public MetaReader(IStreamManager streamManager, uint baseOffset, ICacheFile cache, BuildInformation buildInfo, FieldChangeSet ignore)
{
_streamManager = streamManager;
BaseOffset = baseOffset;
_cache = cache;
_ignoredFields = ignore;
// Load layouts
_reflexiveLayout = buildInfo.GetLayout("reflexive");
_tagRefLayout = buildInfo.GetLayout("tag reference");
_dataRefLayout = buildInfo.GetLayout("data reference");
}
/// <summary>
/// Save meta to the Blam Cache File
/// </summary>
public MetaWriter(IWriter writer, uint baseOffset, ICacheFile cache, BuildInformation buildInfo, SaveType type, FieldChangeSet changes)
{
_writer = writer;
_baseOffset = baseOffset;
_cache = cache;
_type = type;
_changes = changes;
// Load layouts
_reflexiveLayout = buildInfo.GetLayout("reflexive");
_tagRefLayout = buildInfo.GetLayout("tag reference");
_dataRefLayout = buildInfo.GetLayout("data reference");
}
private void Load(StructureValueCollection values, IReader reader, FileSegmentGroup metaArea, StringIDSource stringIDs, BuildInformation buildInfo)
{
StringTableReader stringReader = new StringTableReader();
ScriptExpressions = LoadScriptExpressions(values, reader, metaArea, stringReader, buildInfo.GetLayout("script expression entry"));
ScriptObjects = LoadScriptObjects(values, reader, metaArea, stringIDs, buildInfo.GetLayout("script object entry"));
ScriptGlobals = LoadScriptGlobals(values, reader, metaArea, ScriptExpressions, buildInfo.GetLayout("script global entry"));
Scripts = LoadScripts(values, reader, metaArea, stringIDs, ScriptExpressions, buildInfo.GetLayout("script entry"), buildInfo);
CachedStringTable strings = LoadStrings(values, reader, stringReader, metaArea);
foreach (IExpression expr in ScriptExpressions)
{
// FIXME: hax
if (expr != null)
((ThirdGenExpression)expr).ResolveStrings(strings);
}
}
/// <summary>
/// Reads all child objects of this reflexive.
/// </summary>
/// <param name="values">The values read from the parent.</param>
/// <param name="reader">The stream to read from.</param>
/// <param name="metaArea">The meta area of the cache file.</param>
/// <param name="stringIDs">The string ID source for the cache file.</param>
/// <param name="buildInfo">The build info for the cache file.</param>
/// <returns>The objects that were read.</returns>
public ScriptObject[] ReadObjects(StructureValueCollection values, IReader reader, FileSegmentGroup metaArea, StringIDSource stringIDs, BuildInformation buildInfo)
{
int count = (int)values.GetInteger(_countEntryName);
uint address = (uint)values.GetInteger(_addressEntryName);
var layout = buildInfo.GetLayout(_layoutName);
var entries = ReflexiveReader.ReadReflexive(reader, count, address, layout, metaArea);
return entries.Select(e => ReadScriptObject(e, reader, metaArea, stringIDs, buildInfo)).ToArray();
}
public ThirdGenLanguage(StructureValueCollection values, FileSegmenter segmenter, FileSegmentGroup localeArea, BuildInformation buildInfo)
{
_pointerLayout = buildInfo.GetLayout("locale index table entry");
_encryptionKey = buildInfo.LocaleKey;
_symbols = buildInfo.LocaleSymbols;
_localeArea = localeArea;
_sizeAlign = (_encryptionKey != null) ? AES.BlockSize : 1;
Load(values, segmenter, localeArea);
}
private void LoadPermutations(StructureValueCollection values, IReader reader, FileSegmentGroup metaArea, BuildInformation buildInfo)
{
int count = (int)values.GetInteger("number of permutations");
uint address = values.GetInteger("permutation table address");
var layout = buildInfo.GetLayout("model permutation");
var entries = ReflexiveReader.ReadReflexive(count, address, reader, layout, metaArea);
Permutations = (from entry in entries
select new ThirdGenModelPermutation(entry)).ToArray();
}
private void LoadSegments(StructureValueCollection values, IReader reader, FileSegmentGroup metaArea, BuildInformation buildInfo, ThirdGenResourcePage[] pages)
{
int count = (int)values.GetInteger("number of raw segments");
uint address = values.GetInteger("raw segment table address");
var layout = buildInfo.GetLayout("raw segment table entry");
var entries = ReflexiveReader.ReadReflexive(count, address, reader, layout, metaArea);
Segments = (from entry in entries
select new ThirdGenResourceSegment(entry, pages)).ToArray();
}
private void LoadFileReferences(StructureValueCollection values, IReader reader, FileSegmentGroup metaArea, BuildInformation buildInfo)
{
int count = (int)values.GetInteger("number of external cache files");
uint address = values.GetInteger("external cache file table address");
var layout = buildInfo.GetLayout("external cache file table entry");
var entries = ReflexiveReader.ReadReflexive(count, address, reader, layout, metaArea);
FileReferences = (from entry in entries
select new ThirdGenCacheFileReference(entry)).ToArray();
}
private void LoadSubmeshes(StructureValueCollection values, IReader reader, FileSegmentGroup metaArea, BuildInformation buildInfo)
{
int count = (int)values.GetInteger("number of submeshes");
uint address = values.GetInteger("submesh table address");
var layout = buildInfo.GetLayout("model submesh");
var entries = ReflexiveReader.ReadReflexive(reader, count, address, layout, metaArea);
Submeshes = (from entry in entries
select new ThirdGenModelSubmesh(entry)).ToArray();
}
private void LoadVertexGroups(StructureValueCollection values, IReader reader, FileSegmentGroup metaArea, BuildInformation buildInfo, IModelSubmesh[] submeshes)
{
int count = (int)values.GetInteger("number of vertex groups");
uint address = values.GetInteger("vertex group table address");
var layout = buildInfo.GetLayout("model vertex group");
var entries = ReflexiveReader.ReadReflexive(reader, count, address, layout, metaArea);
VertexGroups = (from entry in entries
select new ThirdGenModelVertexGroup(entry, submeshes)).ToArray();
}
private void LoadResources(StructureValueCollection values, IReader reader, FileSegmentGroup metaArea, BuildInformation buildInfo, ThirdGenTagTable tags, ThirdGenResourceLayoutTable layoutInfo)
{
int count = (int)values.GetInteger("number of resources");
uint address = values.GetInteger("resource table address");
var layout = buildInfo.GetLayout("resource table entry");
var entries = ReflexiveReader.ReadReflexive(count, address, reader, layout, metaArea);
_resources = new ThirdGenResource[entries.Length];
for (ushort i = 0; i < entries.Length; i++)
_resources[i] = new ThirdGenResource(entries[i], i, tags, layoutInfo);
}
private static List<ITagClass> ReadClasses(IReader reader, uint classTableOffset, int numClasses, BuildInformation buildInfo)
{
StructureLayout layout = buildInfo.GetLayout("class entry");
List<ITagClass> result = new List<ITagClass>();
reader.SeekTo(classTableOffset);
for (int i = 0; i < numClasses; i++)
{
StructureValueCollection values = StructureReader.ReadStructure(reader, layout);
result.Add(new SecondGenTagClass(values));
}
return result;
}
private void LoadBoundingBox(StructureValueCollection values, IReader reader, FileSegmentGroup metaArea, BuildInformation buildInfo)
{
int count = (int)values.GetInteger("number of bounding boxes");
if (count < 1)
return;
uint address = values.GetInteger("bounding box table address");
var layout = buildInfo.GetLayout("model bounding box");
var entries = ReflexiveReader.ReadReflexive(reader, 1, address, layout, metaArea);
// Just take the first bounding box
// Is it even possible for models to have more than one?
BoundingBox = new ThirdGenModelBoundingBox(entries.First());
}
private IList<IScriptParameter> LoadParameters(IReader reader, StructureValueCollection values, FileSegmentGroup metaArea, BuildInformation buildInfo)
{
int paramCount = (int)values.GetInteger("number of parameters");
if (paramCount == 0)
return new List<IScriptParameter>();
SegmentPointer paramListLocation = SegmentPointer.FromPointer(values.GetInteger("address of parameter list"), metaArea);
StructureLayout layout = buildInfo.GetLayout("script parameter entry");
List<IScriptParameter> result = new List<IScriptParameter>();
reader.SeekTo(paramListLocation.AsOffset());
for (int i = 0; i < paramCount; i++)
{
StructureValueCollection paramValues = StructureReader.ReadStructure(reader, layout);
result.Add(new ThirdGenScriptParameter(paramValues));
}
return result;
}
private SecondGenHeader LoadHeader(IReader reader, BuildInformation buildInfo, string buildString)
{
reader.SeekTo(0);
StructureValueCollection values = StructureReader.ReadStructure(reader, buildInfo.GetLayout("header"));
return new SecondGenHeader(values, buildInfo, buildString, _segmenter);
}
private IList<ScriptParameter> LoadParameters(IReader reader, StructureValueCollection values, FileSegmentGroup metaArea, BuildInformation buildInfo)
{
int count = (int)values.GetInteger("number of parameters");
uint address = values.GetInteger("address of parameter list");
var layout = buildInfo.GetLayout("script parameter entry");
var entries = ReflexiveReader.ReadReflexive(reader, count, address, layout, metaArea);
return entries.Select(e => new ScriptParameter(e)).ToList();
}
private List<ITagClass> ReadClasses(IReader reader, SegmentPointer classTableLocation, int numClasses, BuildInformation buildInfo)
{
StructureLayout layout = buildInfo.GetLayout("class entry");
List<ITagClass> result = new List<ITagClass>();
reader.SeekTo(classTableLocation.AsOffset());
for (int i = 0; i < numClasses; i++)
{
StructureValueCollection values = StructureReader.ReadStructure(reader, layout);
result.Add(new ThirdGenTagClass(values));
}
return result;
}
private List<ITag> ReadTags(IReader reader, SegmentPointer tagTableLocation, int numTags, BuildInformation buildInfo, FileSegmentGroup metaArea)
{
StructureLayout layout = buildInfo.GetLayout("tag entry");
List<ITag> result = new List<ITag>();
reader.SeekTo(tagTableLocation.AsOffset());
for (int i = 0; i < numTags; i++)
{
StructureValueCollection values = StructureReader.ReadStructure(reader, layout);
result.Add(new ThirdGenTag(values, (ushort)i, metaArea, _classes));
}
return result;
}
private List<ITag> ReadTags(IReader reader, uint tagTableOffset, int numTags, BuildInformation buildInfo, FileSegmentGroup metaArea)
{
StructureLayout layout = buildInfo.GetLayout("tag entry");
List<ITag> result = new List<ITag>();
reader.SeekTo(tagTableOffset);
for (int i = 0; i < numTags; i++)
{
StructureValueCollection values = StructureReader.ReadStructure(reader, layout);
result.Add(new SecondGenTag(values, metaArea, _classesById));
}
return result;
}
private SecondGenTagTable LoadTagTable(IReader reader, BuildInformation buildInfo)
{
reader.SeekTo(MetaArea.Offset);
StructureValueCollection values = StructureReader.ReadStructure(reader, buildInfo.GetLayout("meta header"));
return new SecondGenTagTable(reader, values, MetaArea, buildInfo);
}
