GNU Radio v3.6.2-149-ga6d285d9 C++ API
digital_glfsr_source_f Class Reference

Galois LFSR pseudo-random source generating float outputs -1.0 - 1.0. More...

#include <digital_glfsr_source_f.h>

Inheritance diagram for digital_glfsr_source_f:
gr_sync_block gr_block gr_basic_block gr_msg_accepter gruel::msg_accepter

List of all members.

Public Member Functions

 ~digital_glfsr_source_f ()
int work (int noutput_items, gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)
 just like gr_block::general_work, only this arranges to call consume_each for you
unsigned int period () const
int mask () const

Friends

DIGITAL_API
digital_glfsr_source_f_sptr 
digital_make_glfsr_source_f (int degree, bool repeat, int mask, int seed)

Detailed Description

Galois LFSR pseudo-random source generating float outputs -1.0 - 1.0.

Parameters:
degreeDegree of shift register must be in [1, 32]. If mask is 0, the degree determines a default mask (see digital_impl_glfsr.cc for the mapping).
repeatSet to repeat sequence.
maskAllows a user-defined bit mask for indexes of the shift register to feed back.
seedInitial setting for values in shift register.

Constructor & Destructor Documentation

digital_glfsr_source_f::~digital_glfsr_source_f ( )

Member Function Documentation

int digital_glfsr_source_f::mask ( ) const
unsigned int digital_glfsr_source_f::period ( ) const [inline]
int digital_glfsr_source_f::work ( int  noutput_items,
gr_vector_const_void_star input_items,
gr_vector_void_star output_items 
) [virtual]

just like gr_block::general_work, only this arranges to call consume_each for you

The user must override work to define the signal processing code

Implements gr_sync_block.


Friends And Related Function Documentation

DIGITAL_API digital_glfsr_source_f_sptr digital_make_glfsr_source_f ( int  degree,
bool  repeat,
int  mask,
int  seed 
) [friend]

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