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/*
* Copyright (c) 2007, 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_LEVEL1_COPYSCAL_H #define FLENS_BLAS_CLOSURES_LEVEL1_COPYSCAL_H 1 #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 { //------------------------------------------------------------------------------ // // y = alpha*x // // We evalute this with a scalSwitch // case 1: x is no closure // case 2: x is a closure // // case 1: x is vector but no closure // template <typename ALPHA, typename VX, typename VY> typename RestrictTo<!IsVectorClosure<Vector<VX>>::value, void>::Type copyScal(const ALPHA &alpha, const Vector<VX> &x, Vector<VY> &y); // // case 2: x is a closure // // // case 2 (a): x is a closure (conj) // template <typename ALPHA, typename VX, typename VY> typename RestrictTo<DefaultEval<VectorClosureOpConj<VX> >::value, void>::Type copyScal(const ALPHA &alpha, const VectorClosureOpConj<VX> &x, Vector<VY> &y); // // case 2 (b): x is a closure (general) // template <typename ALPHA, typename OP, typename VXL, typename VXR, typename VY> typename RestrictTo<VCDefaultEval<OP, VXL, VXR>::value, void>::Type copyScal(const ALPHA &alpha, const VectorClosure<OP, VXL, VXR> &x, Vector<VY> &y); //------------------------------------------------------------------------------ // // B = alpha*op(A) // // We evalute this with a scalSwitch // case 1: A is no closure // case 2: A is a closure // // case 1: A is matrix but no closure // template <typename ALPHA, typename MA, typename MB> typename RestrictTo<!IsMatrixClosure<Matrix<MA> >::value, void>::Type copyScal(Transpose trans, const ALPHA &alpha, const Matrix<MA> &A, Matrix<MB> &B); // // case 2: A is a closure // // // case 2(a): A is a closure (trans) // template <typename ALPHA, typename MA, typename MB> typename RestrictTo<DefaultEval<MatrixClosureOpTrans<MA> >::value, void>::Type copyScal(Transpose trans, const ALPHA &alpha, const MatrixClosureOpTrans<MA> &A, Matrix<MB> &B); // // case 2(b): A is a closure (conj) // template <typename ALPHA, typename MA, typename MB> typename RestrictTo<DefaultEval<MatrixClosureOpConj<MA> >::value, void>::Type copyScal(Transpose trans, const ALPHA &alpha, const MatrixClosureOpConj<MA> &A, Matrix<MB> &B); // // case 2(c): A is a closure (everything else) // template <typename ALPHA, typename OP, typename MAL, typename MAR, typename MB> typename RestrictTo<MCDefaultEval<OP, MAL, MAR>::value, void>::Type copyScal(Transpose trans, const ALPHA &alpha, const MatrixClosure<OP, MAL, MAR> &A, Matrix<MB> &B); } } // namespace blas, flens #endif // FLENS_BLAS_CLOSURES_LEVEL1_COPYSCAL_H |