| /* |
| [auto_generated] |
| boost/numeric/odeint/external/openmp/openmp_range_algebra.hpp |
| |
| [begin_description] |
| Range algebra for OpenMP. |
| [end_description] |
| |
| Copyright 2013 Karsten Ahnert |
| Copyright 2013 Mario Mulansky |
| Copyright 2013 Pascal Germroth |
| |
| Distributed under the Boost Software License, Version 1.0. |
| (See accompanying file LICENSE_1_0.txt or |
| copy at http://www.boost.org/LICENSE_1_0.txt) |
| */ |
| |
| |
| #ifndef BOOST_NUMERIC_ODEINT_EXTERNAL_OPENMP_OPENMP_RANGE_ALGEBRA_HPP_INCLUDED |
| #define BOOST_NUMERIC_ODEINT_EXTERNAL_OPENMP_OPENMP_RANGE_ALGEBRA_HPP_INCLUDED |
| |
| #include <boost/assert.hpp> |
| #include <boost/range.hpp> |
| #include <boost/numeric/odeint/algebra/norm_result_type.hpp> |
| #include <boost/numeric/odeint/util/n_ary_helper.hpp> |
| |
| namespace boost { |
| namespace numeric { |
| namespace odeint { |
| |
| /** \brief OpenMP-parallelized range algebra. |
| * |
| * State must be a model of Random Access Range. |
| */ |
| struct openmp_range_algebra |
| { |
| |
| #if __cplusplus >= 201103L // C++11 supports _Pragma |
| |
| #define BOOST_ODEINT_GEN_LOCAL(z, n, unused) \ |
| BOOST_ASSERT_MSG( len == boost::size(s ## n), "All state ranges must have the same size." ); \ |
| typename boost::range_iterator<S ## n>::type beg ## n = boost::begin(s ## n); |
| #define BOOST_ODEINT_GEN_BODY(n) \ |
| const size_t len = boost::size(s0); \ |
| BOOST_PP_REPEAT(n, BOOST_ODEINT_GEN_LOCAL, ~) \ |
| _Pragma("omp parallel for schedule(runtime)") \ |
| for( size_t i = 0 ; i < len ; i++ ) \ |
| op( BOOST_PP_ENUM_BINARY_PARAMS(n, beg, [i] BOOST_PP_INTERCEPT) ); |
| BOOST_ODEINT_GEN_FOR_EACH(BOOST_ODEINT_GEN_BODY) |
| #undef BOOST_ODEINT_GEN_BODY |
| #undef BOOST_ODEINT_GEN_LOCAL |
| |
| #else |
| |
| template< class S0 , class Op > static void for_each1 ( S0 &s0 , Op op ) { |
| const size_t len = boost::size(s0); |
| typename boost::range_iterator<S0>::type beg0 = boost::begin(s0); |
| #pragma omp parallel for schedule(runtime) |
| for( size_t i = 0 ; i < len ; i++ ) op( beg0 [i] ); |
| } |
| template< class S0 , class S1 , class Op > static void for_each2 ( S0 &s0 , S1 &s1 , Op op ) { |
| const size_t len = boost::size(s0); |
| typename boost::range_iterator<S0>::type beg0 = boost::begin(s0); |
| typename boost::range_iterator<S1>::type beg1 = boost::begin(s1); |
| #pragma omp parallel for schedule(runtime) |
| for( size_t i = 0 ; i < len ; i++ ) op( beg0 [i] , beg1 [i] ); |
| } |
| template< class S0 , class S1 , class S2 , class Op > static void for_each3 ( S0 &s0 , S1 &s1 , S2 &s2 , Op op ) { |
| const size_t len = boost::size(s0); |
| typename boost::range_iterator<S0>::type beg0 = boost::begin(s0); |
| typename boost::range_iterator<S1>::type beg1 = boost::begin(s1); |
| typename boost::range_iterator<S2>::type beg2 = boost::begin(s2); |
| #pragma omp parallel for schedule(runtime) |
| for( size_t i = 0 ; i < len ; i++ ) op( beg0 [i] , beg1 [i] , beg2 [i] ); |
| } |
| template< class S0 , class S1 , class S2 , class S3 , class Op > static void for_each4 ( S0 &s0 , S1 &s1 , S2 &s2 , S3 &s3 , Op op ) { |
| const size_t len = boost::size(s0); |
| typename boost::range_iterator<S0>::type beg0 = boost::begin(s0); |
| typename boost::range_iterator<S1>::type beg1 = boost::begin(s1); |
| typename boost::range_iterator<S2>::type beg2 = boost::begin(s2); |
| typename boost::range_iterator<S3>::type beg3 = boost::begin(s3); |
| #pragma omp parallel for schedule(runtime) |
| for( size_t i = 0 ; i < len ; i++ ) op( beg0 [i] , beg1 [i] , beg2 [i] , beg3 [i] ); |
| } |
| template< class S0 , class S1 , class S2 , class S3 , class S4 , class Op > static void for_each5 ( S0 &s0 , S1 &s1 , S2 &s2 , S3 &s3 , S4 &s4 , Op op ) { |
| const size_t len = boost::size(s0); |
| typename boost::range_iterator<S0>::type beg0 = boost::begin(s0); |
| typename boost::range_iterator<S1>::type beg1 = boost::begin(s1); |
| typename boost::range_iterator<S2>::type beg2 = boost::begin(s2); |
| typename boost::range_iterator<S3>::type beg3 = boost::begin(s3); |
| typename boost::range_iterator<S4>::type beg4 = boost::begin(s4); |
| #pragma omp parallel for schedule(runtime) |
| for( size_t i = 0 ; i < len ; i++ ) op( beg0 [i] , beg1 [i] , beg2 [i] , beg3 [i] , beg4 [i] ); |
| } |
| template< class S0 , class S1 , class S2 , class S3 , class S4 , class S5 , class Op > static void for_each6 ( S0 &s0 , S1 &s1 , S2 &s2 , S3 &s3 , S4 &s4 , S5 &s5 , Op op ) { |
| const size_t len = boost::size(s0); |
| typename boost::range_iterator<S0>::type beg0 = boost::begin(s0); |
| typename boost::range_iterator<S1>::type beg1 = boost::begin(s1); |
| typename boost::range_iterator<S2>::type beg2 = boost::begin(s2); |
| typename boost::range_iterator<S3>::type beg3 = boost::begin(s3); |
| typename boost::range_iterator<S4>::type beg4 = boost::begin(s4); |
| typename boost::range_iterator<S5>::type beg5 = boost::begin(s5); |
| #pragma omp parallel for schedule(runtime) |
| for( size_t i = 0 ; i < len ; i++ ) op( beg0 [i] , beg1 [i] , beg2 [i] , beg3 [i] , beg4 [i] , beg5 [i] ); |
| } |
| template< class S0 , class S1 , class S2 , class S3 , class S4 , class S5 , class S6 , class Op > static void for_each7 ( S0 &s0 , S1 &s1 , S2 &s2 , S3 &s3 , S4 &s4 , S5 &s5 , S6 &s6 , Op op ) { |
| const size_t len = boost::size(s0); |
| typename boost::range_iterator<S0>::type beg0 = boost::begin(s0); |
| typename boost::range_iterator<S1>::type beg1 = boost::begin(s1); |
| typename boost::range_iterator<S2>::type beg2 = boost::begin(s2); |
| typename boost::range_iterator<S3>::type beg3 = boost::begin(s3); |
| typename boost::range_iterator<S4>::type beg4 = boost::begin(s4); |
| typename boost::range_iterator<S5>::type beg5 = boost::begin(s5); |
| typename boost::range_iterator<S6>::type beg6 = boost::begin(s6); |
| #pragma omp parallel for schedule(runtime) |
| for( size_t i = 0 ; i < len ; i++ ) op( beg0 [i] , beg1 [i] , beg2 [i] , beg3 [i] , beg4 [i] , beg5 [i] , beg6 [i] ); |
| } |
| template< class S0 , class S1 , class S2 , class S3 , class S4 , class S5 , class S6 , class S7 , class Op > static void for_each8 ( S0 &s0 , S1 &s1 , S2 &s2 , S3 &s3 , S4 &s4 , S5 &s5 , S6 &s6 , S7 &s7 , Op op ) { |
| const size_t len = boost::size(s0); |
| typename boost::range_iterator<S0>::type beg0 = boost::begin(s0); |
| typename boost::range_iterator<S1>::type beg1 = boost::begin(s1); |
| typename boost::range_iterator<S2>::type beg2 = boost::begin(s2); |
| typename boost::range_iterator<S3>::type beg3 = boost::begin(s3); |
| typename boost::range_iterator<S4>::type beg4 = boost::begin(s4); |
| typename boost::range_iterator<S5>::type beg5 = boost::begin(s5); |
| typename boost::range_iterator<S6>::type beg6 = boost::begin(s6); |
| typename boost::range_iterator<S7>::type beg7 = boost::begin(s7); |
| #pragma omp parallel for schedule(runtime) |
| for( size_t i = 0 ; i < len ; i++ ) op( beg0 [i] , beg1 [i] , beg2 [i] , beg3 [i] , beg4 [i] , beg5 [i] , beg6 [i] , beg7 [i] ); |
| } |
| template< class S0 , class S1 , class S2 , class S3 , class S4 , class S5 , class S6 , class S7 , class S8 , class Op > static void for_each9 ( S0 &s0 , S1 &s1 , S2 &s2 , S3 &s3 , S4 &s4 , S5 &s5 , S6 &s6 , S7 &s7 , S8 &s8 , Op op ) { |
| const size_t len = boost::size(s0); |
| typename boost::range_iterator<S0>::type beg0 = boost::begin(s0); |
| typename boost::range_iterator<S1>::type beg1 = boost::begin(s1); |
| typename boost::range_iterator<S2>::type beg2 = boost::begin(s2); |
| typename boost::range_iterator<S3>::type beg3 = boost::begin(s3); |
| typename boost::range_iterator<S4>::type beg4 = boost::begin(s4); |
| typename boost::range_iterator<S5>::type beg5 = boost::begin(s5); |
| typename boost::range_iterator<S6>::type beg6 = boost::begin(s6); |
| typename boost::range_iterator<S7>::type beg7 = boost::begin(s7); |
| typename boost::range_iterator<S8>::type beg8 = boost::begin(s8); |
| #pragma omp parallel for schedule(runtime) |
| for( size_t i = 0 ; i < len ; i++ ) op( beg0 [i] , beg1 [i] , beg2 [i] , beg3 [i] , beg4 [i] , beg5 [i] , beg6 [i] , beg7 [i] , beg8 [i] ); |
| } |
| template< class S0 , class S1 , class S2 , class S3 , class S4 , class S5 , class S6 , class S7 , class S8 , class S9 , class Op > static void for_each10 ( S0 &s0 , S1 &s1 , S2 &s2 , S3 &s3 , S4 &s4 , S5 &s5 , S6 &s6 , S7 &s7 , S8 &s8 , S9 &s9 , Op op ) { |
| const size_t len = boost::size(s0); |
| typename boost::range_iterator<S0>::type beg0 = boost::begin(s0); |
| typename boost::range_iterator<S1>::type beg1 = boost::begin(s1); |
| typename boost::range_iterator<S2>::type beg2 = boost::begin(s2); |
| typename boost::range_iterator<S3>::type beg3 = boost::begin(s3); |
| typename boost::range_iterator<S4>::type beg4 = boost::begin(s4); |
| typename boost::range_iterator<S5>::type beg5 = boost::begin(s5); |
| typename boost::range_iterator<S6>::type beg6 = boost::begin(s6); |
| typename boost::range_iterator<S7>::type beg7 = boost::begin(s7); |
| typename boost::range_iterator<S8>::type beg8 = boost::begin(s8); |
| typename boost::range_iterator<S9>::type beg9 = boost::begin(s9); |
| #pragma omp parallel for schedule(runtime) |
| for( size_t i = 0 ; i < len ; i++ ) op( beg0 [i] , beg1 [i] , beg2 [i] , beg3 [i] , beg4 [i] , beg5 [i] , beg6 [i] , beg7 [i] , beg8 [i] , beg9 [i] ); |
| } |
| template< class S0 , class S1 , class S2 , class S3 , class S4 , class S5 , class S6 , class S7 , class S8 , class S9 , class S10 , class Op > static void for_each11 ( S0 &s0 , S1 &s1 , S2 &s2 , S3 &s3 , S4 &s4 , S5 &s5 , S6 &s6 , S7 &s7 , S8 &s8 , S9 &s9 , S10 &s10 , Op op ) { |
| const size_t len = boost::size(s0); |
| typename boost::range_iterator<S0>::type beg0 = boost::begin(s0); |
| typename boost::range_iterator<S1>::type beg1 = boost::begin(s1); |
| typename boost::range_iterator<S2>::type beg2 = boost::begin(s2); |
| typename boost::range_iterator<S3>::type beg3 = boost::begin(s3); |
| typename boost::range_iterator<S4>::type beg4 = boost::begin(s4); |
| typename boost::range_iterator<S5>::type beg5 = boost::begin(s5); |
| typename boost::range_iterator<S6>::type beg6 = boost::begin(s6); |
| typename boost::range_iterator<S7>::type beg7 = boost::begin(s7); |
| typename boost::range_iterator<S8>::type beg8 = boost::begin(s8); |
| typename boost::range_iterator<S9>::type beg9 = boost::begin(s9); |
| typename boost::range_iterator<S10>::type beg10 = boost::begin(s10); |
| #pragma omp parallel for schedule(runtime) |
| for( size_t i = 0 ; i < len ; i++ ) op( beg0 [i] , beg1 [i] , beg2 [i] , beg3 [i] , beg4 [i] , beg5 [i] , beg6 [i] , beg7 [i] , beg8 [i] , beg9 [i] , beg10 [i] ); |
| } |
| template< class S0 , class S1 , class S2 , class S3 , class S4 , class S5 , class S6 , class S7 , class S8 , class S9 , class S10 , class S11 , class Op > static void for_each12 ( S0 &s0 , S1 &s1 , S2 &s2 , S3 &s3 , S4 &s4 , S5 &s5 , S6 &s6 , S7 &s7 , S8 &s8 , S9 &s9 , S10 &s10 , S11 &s11 , Op op ) { |
| const size_t len = boost::size(s0); |
| typename boost::range_iterator<S0>::type beg0 = boost::begin(s0); |
| typename boost::range_iterator<S1>::type beg1 = boost::begin(s1); |
| typename boost::range_iterator<S2>::type beg2 = boost::begin(s2); |
| typename boost::range_iterator<S3>::type beg3 = boost::begin(s3); |
| typename boost::range_iterator<S4>::type beg4 = boost::begin(s4); |
| typename boost::range_iterator<S5>::type beg5 = boost::begin(s5); |
| typename boost::range_iterator<S6>::type beg6 = boost::begin(s6); |
| typename boost::range_iterator<S7>::type beg7 = boost::begin(s7); |
| typename boost::range_iterator<S8>::type beg8 = boost::begin(s8); |
| typename boost::range_iterator<S9>::type beg9 = boost::begin(s9); |
| typename boost::range_iterator<S10>::type beg10 = boost::begin(s10); |
| typename boost::range_iterator<S11>::type beg11 = boost::begin(s11); |
| #pragma omp parallel for schedule(runtime) |
| for( size_t i = 0 ; i < len ; i++ ) op( beg0 [i] , beg1 [i] , beg2 [i] , beg3 [i] , beg4 [i] , beg5 [i] , beg6 [i] , beg7 [i] , beg8 [i] , beg9 [i] , beg10 [i] , beg11 [i] ); |
| } |
| template< class S0 , class S1 , class S2 , class S3 , class S4 , class S5 , class S6 , class S7 , class S8 , class S9 , class S10 , class S11 , class S12 , class Op > static void for_each13 ( S0 &s0 , S1 &s1 , S2 &s2 , S3 &s3 , S4 &s4 , S5 &s5 , S6 &s6 , S7 &s7 , S8 &s8 , S9 &s9 , S10 &s10 , S11 &s11 , S12 &s12 , Op op ) { |
| const size_t len = boost::size(s0); |
| typename boost::range_iterator<S0>::type beg0 = boost::begin(s0); |
| typename boost::range_iterator<S1>::type beg1 = boost::begin(s1); |
| typename boost::range_iterator<S2>::type beg2 = boost::begin(s2); |
| typename boost::range_iterator<S3>::type beg3 = boost::begin(s3); |
| typename boost::range_iterator<S4>::type beg4 = boost::begin(s4); |
| typename boost::range_iterator<S5>::type beg5 = boost::begin(s5); |
| typename boost::range_iterator<S6>::type beg6 = boost::begin(s6); |
| typename boost::range_iterator<S7>::type beg7 = boost::begin(s7); |
| typename boost::range_iterator<S8>::type beg8 = boost::begin(s8); |
| typename boost::range_iterator<S9>::type beg9 = boost::begin(s9); |
| typename boost::range_iterator<S10>::type beg10 = boost::begin(s10); |
| typename boost::range_iterator<S11>::type beg11 = boost::begin(s11); |
| typename boost::range_iterator<S12>::type beg12 = boost::begin(s12); |
| #pragma omp parallel for schedule(runtime) |
| for( size_t i = 0 ; i < len ; i++ ) op( beg0 [i] , beg1 [i] , beg2 [i] , beg3 [i] , beg4 [i] , beg5 [i] , beg6 [i] , beg7 [i] , beg8 [i] , beg9 [i] , beg10 [i] , beg11 [i] , beg12 [i] ); |
| } |
| template< class S0 , class S1 , class S2 , class S3 , class S4 , class S5 , class S6 , class S7 , class S8 , class S9 , class S10 , class S11 , class S12 , class S13 , class Op > static void for_each14 ( S0 &s0 , S1 &s1 , S2 &s2 , S3 &s3 , S4 &s4 , S5 &s5 , S6 &s6 , S7 &s7 , S8 &s8 , S9 &s9 , S10 &s10 , S11 &s11 , S12 &s12 , S13 &s13 , Op op ) { |
| const size_t len = boost::size(s0); |
| typename boost::range_iterator<S0>::type beg0 = boost::begin(s0); |
| typename boost::range_iterator<S1>::type beg1 = boost::begin(s1); |
| typename boost::range_iterator<S2>::type beg2 = boost::begin(s2); |
| typename boost::range_iterator<S3>::type beg3 = boost::begin(s3); |
| typename boost::range_iterator<S4>::type beg4 = boost::begin(s4); |
| typename boost::range_iterator<S5>::type beg5 = boost::begin(s5); |
| typename boost::range_iterator<S6>::type beg6 = boost::begin(s6); |
| typename boost::range_iterator<S7>::type beg7 = boost::begin(s7); |
| typename boost::range_iterator<S8>::type beg8 = boost::begin(s8); |
| typename boost::range_iterator<S9>::type beg9 = boost::begin(s9); |
| typename boost::range_iterator<S10>::type beg10 = boost::begin(s10); |
| typename boost::range_iterator<S11>::type beg11 = boost::begin(s11); |
| typename boost::range_iterator<S12>::type beg12 = boost::begin(s12); |
| typename boost::range_iterator<S13>::type beg13 = boost::begin(s13); |
| #pragma omp parallel for schedule(runtime) |
| for( size_t i = 0 ; i < len ; i++ ) op( beg0 [i] , beg1 [i] , beg2 [i] , beg3 [i] , beg4 [i] , beg5 [i] , beg6 [i] , beg7 [i] , beg8 [i] , beg9 [i] , beg10 [i] , beg11 [i] , beg12 [i] , beg13 [i] ); |
| } |
| template< class S0 , class S1 , class S2 , class S3 , class S4 , class S5 , class S6 , class S7 , class S8 , class S9 , class S10 , class S11 , class S12 , class S13 , class S14 , class Op > static void for_each15 ( S0 &s0 , S1 &s1 , S2 &s2 , S3 &s3 , S4 &s4 , S5 &s5 , S6 &s6 , S7 &s7 , S8 &s8 , S9 &s9 , S10 &s10 , S11 &s11 , S12 &s12 , S13 &s13 , S14 &s14 , Op op ) { |
| const size_t len = boost::size(s0); |
| typename boost::range_iterator<S0>::type beg0 = boost::begin(s0); |
| typename boost::range_iterator<S1>::type beg1 = boost::begin(s1); |
| typename boost::range_iterator<S2>::type beg2 = boost::begin(s2); |
| typename boost::range_iterator<S3>::type beg3 = boost::begin(s3); |
| typename boost::range_iterator<S4>::type beg4 = boost::begin(s4); |
| typename boost::range_iterator<S5>::type beg5 = boost::begin(s5); |
| typename boost::range_iterator<S6>::type beg6 = boost::begin(s6); |
| typename boost::range_iterator<S7>::type beg7 = boost::begin(s7); |
| typename boost::range_iterator<S8>::type beg8 = boost::begin(s8); |
| typename boost::range_iterator<S9>::type beg9 = boost::begin(s9); |
| typename boost::range_iterator<S10>::type beg10 = boost::begin(s10); |
| typename boost::range_iterator<S11>::type beg11 = boost::begin(s11); |
| typename boost::range_iterator<S12>::type beg12 = boost::begin(s12); |
| typename boost::range_iterator<S13>::type beg13 = boost::begin(s13); |
| typename boost::range_iterator<S14>::type beg14 = boost::begin(s14); |
| #pragma omp parallel for schedule(runtime) |
| for( size_t i = 0 ; i < len ; i++ ) op( beg0 [i] , beg1 [i] , beg2 [i] , beg3 [i] , beg4 [i] , beg5 [i] , beg6 [i] , beg7 [i] , beg8 [i] , beg9 [i] , beg10 [i] , beg11 [i] , beg12 [i] , beg13 [i] , beg14 [i] ); |
| } |
| |
| #endif |
| |
| |
| template< class S > |
| static typename norm_result_type< S >::type norm_inf( const S &s ) |
| { |
| using std::max; |
| using std::abs; |
| typedef typename norm_result_type< S >::type result_type; |
| result_type init = static_cast< result_type >( 0 ); |
| const size_t len = boost::size(s); |
| typename boost::range_iterator<S>::type beg = boost::begin(s); |
| # pragma omp parallel for reduction(max: init) schedule(dynamic) |
| for( size_t i = 0 ; i < len ; ++i ) |
| init = max( init , abs( beg[i] ) ); |
| return init; |
| } |
| |
| }; |
| |
| |
| } |
| } |
| } |
| |
| #endif |
