/*CUDA*/
#include <cuda_runtime.h>

#define BLOCKDIM_X 512

#define PI 3.1416

void DFT_GPU(float *Dst_real_dev,float *Dst_imag_dev,float *signal_real_dev,float *signal_imag_dev,int N_DFT,int dir,dim3 grid,dim3 threads);
