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gr::nco< o_type, i_type > Class Template Reference
Miscellaneous

base class template for Numerically Controlled Oscillator (NCO) More...

`#include <gnuradio/nco.h>`

## Public Member Functions

| nco ()
virtual | ~nco ()
void | set_phase (double angle)
void | adjust_phase (double delta_phase)
void | set_freq (double angle_rate)
void | adjust_freq (double delta_angle_rate)
void | step (int n=1)
double | get_phase () const
double | get_freq () const
void | sincos (float *sinx, float *cosx) const
float | cos () const
float | sin () const
void | sin (float *output, int noutput_items, double ampl=1.0)
void | cos (float *output, int noutput_items, double ampl=1.0)
void | sincos (gr_complex *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)

## Protected Attributes

double | phase
double | phase_inc

## Detailed Description

template<class o_type, class i_type>
class gr::nco< o_type, i_type >

base class template for Numerically Controlled Oscillator (NCO)

## Constructor & Destructor Documentation

## nco()

template<class o_type , class i_type >

gr::nco< o_type, i_type >::nco | ( |  | ) |

inline

## ~nco()

template<class o_type , class i_type >

virtual gr::nco< o_type, i_type >::~nco | ( |  | ) |

inline virtual

## Member Function Documentation

## adjust_freq()

template<class o_type , class i_type >

void gr::nco< o_type, i_type >::adjust_freq | ( | double | delta_angle_rate | ) |

inline

References gr::nco< o_type, i_type >::phase_inc.

## adjust_phase()

template<class o_type , class i_type >

void gr::nco< o_type, i_type >::adjust_phase | ( | double | delta_phase | ) |

inline

References gr::nco< o_type, i_type >::phase.

## cos() [1/4]

template<class o_type , class i_type >

float gr::nco< o_type, i_type >::cos | ( |  | ) | const

inline

References gr::nco< o_type, i_type >::phase.

## cos() [2/4]

template<class o_type , class i_type >

void gr::nco< o_type, i_type >::cos | ( | float * | output,
|  | int | noutput_items,
|  | double | ampl = 1.0 )

## cos() [3/4]

template<class o_type , class i_type >

void gr::nco< o_type, i_type >::cos | ( | int * | output,
|  | int | noutput_items,
|  | double | ampl = 1.0 )

## cos() [4/4]

template<class o_type , class i_type >

void gr::nco< o_type, i_type >::cos | ( | short * | output,
|  | int | noutput_items,
|  | double | ampl = 1.0 )

## get_freq()

template<class o_type , class i_type >

double gr::nco< o_type, i_type >::get_freq | ( |  | ) | const

inline

References gr::nco< o_type, i_type >::phase_inc.

## get_phase()

template<class o_type , class i_type >

double gr::nco< o_type, i_type >::get_phase | ( |  | ) | const

inline

References gr::nco< o_type, i_type >::phase.

## set_freq()

template<class o_type , class i_type >

void gr::nco< o_type, i_type >::set_freq | ( | double | angle_rate | ) |

inline

References gr::nco< o_type, i_type >::phase_inc.

## set_phase()

template<class o_type , class i_type >

void gr::nco< o_type, i_type >::set_phase | ( | double | angle | ) |

inline

References gr::nco< o_type, i_type >::phase.

## sin() [1/4]

template<class o_type , class i_type >

float gr::nco< o_type, i_type >::sin | ( |  | ) | const

inline

References gr::nco< o_type, i_type >::phase.

## sin() [2/4]

template<class o_type , class i_type >

void gr::nco< o_type, i_type >::sin | ( | float * | output,
|  | int | noutput_items,
|  | double | ampl = 1.0 )

## sin() [3/4]

template<class o_type , class i_type >

void gr::nco< o_type, i_type >::sin | ( | int * | output,
|  | int | noutput_items,
|  | double | ampl = 1.0 )

## sin() [4/4]

template<class o_type , class i_type >

void gr::nco< o_type, i_type >::sin | ( | short * | output,
|  | int | noutput_items,
|  | double | ampl = 1.0 )

## sincos() [1/2]

template<class o_type , class i_type >

void gr::nco< o_type, i_type >::sincos | ( | float * | sinx,
|  | float * | cosx ) const

inline

References gr::nco< o_type, i_type >::phase, and gr::sincosf().

Referenced by gr::nco< o_type, i_type >::sincos().

## sincos() [2/2]

template<class o_type , class i_type >

void gr::nco< o_type, i_type >::sincos | ( | gr_complex * | output,
|  | int | noutput_items,
|  | double | ampl = 1.0 )

References gr::nco< o_type, i_type >::sincos().

## step()

template<class o_type , class i_type >

void gr::nco< o_type, i_type >::step | ( | int | n = 1 | ) |

inline

References GR_M_PI, gr::nco< o_type, i_type >::phase, and gr::nco< o_type, i_type >::phase_inc.

## Member Data Documentation

## phase

template<class o_type , class i_type >

double gr::nco< o_type, i_type >::phase

protected

Referenced by gr::nco< o_type, i_type >::adjust_phase(), gr::nco< o_type, i_type >::cos(), gr::nco< o_type, i_type >::get_phase(), gr::nco< o_type, i_type >::set_phase(), gr::nco< o_type, i_type >::sin(), gr::nco< o_type, i_type >::sincos(), and gr::nco< o_type, i_type >::step().

## phase_inc

template<class o_type , class i_type >

double gr::nco< o_type, i_type >::phase_inc

protected

Referenced by gr::nco< o_type, i_type >::adjust_freq(), gr::nco< o_type, i_type >::get_freq(), gr::nco< o_type, i_type >::set_freq(), and gr::nco< o_type, i_type >::step().

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

- nco.h