[Papervision3D] displayobject boundary box?

[quinrou .]

Niceone Michael, thanks a lot for that.
seb

On Wed, Jul 2, 2008 at 7:32 PM, T. Michael Pardon <codejockey1 at gmail.com>
wrote:

> I found this utility class a while back when I was trying to do the same
> thing.  I don't remember who posted it originally, but if I find the
> original post I will update this thread.
>
> package
> {
>         import org.papervision3d.core.geom.renderables.Vertex3D;
>         import org.papervision3d.objects.DisplayObject3D;
>
>         public class BoundingBox
>         {
>                 public var maxX :Number = 0;
>                 public var minX :Number = 0;
>                 public var maxY :Number = 0;
>                 public var minY :Number = 0;
>                 public var maxZ :Number = 0;
>                 public var minZ :Number = 0;
>
>                 public var sizeX :Number = 0;
>                 public var sizeY :Number = 0;
>                 public var sizeZ :Number = 0;
>
>                 public function BoundingBox( object:DisplayObject3D )
>                 {
>                         parseMesh( object );
>
>                         sizeX = maxX - minX;
>                         sizeY = maxY - minY;
>                         sizeZ = maxZ - minZ;
>                 }
>
>                 private function parseMesh(object:DisplayObject3D):void
>                 {
>                         if (object.children)
>                                 for each(var child:DisplayObject3D in
> object.children)
>                                         parseMesh(child);
>
>                         if ( !object.geometry)
>                                 return;
>
>                         for each(var vertex:Vertex3D in
> object.geometry.vertices)
>                         {
>                                 maxX = Math.max(maxX, vertex.x);
>                                 minX = Math.min(minX, vertex.x);
>                                 maxY = Math.max(maxY, vertex.y);
>                                 minY = Math.min(minY, vertex.y);
>                                 maxZ = Math.max(maxZ, vertex.z);
>                                 minZ = Math.min(minZ, vertex.z);
>                         }
>                 }
>         }
> }
>
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