private IEnumerable <IPart> Traverse(Reference3D ref3D, Instance3D instance3D)
{
var instance3Ds = Aggregated <Instance3D>(ref3D.Id);
var instanceReps = Aggregated <InstanceRep>(ref3D.Id);
var refReps = instanceReps.Select(x => Get <ReferenceRep>(x.InstanceOf));
return(refReps.Select(x => Part.FromReferenceRep(x, instance3D))
.Concat(instance3Ds.SelectMany(inst => Traverse(Get <Reference3D>(inst.InstanceOf), inst))));
}
/// <summary>
/// Creates a part from a give reference representation.
/// </summary>
/// <param name="rep">The reference representation of that part.</param>
/// <param name="instance3D"></param>
/// <returns>a new part object</returns>
public static IPart FromReferenceRep(ReferenceRep rep, Instance3D instance3D)
{
var triangles = rep.Shell.Triangles;
var p = new Part
{
Name = rep.Name,
Vertices = triangles.SelectMany(x => new List<Vector3> {x.V1, x.V2, x.V3}).ToList(),
Triangles = Enumerable.Range(0, triangles.Count*3).ToList(),
Position = instance3D.Position,
Rotation = instance3D.Rotation
};
return p;
}
public static Instance3D FromXDocument(XElement xElement)
{
var id = int.Parse(xElement.Attribute(XName.Get("id")).Value);
var name = xElement.Attribute(XName.Get("name")).Value;
var instance = new Instance3D(id, name)
{
AggregatedBy = ParseUtility.ValueOfDescendant(xElement, "IsAggregatedBy", Convert.ToInt32, 0),
InstanceOf = ParseUtility.ValueOfDescendant(xElement, "IsInstanceOf", Convert.ToInt32, 0),
RelativeMatrix =
ParseUtility.ValueOfDescendant<IList<double>>(xElement, "RelativeMatrix",
ParseList, new List<double>())
};
return instance;
}
/// <summary>
/// Creates a part from a give reference representation.
/// </summary>
/// <param name="rep">The reference representation of that part.</param>
/// <param name="instance3D"></param>
/// <returns>a new part object</returns>
public static IPart FromReferenceRep(ReferenceRep rep, Instance3D instance3D)
{
var triangles = rep.Shell.Triangles;
var p = new Part
{
Name = rep.Name,
Vertices = triangles.SelectMany(x => new List <Vector3> {
x.V1, x.V2, x.V3
}).ToList(),
Triangles = Enumerable.Range(0, triangles.Count * 3).ToList(),
Position = instance3D.Position,
Rotation = instance3D.Rotation
};
return(p);
}