public override ITransformGizmo Build(FScene scene, List <SceneObject> targets)
{
if (targets.Count != 1)
{
return(null);
}
LengthenPivotSO pivotSO = targets[0] as LengthenPivotSO;
if (pivotSO == null)
{
return(null);
}
// [TODO] lost this functionality when we removed OriginalFrameS.
//
//Frame3f frameS = pivotSO.OriginalFrameS;
Frame3f frameS = pivotSO.GetLocalFrame(CoordSpace.SceneCoords);
MoveLengthenPivotGizmo gizmo = new MoveLengthenPivotGizmo();
gizmo.ScenePositionF = (ray) => {
DistLine3Ray3 dist = new DistLine3Ray3(ray, new Line3d(frameS.Origin, -frameS.Y));
dist.Compute();
// [RMS] disabling clamp here because we don't know original "start" point now
//if (dist.LineParameter < 0)
// return dist.Line.Origin;
//else
return(dist.LineClosest);
};
gizmo.WidgetScale = WidgetScale;
gizmo.Create(scene, targets);
return(gizmo);
}
public static bool EmitLengthenPivotSO(SceneSerializer s, IOutputStream o, SceneObject gso)
{
LengthenPivotSO so = gso as LengthenPivotSO;
if (so == null)
{
throw new Exception("EmitLengthenPivotSO: input so is not an LengthenPivotSO!");
}
o.AddAttribute(IOStrings.ASOType, so.Type.identifier);
s.EmitFrame(o, PivotOriginalLegPoint, new Frame3f(so.InitialLegPtL));
SceneSerializerEmitTypesExt.EmitPivotSO(s, o, so as PivotSO);
return(true);
}
public static SceneObject BuildLengthenPivotSO(SOFactory factory, FScene scene, TypedAttribSet attributes)
{
LengthenPivotSO so = new LengthenPivotSO();
so.Create(scene.PivotSOMaterial);
factory.RestorePivotSOType(scene, attributes, so);
if (factory.find_struct(attributes, PivotOriginalLegPoint) != null)
{
Frame3f frameL = factory.RestoreFrame(attributes, PivotOriginalLegPoint);
so.InitialLegPtL = frameL.Origin;
}
else
{
so.InitialLegPtL = Vector3d.Zero;
}
return(so);
}
