mm.h (flens/blas/closures/tweaks/mm.h)

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/*
*   Copyright (c) 2011, 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.
*/

#ifndef FLENS_BLAS_CLOSURES_TWEAKS_MM_H
#define FLENS_BLAS_CLOSURES_TWEAKS_MM_H 1

#include <cxxblas/cxxblas.h>
#include <flens/blas/closures/tweaks/defaulteval.h>
#include <flens/blas/operators/operators.h>
#include <flens/matrixtypes/matrixtypes.h>
#include <flens/typedefs.h>
#include <flens/vectortypes/vectortypes.h>

namespace flens { namespace blas {

//------------------------------------------------------------------------------
//
//  Matrix closure of form: MD + MA*MB
//
template <typename MD, typename MA, typename MB>
using MatrixClosureMM =

    MatrixClosure<OpAdd,
                  MD,
                  MatrixClosure<OpMult,
                                MA,
                                MB>
                 >;

//------------------------------------------------------------------------------
//
//  C = beta*D + alpha*op(A)*op(B)
//
template <typename MD, typename MA, typename MB, typename MC>
    typename RestrictTo<DefaultEval<MatrixClosureMM<MD, MA, MB> >::value
                     && IsMatrix<MD>::value
                     && IsMatrix<MA>::value
                     && IsMatrix<MB>::value
                     && IsGeneralMatrix<MC>::value,
             void>::Type
    copy(Transpose trans, const MatrixClosureMM<MD, MA, MB> &DpAB, MC &C);

} } // namespace blas, flens

#endif // FLENS_BLAS_CLOSURES_TWEAKS_MM_H