fft_grids.h

普林斯顿开发的快速球面调和变换算法

// fft_grids.h: interface for the fft_grids class.
//
//////////////////////////////////////////////////////////////////////

#if !defined(AFX_FFT_GRIDS_H__5410885F_1C00_4DCB_B085_98579914BDC7__INCLUDED_)
#define AFX_FFT_GRIDS_H__5410885F_1C00_4DCB_B085_98579914BDC7__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000

#include "FFT.h"
#include "primitive_FST.h"
#include "FFTcode.h"

class fft_grids  
{
public:
	FFTcode fftc;
	void grid_invfourier(double *realgrid, double *imaggrid, double *rmatrix, double *imatrix, int size, double *workspace);
	void grid_fourier(double *realgrid, double *imaggrid, double *rmatrix, double *imatrix, int size, double *workspace);
	primitive_FST pris;
	void grid_invfourier_FFTPACK( double *grid,int size, double *wSave );
	void grid_fourier_FFTPACK(double *grid, int size, double *wSave);
	FFT fft2;
	double* precomp_fft( int size );
	fft_grids();
	virtual ~fft_grids();

};

#endif // !defined(AFX_FFT_GRIDS_H__5410885F_1C00_4DCB_B085_98579914BDC7__INCLUDED_)