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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 ZUNMQR( SIDE, TRANS, M, N, K, A, LDA, TAU, C, LDC, $ WORK, LWORK, INFO ) * * -- LAPACK 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_IMPL_UNMQR_H #define FLENS_LAPACK_IMPL_UNMQR_H 1 #include <flens/lapack/typedefs.h> #include <flens/matrixtypes/matrixtypes.h> #include <flens/vectortypes/vectortypes.h> namespace flens { namespace lapack { //== unmqr ===================================================================== template <typename MA, typename VTAU, typename MC, typename VWORK> typename RestrictTo<IsComplexGeMatrix<MA>::value && IsComplexDenseVector<VTAU>::value && IsComplexGeMatrix<MC>::value && IsComplexDenseVector<VWORK>::value, void>::Type unmqr(Side side, Transpose trans, MA &&A, const VTAU &tau, MC &&C, VWORK &&work); // // Variant with temporary workspace // template <typename MA, typename VTAU, typename MC> typename RestrictTo<IsComplexGeMatrix<MA>::value && IsComplexDenseVector<VTAU>::value && IsComplexGeMatrix<MC>::value, void>::Type unmqr(Side side, Transpose trans, MA &&A, const VTAU &tau, MC &&C); // // Variant for convenience: c is vector // template <typename MA, typename VTAU, typename VC, typename VWORK> typename RestrictTo<IsComplexGeMatrix<MA>::value && IsComplexDenseVector<VTAU>::value && IsComplexDenseVector<VC>::value && IsComplexDenseVector<VWORK>::value, void>::Type unmqr(Side side, Transpose trans, MA &&A, const VTAU &tau, VC &&c, VWORK &&work); // // Variant for convenience: c is vector and workspace gets created // temporarily. // template <typename MA, typename VTAU, typename VC> typename RestrictTo<IsComplexGeMatrix<MA>::value && IsComplexDenseVector<VTAU>::value && IsComplexDenseVector<VC>::value, void>::Type unmqr(Side side, Transpose trans, MA &&A, const VTAU &tau, VC &&c); //== workspace query =========================================================== template <typename MA, typename MC> typename RestrictTo<IsComplexGeMatrix<MA>::value && IsComplexGeMatrix<MC>::value, typename RemoveRef<MC>::Type::IndexType>::Type unmqr_wsq(Side side, Transpose trans, MA &&A, MC &&C); } } // namespace lapack, flens #endif // FLENS_LAPACK_IMPL_UNMQR_H |