gr_fxpt_nco Class Reference

#include <gr_fxpt_nco.h>

List of all members.

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Detailed Description

Numerically Controlled Oscillator (NCO).

Public Member Functions
	gr_fxpt_nco ()
	~gr_fxpt_nco ()
void	set_phase (float angle)
void	adjust_phase (float delta_phase)
void	set_freq (float angle_rate)
void	adjust_freq (float delta_angle_rate)
void	step ()
void	step (int n)
float	get_phase () const
float	get_freq () const
void	sincos (float *sinx, float *cosx) const
void	sincos (gr_complex *output, int noutput_items, double ampl=1.0)
void	sin (float *output, int noutput_items, double ampl=1.0)
void	cos (float *output, int noutput_items, double ampl=1.0)
void	sin (short *output, int noutput_items, double ampl=1.0)
void	cos (short *output, int noutput_items, double ampl=1.0)
void	sin (int *output, int noutput_items, double ampl=1.0)
void	cos (int *output, int noutput_items, double ampl=1.0)
float	cos () const
float	sin () const

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Constructor & Destructor Documentation

gr_fxpt_nco::gr_fxpt_nco

(

)

[inline]

gr_fxpt_nco::~gr_fxpt_nco

(

)

[inline]

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Member Function Documentation

void gr_fxpt_nco::set_phase

(

float

angle

)

[inline]

References gr_fxpt::float_to_fixed().

void gr_fxpt_nco::adjust_phase

(

float

delta_phase

)

[inline]

References gr_fxpt::float_to_fixed().

void gr_fxpt_nco::set_freq

(

float

angle_rate

)

[inline]

References gr_fxpt::float_to_fixed().

Referenced by fxpt_sin(), fxpt_sincos(), fxpt_sincos_vec(), gr_sig_source_s::set_frequency(), gr_sig_source_i::set_frequency(), gr_sig_source_f::set_frequency(), gr_sig_source_c::set_frequency(), gr_sig_source_s::set_sampling_freq(), gr_sig_source_i::set_sampling_freq(), gr_sig_source_f::set_sampling_freq(), and gr_sig_source_c::set_sampling_freq().

void gr_fxpt_nco::adjust_freq

(

float

delta_angle_rate

)

[inline]

References gr_fxpt::float_to_fixed().

void gr_fxpt_nco::step

(

)

[inline]

Referenced by cos(), fxpt_sin(), fxpt_sincos(), sin(), sincos(), gr_sig_source_s::work(), gr_sig_source_i::work(), gr_sig_source_f::work(), and gr_sig_source_c::work().

void gr_fxpt_nco::step

(

int

n

)

[inline]

float gr_fxpt_nco::get_phase

(

)

const [inline]

References gr_fxpt::fixed_to_float().

Referenced by gr_sig_source_s::work(), gr_sig_source_i::work(), gr_sig_source_f::work(), and gr_sig_source_c::work().

float gr_fxpt_nco::get_freq

(

)

const [inline]

References gr_fxpt::fixed_to_float().

void gr_fxpt_nco::sincos	(	float *	sinx,
		float *	cosx
	)			const [inline]

References gr_fxpt::cos(), and gr_fxpt::sin().

Referenced by fxpt_sincos(), fxpt_sincos_vec(), gr_sig_source_s::work(), gr_sig_source_i::work(), gr_sig_source_f::work(), and gr_sig_source_c::work().

void gr_fxpt_nco::sincos	(	gr_complex *	output,
		int	noutput_items,
		double	ampl = 1.0
	)			[inline]

References gr_fxpt::cos(), gr_fxpt::sin(), and step().

void gr_fxpt_nco::sin	(	float *	output,
		int	noutput_items,
		double	ampl = 1.0
	)			[inline]

References gr_fxpt::sin(), and step().

Referenced by fxpt_sin(), gr_sig_source_s::work(), gr_sig_source_i::work(), gr_sig_source_f::work(), and gr_sig_source_c::work().

void gr_fxpt_nco::cos	(	float *	output,
		int	noutput_items,
		double	ampl = 1.0
	)			[inline]

References gr_fxpt::cos(), and step().

Referenced by gr_sig_source_s::work(), gr_sig_source_i::work(), gr_sig_source_f::work(), and gr_sig_source_c::work().

void gr_fxpt_nco::sin	(	short *	output,
		int	noutput_items,
		double	ampl = 1.0
	)			[inline]

References gr_fxpt::sin(), and step().

void gr_fxpt_nco::cos	(	short *	output,
		int	noutput_items,
		double	ampl = 1.0
	)			[inline]

References gr_fxpt::cos(), and step().

void gr_fxpt_nco::sin	(	int *	output,
		int	noutput_items,
		double	ampl = 1.0
	)			[inline]

References gr_fxpt::sin(), and step().

void gr_fxpt_nco::cos	(	int *	output,
		int	noutput_items,
		double	ampl = 1.0
	)			[inline]

References gr_fxpt::cos(), and step().

float gr_fxpt_nco::cos

(

)

const [inline]

References gr_fxpt::cos().

float gr_fxpt_nco::sin

(

)

const [inline]

References gr_fxpt::sin().

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The documentation for this class was generated from the following file:

• gr_fxpt_nco.h