vector_float.c File Reference

#include <inttypes.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "floating_fudge.h"
#include <assert.h>
#include "spandsp/telephony.h"
#include "spandsp/vector_float.h"

Functions
void	vec_copyf (float z[], const float x[], int n)
void	vec_copy (double z[], const double x[], int n)
void	vec_zerof (float z[], int n)
void	vec_zero (double z[], int n)
void	vec_setf (float z[], float x, int n)
void	vec_set (double z[], double x, int n)
void	vec_addf (float z[], const float x[], const float y[], int n)
void	vec_add (double z[], const double x[], const double y[], int n)
void	vec_addl (long double z[], const long double x[], const long double y[], int n)
void	vec_scaled_addf (float z[], const float x[], float x_scale, const float y[], float y_scale, int n)
void	vec_scaled_add (double z[], const double x[], double x_scale, const double y[], double y_scale, int n)
void	vec_subf (float z[], const float x[], const float y[], int n)
void	vec_sub (double z[], const double x[], const double y[], int n)
void	vec_scaled_subf (float z[], const float x[], float x_scale, const float y[], float y_scale, int n)
void	vec_scaled_sub (double z[], const double x[], double x_scale, const double y[], double y_scale, int n)
void	vec_scalar_mulf (float z[], const float x[], float y, int n)
void	vec_scalar_mul (double z[], const double x[], double y, int n)
void	vec_mulf (float z[], const float x[], const float y[], int n)
void	vec_mul (double z[], const double x[], const double y[], int n)
float	vec_dot_prodf (const float x[], const float y[], int n)
	Find the dot product of two float vectors.
double	vec_dot_prod (const double x[], const double y[], int n)
	Find the dot product of two double vectors.
float	vec_circular_dot_prodf (const float x[], const float y[], int n, int pos)
	Find the dot product of two float vectors, where the first is a circular buffer with an offset for the starting position.
void	vec_lmsf (const float x[], float y[], int n, float error)
void	vec_circular_lmsf (const float x[], float y[], int n, int pos, float error)

---

Detailed Description

---

Function Documentation

float vec_circular_dot_prodf	(	const float	x[],
		const float	y[],
		int	n,
		int	pos
	)

Find the dot product of two float vectors, where the first is a circular buffer with an offset for the starting position.

Parameters:

	x	The first vector.
	y	The first vector.
	n	The number of elements in the vectors.
	pos	The starting position in the x vector.

Returns:

The dot product of the two vectors.

References vec_dot_prodf().

Referenced by v17_rx(), v27ter_rx(), and v29_rx().

double vec_dot_prod	(	const double	x[],
		const double	y[],
		int	n
	)

Find the dot product of two double vectors.

Parameters:

	x	The first vector.
	y	The first vector.
	n	The number of elements in the vectors.

Returns:

The dot product of the two vectors.

float vec_dot_prodf	(	const float	x[],
		const float	y[],
		int	n
	)

Find the dot product of two float vectors.

Parameters:

	x	The first vector.
	y	The first vector.
	n	The number of elements in the vectors.

Returns:

The dot product of the two vectors.

Referenced by vec_circular_dot_prodf().