mirror of
https://github.com/f4exb/sdrangel.git
synced 2024-11-25 17:28:50 -05:00
84 lines
2.0 KiB
C++
84 lines
2.0 KiB
C++
/* lmath.h
|
|
|
|
This file is part of a program that implements a Software-Defined Radio.
|
|
|
|
Copyright (C) 2015, 2023 Warren Pratt, NR0V
|
|
Copyright (C) 2024 Edouard Griffiths, F4EXB Adapted to SDRangel
|
|
|
|
This program is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU General Public License
|
|
as published by the Free Software Foundation; either version 2
|
|
of the License, or (at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to the Free Software
|
|
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
|
|
|
|
The author can be reached by email at
|
|
|
|
warren@wpratt.com
|
|
|
|
*/
|
|
|
|
#ifndef wdsp_bldr_h
|
|
#define wdsp_bldr_h
|
|
|
|
#include "export.h"
|
|
|
|
namespace WDSP {
|
|
|
|
class WDSP_API BLDR
|
|
{
|
|
public:
|
|
float* catxy;
|
|
float* sx;
|
|
float* sy;
|
|
float* h;
|
|
int* p;
|
|
int* np;
|
|
float* taa;
|
|
float* tab;
|
|
float* tag;
|
|
float* tad;
|
|
float* tbb;
|
|
float* tbg;
|
|
float* tbd;
|
|
float* tgg;
|
|
float* tgd;
|
|
float* tdd;
|
|
float* A;
|
|
float* B;
|
|
float* C;
|
|
float* D;
|
|
float* E;
|
|
float* F;
|
|
float* G;
|
|
float* MAT;
|
|
float* RHS;
|
|
float* SLN;
|
|
float* z;
|
|
float* zp;
|
|
float* wrk;
|
|
int* ipiv;
|
|
|
|
static BLDR* create_builder(int points, int ints);
|
|
static void destroy_builder(BLDR *a);
|
|
static void flush_builder(BLDR *a, int points, int ints);
|
|
static void xbuilder(BLDR *a, int points, float* x, float* y, int ints, float* t, int* info, float* c, float ptol);
|
|
|
|
private:
|
|
static int fcompare(const void* a, const void* b);
|
|
static void decomp(int n, float* a, int* piv, int* info, float* wrk);
|
|
static void dsolve(int n, float* a, int* piv, float* b, float* x);
|
|
static void cull(int* n, int ints, float* x, float* t, float ptol);
|
|
};
|
|
|
|
} // namespace WDSP
|
|
|
|
#endif
|