pw_op.h

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#ifndef MODULE_PW_MULTI_DEVICE_H
#define MODULE_PW_MULTI_DEVICE_H
 
#include "source_base/module_device/types.h"
 
#include <complex>
 
namespace ModulePW {
template <typename FPTYPE, typename Device>
struct set_3d_fft_box_op {
    void operator() (
        const int npwk,
        const int* box_index,
        const std::complex<FPTYPE>* in,
        std::complex<FPTYPE>* out);
};
 
template <typename FPTYPE, typename Device>
struct set_recip_to_real_output_op {
    void operator() (
        const int nrxx,
        const bool add,
        const FPTYPE factor,
        const std::complex<FPTYPE>* in,
        std::complex<FPTYPE>* out);
 
    void operator() (
        const int nrxx,
        const bool add,
        const FPTYPE factor,
        const std::complex<FPTYPE>* in,
        FPTYPE* out);
};
 
template <typename FPTYPE, typename Device>
struct set_real_to_recip_output_op {
    void operator() (
        const int npw_k,
        const int nxyz,
        const bool add,
        const FPTYPE factor,
        const int* box_index,
        const std::complex<FPTYPE>* in,
        std::complex<FPTYPE>* out);
 
    void operator() (
        const int npw_k,
        const int nxyz,
        const bool add,
        const FPTYPE factor,
        const int* box_index,
        const std::complex<FPTYPE>* in,
        FPTYPE* out);
};
 
#if __CUDA || __UT_USE_CUDA || __ROCM || __UT_USE_ROCM
// Partially specialize functor for base_device::GpuDevice.
template <typename FPTYPE>
struct set_3d_fft_box_op<FPTYPE, base_device::DEVICE_GPU>
{
    void operator()(const int npwk,
                    const int* box_index,
                    const std::complex<FPTYPE>* in,
                    std::complex<FPTYPE>* out);
};
 
template <typename FPTYPE>
struct set_recip_to_real_output_op<FPTYPE, base_device::DEVICE_GPU>
{
    void operator()(const int nrxx,
                    const bool add,
                    const FPTYPE factor,
                    const std::complex<FPTYPE>* in,
                    std::complex<FPTYPE>* out);
 
    void operator()(const int nrxx,
                    const bool add,
                    const FPTYPE factor,
                    const std::complex<FPTYPE>* in,
                    FPTYPE* out);
};
 
template <typename FPTYPE>
struct set_real_to_recip_output_op<FPTYPE, base_device::DEVICE_GPU>
{
    void operator()(const int npw_k,
                    const int nxyz,
                    const bool add,
                    const FPTYPE factor,
                    const int* box_index,
                    const std::complex<FPTYPE>* in,
                    std::complex<FPTYPE>* out);
    void operator()(const int npw_k,
                    const int nxyz,
                    const bool add,
                    const FPTYPE factor,
                    const int* box_index,
                    const std::complex<FPTYPE>* in,
                    FPTYPE* out);
};
 
#endif // __CUDA || __UT_USE_CUDA || __ROCM || __UT_USE_ROCM
} // namespace ModulePW
#endif //MODULE_PW_MULTI_DEVICE_H