Returns the mass properties contributed by this topology object, with an entire chain of transforms from the subentity path applied where appropriate.

Public Function GetMassProperties(
    density As double, 
    tolRequired As double, 
    tolAchieved As out double
) As MassProperties

public MassProperties GetMassProperties(
    double density, 
    double tolRequired, 
    out double tolAchieved
);