IEEEFloat32.h

Go to the documentation of this file.

#ifndef _DLR_IEEEFLOAT32_H_
#define _DLR_IEEEFLOAT32_H_

#include <dlrCommon/exception.h>

namespace dlr {

  namespace numeric {

    class IEEEFloat32 {
    public:

      typedef float FloatType;

    
      IEEEFloat32();


      IEEEFloat32(FloatType value);


      IEEEFloat32(unsigned char byte0,
                  unsigned char byte1,
                  unsigned char byte2,
                  unsigned char byte3);


      IEEEFloat32(const IEEEFloat32& source);


      ~IEEEFloat32() {}


      operator
      FloatType() const {return static_cast<FloatType>(m_value);}
    

      unsigned char
      getByte(size_t index0);


      FloatType
      getFloat() {return static_cast<FloatType>(*this);}

    
      void
      setValue(FloatType value);


      void
      setValue(unsigned char byte0,
               unsigned char byte1,
               unsigned char byte2,
               unsigned char byte3);

    
    private:
      void
      binaryToFloat(unsigned char byte0,
                    unsigned char byte1,
                    unsigned char byte2,
                    unsigned char byte3,
                    FloatType& value);

    
      void
      checkTypes();
          

      void
      floatToBinary(FloatType value,
                    unsigned char& byte0,
                    unsigned char& byte1,
                    unsigned char& byte2,
                    unsigned char& byte3);

    
      FloatType m_value;

      unsigned char m_bytes[4];
    }; // class IEEEFloat32

  } // namespace numeric

} // namespace dlr


/* ======= Declarations to maintain compatibility with legacy code. ======= */

namespace dlr {

  using numeric::IEEEFloat32;

} // namespace dlr

#endif // #ifndef _DLR_IEEEFLOAT32_H_