95 lines
2.8 KiB
C
95 lines
2.8 KiB
C
#ifndef GVGCPFIT_H_INCLUDED
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#define GVGCPFIT_H_INCLUDED
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#include "cpl_port.h"
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#include "cpl_conv.h"
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#include "cpl_error.h"
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#define EXTERNAL
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#define LOCAL static
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#define SUCCESS 0
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#define ABORT -1
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/*------------------------ Start of file CURVEFIT.H -----------------------*/
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/*
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******************************************************************************
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* *
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* CURVEFIT.H *
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* ========= *
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* *
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* This file contains the function prototype for CURVEFIT.C. *
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******************************************************************************
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*/
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#ifndef CURVEFIT_H
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#define CURVEFIT_H
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/*- Function prototypes in CURVEFIT.C. -*/
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EXTERNAL int svdfit(float x[], float y[], int ndata,
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double a[], int ma, double **u, double **v, double w[],
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double *chisq, void (*funcs)(double, double *, int));
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EXTERNAL void svbksb(double **u, double w[], double **v, int m,int n,
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double b[], double x[]);
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EXTERNAL void svdvar(double **v, int ma, double w[], double **cvm);
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EXTERNAL int svdcmp(double **a, int m, int n, double *w, double **v);
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#endif
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/*-------------------------- End of file CURVEFIT.H -----------------------*/
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/*----------------------------- FILE polyfit.h ----------------------------*/
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#ifndef POLYFIT_H
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#define POLYFIT_H
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EXTERNAL int OneDPolyFit( double *rms_err, double *coeffs_array,
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int fit_order, int no_samples, double *f_array, double *x_array );
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EXTERNAL double OneDPolyEval( double *coeff, int order, double x );
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EXTERNAL int TwoDPolyFit( double *rms_err, double *coeffs_array,
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int fit_order, int no_samples, double *f_array, double *x_array,
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double *y_array );
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EXTERNAL double TwoDPolyEval( double *coeff, int order, double x, double y );
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EXTERNAL int TwoDPolyGradFit( double *rms_err, double *coeffs_array,
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int fit_order, int no_samples, double *gradxy_array,
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double *x_array, double *y_array );
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EXTERNAL void TwoDPolyGradEval(double *fgradx, double *fgrady,
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double *coeff, int order, double x, double y);
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EXTERNAL void GetPolyInX (double *xcoeffs, double *xycoeffs, int order,
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double y);
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EXTERNAL void GetPolyInY(double *ycoeffs, double *xycoeffs, int order,
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double x);
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EXTERNAL int ThreeDPolyFit( double *rms_err, double *coeffs_array,
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int fit_order, int no_samples, double *f_array, double *x_array,
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double *y_array, double *z_array );
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EXTERNAL double ThreeDPolyEval( double *coeff, int order, double x, double y, double z );
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#endif /* POLYFIT_H */
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/*---------------------- End of FILE polyfit.h ----------------------------*/
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#endif /* ndef _GVGCPFIT_INCLUDED */
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