threads.hpp

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#pragma once
 
#ifdef ALIGATOR_MULTITHREADING
#include <omp.h>
#endif
 
namespace aligator {
 
namespace omp {
 
#ifdef ALIGATOR_MULTITHREADING
inline std::size_t get_available_threads() {
  return std::size_t(omp_get_max_threads());
}
 
inline std::size_t get_current_threads() {
  return std::size_t(omp_get_num_threads());
}
 
inline std::size_t get_thread_id() { return std::size_t(omp_get_thread_num()); }
 
inline void set_default_options(std::size_t num_threads, bool dynamic = true) {
  omp_set_num_threads(int(num_threads));
  omp_set_dynamic(int(dynamic));
}
#else
inline std::size_t get_available_threads() { return 0; }
 
inline std::size_t get_current_threads() { return 0; }
 
inline std::size_t get_thread_id() { return 0; }
 
inline void set_default_options(std::size_t, bool = true) {}
 
#endif
 
} // namespace omp
 
} // namespace aligator