private void WriteScripts(ScriptData data, IStream stream, StructureValueCollection scnr)
{
ScriptLayout layout;
if (_buildInfo.Name.Contains("Halo: Reach"))
{
layout = ScriptLayout.HaloReach;
}
else if (_buildInfo.Name.Contains("Halo 3") || _buildInfo.Name.Contains("Halo ODST"))
{
layout = ScriptLayout.Halo3;
}
else
{
throw new NotImplementedException("Saving this game's scripts is not supported yet.");
}
Dictionary <int, uint> newParamAddresses = WriteParams(data, stream, scnr);
StructureLayout scrlayout = _buildInfo.Layouts.GetLayout("script element");
int oldScriptCount = (int)scnr.GetInteger("number of scripts");
int newScriptCount = data.Scripts.Count;
uint oldScriptAddress = (uint)scnr.GetInteger("script table address");
long expOldScriptAddress = _expander.Expand(oldScriptAddress);
long newScriptAddress = 0;
int oldScriptSize = oldScriptCount * scrlayout.Size;
int newScriptSize = newScriptCount * scrlayout.Size;
// get new Script Address
if (newScriptCount > 0)
{
if (oldScriptCount > 0)
{
newScriptAddress = _allocator.Reallocate(expOldScriptAddress, oldScriptSize, newScriptSize, stream);
}
else
{
newScriptAddress = _allocator.Allocate(newScriptSize, stream);
}
stream.SeekTo(_metaArea.PointerToOffset(newScriptAddress));
// write scripts
foreach (var scr in data.Scripts)
{
int paramCount = scr.Parameters.Count;
if (paramCount > 0)
{
int hash = SequenceHash.GetSequenceHashCode(scr.Parameters);
if (newParamAddresses.TryGetValue(hash, out uint addr))
{
scr.Write(stream, _stringIDs, paramCount, addr, layout);
}
else
{
throw new KeyNotFoundException("Failed to retrieve the address for a new parameter block.");
}
}
else
{
scr.Write(stream, _stringIDs, 0, 0, layout);
}
}
}
else
{
if (oldScriptCount > 0)
{
_allocator.Free(expOldScriptAddress, oldScriptSize);
}
}
scnr.SetInteger("number of scripts", (uint)data.Scripts.Count);
scnr.SetInteger("script table address", _expander.Contract(newScriptAddress));
}
