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/*
* Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
* Copyright (C) 2008-2008 - INRIA - Allan SIMON
*
* This file must be used under the terms of the CeCILL.
* This source file is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
* are also available at
* http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
*
*/
#ifndef __VARIANCEF_H__
#define __VARIANCEF_H__
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include "dynlib_statisticsfunctions.h"
#include "subtraction.h"
#include "division.h"
#include "pow.h"
#include "sum.h"
#include "meanf.h"
#ifdef __cplusplus
extern "C" {
#endif
/*
** \brief Variance of a scalar element, just returns it
*/
#define svariancefs(in1,in2) 0.0f
#define srowvariancefs(in1,in2) 0.0f
#define scolumnvariancefs(in1,in2) 0.0f
/*
** \brief Variance of a scalar element, just returns it
*/
#define dvariancefs(in1,in2) 0.0
#define drowvariancefs(in1,in2) 0.0
#define dcolumnvariancefs(in1,in2) 0.0
/*
** \brief Variance of a scalar element, just returns it
*/
#define cvariancefs(in1,in2) FloatComplex(0.0f , 0.0f)
#define crowvariancefs(in1,in2) FloatComplex(0.0f , 0.0f)
#define ccolumnvariancefs(in1,in2) FloatComplex(0.0f , 0.0f)
/*
** \brief Variance of a scalar element, just returns it
*/
#define zvariancefs(in1,in2) DoubleComplex(0.0 , 0.0)
#define zrowvariancefs(in1,in2) DoubleComplex(0.0 , 0.0)
#define zcolumnvariancefs(in1,in2) DoubleComplex(0.0 , 0.0)
/*
** \brief Variance of a float array
** \param in the float array to process
** \param size, the size of the array
** \returns the variancef.
*/
EXTERN_STATFUNC float svariancefa(float *in1, int size, float *in2);
EXTERN_STATFUNC void srowvariancefa(float *in1, int lines, int columns, float *in2, float* out);
EXTERN_STATFUNC void scolumnvariancefa(float *in1, int lines, int columns, float *in2, float* out);
/*
** \brief Variance of a double array
** \param in the double array to process
** \param size, the size of the array
** \returns the variancef.
*/
EXTERN_STATFUNC double dvariancefa(double *in1, int size, double *in2);
EXTERN_STATFUNC void drowvariancefa(double *in1, int lines, int columns, double *in2, double* out);
EXTERN_STATFUNC void dcolumnvariancefa(double *in1, int lines, int columns, double *in2, double* out);
/*
** \brief Variance of a float complex array
** \param in the float array to process
** \param size, the size of the array
** \returns the variancef.
*/
EXTERN_STATFUNC floatComplex cvariancefa(floatComplex *in1, int size, floatComplex *in2);
EXTERN_STATFUNC void crowvariancefa(floatComplex *in1, int lines, int columns, floatComplex *in2, floatComplex* out);
EXTERN_STATFUNC void ccolumnvariancefa(floatComplex *in1, int lines, int columns, floatComplex *in2, floatComplex* out);
/*
** \brief Variance of a double complex array
** \param in the double array to process
** \param size, the size of the array
** \returns the variancef.
*/
EXTERN_STATFUNC doubleComplex zvariancefa(doubleComplex *in1, int size, doubleComplex *in2);
EXTERN_STATFUNC void zrowvariancefa(doubleComplex *in1, int lines, int columns, doubleComplex *in2, doubleComplex* out);
EXTERN_STATFUNC void zcolumnvariancefa(doubleComplex *in1, int lines, int columns, doubleComplex *in2, doubleComplex* out);
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /* !__VARIANCEF_H__ */
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