DataGenerator Class Reference

Building blocks for generating end-to-end or unit test workloads for Agora. More...

#include <data_generator.h>

Collaboration diagram for DataGenerator:

Public Types
enum	Profile { Profile::kRandom, Profile::kProfile123 }

Public Member Functions
	DataGenerator (Config *cfg, uint64_t seed=0, Profile profile=Profile::kRandom)
void	DoDataGeneration (const std::string &directory)
void	GenMacData (MacPacketPacked *mac, size_t ue_id)
	Generate random Mac payload bit sequence. More...
void	GenRawData (Direction dir, std::vector< int8_t > &information, size_t ue_id)
	Generate one raw information bit sequence. More...
void	GenCodeblock (Direction dir, const int8_t *input_ptr, std::vector< int8_t > &encoded_codeword)
	Generate the encoded bit sequence for one code block for the active LDPC configuration from the input bit sequence. More...
std::vector< complex_float >	GetModulation (const std::vector< int8_t > &encoded_codeword)
	Return the output of modulating the encoded codeword. More...
std::vector< complex_float >	GetDLModulation (const std::vector< int8_t > &encoded_codeword, complex_float *pilot_seq)
std::vector< complex_float >	GetModulation (const int8_t *encoded_codeword, size_t num_bits)
std::vector< complex_float >	BinForIfft (const std::vector< complex_float > &modulated_codeword) const
	An array with OfdmDataNum() elements with the OfdmDataNum() modulated elements binned at the center. More...
std::vector< complex_float >	GetCommonPilotTimeDomain () const
	Return the time-domain pilot symbol with OfdmCaNum complex floats. More...

Private Attributes
FastRand	fast_rand_
Config *	cfg_
const Profile	profile_

Detailed Description

Building blocks for generating end-to-end or unit test workloads for Agora.

Member Enumeration Documentation

Profile

enum DataGenerator::Profile

strong

Enumerator
kRandom
kProfile123

Constructor & Destructor Documentation

DataGenerator()

DataGenerator::DataGenerator ( Config *  cfg, uint64_t  seed = 0, Profile  profile = Profile::kRandom  )

inlineexplicit

Member Function Documentation

BinForIfft()

std::vector<complex_float> DataGenerator::BinForIfft ( const std::vector< complex_float > &  modulated_codeword ) const

inline

An array with OfdmDataNum() elements with the OfdmDataNum() modulated elements binned at the center.

Parameters

modulated_codeword

The modulated codeword with OfdmDataNum() elements

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DoDataGeneration()

void DataGenerator::DoDataGeneration

(

const std::string &

directory

)

GenCodeblock()

void DataGenerator::GenCodeblock ( Direction  dir, const int8_t *  input_ptr, std::vector< int8_t > &  encoded_codeword  )

inline

Generate the encoded bit sequence for one code block for the active LDPC configuration from the input bit sequence.

Parameters

input_ptr	The input bit sequence to be encoded
encoded_codeword	The generated encoded codeword bit sequence

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GenMacData()

void DataGenerator::GenMacData ( MacPacketPacked *  mac, size_t  ue_id  )

inline

Generate random Mac payload bit sequence.

Parameters

information	The generated input bit sequence
ue_id	ID of the UE that this codeblock belongs to

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GenRawData()

void DataGenerator::GenRawData ( Direction  dir, std::vector< int8_t > &  information, size_t  ue_id  )

inline

Generate one raw information bit sequence.

Parameters

information	The generated input bit sequence
ue_id	ID of the UE that this codeblock belongs to

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GetCommonPilotTimeDomain()

std::vector<complex_float> DataGenerator::GetCommonPilotTimeDomain ( ) const

inline

Return the time-domain pilot symbol with OfdmCaNum complex floats.

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GetDLModulation()

std::vector<complex_float> DataGenerator::GetDLModulation ( const std::vector< int8_t > &  encoded_codeword, complex_float *  pilot_seq  )

inline

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GetModulation() [1/2]

std::vector<complex_float> DataGenerator::GetModulation ( const int8_t *  encoded_codeword, size_t  num_bits  )

inline

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GetModulation() [2/2]

std::vector<complex_float> DataGenerator::GetModulation ( const std::vector< int8_t > &  encoded_codeword )

inline

Return the output of modulating the encoded codeword.

Parameters

encoded_codeword

The encoded LDPC codeword bit sequence

Returns

An array of complex floats with OfdmDataNum() elements

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Member Data Documentation

cfg_

Config* DataGenerator::cfg_

private

fast_rand_

FastRand DataGenerator::fast_rand_

private

profile_

const Profile DataGenerator::profile_

private

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

• src/data_generator/data_generator.h
• src/data_generator/data_generator.cc