/// <summary>
/// Checks whether that model file was build with current sources files. If current sources of this model - FBX, XML, HKT etc. were changed, this returns false.
/// </summary>
/// <param name="modelFile"></param>
/// <returns>true - if data hashes of source files are valid </returns>
/// <returns>false - if data has been changed</returns>
public static bool IsModelActual(string modelFile, string FBXFile, string HKTFile, string XMLFile)
{
m_importer.ImportData(modelFile);
Dictionary <string, object> m_retTagData = m_importer.GetTagData();
// FBX
if (File.Exists(FBXFile))
{
if ((m_retTagData.GetValueOrDefault(MyImporterConstants.TAG_FBXHASHSTRING) != null))
{
VRage.Security.Md5.Hash hash = GetFileHash(FBXFile);
VRage.Security.Md5.Hash storedHash = (VRage.Security.Md5.Hash)m_retTagData.GetValueOrDefault(MyImporterConstants.TAG_FBXHASHSTRING);
if ((hash.A != storedHash.A) || (hash.B != storedHash.B) || (hash.C != storedHash.C) || (hash.D != storedHash.D))
{
return(false);
}
}
else
{
return(false); // if tag is not saved at all, rebuild it, so next time we can use it
}
}
// HKT
if (File.Exists(HKTFile))
{
if ((m_retTagData.GetValueOrDefault(MyImporterConstants.TAG_HKTHASHSTRING) != null))
{
VRage.Security.Md5.Hash hash = GetFileHash(HKTFile);
VRage.Security.Md5.Hash storedHash = (VRage.Security.Md5.Hash)m_retTagData.GetValueOrDefault(MyImporterConstants.TAG_HKTHASHSTRING);
if ((hash.A != storedHash.A) || (hash.B != storedHash.B) || (hash.C != storedHash.C) || (hash.D != storedHash.D))
{
return(false);
}
}
else
{
return(false); // if tag is not saved at all, rebuild it, so next time we can use it
}
}
// XML
if (File.Exists(XMLFile))
{
if ((m_retTagData.GetValueOrDefault(MyImporterConstants.TAG_XMLHASHSTRING) != null) && File.Exists(XMLFile))
{
VRage.Security.Md5.Hash hash = GetFileHash(XMLFile);
VRage.Security.Md5.Hash storedHash = (VRage.Security.Md5.Hash)m_retTagData.GetValueOrDefault(MyImporterConstants.TAG_XMLHASHSTRING);
if ((hash.A != storedHash.A) || (hash.B != storedHash.B) || (hash.C != storedHash.C) || (hash.D != storedHash.D))
{
return(false);
}
}
else
{
return(false); // if tag is not saved at all, rebuild it, so next time we can use it
}
}
return(true);
}
static VRage.Security.Md5.Hash ReadHash(BinaryReader reader)
{
VRage.Security.Md5.Hash hash = new VRage.Security.Md5.Hash();
hash.A = reader.ReadUInt32();
hash.B = reader.ReadUInt32();
hash.C = reader.ReadUInt32();
hash.D = reader.ReadUInt32();
return(hash);
}
public void ExportData(string tagName, VRage.Security.Md5.Hash hash)
{
WriteTag(tagName);
m_writer.Write(hash.A);
m_writer.Write(hash.B);
m_writer.Write(hash.C);
m_writer.Write(hash.D);
}
