System/Library/PrivateFrameworks/VFX.framework

_TtCC3VFX7VFXView15VFXViewDelagate.h

Download _TtCC3VFX7VFXView15VFXViewDelagate.h

1. _TtCs12_SwiftObject

@interface _TtCC3VFX7VFXView15VFXViewDelagate : _TtCs12_SwiftObject {
    void /* unknown type, empty encoding */ vfxView;
}

@end