public void Add(Element child)
{
OffsetElement offset = child as OffsetElement;
if (offset != null)
{
m_offset = offset;
return;
}
ChannelsElement channels = child as ChannelsElement;
if (channels != null)
{
m_channels = channels;
m_bvh.JointList.Add(this);
return;
}
CompositeElement joint = child as CompositeElement;
if (joint != null)
{
m_joint_list.Add(joint);
return;
}
throw new NotSupportedException();
}
public void Load(Stream stream)
{
using (StreamReader reader = new StreamReader(stream))
{
Element current = null;
Stack <Element> stack = new Stack <Element>();
while (!reader.EndOfStream)
{
string line = reader.ReadLine().Trim();
string[] fields = line.Split(' ', '\t');
switch (fields[0])
{
case "":
continue;
case "{":
stack.Push(current);
continue;
case "}":
stack.Pop();
continue;
case "HIERARCHY":
continue;
case "ROOT":
current = new RootElement(this, fields[1]);
break;
case "JOINT":
current = new JointElement(this, fields[1]);
break;
case "End":
current = new EndSiteElement(this, fields[1]);
break;
case "OFFSET":
current = new OffsetElement(fields[1], fields[2], fields[3]);
break;
case "CHANNELS":
current = new ChannelsElement(fields);
break;
case "MOTION":
continue;
case "Frames:":
current = new FramesElement(fields[1]);
break;
case "Frame":
current = new FrameTimeElement(fields[2]);
break;
default:
current = new FrameElement(this, fields);
break;
}
if (stack.Count == 0)
{
this.Add(current);
}
else
{
CompositeElement parent = stack.Peek() as CompositeElement;
parent.Add(current);
}
}
}
}