gpu_utils.H

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#ifndef GPU_UTILS_H
#define GPU_UTILS_H
 
#include "AMReX_Gpu.H"
 
namespace kynema_sgf::gpu {
 
template <typename T>
amrex::Gpu::DeviceVector<T> device_view(const amrex::Vector<T>& hview)
{
    amrex::Gpu::DeviceVector<T> dview(hview.size());
    amrex::Gpu::copy(
        amrex::Gpu::hostToDevice, hview.begin(), hview.end(), dview.begin());
    return dview;
}
 
} // namespace kynema_sgf::gpu
 
#endif /* GPU_UTILS_H */