#ifndef _GPURFPC_H_
#define _GPURFPC_H_

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


extern "C" struct  CUDASigmaParam {
	float p1;
	float p2;
	float p3;
	float p4;
	float p5;
	float p6;
};


extern __device__ float GPU_getSigma0dB(CUDASigmaParam param, float theta);

extern __device__ CUDAVectorEllipsoidal GPU_SatelliteAntDirectNormal(
	float RstX, float RstY, float RstZ,
	float  antXaxisX, float  antXaxisY, float  antXaxisZ,
	float  antYaxisX, float  antYaxisY, float  antYaxisZ,
	float  antZaxisX, float  antZaxisY, float  antZaxisZ,
	float  antDirectX, float  antDirectY, float  antDirectZ
);

extern __device__ float GPU_BillerInterpAntPattern(float* antpattern,
	float starttheta, float startphi, float dtheta, float dphi,
	long thetapoints, long phipoints,
	float searththeta, float searchphi);


extern __global__ void CUDA_AntPatternInterpGain(float* anttheta, float* antphi, float* gain,
	float* antpattern, float starttheta, float startphi, float dtheta, float dphi, int thetapoints, int phipoints, long len);


extern __global__ void CUDA_InterpSigma(
	long* demcls, float* sigmaAmp, float* localanglearr, long len,
	CUDASigmaParam* sigma0Paramslist, long sigmaparamslistlen);


extern __global__ void CUDAKernel_RFPC_Caluation_R_Gain(
	float antX, float antY, float antZ, // 天线的坐标
	float* targetX, float* targetY, float* targetZ, long len, // 地面坐标
	long* demCls,
	float* demSlopeX, float* demSlopeY, float* demSlopeZ, // 地表坡度矢量
	float  antXaxisX, float  antXaxisY, float  antXaxisZ, // 天线坐标系的X轴
	float  antYaxisX, float  antYaxisY, float  antYaxisZ,// 天线坐标系的Y轴
	float  antZaxisX, float  antZaxisY, float  antZaxisZ,// 天线坐标系的Z轴
	float  antDirectX, float  antDirectY, float  antDirectZ,// 天线的指向
	float Pt,// 发射能量
	double refPhaseRange,
	float* TransAntpattern, float Transtarttheta, float Transstartphi, float Transdtheta, float Transdphi, int Transthetapoints, int Transphipoints, // 发射天线方向图
	float* ReceiveAntpattern, float Receivestarttheta, float Receivestartphi, float Receivedtheta, float Receivedphi, int Receivethetapoints, int Receivephipoints,//接收天线方向图
	float NearR, float FarR, // 距离范围
	CUDASigmaParam* sigma0Paramslist, long sigmaparamslistlen,// 插值图
	float* factorj, long freqnum,
	double* outR,  // 输出距离
	float* outAmp // 输出增益
);


extern __global__ void CUDAKernel_PRF_CalFreqEcho(
	double* Rarr, float* ampArr, long pixelcount,
	float* factorj, long freqnum,
	double dx, double nearR,
	cuComplex* PRFEcho, long prfid);

extern __device__ cuComplex  GPU_calculationEcho(float sigma0, float TransAnt, float ReciveAnt,
	float localangle, float R, float slopeangle, float Pt, float lamda);


extern __global__ void CUDA_calculationEcho(float* sigma0, float* TransAnt, float* ReciveAnt,
	float* localangle, float* R, float* slopeangle,
	float nearRange, float Fs, float Pt, float lamda, long FreqIDmax,
	cuComplex* echoArr, long* FreqID,
	long len);


extern __global__ void CUDA_BillerInterpAntPattern(float* antpattern,
	float starttheta, float startphi, float dtheta, float dphi,
	long thetapoints, long phipoints,
	float* searththeta, float* searchphi, float* searchantpattern,
	long len);


extern __global__ void CUDA_SatelliteAntDirectNormal(float* RstX, float* RstY, float* RstZ,
	float  antXaxisX, float  antXaxisY, float  antXaxisZ,
	float  antYaxisX, float  antYaxisY, float  antYaxisZ,
	float  antZaxisX, float  antZaxisY, float  antZaxisZ,
	float  antDirectX, float  antDirectY, float  antDirectZ,
	float* thetaAnt, float* phiAnt
	, long len);


extern __global__ void CUDAKernel_PRFSumEcho_Rows(
	double* Rarr, float* ampArr, long Rows, long Cols,
	long startRid,
	float* factorj, long freqnum,
	cuComplex* freqRowsbuffer, long tempRows
);


extern __global__ void  CUDAKernel_PRFSumEcho_Freq(
	cuComplex* freqRowsbuffer, long tempRows, long freqnum,
	cuComplex* PRFEcho, long prfid
);


extern "C" void SatelliteAntDirectNormal(float* RstX, float* RstY, float* RstZ, 
	float  antXaxisX, float  antXaxisY, float  antXaxisZ, 
	float  antYaxisX, float  antYaxisY, float  antYaxisZ, 
	float  antZaxisX, float  antZaxisY, float  antZaxisZ, 
	float  antDirectX, float  antDirectY, float  antDirectZ, 
	float* thetaAnt, float* phiAnt, long len);

extern "C" void AntPatternInterpGain(float* anttheta, float* antphi, float* gain, 
	float* antpattern, 
	float starttheta, float startphi, float dtheta, float dphi, int thetapoints, int phipoints,
	long len);

extern "C" void calculationEcho(float* sigma0, float* TransAnt, float* ReciveAnt,
	float* localangle, float* R, float* slopeangle,
	float nearRange, float Fs, float pt, float lamda, long FreqIDmax,
	cuComplex* echoAmp, long* FreqID,
	long len);


extern "C" void CUDAInterpSigma(
	long* demcls, float* sigmaAmp, float* localanglearr, long len,
	CUDASigmaParam* sigma0Paramslist, long sigmaparamslistlen);

// 计算坐标的 距离、增益
extern "C" void CUDARFPC_Caluation_R_Gain(
	float antX, float antY, float antZ, // 天线的坐标
	float* targetX, float* targetY, float* targetZ, long TargetPixelNumber, // 地面坐标
	long* demCls,
	float* demSlopeX, float* demSlopeY, float* demSlopeZ, // 地表坡度矢量
	float  antXaxisX, float  antXaxisY, float  antXaxisZ, // 天线坐标系的X轴
	float  antYaxisX, float  antYaxisY, float  antYaxisZ,// 天线坐标系的Y轴
	float  antZaxisX, float  antZaxisY, float  antZaxisZ,// 天线坐标系的Z轴
	float  antDirectX, float  antDirectY, float  antDirectZ,// 天线的指向
	float Pt,// 发射能量
	double refPhaseRange,
	float* TransAntpattern, float Transtarttheta, float Transstartphi, float Transdtheta, float Transdphi, int Transthetapoints, int Transphipoints, // 发射天线方向图
	float* ReceiveAntpattern, float Receivestarttheta, float Receivestartphi, float Receivedtheta, float Receivedphi, int Receivethetapoints, int Receivephipoints,//接收天线方向图
	float NearR, float FarR, // 距离范围
	CUDASigmaParam* sigma0Paramslist, long sigmaparamslistlen,// 插值图
	float* factorj, long freqnum,
	double* outR,  // 输出距离
	//float* outAmp // 输出增益
	double* PRFEcho_real, double* PRFEcho_imag, long prfid
);


extern "C"  void CUDA_PRF_CalFreqEcho(
	double* Rarr, float* ampArr, long pixelcount,
	float* factorj, long freqnum,
	double dx, double nearR,
	cuComplex* PRFEcho, long prfid);


#endif