If I had a box and I clicked on this box. How would I know where I clicked on this box?
If I had a sphere (earth) and I clicked anywhere on earth. How would I know exactly where I clicked on earth? Basically I'm looking to figure out how to do a Local3D to Global3D based on the MouseEvent3D. On Oct 26, 10:01 am, katopz <[email protected]> wrote: > i think you need no luck for programming :) > btw i didn't follow much what you trying to do, and i got no more free time > for that > so, be patient for a while, i've project to handle til next year ;/ > > sry! > > 2009/10/26 mogg <[email protected]> > > > > > > > > > I have tried a few other variances to this but still no luck. Any > > recomendations. > > > On Oct 25, 9:11 pm, mogg <[email protected]> wrote: > > > Here is close as I have gotten: > > > > Setup: > > > > View.scene contains one child "ObjectContainer3D". > > > > The one ObjectContainer3D has one child "Object3D". > > > > I have attached the mouse event to the nested "Object3D". > > > > I am trying to dynamically create a sphere and put in in the > > > View.scene.addChild(sphere). and then move it to the location of where > > > I click the mouse on the Object3D nested inside the ObjectContainer3D. > > > > I did the following conversion from Away3D 3.0.0 to Away3Dlite and it > > > does not work as expected. > > > > //translate > > > var m:Matrix3D = o3d.transform.matrix3D.clone(); // inner object > > > (Object3D) > > > var m2:Matrix3D = objcont.transform.matrix3D.clone(); // outer object > > > (ObjectContainer3D) > > > m.append(m2); > > > m.invert(); > > > var v2:Vector3D = m.transformVector(event.scenePosition); > > > > sphr.x = v2.x; > > > sphr.y = v2.y; > > > sphr.z = v2.z; > > > > Any help would be much appreciated. > > > > On Oct 25, 8:41 pm, mogg <[email protected]> wrote: > > > > > katopz, > > > > > I checked that example out earlier as well and that did not provide a > > > > solution. > > > > > I'm going to take another stab at converting this logic to Away3Dlite > > > > and get back to you: > > > > > var v:Vertex = new Vertex(event.sceneX,event.sceneY, event.sceneZ); > > > > var m:MatrixAway3D = new MatrixAway3D(); > > > > var m2:MatrixAway3D = new MatrixAway3D(); > > > > var m3:MatrixAway3D = new MatrixAway3D(); > > > > m.clone(this._innerContainer.transform); > > > > m2.clone(this._outerContainer.transform); > > > > m3.multiply(m2,m); > > > > m.inverse(m3); > > > > v.transform(m); > > > > > Thank you again for your help. Great work on the Away3Dlite library! > > > > > On Oct 25, 8:36 pm, katopz <[email protected]> wrote: > > > > > > well try this instead for point > > >http://away3d.googlecode.com/svn/trunk/fp10/Examples/Away3DLite/as/sr... > > > > > > as remember is mouse move+pointer on plane there > > > > > > hth > > > > > > 2009/10/26 mogg <[email protected]> > > > > > > > katopz, > > > > > > > Thank you for the suggestion but that sample file does not provide > > any > > > > > > examples to support this. I had looked at that example before but > > it > > > > > > did not demonstrate translating the click point on an Object3D that > > is > > > > > > inside a Object3DContainer that is then inside the View3D. > > > > > > > I'm looking to figure out how to translate the nested 3D point from > > > > > > where the user clicked on the object to the View coordinates so I > > can > > > > > > target that very point and not the object center. > > > > > > > Here is what I would do in Away3D 3.0.0 (not pretty but worked). > > > > > > > var v:Vertex = new Vertex(event.sceneX,event.sceneY, event.sceneZ); > > > > > > var m:MatrixAway3D = new MatrixAway3D(); > > > > > > var m2:MatrixAway3D = new MatrixAway3D(); > > > > > > var m3:MatrixAway3D = new MatrixAway3D(); > > > > > > m.clone(this._innerContainer.transform); > > > > > > m2.clone(this._outerContainer.transform); > > > > > > m3.multiply(m2,m); > > > > > > m.inverse(m3); > > > > > > v.transform(m); > > > > > > > How would I go about this in Away3Dlite? > > > > > > > On Oct 25, 8:14 pm, katopz <[email protected]> wrote: > > > > > > > do try > > >http://away3d.googlecode.com/svn/trunk/fp10/Examples/Away3DLite/as/sr... > > > > > > > > hth > > > > > > > > 2009/10/25 mogg <[email protected]> > > > > > > > > > I use to do a few matrix operations to get the exact mouse hit > > > > > > > > position on a nested object. (object3d inside an > > objectContainer3D > > > > > > > > inside the scene). > > > > > > > > > I would then translate this to a world coordinate and have a > > laser > > > > > > > > bolt go directly to the very spot I clicked on vice just object > > > > > > > > center. This also involved a matrix invert. > > > > > > > > > I have tried several things with the current Away3Dlit and I'm > > totally > > > > > > > > lost. > > > > > > > > > Any hints on how to go about this. The forums on this subject > > for > > > > > > > > Away3Dlite don't seem to answer this yet. > > > > > > > > > Again, thank you for the hard work on Away3Dlite. It is > > amazing! > > > > > > > > -- > > > > > > > katopzhttp://www.sleepydesign.com-Hidequotedtext- > > > > > > > > - Show quoted text - > > > > > > -- > > > > > katopzhttp://www.sleepydesign.com-Hidequotedtext - > > > > > > - Show quoted text -- Hide quoted text - > > > > > - Show quoted text -- Hide quoted text - > > > > - Show quoted text - > > -- > katopzhttp://www.sleepydesign.com- Hide quoted text - > > - Show quoted text -
