File: elementwise.inl

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/*
 *  Copyright 2008-2009 NVIDIA Corporation
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */

#include <cusp/detail/dispatch/elementwise.h>

namespace cusp
{

//template <typename Matrix1,
//          typename Matrix2,
//          typename Matrix3,
//          typename BinaryFunction>
//void transform_elementwise(const Matrix1& A,
//                           const Matrix2& B,
//                                 Matrix3& C,
//                                 BinaryFunction op)
//{
//    cusp::detail::dispatch::transform_elementwise(A, B, C, op,
//            typename Matrix1::memory_space(),
//            typename Matrix2::memory_space(),
//            typename Matrix3::memory_space());
//}

template <typename Matrix1,
          typename Matrix2,
          typename Matrix3>
void add(const Matrix1& A,
         const Matrix2& B,
               Matrix3& C)
{
    CUSP_PROFILE_SCOPED();

    // TODO replace with cusp::detail::assert_same_dimensions(A,B);
    if(A.num_rows != B.num_rows || A.num_cols != B.num_cols)
        throw cusp::invalid_input_exception("array dimensions do not match");

    cusp::detail::dispatch::add(A, B, C,
            typename Matrix1::memory_space(),
            typename Matrix2::memory_space(),
            typename Matrix3::memory_space());

}

template <typename Matrix1,
          typename Matrix2,
          typename Matrix3>
void subtract(const Matrix1& A,
              const Matrix2& B,
                    Matrix3& C)
{
    CUSP_PROFILE_SCOPED();

    // TODO replace with cusp::detail::assert_same_dimensions(A,B);
    if(A.num_rows != B.num_rows || A.num_cols != B.num_cols)
        throw cusp::invalid_input_exception("array dimensions do not match");
    
    cusp::detail::dispatch::subtract(A, B, C,
            typename Matrix1::memory_space(),
            typename Matrix2::memory_space(),
            typename Matrix3::memory_space());
}

} // end namespace cusp