public Story Read(Stream stream)
{
var story = new Story();
using (var reader = new OsiReader(stream, story))
{
var header = new SaveFileHeader();
header.Read(reader);
reader.MinorVersion = header.MinorVersion;
reader.MajorVersion = header.MajorVersion;
story.MinorVersion = header.MinorVersion;
story.MajorVersion = header.MajorVersion;
if (reader.Ver > OsiVersion.VerLastSupported)
{
var msg = String.Format(
"Osiris version v{0}.{1} unsupported; this tool supports loading up to version 1.12.",
reader.MajorVersion, reader.MinorVersion
);
throw new InvalidDataException(msg);
}
if (reader.Ver >= OsiVersion.VerScramble)
{
reader.Scramble = 0xAD;
}
if (reader.Ver >= OsiVersion.VerAddTypeMap)
{
story.Types = ReadTypes(reader);
foreach (var type in story.Types)
{
if (type.Value.Alias != 0)
{
reader.TypeAliases.Add(type.Key, type.Value.Alias);
}
}
}
else
{
story.Types = new Dictionary <uint, OsirisType>();
}
if (reader.Ver >= OsiVersion.VerExternalStringTable && reader.Ver < OsiVersion.VerRemoveExternalStringTable)
{
story.ExternalStringTable = ReadStrings(reader);
}
else
{
story.ExternalStringTable = new List <string>();
}
story.Types[0] = OsirisType.MakeBuiltin(0, "UNKNOWN");
story.Types[1] = OsirisType.MakeBuiltin(1, "INTEGER");
if (reader.Ver >= OsiVersion.VerEnhancedTypes)
{
story.Types[2] = OsirisType.MakeBuiltin(2, "INTEGER64");
story.Types[3] = OsirisType.MakeBuiltin(3, "REAL");
story.Types[4] = OsirisType.MakeBuiltin(4, "STRING");
story.Types[5] = OsirisType.MakeBuiltin(5, "GUIDSTRING");
}
else
{
story.Types[2] = OsirisType.MakeBuiltin(2, "FLOAT");
story.Types[3] = OsirisType.MakeBuiltin(3, "STRING");
}
story.DivObjects = reader.ReadList <OsirisDivObject>();
story.Functions = reader.ReadList <Function>();
story.Nodes = ReadNodes(reader);
story.Adapters = ReadAdapters(reader);
story.Databases = ReadDatabases(reader);
story.Goals = ReadGoals(reader, story);
story.GlobalActions = reader.ReadList <Call>();
foreach (var node in story.Nodes)
{
node.Value.PostLoad(story);
}
return(story);
}
}
public void Write(Stream stream, Story story)
{
using (Writer = new OsiWriter(stream))
{
foreach (var node in story.Nodes)
{
node.Value.PreSave(story);
}
Writer.MajorVersion = story.MajorVersion;
Writer.MinorVersion = story.MinorVersion;
var header = new SaveFileHeader();
if (Writer.Ver >= OsiVersion.VerExternalStringTable)
{
header.Version = "Osiris save file dd. 03/30/17 07:28:20. Version 1.8.";
}
else
{
header.Version = "Osiris save file dd. 02/10/15 12:44:13. Version 1.5.";
}
header.MajorVersion = story.MajorVersion;
header.MinorVersion = story.MinorVersion;
header.BigEndian = false;
header.Unused = 0;
// Debug flags used in D:OS EE and D:OS 2
header.DebugFlags = 0x000C10A0;
header.Write(Writer);
if (Writer.Ver > OsiVersion.VerLastSupported)
{
var msg = String.Format(
"Osiris version v{0}.{1} unsupported; this tool supports saving up to version 1.11.",
Writer.MajorVersion, Writer.MinorVersion
);
throw new InvalidDataException(msg);
}
if (Writer.Ver >= OsiVersion.VerScramble)
{
Writer.Scramble = 0xAD;
}
if (Writer.Ver >= OsiVersion.VerAddTypeMap)
{
// Don't export builtin types, only externally declared ones
var types = story.Types.Values.Where(t => !t.IsBuiltin).ToList();
WriteTypes(types);
}
// TODO: regenerate string table?
if (Writer.Ver >= OsiVersion.VerExternalStringTable && Writer.Ver < OsiVersion.VerRemoveExternalStringTable)
{
WriteStrings(story.ExternalStringTable);
}
Writer.WriteList(story.DivObjects);
Writer.WriteList(story.Functions);
WriteNodes(story.Nodes);
WriteAdapters(story.Adapters);
WriteDatabases(story.Databases);
WriteGoals(story.Goals);
Writer.WriteList(story.GlobalActions);
foreach (var node in story.Nodes)
{
node.Value.PostSave(story);
}
}
}
public Story Read(Stream stream)
{
var story = new Story();
using (var reader = new OsiReader(stream, story))
{
var header = new SaveFileHeader();
header.Read(reader);
reader.MinorVersion = header.MinorVersion;
reader.MajorVersion = header.MajorVersion;
story.MinorVersion = header.MinorVersion;
story.MajorVersion = header.MajorVersion;
if (reader.Ver > OsiVersion.VerLastSupported)
{
var msg = String.Format(
"Osiris version v{0}.{1} unsupported; this tool supports loading up to version 1.12.",
reader.MajorVersion, reader.MinorVersion
);
throw new InvalidDataException(msg);
}
if (reader.Ver >= OsiVersion.VerScramble)
{
reader.Scramble = 0xAD;
}
story.Types = ReadTypes(reader, story);
if (reader.Ver >= OsiVersion.VerExternalStringTable && reader.Ver < OsiVersion.VerRemoveExternalStringTable)
{
story.ExternalStringTable = ReadStrings(reader);
}
else
{
story.ExternalStringTable = new List <string>();
}
story.Types[0] = OsirisType.MakeBuiltin(0, "UNKNOWN");
story.Types[1] = OsirisType.MakeBuiltin(1, "INTEGER");
if (reader.Ver >= OsiVersion.VerEnhancedTypes)
{
story.Types[2] = OsirisType.MakeBuiltin(2, "INTEGER64");
story.Types[3] = OsirisType.MakeBuiltin(3, "REAL");
story.Types[4] = OsirisType.MakeBuiltin(4, "STRING");
// BG3 defines GUIDSTRING in the .osi file
if (!story.Types.ContainsKey(5))
{
story.Types[5] = OsirisType.MakeBuiltin(5, "GUIDSTRING");
}
}
else
{
story.Types[2] = OsirisType.MakeBuiltin(2, "FLOAT");
story.Types[3] = OsirisType.MakeBuiltin(3, "STRING");
// Populate custom type IDs for versions that had no type alias map
if (reader.Ver < OsiVersion.VerAddTypeMap)
{
for (byte typeId = 4; typeId <= 17; typeId++)
{
story.Types[typeId] = OsirisType.MakeBuiltin(typeId, $"TYPE{typeId}");
story.Types[typeId].Alias = 3;
reader.TypeAliases.Add(typeId, 3);
}
}
}
story.DivObjects = reader.ReadList <OsirisDivObject>();
story.Functions = reader.ReadList <Function>();
story.Nodes = ReadNodes(reader);
story.Adapters = ReadAdapters(reader);
story.Databases = ReadDatabases(reader);
story.Goals = ReadGoals(reader, story);
story.GlobalActions = reader.ReadList <Call>();
story.FunctionSignatureMap = new Dictionary <string, Function>();
foreach (var func in story.Functions)
{
story.FunctionSignatureMap.Add(func.Name.Name + "/" + func.Name.Parameters.Types.Count.ToString(), func);
}
foreach (var node in story.Nodes)
{
node.Value.PostLoad(story);
}
return(story);
}
}
