This call returns the number of attributes, inclusion of parents and inverse depeds on includeParent and includeInverse values


public const string ifcenginedll = @"ifcengine.dll";

[DllImport(IFCEngineDLL, EntryPoint = "engiGetEntityNoAttributesEx")]
public static extern Int32 engiGetEntityNoAttributesEx(Int32 entity, byte includeParent, byte includeInverse);    

Property entity

Size: 32 bit / 4 byte (value)

Property includeParent

Size: 8 bit / 1 byte (value)

Property includeInverse

Size: 8 bit / 1 byte (value)