text: //=================================================================================================
  /*!
  //  \file blaze/math/constraints/TransposeFlag.h
  //  \brief Constraint on the data type
  //
  //  Copyright (C) 2013 Klaus Iglberger - All Rights Reserved
  //
  //  This file is part of the Blaze library. You can redistribute it and/or modify it under
  //  the terms of the New (Revised) BSD License. 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 names of the Blaze 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 HOLDER 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 _BLAZE_MATH_CONSTRAINTS_TRANSPOSEFLAG_H_
  #define _BLAZE_MATH_CONSTRAINTS_TRANSPOSEFLAG_H_
  
  
  //*************************************************************************************************
  // Includes
  //*************************************************************************************************
  
  #include <blaze/math/typetraits/IsVector.h>
  #include <blaze/math/typetraits/TransposeFlag.h>
  #include <blaze/util/constraints/ConstraintTest.h>
  #include <blaze/util/Suffix.h>
  
  
  namespace blaze {
  
  //=================================================================================================
  //
  //  MUST_BE_VECTOR_WITH_TRANSPOSE_FLAG CONSTRAINT
  //
  //=================================================================================================
  
  //*************************************************************************************************
  /*! \cond BLAZE_INTERNAL */
  /*!\brief Compile time constraint.
  // \ingroup math_constraints
  //
  // Helper template class for the compile time constraint enforcement. Based on the compile time
  // constant expression used for the template instantiation, either the undefined basic template
  // or the specialization is selected. If the undefined basic template is selected, a compilation
  // error is created.
  */
  template< bool > struct CONSTRAINT_MUST_BE_VECTOR_WITH_TRANSPOSE_FLAG_FAILED;
  template<> struct CONSTRAINT_MUST_BE_VECTOR_WITH_TRANSPOSE_FLAG_FAILED<true> { enum { value = 1 }; };
  /*! \endcond */
  //*************************************************************************************************
  
  
  //*************************************************************************************************
  /*!\brief Constraint on the data type.
  // \ingroup math_constraints
  //
  // In case the given data type \a T is not a dense or sparse vector type and in case the
  // transpose flag of the given dense or sparse vector type \a T is not set to \a TF, a
  // compilation error is created.
  */
  #define BLAZE_CONSTRAINT_MUST_BE_VECTOR_WITH_TRANSPOSE_FLAG(T,TF) \
     typedef \
        blaze::CONSTRAINT_TEST< \
           blaze::CONSTRAINT_MUST_BE_VECTOR_WITH_TRANSPOSE_FLAG_FAILED< \
              blaze::IsVector<T>::value && \
              blaze::TransposeFlag<T>::value == TF >::value > \
        BLAZE_JOIN( CONSTRAINT_MUST_BE_VECTOR_WITH_TRANSPOSE_FLAG_TYPEDEF, __LINE__ )
  //*************************************************************************************************
  
  
  
  
  //=================================================================================================
  //
  //  VECTORS_MUST_HAVE_SAME_TRANSPOSE_FLAG CONSTRAINT
  //
  //=================================================================================================
  
  //*************************************************************************************************
  /*! \cond BLAZE_INTERNAL */
  /*!\brief Compile time constraint.
  // \ingroup math_constraints
  //
  // Helper template class for the compile time constraint enforcement. Based on the compile time
  // constant expression used for the template instantiation, either the undefined basic template
  // or the specialization is selected. If the undefined basic template is selected, a compilation
  // error is created.
  */
  template< bool > struct CONSTRAINT_VECTORS_MUST_HAVE_SAME_TRANSPOSE_FLAG_FAILED;
  template<> struct CONSTRAINT_VECTORS_MUST_HAVE_SAME_TRANSPOSE_FLAG_FAILED<true> { enum { value = 1 }; };
  /*! \endcond */
  //*************************************************************************************************
  
  
  //*************************************************************************************************
  /*!\brief Constraint on the data type.
  // \ingroup math_constraints
  //
  // In case either of the two given data types \a T1 or \a T2 is not a vector type and in case
  // the transpose flags of both vector types don't match, a compilation error is created.
  */
  #define BLAZE_CONSTRAINT_VECTORS_MUST_HAVE_SAME_TRANSPOSE_FLAG(T1,T2) \
     typedef \
        blaze::CONSTRAINT_TEST< \
           blaze::CONSTRAINT_VECTORS_MUST_HAVE_SAME_TRANSPOSE_FLAG_FAILED< \
              blaze::IsVector<T1>::value && \
              blaze::IsVector<T2>::value && \
              blaze::TransposeFlag<T1>::value == blaze::TransposeFlag<T2>::value >::value > \
        BLAZE_JOIN( CONSTRAINT_VECTORS_MUST_HAVE_SAME_TRANSPOSE_FLAG_TYPEDEF, __LINE__ )
  //*************************************************************************************************
  
  
  
  
  //=================================================================================================
  //
  //  VECTORS_MUST_HAVE_DIFFERENT_TRANSPOSE_FLAG CONSTRAINT
  //
  //=================================================================================================
  
  //*************************************************************************************************
  /*! \cond BLAZE_INTERNAL */
  /*!\brief Compile time constraint.
  // \ingroup math_constraints
  //
  // Helper template class for the compile time constraint enforcement. Based on the compile time
  // constant expression used for the template instantiation, either the undefined basic template
  // or the specialization is selected. If the undefined basic template is selected, a compilation
  // error is created.
  */
  template< bool > struct CONSTRAINT_VECTORS_MUST_HAVE_DIFFERENT_TRANSPOSE_FLAG_FAILED;
  template<> struct CONSTRAINT_VECTORS_MUST_HAVE_DIFFERENT_TRANSPOSE_FLAG_FAILED<true> { enum { value = 1 }; };
  /*! \endcond */
  //*************************************************************************************************
  
  
  //*************************************************************************************************
  /*!\brief Constraint on the data type.
  // \ingroup math_constraints
  //
  // In case either of the two given data types \a T1 or \a T2 is not a vector type and in case
  // the transpose flags of both vector types does match, a compilation error is created.
  */
  #define BLAZE_CONSTRAINT_VECTORS_MUST_HAVE_DIFFERENT_TRANSPOSE_FLAG(T1,T2) \
     typedef \
        blaze::CONSTRAINT_TEST< \
           blaze::CONSTRAINT_VECTORS_MUST_HAVE_DIFFERENT_TRANSPOSE_FLAG_FAILED< \
              blaze::IsVector<T1>::value && \
              blaze::IsVector<T2>::value && \
              blaze::TransposeFlag<T1>::value != blaze::TransposeFlag<T2>::value >::value > \
        BLAZE_JOIN( CONSTRAINT_VECTORS_MUST_HAVE_DIFFERENT_TRANSPOSE_FLAG_TYPEDEF, __LINE__ )
  //*************************************************************************************************
  
  } // namespace blaze
  
  #endif
  