DecoderFloat_IEEE754 Class Reference

#include <ErrorMatrixCompressor.h>

Collaboration diagram for DecoderFloat_IEEE754:

Public Member Functions
void	setF (float f)
float	getF ()
void	setL (int l)
unsigned int	getL ()
void	print ()
short int	getExponent ()
unsigned int	getMantissa ()
void	setExponent (short int)
void	setSign (int)

Public Attributes
std::uint32_t	m_data {}

Detailed Description

Definition at line 21 of file ErrorMatrixCompressor.h.

Member Function Documentation

getExponent()

short int DecoderFloat_IEEE754::getExponent

(

)

Definition at line 25 of file ErrorMatrixCompressor.cxx.

{
  std::uint32_t mask = 0x7f800000u;
  return ((m_data & mask) >> 23);
}

getF()

float DecoderFloat_IEEE754::getF ( )

inline

Definition at line 30 of file ErrorMatrixCompressor.h.

    {
      auto myUint = m_data;
      if(myUint==0x80000000u)
          return 0.0;
      else
    return std::bit_cast<float>(m_data);
    }

getL()

unsigned int DecoderFloat_IEEE754::getL ( )

inline

Definition at line 42 of file ErrorMatrixCompressor.h.

    {
      return m_data;
    }

getMantissa()

unsigned int DecoderFloat_IEEE754::getMantissa

(

)

Definition at line 31 of file ErrorMatrixCompressor.cxx.

{
  std::uint32_t mask = 0x007fffffu;
  return (m_data & mask);
}

print()

void DecoderFloat_IEEE754::print

(

)

Definition at line 20 of file ErrorMatrixCompressor.cxx.

{
 std::cout << std::format("{:032b}\n", m_data);
}

setExponent()

void DecoderFloat_IEEE754::setExponent

(

short int

ex

)

Definition at line 38 of file ErrorMatrixCompressor.cxx.

{
  std::uint32_t buf=ex;
  buf=buf<<23;
  std::uint32_t mask=0x7F800000u;
  m_data = m_data | (buf & mask);
}

setF()

void DecoderFloat_IEEE754::setF ( float f )

inline

Definition at line 26 of file ErrorMatrixCompressor.h.

    {
      m_data=std::bit_cast<std::uint32_t>(f);
    }

setL()

void DecoderFloat_IEEE754::setL ( int l )

inline

Definition at line 38 of file ErrorMatrixCompressor.h.

    {
      m_data=l;
    }

setSign()

void DecoderFloat_IEEE754::setSign

(

int

s

)

Definition at line 46 of file ErrorMatrixCompressor.cxx.

{
  if(s>0)
    {
      m_data = m_data & 0x7FFFFFFFu;
    }
  else
    {
      m_data= m_data | 0x80000000u;
    }
}

Member Data Documentation

m_data

std::uint32_t DecoderFloat_IEEE754::m_data {}

Definition at line 52 of file ErrorMatrixCompressor.h.

{};

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

• ErrorMatrixCompressor.h
• ErrorMatrixCompressor.cxx