/// <summary>
/// Applies the initial Joint Transformation to the passed Vertex
/// </summary>
/// <param name="index">Index of the current Joint withi itÄs parent</param>
/// <param name="v">The Vertex you want to Transform</param>
/// <returns>Transformed Vertex</returns>
protected Vector3f Transform(int index, Vector3f v)
{
//no Parent -> no Transform
if (parent == null)
{
return(v);
}
//Hashtable map = parent.LoadJointRelationMap();
//TransformNode tn = AssignedTransformNode(index);
//Get the Transformation Hirarchy
VectorTransformations t = new VectorTransformations();
t.Add(parent.Model.Transformations[index]);
/*
* while (index>=0)
* {
* t.Add(parent.Model.Transformations[index]);
* if (map.ContainsKey(index)) index = (int)map[index];
* else index = -1;
* }*/
//Apply Transformations
for (int i = t.Count - 1; i >= 0; i--)
{
v = t[i].Transform(v);
}
return(v);
}
/// <summary>
/// Walks the parent Hirarchy to calculate the absolute POsition for thsi Bone
/// </summary>
/// <param name="bs">List of known Bones</param>
/// <param name="b">The bone you want o get the Absolute position for</param>
/// <param name="v">The offset for the calculation</param>
/// <param name="eo">ElementOrder we want to use</param>
VectorTransformations GetAbsoluteTransformation(ICresChildren node, VectorTransformations v)
{
if (v == null)
{
v = new VectorTransformations();
}
if (node == null)
{
return(v);
}
if (node.StoredTransformNode == null)
{
return(v);
}
if (seenbones.Contains(node.Index))
{
return(v);
}
seenbones.Add(node.Index);
/*v.Rotation = node.StoredTransformNode.Rotation * v.Rotation;
* v.Rotation.MakeUnitQuaternion();
*
* v.Translation =
* node.StoredTransformNode.Rotation.Rotate(v.Translation + node.StoredTransformNode.Translation); */
v.Add(node.StoredTransformNode.Transformation);
v = GetAbsoluteTransformation(node.GetFirstParent(), v);
return(v);
}
/// <summary>
/// Returns the effective Transformation, that is described by the CresHirarchy
/// </summary>
/// <returns></returns>
public VectorTransformation GetEffectiveTransformation()
{
VectorTransformations list = GetHirarchyTransformations();
VectorTransformation v = new VectorTransformation();
#if DEBUG
System.IO.StreamWriter sw = System.IO.File.CreateText(@"G:\effect.txt");
#endif
try
{
#if DEBUG
sw.WriteLine("-----------------------------------");
sw.WriteLine(" " + v.ToString());
#endif
VectorTransformation l = null;
for (int i = list.Length - 1; i >= 0; i--)
{
VectorTransformation t = list[i];
t.Rotation.MakeUnitQuaternion();
v.Rotation = v.Rotation * t.Rotation;
v.Translation = t.Rotation.Rotate((v.Translation)) - t.Rotation.Rotate((t.Translation));
//v.Rotation.MakeUnitQuaternion();
#if DEBUG
sw.WriteLine("++++" + t.ToString() + " " + t.Name);
sw.WriteLine(" " + v.ToString());
#endif
l = t;
}
}
finally
{
#if DEBUG
sw.Close();
sw.Dispose();
sw = null;
#endif
}
return(v);
}
/// <summary>
/// Constructor
/// </summary>
public GmdcModel(GeometryDataContainer parent) : base(parent)
{
transforms = new VectorTransformations();
names = new GmdcNamePairs();
subset = new GmdcJoint(parent);
}
