xref: /aosp_15_r20/external/lmfit/lib/lmcurve.h (revision 5ddc57e5d924f146ab5fd87df586563e2270da38)
1*5ddc57e5SXin Li /*
2*5ddc57e5SXin Li  * Library:   lmfit (Levenberg-Marquardt least squares fitting)
3*5ddc57e5SXin Li  *
4*5ddc57e5SXin Li  * File:      lmcurve.h
5*5ddc57e5SXin Li  *
6*5ddc57e5SXin Li  * Contents:  Declares lmcurve, a simplified API for curve fitting
7*5ddc57e5SXin Li  *            using the generic Levenberg-Marquardt routine lmmin.
8*5ddc57e5SXin Li  *
9*5ddc57e5SXin Li  * Copyright: Joachim Wuttke, Forschungszentrum Juelich GmbH (2004-2013)
10*5ddc57e5SXin Li  *
11*5ddc57e5SXin Li  * License:   see ../COPYING (FreeBSD)
12*5ddc57e5SXin Li  *
13*5ddc57e5SXin Li  * Homepage:  apps.jcns.fz-juelich.de/lmfit
14*5ddc57e5SXin Li  *
15*5ddc57e5SXin Li  * Note to programmers: Don't patch and fork, but copy and variate!
16*5ddc57e5SXin Li  *   If you need to compute residues differently, then please do not patch
17*5ddc57e5SXin Li  * lmcurve.h, but copy it to a differently named file, and change lmcurve()
18*5ddc57e5SXin Li  * into a differently named function declaration, like we have done in
19*5ddc57e5SXin Li  * lmcurve_tyd.h.
20*5ddc57e5SXin Li  */
21*5ddc57e5SXin Li 
22*5ddc57e5SXin Li #ifndef LMCURVE_H
23*5ddc57e5SXin Li #define LMCURVE_H
24*5ddc57e5SXin Li #undef __BEGIN_DECLS
25*5ddc57e5SXin Li #undef __END_DECLS
26*5ddc57e5SXin Li #ifdef __cplusplus
27*5ddc57e5SXin Li #define __BEGIN_DECLS extern "C" {
28*5ddc57e5SXin Li #define __END_DECLS }
29*5ddc57e5SXin Li #else
30*5ddc57e5SXin Li #define __BEGIN_DECLS /* empty */
31*5ddc57e5SXin Li #define __END_DECLS   /* empty */
32*5ddc57e5SXin Li #endif
33*5ddc57e5SXin Li 
34*5ddc57e5SXin Li #include <lmstruct.h>
35*5ddc57e5SXin Li 
36*5ddc57e5SXin Li __BEGIN_DECLS
37*5ddc57e5SXin Li 
38*5ddc57e5SXin Li void lmcurve(
39*5ddc57e5SXin Li     const int n_par, double* par, const int m_dat,
40*5ddc57e5SXin Li     const double* t, const double* y,
41*5ddc57e5SXin Li     double (*f)(double t, const double* par),
42*5ddc57e5SXin Li     const lm_control_struct* control, lm_status_struct* status);
43*5ddc57e5SXin Li 
44*5ddc57e5SXin Li __END_DECLS
45*5ddc57e5SXin Li #endif /* LMCURVE_H */
46