//void sws_subVec (SwsVector *a, SwsVector *b) func Sws_subVec(a, b *SwsVector) { C.sws_subVec((*C.struct_SwsVector)(a), (*C.struct_SwsVector)(b)) }
//void sws_subVec (SwsVector *a, SwsVector *b) func Sws_subVec(a, b *C.struct_SwsVector) { C.sws_subVec(a, b) }
func (a *Vector) SwsSubvec(b *Vector) { C.sws_subVec((*C.struct_SwsVector)(a), (*C.struct_SwsVector)(b)) }