public ALB_List(BinaryReaderEx input, int?layerVersion = null)
{
size = input.ReadInt32();
var nEntries = input.ReadInt32();
if (nEntries > 0 && (size - 4 == nEntries))
{
if (!layerVersion.HasValue)
{
throw new FormatException("No layerVersion specified before reading ObjectTree");
}
treeRoot = new ObjectTreeNode(input, layerVersion.Value);
}
else
{
entries = Enumerable.Range(0, nEntries).Select(_ => new ALB_Entry(input)).ToArray();
}
}
public void ExtractObjectData(ObjectTreeNode node, LinkedList <ObjectTreeLeaf> list)
{
if (node.NodeType == 16)
{
for (int i = 0; i < 4; i++)
{
if (node.Objects[i] != null)
{
list.AddLast(node.Objects[i]);
}
}
}
else
{
for (int i = 0; i < 4; i++)
{
if (node.Childs[i] != null)
{
ExtractObjectData(node.Childs[i], list);
}
}
}
}
public ObjectTreeNode(BinaryReaderEx input, int layerVersion)
{
NodeType = input.ReadSByte();
Area = new MapArea(input, layerVersion >= 4);
Level = input.ReadInt32();
Color = Enumerable.Range(0, 4).Select(_ => input.ReadByte()).ToArray();
flags = input.ReadByte();
if (NodeType == 16)
{
Objects = new ObjectTreeLeaf[4];
var isChild = flags;
for (int i = 0; i < 4; i++)
{
if ((isChild & 1) == 1)
{
Objects[i] = new ObjectTreeLeaf(input, layerVersion);
}
isChild >>= 1;
}
}
else
{
Childs = new ObjectTreeNode[4];
var isChild = flags;
for (int i = 0; i < 4; i++)
{
if ((isChild & 1) == 1)
{
Childs[i] = new ObjectTreeNode(input, layerVersion);
}
isChild >>= 1;
}
}
}
