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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. */ /* Based on * SUBROUTINE DTREVC( SIDE, HOWMNY, SELECT, N, T, LDT, VL, LDVL, VR, $ LDVR, MM, M, WORK, INFO ) SUBROUTINE ZTREVC( SIDE, HOWMNY, SELECT, N, T, LDT, VL, LDVL, VR, $ LDVR, MM, M, WORK, RWORK, 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_TREVC_H #define FLENS_LAPACK_IMPL_TREVC_H 1 #include <flens/lapack/typedefs.h> #include <flens/matrixtypes/matrixtypes.h> #include <flens/vectortypes/vectortypes.h> namespace flens { namespace lapack { namespace TREVC { enum Job { All = 'A', // compute all right and/or left eigenvectors; Backtransform = 'B', // compute all right and/or left eigenvectors, // backtransformed by the matrices in VR // and/or VL; Selected = 'S' // compute selected right and/or left // eigenvectors, as indicated by the logical // array SELECT. }; } //== trevc ===================================================================== // // Real variant // template <typename VSELECT, typename MTR, typename MVL, typename MVR, typename IndexType, typename VWORK> typename RestrictTo<IsBooleanDenseVector<VSELECT>::value && IsRealGeMatrix<MTR>::value && IsRealGeMatrix<MVL>::value && IsRealGeMatrix<MVR>::value && IsInteger<IndexType>::value && IsRealDenseVector<VWORK>::value, void>::Type trevc(bool computeVL, bool computeVR, TREVC::Job howMany, VSELECT &select, const MTR &Tr, MVL &&VL, MVR &&VR, IndexType mm, IndexType &m, VWORK &&work); //== trevc ===================================================================== // // Complex variant // template <typename VSELECT, typename MTR, typename MVL, typename MVR, typename IndexType, typename VWORK, typename VRWORK> typename RestrictTo<IsBooleanDenseVector<VSELECT>::value && IsComplexGeMatrix<MTR>::value && IsComplexGeMatrix<MVL>::value && IsComplexGeMatrix<MVR>::value && IsInteger<IndexType>::value && IsComplexDenseVector<VWORK>::value && IsRealDenseVector<VRWORK>::value, void>::Type trevc(bool computeVL, bool computeVR, TREVC::Job howMany, VSELECT &select, MTR &&Tr, MVL &&VL, MVR &&VR, IndexType mm, IndexType &m, VWORK &&work, VRWORK &&rWork); } } // namespace lapack, flens #endif // FLENS_LAPACK_IMPL_TREVC_H |