52 lines
2.9 KiB
C++
52 lines
2.9 KiB
C++
/********************************************************
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* ██████╗ ██████╗████████╗██╗
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* ██╔════╝ ██╔════╝╚══██╔══╝██║
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* ██║ ███╗██║ ██║ ██║
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* ██║ ██║██║ ██║ ██║
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* ╚██████╔╝╚██████╗ ██║ ███████╗
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* ╚═════╝ ╚═════╝ ╚═╝ ╚══════╝
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* Geophysical Computational Tools & Library (GCTL)
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*
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* Copyright (c) 2023 Yi Zhang (yizhang-geo@zju.edu.cn)
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*
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* GCTL is distributed under a dual licensing scheme. You can redistribute
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* it and/or modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation, either version 2
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* of the License, or (at your option) any later version. You should have
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* received a copy of the GNU Lesser General Public License along with this
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* program. If not, see <http://www.gnu.org/licenses/>.
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*
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* If the terms and conditions of the LGPL v.2. would prevent you from using
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* the GCTL, please consider the option to obtain a commercial license for a
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* fee. These licenses are offered by the GCTL's original author. As a rule,
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* licenses are provided "as-is", unlimited in time for a one time fee. Please
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* send corresponding requests to: yizhang-geo@zju.edu.cn. Please do not forget
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* to include some description of your company and the realm of its activities.
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* Also add information on how to contact you by electronic and paper mail.
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******************************************************/
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#ifndef _GCTL_MATHFUNC_EXT_H
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#define _GCTL_MATHFUNC_EXT_H
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namespace gctl
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{
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void DTfunc(double **a,int m,int n,double A,double B,int sw);
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void DTari(double **a,int m,int n,double A,int sw);
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void DTfilter(double **a,int m,int n,double A,double B,double Q,int sw);
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void ext(double **a,int m,int n,int mx,int nx);
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void MaxMin(double **a,int m,int n,double *MxMn);
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void intp(double **a,int m,int n,int mIns,int nIns);
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double int4p(double x,double d,double y1,double y2,double y3,double y4);
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double prep(double **zr,double **zi,int m,int n,int m1,int n1,int np,int nq);
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void fft1(double *ar,double *ai,int m,int n,int key);
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void fft(double **zr,double **zi,int m1,int n1,int me,int ne,int key);
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void fact(double **s,double *x,double *y,double *g,double *b,int mt,int n);
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void fact1(double **s,double *x,double *y,double *g,double *b,int mt,int n,int xLt,int yLt);
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void tsv(double *s,double x,double y,int n);
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void tsv1(double *s,double x,double y,int n,int xLt,int yLt);
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void tran(double **a,int n);
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void metrimult(double **a,double **b,int m,int n,int l,double **c);
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void svd_standalone(double **a,int m,int n,double **u,double **v,double *q,int Index);
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}
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#endif // _GCTL_MATHFUNC_EXT_H
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