#include "BaseConstVariable.h"
#include "GPUTool.cuh"
#include <cuda_runtime.h>
#include <device_launch_parameters.h>
#include <cublas_v2.h>
#include <cuComplex.h>
#include "GPUTool.cuh"



extern __device__ __host__  double angleBetweenVectors(Vector3 a, Vector3 b, bool returnDegrees = false);
extern __device__ __host__ Vector3 vec_sub(Vector3 a, Vector3 b);
extern __device__ __host__ double vec_dot(Vector3 a, Vector3 b);
extern __device__ __host__ Vector3 vec_cross(Vector3 a, Vector3 b);
extern __device__ __host__ Vector3 vec_normalize(Vector3 v);
extern __device__ __host__ Vector3 vec_normalize(Vector3 v);
extern __device__ __host__ Vector3 compute_T(Vector3 S, Vector3 ray_dir, double H);
// 
extern __device__ __host__ Vector3 compute_P(Vector3 S, Vector3 T, double R, double H );
//
//