void ChangeWeaponTrail() { if (U3D.IsSpecialWeapon(mOwner.weaponLoader.WeaponSubType())) { return; } //开启武器拖尾 if (po.Drag != null) { if (curIndex >= po.Drag.Start && curIndex <= po.Drag.End) { mOwner.ChangeWeaponTrail(po.Drag); } else { mOwner.ChangeWeaponTrail(null); } } else { mOwner.ChangeWeaponTrail(null); } }