public override void Write(BinaryWriter writer)
{
writer.Write(HierarchyGain);
writer.Write(VelocityDamping);
writer.Write(AccelGain);
writer.Write(VelocityGain);
writer.Write(PositionGain);
writer.Write(MaxLinerVelocity);
writer.Write(MaxAngularVelocity);
writer.Write(SnapGain);
writer.Write((Byte)(Enable ? 1 : 0));
writer.Write(PartsHitMaskNo);
writer.Write(Pad);
}