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62 lines
1.8 KiB
C
62 lines
1.8 KiB
C
/* *****************************************************************************
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* complex.h
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*
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* \date Mar 31, 2012
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* \author Bob / N4HY
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*
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* *****************************************************************************
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*
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* Copyright (C) 2012-2014 FlexRadio Systems.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* Contact Information:
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* email: gpl<at>flexradiosystems.com
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* Mail: FlexRadio Systems, Suite 1-150, 4616 W. Howard LN, Austin, TX 78728
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*
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* ************************************************************************** */
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#ifndef COMPLEX_H_
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#define COMPLEX_H_
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#include <math.h>
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#include "datatypes.h"
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typedef struct _complex {
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float real; // left
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float imag; // right
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} Complex;
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#define CReal(x) ((x.real))
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#define CImag(x) ((x.imag))
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extern Complex Cplx(float x, float y);
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extern Complex ComplexAdd(Complex x, Complex y);
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extern Complex ComplexSub(Complex x, Complex y);
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extern Complex ComplexMul(Complex x, Complex y);
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extern Complex ComplexDiv(Complex x, Complex y);
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extern Complex ComplexScl(Complex x, float scl);
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extern Complex ComplexCjg(Complex x);
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extern float ComplexPwr(Complex x);
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extern float ComplexMag(Complex x);
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#endif /* COMPLEX_H_ */
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