r2k.h (flens/blas/level3/r2k.h)

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/*

 *   Copyright (c) 2010,2015 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_LEVEL3_R2K_H

#define FLENS_BLAS_LEVEL3_R2K_H

#include <flens/matrixtypes/matrixtypes.h>

#include <flens/typedefs.h>

namespace flens { namespace blas {

//-- her2k

template <typename ALPHA, typename MA, typename MB, typename BETA, typename MC>

    typename RestrictTo<IsGeMatrix<MA>::value

                     && IsGeMatrix<MB>::value

                     && IsHeMatrix<MC>::value,

             void>::Type

    r2k(Transpose       trans,

        const ALPHA     &alpha,

        const MA        &A,

        const MB        &B,

        const BETA      &beta,

        MC              &&C);

//-- syr2k

template <typename ALPHA, typename MA, typename MB, typename BETA, typename MC>

    typename RestrictTo<IsGeMatrix<MA>::value

                     && IsGeMatrix<MB>::value

                     && IsSyMatrix<MC>::value,

             void>::Type

    r2k(Transpose       trans,

        const ALPHA     &alpha,

        const MA        &A,

        const MB        &B,

        const BETA      &beta,

        MC              &&C);

} } // namespace blas, flens

#endif // FLENS_BLAS_LEVEL3_R2K_H