Method startVec

include/Eigen/src/SparseCore/SparseMatrix.h:450–455

\internal * \sa insertBack, insertBackByOuterInner */

  /** \internal
   * \sa insertBack, insertBackByOuterInner */
  inline void startVec(Index outer) {
    eigen_assert(m_outerIndex[outer] == Index(m_data.size()) &&
                 "You must call startVec for each inner vector sequentially");
    eigen_assert(m_outerIndex[outer + 1] == 0 && "You must call startVec for each inner vector sequentially");
    m_outerIndex[outer + 1] = m_outerIndex[outer];
  }

  /** \internal
   * Must be called after inserting a set of non zero entries using the low level compressed API.