________ > > > > > > Actionscript 3.0 Flash 3D Graphics Engine > > > > > > HTTP://AWAY3D.COM > > > > -- > > ___________________ > > > > Actionscript 3.0 Flash 3D Graphics Engine > > > > HTTP://AWAY3D.COM > -- ___________________ Actionscript 3.0 Flash 3D Graphics Engine HTTP://AWAY3D.COM
