/// <summary>
/// Creates a new GUID opaque pointer using the given string.
/// </summary>
/// <remarks>An example GUID might be something like '8388F1B8-AA1B-4108-BCA3-6BC68E7B062E'</remarks>
/// <param name="guidString">string A GUID string in the form "00000000-0000-0000-0000-000000000000"</param>
public LASGuid(String guidString)
{
hguid = CAPI.LASGuid_CreateFromString(guidString);
}