/// <summary>
/// Reads a chunk ID and chunk size.
/// </summary>
/// <returns>The chunk ID at the current location.</returns>
protected short ReadFileChunk(BinaryMemoryReader reader)
{
// get the chunk id
short id = reader.ReadInt16();
// read the length for this chunk
currentChunkLength = reader.ReadInt32();
return(id);
}
/// <summary>
/// Reads a specified number of shorts and copies them into the destination pointer.
/// </summary>
/// <param name="count">Number of values to read.</param>
/// <param name="dest">Pointer to copy the values into.</param>
protected void ReadShorts(BinaryMemoryReader reader, int count, IntPtr dest)
{
// blast the data into the buffer
unsafe {
short *pointer = (short *)dest.ToPointer();
for (int i = 0; i < count; i++)
{
pointer[i] = reader.ReadInt16();
}
}
}
/// <summary>
/// Reads a file header and checks the version string.
/// </summary>
protected void ReadFileHeader(BinaryMemoryReader reader)
{
short headerID = 0;
// read the header ID
headerID = reader.ReadInt16();
// better hope this is the header
if (headerID == (short)MeshChunkID.Header)
{
string fileVersion = ReadString(reader);
// read the version string
if (version != fileVersion)
{
throw new AxiomException("Invalid file: version incompatible, file reports {0}, Serializer is version {1}", fileVersion, version);
}
}
else
{
throw new AxiomException("Invalid file: no header found.");
}
}
protected short ReadShort(BinaryMemoryReader reader)
{
return(reader.ReadInt16());
}
