| 1 | /* |
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| 2 | This file is part of the SLIM-curve package for exponential curve fitting of spectral lifetime data. |
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| 3 | |
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| 4 | Copyright (c) 2010, 2011, Gray Institute University of Oxford & UW-Madison LOCI. |
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| 5 | |
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| 6 | This program is free software: you can redistribute it and/or modify |
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| 7 | it under the terms of the GNU General Public License as published by |
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| 8 | the Free Software Foundation, either version 3 of the License, or |
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| 9 | (at your option) any later version. |
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| 10 | |
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| 11 | This program is distributed in the hope that it will be useful, |
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| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 14 | GNU General Public License for more details. |
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| 15 | |
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| 16 | You should have received a copy of the GNU General Public License |
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| 17 | along with this program. If not, see <http://www.gnu.org/licenses/>. |
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| 18 | */ |
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| 19 | |
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| 20 | /* This is EcfInternal.h, the header file for internal functions in |
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| 21 | the 2003 version of the ECF library. */ |
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| 22 | |
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| 23 | #ifndef _GCI_ECF_INTERNAL |
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| 24 | #define _GCI_ECF_INTERNAL |
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| 25 | |
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| 26 | #include "Ecf.h" /* in case there's anything we need from there */ |
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| 27 | |
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| 28 | #define MAXFIT 20 /* The maximum number of parameters we'll ever try |
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| 29 | to fit; saves dynamic allocation of small arrays. |
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| 30 | If this is increased, then the arrays chisq50 etc. |
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| 31 | in ecf.c will need to be extended. The values can |
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| 32 | be calculated by using the test function at the end |
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| 33 | of the file. */ |
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| 34 | |
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| 35 | #define MAXITERS 80 |
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| 36 | #define MAXREFITS 10 |
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| 37 | #define MAXBINS 2048 /* Maximum number of lifetime bins; saves dynamic allocation of small arrays */ |
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| 38 | |
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| 39 | /* Functions from EcfSingle.c */ |
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| 40 | |
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| 41 | int GCI_marquardt_compute_fn(float x[], float y[], int ndata, |
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| 42 | noise_type noise, float sig[], |
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| 43 | float param[], int paramfree[], int nparam, |
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| 44 | void (*fitfunc)(float, float [], float *, float [], int), |
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| 45 | float yfit[], float dy[], |
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| 46 | float **alpha, float beta[], float *chisq, float old_chisq, |
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| 47 | float alambda); |
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| 48 | int GCI_marquardt_compute_fn_instr(float xincr, float y[], int ndata, |
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| 49 | int fit_start, int fit_end, |
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| 50 | float instr[], int ninstr, |
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| 51 | noise_type noise, float sig[], |
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| 52 | float param[], int paramfree[], int nparam, |
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| 53 | void (*fitfunc)(float, float [], float *, float [], int), |
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| 54 | float yfit[], float dy[], |
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| 55 | float **alpha, float beta[], float *chisq, float old_chisq, |
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| 56 | float alambda, |
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| 57 | float **pfnvals, float ***pdy_dparam_pure, float ***pdy_dparam_conv, |
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| 58 | int *pfnvals_len, int *pdy_dparam_nparam_size); |
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| 59 | int GCI_marquardt_compute_fn_final(float x[], float y[], int ndata, |
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| 60 | noise_type noise, float sig[], |
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| 61 | float param[], int paramfree[], int nparam, |
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| 62 | void (*fitfunc)(float, float [], float *, float [], int), |
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| 63 | float yfit[], float dy[], float *chisq); |
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| 64 | int GCI_marquardt_compute_fn_final_instr(float xincr, float y[], int ndata, |
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| 65 | int fit_start, int fit_end, |
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| 66 | float instr[], int ninstr, |
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| 67 | noise_type noise, float sig[], |
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| 68 | float param[], int paramfree[], int nparam, |
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| 69 | void (*fitfunc)(float, float [], float *, float [], int), |
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| 70 | float yfit[], float dy[], float *chisq, |
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| 71 | float **pfnvals, float ***pdy_dparam_pure, float ***pdy_dparam_conv, |
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| 72 | int *pfnvals_len, int *pdy_dparam_nparam_size); |
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| 73 | |
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| 74 | /* Functions from EcfGlobal.c */ |
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| 75 | |
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| 76 | |
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| 77 | /* Functions from EcfUtil.c */ |
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| 78 | |
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| 79 | int GCI_solve(float **a, int, float *b); |
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| 80 | int GCI_invert(float **a, int); |
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| 81 | void GCI_covar_sort(float **covar, int nparam, int paramfree[], int mfit); |
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| 82 | float ***GCI_ecf_matrix_array(long nblocks, long nrows, long ncols); |
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| 83 | void GCI_ecf_free_matrix_array(float ***marr); |
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| 84 | int check_ecf_params (float param[], int nparam, |
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| 85 | void (*fitfunc)(float, float [], float *, float [], int)); |
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| 86 | int check_ecf_user_params (float param[], int nparam, |
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| 87 | void (*fitfunc)(float, float [], float *, float [], int)); |
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| 88 | int GCI_chisq(int nu, float chisq, float *root); |
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| 89 | int multiexp_lambda_array(float xincr, float param[], |
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| 90 | float *y, float **dy_dparam, int nx, int nparam); |
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| 91 | int multiexp_tau_array(float xincr, float param[], |
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| 92 | float *y, float **dy_dparam, int nx, int nparam); |
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| 93 | int stretchedexp_array(float xincr, float param[], |
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| 94 | float *y, float **dy_dparam, int nx, int nparam); |
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| 95 | int ECF_Find_Float_Max (float data[], int np, float *max_val); |
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| 96 | |
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| 97 | /* For debugging printing */ |
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| 98 | extern int ECF_debug; /* defined in EcfUtil.c */ |
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| 99 | int dbgprintf(int dbg_level, const char *format, ...); |
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| 100 | |
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| 101 | // Vars for the export of params at each iteration |
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| 102 | int ecf_exportParams; |
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| 103 | char ecf_exportParams_path[256]; |
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| 104 | |
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| 105 | void ecf_ExportParams_OpenFile (void); |
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| 106 | void ecf_ExportParams_CloseFile (void); |
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| 107 | void ecf_ExportParams (float param[], int nparam, float chisq); |
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| 108 | |
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| 109 | #endif /* _GCI_ECF_INTERNAL */ |
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| 110 | |
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| 111 | |
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| 112 | // Emacs settings: |
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| 113 | // Local variables: |
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| 114 | // mode: c |
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| 115 | // c-basic-offset: 4 |
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| 116 | // tab-width: 4 |
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| 117 | // End: |
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