MRParallel.h

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#pragma once
 
#include "MRPch/MRTBB.h"
 
namespace MR
{
 
namespace Parallel
{
 
struct CallSimply
{
    auto operator() ( auto && f, auto id ) const { return f( id ); }
    auto operator() ( auto && f, auto id, auto && subrange ) const { return f( id, subrange ); }
};
 
struct CallSimplyMaker
{
    auto operator() () const { return CallSimply{}; }
};
 
template<typename T>
struct CallWithTLS
{
    T & tls;
    auto operator() ( auto && f, auto id ) const { return f( id, tls ); }
    auto operator() ( auto && f, auto id, auto && subrange ) const { return f( id, subrange, tls ); }
};
 
template<typename L>
struct CallWithTLSMaker
{
    tbb::enumerable_thread_specific<L> & e;
    auto operator() () const { return CallWithTLS<L>{ e.local() }; }
};
 
} //namespace Parallel
 
} //namespace MR