Ah, my mistake. This is what you want: ((myMouseEvent.drawpri as DrawSegment).elementVO as SegmentVO).segment;
and yes, this should be available right now in the trunk! atb Rob On Tue, May 12, 2009 at 1:21 AM, scott <[email protected]> wrote: > > Thanks - really appreciate it. Just to be clear, this update is > already in there or will be later? I tried it out after updating and > didn't see the MouseEvent3D event.object coming back as a Segment, but > I may be doing something wrong, so I can pound on it more if the > update is actually already in there. > > Thanks again, > > Scott > > On May 10, 9:49 am, Rob Bateman <[email protected]> wrote: > > Hey Scott > > > > A recent update made on the engine now has source being updated for > > DrawSegment objects to point of the original Segment object that it was > > created for. This will carry across to mouse interaction, so > > a click on a segment will now return a MouseEvent3D object that has > > event.object as the Segment object for clicks on a DrawSegment > > > > hth! > > > > Rob > > > > > > > > > > > > On Thu, Apr 23, 2009 at 9:05 PM, scott <[email protected]> wrote: > > > > > Hello, > > > > > Hopefully someone can give some insight on this - I searched the forum > > > and it doesn't look like this one's been answered before. I'm trying > > > to figure out how to get a Segment from a DrawSegment. For instance, > > > if the user clicks on a DrawSegment on the screen, I'd like to figure > > > out the Segment that that DrawSegment corresponds to in the clicked > > > Mesh/Object3D. For a DrawTriangle you can retrieve the corresponding > > > face object by referencing (myMouseEvent.drawpri as > > > DrawTriangle).faceVO.face, but I don't see any similar way to do this > > > for a DrawSegment. > > > > > So far I tried getting the two ScreenVertex endpoints of the > > > DrawSegment and using deperspective() to convert those ScreenVertices > > > to Vertices, creating a new Segment with the Vertices, then comparing > > > that Segment to Segments contained in the clicked Mesh in order to > > > find the corresponding one. > > > > > Here's the code at the core of it - > > > > > function GetSegmentFromDrawSegment(drawSegment:DrawSegment):Segment > > > { > > > var screenV0:ScreenVertex = drawSegment.v0; > > > var screenV1:ScreenVertex = drawSegment.v1; > > > var v0:Vertex; > > > var v1:Vertex; > > > var segment:Segment; > > > > > v0 = screenV0.deperspective(drawSegment.view.camera.focus); > //get > > > vertex from screen vertex > > > v1 = screenV1.deperspective(drawSegment.view.camera.focus); > > > > > segment = new Segment(v0, v1); > > > > > return segment; > > > } > > > > > However, when I run it, conversion of the DrawSegment ScreenVertices > > > to Vertices gives position (x,y,z) values that are way off of the > > > actual corresponding Segment in the model, so I must be doing > > > something wrong and/or misunderstanding how things work at the heart > > > of the engine. If anyone can offer advice I'd appreciate it. > > > > > Thanks, > > > > > Scott > > > > -- > > Rob Bateman > > Flash Development & Consultancy > > > > [email protected] Hide > quoted text - > > > > - Show quoted text - -- Rob Bateman Flash Development & Consultancy [email protected] www.infiniteturtles.co.uk www.away3d.com
