/// <summary>
/// RUpdate an existing Group with the passed Group in the current Gmdc
/// </summary>
/// <param name="g"></param>
protected virtual void UpdateGroup(ImportedGroup g)
{
int index = g.Target.Index;
if (index < 0 || index >= Gmdc.Groups.Length)
{
index = Gmdc.FindGroupByName(g.Target.Name);
}
GmdcGroup grp = Gmdc.Groups[index];
GmdcLink lnk = Gmdc.Links[grp.LinkIndex];
g.Group.LinkIndex = grp.LinkIndex;
g.Group.UsedJoints = grp.UsedJoints;
for (int i = 0; i < g.Link.ReferencedElement.Count; i++)
{
GmdcElement e = g.Elements[g.Link.ReferencedElement[i]];
//foreach (GmdcElementValueBase evb in e.Values) evb *= g.Scale;
GmdcElement old = lnk.FindElementType(e.Identity);
//found an existing Element?
if (old == null)
{
gmdc.Elements.Add(e);
lnk.ReferencedElement.Add(gmdc.Elements.Length - 1);
}
else
{
int id = lnk.GetElementNr(old);
Gmdc.Elements[lnk.ReferencedElement[id]] = e;
}
}
Gmdc.Groups[index] = g.Group;
lnk.ReferencedSize = lnk.GetReferencedSize();
lnk.ActiveElements = lnk.ReferencedElement.Count;
}
/// <summary>
/// Adjusts the Vertex List, from all Elements Vertices that are assigned to this joint
/// </summary>
public void CollectVertices()
{
//first get my Number in the Parent
int index = Index;
this.Vertices.Clear();
this.Items.Clear();
if (index == -1)
{
return; //not within Parent!
}
//scan all Groups in the Parent for Joint Assignements
foreach (GmdcGroup g in parent.Groups)
{
GmdcLink l = parent.Links[g.LinkIndex];
GmdcElement joints = l.FindElementType(ElementIdentity.BoneAssignment);
GmdcElement vertices = l.FindElementType(ElementIdentity.Vertex);
int vindex = l.GetElementNr(vertices);
if (joints == null || vertices == null)
{
continue;
}
for (int i = 0; i < g.UsedJoints.Count; i++)
{
//this Bone is a Match, so add all assigned vertices
if (g.UsedJoints[i] == index)
{
Hashtable indices = new Hashtable();
Hashtable empty = new Hashtable();
//load the vertices
for (int k = 0; k < joints.Values.Count; k++)
{
GmdcElementValueOneInt voi = (GmdcElementValueOneInt)joints.Values[k];
//All vertices either are within the empty or indices map
if (voi.Bytes[0] == (byte)i)
{
indices.Add(k, this.Vertices.Count);
this.Vertices.Add(Transform(index, new Vector3f(vertices.Values[k].Data[0], vertices.Values[k].Data[1], vertices.Values[k].Data[2])));
}
else //all unassigned Vertices get 0
{
empty.Add(k, this.Vertices.Count);
this.Vertices.Add(new Vector3f(0, 0, 0));
}
}
//now all faces where at least one vertex is assigned to a Bone
for (int f = 0; f < g.Faces.Count - 2; f += 3)
{
if (indices.ContainsKey(l.GetRealIndex(vindex, g.Faces[f])) ||
indices.ContainsKey(l.GetRealIndex(vindex, g.Faces[f + 1])) ||
indices.ContainsKey(l.GetRealIndex(vindex, g.Faces[f + 2])))
{
for (int k = 0; k < 3; k++)
{
int nr = l.GetRealIndex(vindex, g.Faces[f + k]);
int face_index = -1;
//this Vertex was empty and is now needed,
//so add it to the available List
if (!indices.ContainsKey(nr))
{
if (empty.ContainsKey(nr))
{
face_index = (int)empty[nr];
}
else
{
face_index = nr;
}
indices.Add(nr, face_index);
this.Vertices[face_index] = Transform(index, new Vector3f(vertices.Values[nr].Data[0], vertices.Values[nr].Data[1], vertices.Values[nr].Data[2]));
}
face_index = (int)indices[nr];
this.Items.Add(face_index);
}
}
}
}
}
}
}