public static Transform BlendMany(Transform reference, IEnumerable<Influence> t)
{
Transform result = reference;
float w = 0;
foreach (var i in t)
{
if (w == 0)
{
result = Transform.Blend(i.First, reference, i.Second);
w = i.First;
}
else
{
float factor = i.First / (w + i.First);
result = Transform.Blend(factor, result, i.Second);
w += factor;
}
}
return result;
}
internal CoreBone(XmlElement e, CoreSkeleton skeleton)
{
parentId = int.Parse(e.SelectSingleNode("./PARENTID").InnerText);
name = e.GetAttribute("NAME");
boneSpace = new Transform(
Util.ReadQuaternion(e.SelectSingleNode("./LOCALROTATION")),
Util.ReadVector3(e.SelectSingleNode("./LOCALTRANSLATION")));
transform = new Transform(
Util.ReadQuaternion(e.SelectSingleNode("./ROTATION")),
Util.ReadVector3(e.SelectSingleNode("./TRANSLATION")));
this.skeleton = skeleton;
parent = Lazy.New(() =>
{
var bone = skeleton.GetBone(parentId);
if (bone != null)
bone.AddChild(this);
return bone;
});
}
public Bone(CoreBone coreBone, Skeleton skeleton)
{
this.coreBone = coreBone;
this.skeleton = skeleton;
this.transform = coreBone.Transform;
}
public static Transform Blend(float t, Transform a, Transform b)
{
return new Transform(
Quaternion.Blend(t, a.rotation, b.rotation),
Vector3.Lerp(t, a.translation, b.translation));
}