Method splitFace

source/MRMesh/MRMesh.h:389–389

same, putting new vertex in the centroid of original triangle

    MRMESH_API VertId splitFace( FaceId f, const Vector3f & newVertPos, FaceBitSet * region = nullptr, FaceHashMap * new2Old = nullptr );
    // same, putting new vertex in the centroid of original triangle
    VertId splitFace( FaceId f, FaceBitSet * region = nullptr, FaceHashMap * new2Old = nullptr ) { return splitFace( f, triCenter( f ), region, new2Old ); }

    /// appends another mesh as separate connected component(s) to this
    MRMESH_API void addMesh( const Mesh & from, PartMapping map = {}, bool rearrangeTriangles = false );