public void Write(BinaryBuffer buf)
{
buf.Write(collectionCounts.Count);
foreach (var i in collectionCounts)
{
buf.Write(i);
}
buf.Write(fieldSizes.Count);
foreach (var i in fieldSizes)
{
buf.Write(i);
}
fieldSizes.Clear();
//Guid crumb, so we can jump to the guid table on read
var guidCrumbPosition = buf.position;
buf.position += 5;
//Type table
//At this point includes only node types, which we iterate through adding fields type ids
var keys = new Type[typeToLocalID.Count];
typeToLocalID.Keys.CopyTo(keys, 0);
buf.Write(keys.Length);
foreach (var type in keys)
{
var metaNode = NodeBindings.GetBindings(type);
buf.Write(metaNode.fields.Length);
foreach (var field in metaNode.fields)
{
var typeUnits = TypeUnitUtility.GetTypeUnits(field.type);
buf.Write(typeUnits.Length);
foreach (var subType in typeUnits)
{
WriteLocalID(buf, subType);
}
}
}
//Guids
var currentPosition = buf.position;
buf.position = guidCrumbPosition;
buf.Write(currentPosition);
buf.position = currentPosition;
buf.Write(typeToLocalID.Count);
foreach (var pair in typeToLocalID)
{
buf.Write(DeltaCore.GetGUID(pair.Key));
}
typeToLocalID.Clear();
}
public void Write(BinaryBuffer buf, PrefabFooter metadata)
{
var numFieldsWritten = 0;
metadata.WriteLocalID(buf, bindings.type);
for (int i = 0; i < fields.Length; i++)
{
var fieldOverride = fields[i];
if (fieldOverride.node != null)
{
buf.Write(i);
var metaField = fieldOverride.node.Bindings.fields[fieldOverride.fieldID];
var start = buf.position;
metaField.Write(fieldOverride.node, buf);
metadata.fieldSizes.Enqueue(buf.position - start);
numFieldsWritten++;
}
else if (fieldOverride.buf != null)
{
buf.Write(i);
var start = buf.position;
buf.WriteBytes(fieldOverride.buf, fieldOverride.position, fieldOverride.length);
metadata.fieldSizes.Enqueue(buf.position - start);
numFieldsWritten++;
}
}
metadata.collectionCounts.Push(numFieldsWritten);
var numChildrenWritten = 0;
for (int i = 0; i < children.Length; i++)
{
var child = children[i];
if (child == null)
{
continue;
}
buf.Write(i);
child.Write(buf, metadata);
numChildrenWritten++;
}
metadata.collectionCounts.Push(numChildrenWritten);
}
public void WriteLocalID(BinaryBuffer buf, Type type)
{
if (!typeToLocalID.TryGetValue(type, out int localID))
{
localID = typeToLocalID.Count;
typeToLocalID.Add(type, localID);
}
buf.Write(localID);
}
