parallel_for_each.h

/*
    Copyright 2005-2010 Intel Corporation.  All Rights Reserved.

    The source code contained or described herein and all documents related
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    Material may be used, copied, reproduced, modified, published, uploaded,
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    Intel's prior express written permission.

    No license under any patent, copyright, trade secret or other
    intellectual property right is granted to or conferred upon you by
    disclosure or delivery of the Materials, either expressly, by
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    intellectual property rights must be express and approved by Intel in
    writing.
*/

#ifndef __TBB_parallel_for_each_H
#define __TBB_parallel_for_each_H

#include "parallel_do.h"

namespace tbb {

namespace internal {
    // The class calls user function in operator()
    template <typename Function, typename Iterator>
    class parallel_for_each_body : internal::no_assign {
        const Function &my_func;
    public:
        parallel_for_each_body(const Function &_func) : my_func(_func) {}
        parallel_for_each_body(const parallel_for_each_body<Function, Iterator> &_caller) : my_func(_caller.my_func) {}

        void operator() ( typename std::iterator_traits<Iterator>::value_type value ) const {
            my_func(value);
        }
    };
} // namespace internal



template<typename InputIterator, typename Function>
void parallel_for_each(InputIterator first, InputIterator last, const Function& f, task_group_context &context) {
    internal::parallel_for_each_body<Function, InputIterator> body(f);

    tbb::parallel_do (first, last, body, context);
}

template<typename InputIterator, typename Function>
void parallel_for_each(InputIterator first, InputIterator last, const Function& f) {
    internal::parallel_for_each_body<Function, InputIterator> body(f);

    tbb::parallel_do (first, last, body);
}


} // namespace

#endif /* __TBB_parallel_for_each_H */

---

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