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/*
 *   Copyright (c) 2012, Michael Lehn
 *
 *   All rights reserved.
 *
 *   Redistribution and use in source and binary forms, with or without
 *   modification, are permitted provided that the following conditions
 *   are met:
 *
 *   1) Redistributions of source code must retain the above copyright
 *      notice, this list of conditions and the following disclaimer.
 *   2) Redistributions in binary form must reproduce the above copyright
 *      notice, this list of conditions and the following disclaimer in
 *      the documentation and/or other materials provided with the
 *      distribution.
 *   3) Neither the name of the FLENS development group nor the names of
 *      its contributors may be used to endorse or promote products derived
 *      from this software without specific prior written permission.
 *
 *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

/* Based on
 *
       SUBROUTINE DLAQPS( M, N, OFFSET, NB, KB, A, LDA, JPVT, TAU, VN1,
      $                   VN2, AUXV, F, LDF )
 *
 *  -- LAPACK auxiliary routine (version 3.3.1) --
 *  -- LAPACK is a software package provided by Univ. of Tennessee,    --
 *  -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..--
 *  -- April 2011                                                      --
 */

#ifndef FLENS_LAPACK_LA_LAQPS_H
#define FLENS_LAPACK_LA_LAQPS_H 1

#include <flens/matrixtypes/matrixtypes.h>
#include <flens/vectortypes/vectortypes.h>

namespace flens { namespace lapack {

//== laqps =====================================================================
template <typename MA, typename JPIV, typename VTAU,
          typename VN1, typename VN2, typename VAUX,
          typename MF>
    void
    laqps(typename GeMatrix<MA>::IndexType  offset,
          typename GeMatrix<MA>::IndexType  nb,
          typename GeMatrix<MA>::IndexType  &kb,
          GeMatrix<MA>                      &A,
          DenseVector<JPIV>                 &jPiv,
          DenseVector<VTAU>                 &tau,
          DenseVector<VN1>                  &vn1,
          DenseVector<VN2>                  &vn2,
          DenseVector<VAUX>                 &aux,
          GeMatrix<MF>                      &F);

//-- forwarding ----------------------------------------------------------------
template <typename MA, typename JPIV, typename VTAU,
          typename VN1, typename VN2, typename VAUX,
          typename MF>
    void
    laqps(typename MA::IndexType  offset,
          typename MA::IndexType  nb,
          typename MA::IndexType  &kb,
          MA                      &&A,
          JPIV                    &&jPiv,
          VTAU                    &&tau,
          VN1                     &&vn1,
          VN2                     &&vn2,
          VAUX                    &&aux,
          MF                      &&F);

} } // namespace lapack, flens

#endif // FLENS_LAPACK_LA_LAQPS_H