macros.hpp

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#ifndef SCRAN_MACROS_HPP
#define SCRAN_MACROS_HPP
 
// Synchronizing all parallelization schemes.
#ifdef SCRAN_CUSTOM_PARALLEL
 
#ifndef TATAMI_CUSTOM_PARALLEL
#define TATAMI_CUSTOM_PARALLEL SCRAN_CUSTOM_PARALLEL
#endif
 
#ifndef IRLBA_CUSTOM_PARALLEL
namespace scran {
 
template<class Function>
void irlba_parallelize_(int nthreads, Function fun) {
    SCRAN_CUSTOM_PARALLEL([&](size_t, size_t f, size_t l) -> void {
        // This loop should be trivial if f + 1== l when nthreads == njobs.
        // Nonetheless, we still have a loop just in case the arbitrary
        // scheduling does wacky things. 
        for (size_t i = 0; i < l; ++i) {
            fun(f + i);
        }
    }, nthreads, nthreads);
}
 
}
 
#define IRLBA_CUSTOM_PARALLEL scran::irlba_parallelize_
#endif
 
#endif
 
#endif