text: /*
   *   Copyright (c) 2009, 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 CXXBLAS_LEVEL1_DOT_H
  #define CXXBLAS_LEVEL1_DOT_H 1
  
  #include <cxxblas/cxxblas.h>
  
  #define HAVE_CXXBLAS_DOT 1
  #define HAVE_CXXBLAS_DOTU 1
  
  namespace cxxblas {
  
  template <typename IndexType, typename X, typename Y, typename Result>
      void
      dotu(IndexType n, const X *x, IndexType incX, const Y *y, IndexType incY,
           Result &result);
  
  template <typename IndexType, typename X, typename Y, typename Result>
      void
      dot(IndexType n, const X *x, IndexType incX, const Y *y, IndexType incY,
          Result &result);
  
  #ifdef HAVE_CBLAS
  
  // sdsdot
  template <typename IndexType>
      typename If<IndexType>::isBlasCompatibleInteger
      sdot(IndexType n, float alpha,
           const float *x, IndexType incX,
           const float *y, IndexType incY,
           float &result);
  
  // dsdot
  template <typename IndexType>
      typename If<IndexType>::isBlasCompatibleInteger
      dot(IndexType n,
          const float *x, IndexType incX,
          const float *y, IndexType incY,
          double &result);
  
  // sdot
  template <typename IndexType>
      typename If<IndexType>::isBlasCompatibleInteger
      dot(IndexType n,
          const float *x, IndexType incX,
          const float  *y, IndexType incY,
          float &result);
  
  // ddot
  template <typename IndexType>
      typename If<IndexType>::isBlasCompatibleInteger
      dot(IndexType n,
          const double *x, IndexType incX,
          const double *y, IndexType incY,
          double &result);
  
  // cdotu_sub
  template <typename IndexType>
      typename If<IndexType>::isBlasCompatibleInteger
      dotu(IndexType n,
           const ComplexFloat  *x, IndexType incX,
           const ComplexFloat  *y, IndexType incY,
           ComplexFloat &result);
  
  // cdotc_sub
  template <typename IndexType>
      typename If<IndexType>::isBlasCompatibleInteger
      dot(IndexType n,
          const ComplexFloat  *x, IndexType incX,
          const ComplexFloat  *y, IndexType incY,
          ComplexFloat &result);
  
  // zdotu_sub
  template <typename IndexType>
      typename If<IndexType>::isBlasCompatibleInteger
      dotu(IndexType n,
           const ComplexDouble *x, IndexType incX,
           const ComplexDouble *y, IndexType incY,
           ComplexDouble &result);
  
  // zdotc_sub
  template <typename IndexType>
      typename If<IndexType>::isBlasCompatibleInteger
      dot(IndexType n,
          const ComplexDouble *x, IndexType incX,
          const ComplexDouble *y, IndexType incY,
          ComplexDouble &result);
  
  #endif // HAVE_CBLAS
  
  #ifdef HAVE_CUBLAS
  
  // sdot
  template <typename IndexType>
      typename If<IndexType>::isBlasCompatibleInteger
      dot(IndexType n,
          const thrust::device_ptr<const float> x, IndexType incX,
          const thrust::device_ptr<const float> y, IndexType incY,
          float &result);
      
  // sdotu
  template <typename IndexType>
      typename If<IndexType>::isBlasCompatibleInteger
      dotu(IndexType n,
           const thrust::device_ptr<const float> x, IndexType incX,
           const thrust::device_ptr<const float> y, IndexType incY,
           float &result);
      
  // ddot
  template <typename IndexType>
      typename If<IndexType>::isBlasCompatibleInteger
      dot(IndexType n,
          const thrust::device_ptr<const double> x, IndexType incX,
          const thrust::device_ptr<const double> y, IndexType incY,
          double &result);
  
  // ddotu
  template <typename IndexType>
      typename If<IndexType>::isBlasCompatibleInteger
      dotu(IndexType n,
           const thrust::device_ptr<const double> x, IndexType incX,
           const thrust::device_ptr<const double> y, IndexType incY,
           double &result);
      
  // cdot
  template <typename IndexType>
      typename If<IndexType>::isBlasCompatibleInteger
      dot(IndexType n,
          const thrust::device_ptr<const ComplexFloat> x, IndexType incX,
          const thrust::device_ptr<const ComplexFloat> y, IndexType incY, 
          ComplexFloat &result);
      
  // cdotu
  template <typename IndexType>
      typename If<IndexType>::isBlasCompatibleInteger
      dotu(IndexType n,
           const thrust::device_ptr<const ComplexFloat> x, IndexType incX,
           const thrust::device_ptr<const ComplexFloat> y, IndexType incY, 
           ComplexFloat &result);
      
  // zdot
  template <typename IndexType>
      typename If<IndexType>::isBlasCompatibleInteger
      dot(IndexType n,
          const thrust::device_ptr<const ComplexDouble> x, IndexType incX,
          const thrust::device_ptr<const ComplexDouble> y, IndexType incY,
          ComplexDouble &result);
  
  // zdotu
  template <typename IndexType>
      typename If<IndexType>::isBlasCompatibleInteger
      dotu(IndexType n,
           const thrust::device_ptr<const ComplexDouble> x, IndexType incX,
           const thrust::device_ptr<const ComplexDouble> y, IndexType incY,
           ComplexDouble &result);
      
  #endif // HAVE_CUBLAS
  
  } // namespace cxxblas
  
  #endif // CXXBLAS_LEVEL1_DOT_H
  