1 #ifndef CONVERSION_UTILITIES_BINARY_CONVERSION_H 2 #define CONVERSION_UTILITIES_BINARY_CONVERSION_H 9 # if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ 10 # define CONVERSION_UTILITIES_IS_BYTE_ORDER_LITTLE_ENDIAN false 11 # define CONVERSION_UTILITIES_IS_BYTE_ORDER_BIG_ENDIAN true 12 # define CONVERSION_UTILITIES_BYTE_ORDER_BIG_ENDIAN 13 # elif __BYTE_ORDER__ == __ORDER_PDP_ENDIAN__ 14 # define CONVERSION_UTILITIES_IS_BYTE_ORDER_LITTLE_ENDIAN false 15 # define CONVERSION_UTILITIES_IS_BYTE_ORDER_BIG_ENDIAN false 16 # define CONVERSION_UTILITIES_BYTE_ORDER_MIDDLE_ENDIAN 17 # elif __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__ 18 # define CONVERSION_UTILITIES_IS_BYTE_ORDER_LITTLE_ENDIAN true 19 # define CONVERSION_UTILITIES_IS_BYTE_ORDER_BIG_ENDIAN false 20 # define CONVERSION_UTILITIES_BYTE_ORDER_LITTLE_ENDIAN 23 #ifdef __FLOAT_WORD_ORDER__ 24 # if __FLOAT_WORD_ORDER__ == __ORDER_BIG_ENDIAN__ 25 # define CONVERSION_UTILITIES_FLOAT_BYTE_ORDER_BIG_ENDIAN 26 # elif __FLOAT_WORD_ORDER__ == __ORDER_PDP_ENDIAN__ 27 # define CONVERSION_UTILITIES_FLOAT_BYTE_ORDER_MIDDLE_ENDIAN 28 # elif __FLOAT_WORD_ORDER__ == __ORDER_LITTLE_ENDIAN__ 29 # define CONVERSION_UTILITIES_FLOAT_BYTE_ORDER_LITTLE_ENDIAN 32 #if defined(__BYTE_ORDER__) && defined(__FLOAT_WORD_ORDER__) 34 # if defined(__i386) || defined(__i386__) || defined(_M_IX86) || defined(__x86_64) || defined(__x86_64__) || defined(__amd64) || defined(_M_X64) || defined(__LITTLE_ENDIAN__) || defined(_little_endian__) || defined(_LITTLE_ENDIAN) || defined(_WIN32_WCE) || defined(WINAPI_FAMILY) 35 # ifndef __BYTE_ORDER__ 36 # define CONVERSION_UTILITIES_IS_BYTE_ORDER_LITTLE_ENDIAN true 37 # define CONVERSION_UTILITIES_IS_BYTE_ORDER_BIG_ENDIAN false 38 # define CONVERSION_UTILITIES_BYTE_ORDER_LITTLE_ENDIAN 40 # ifndef __FLOAT_WORD_ORDER__ 41 # define CONVERSION_UTILITIES_FLOAT_BYTE_ORDER_LITTLE_ENDIAN 43 # elif defined(__MIPSEB__) || defined(__s390__) || defined(__BIG_ENDIAN__) || defined(_big_endian__) || defined(_BIG_ENDIAN) 44 # ifndef __BYTE_ORDER__ 45 # define CONVERSION_UTILITIES_IS_BYTE_ORDER_LITTLE_ENDIAN false 46 # define CONVERSION_UTILITIES_IS_BYTE_ORDER_BIG_ENDIAN true 47 # define CONVERSION_UTILITIES_BYTE_ORDER_BIG_ENDIAN 49 # ifndef __FLOAT_WORD_ORDER__ 50 # define CONVERSION_UTILITIES_FLOAT_BYTE_ORDER_BIG_ENDIAN 53 # error "Unable to determine byte order!" 57 #if defined(CONVERSION_UTILITIES_BYTE_ORDER_MIDDLE_ENDIAN) 58 # error "Middle endian byte order is not supported!" 60 #if defined(CONVERSION_UTILITIES_FLOAT_BYTE_ORDER_MIDDLE_ENDIAN) 61 # error "Middle endian byte order is not supported!" 73 #if defined(CONVERSION_UTILITIES_BYTE_ORDER_LITTLE_ENDIAN) 74 # define CONVERSION_UTILITIES_BINARY_CONVERSION_INTERNAL 0 75 #elif defined(CONVERSION_UTILITIES_BYTE_ORDER_BIG_ENDIAN) 76 # define CONVERSION_UTILITIES_BINARY_CONVERSION_INTERNAL 1 79 #undef CONVERSION_UTILITIES_BINARY_CONVERSION_INTERNAL 89 #if defined(CONVERSION_UTILITIES_BYTE_ORDER_LITTLE_ENDIAN) 90 # define CONVERSION_UTILITIES_BINARY_CONVERSION_INTERNAL 1 91 #elif defined(CONVERSION_UTILITIES_BYTE_ORDER_BIG_ENDIAN) 92 # define CONVERSION_UTILITIES_BINARY_CONVERSION_INTERNAL 0 95 #undef CONVERSION_UTILITIES_BINARY_CONVERSION_INTERNAL 104 return static_cast<uint16>(float32value * 256.0f);
112 return static_cast<float32
>(fixed8value) / 256.0f;
120 return static_cast<uint32>(float32value * 65536.0f);
128 return static_cast<float32
>(fixed16value) / 65536.0f;
138 return ((normalInt & 0x0000007fu) )
139 | ((normalInt & 0x00003f80u) << 1)
140 | ((normalInt & 0x001fc000u) << 2)
141 | ((normalInt & 0x0fe00000u) << 3);
151 return ((synchsafeInt & 0x0000007fu) )
152 | ((synchsafeInt & 0x00007f00u) >> 1)
153 | ((synchsafeInt & 0x007f0000u) >> 2)
154 | ((synchsafeInt & 0x7f000000u) >> 3);
162 return (value >> 8) | (value << 8);
171 | ((value & 0x00FF0000) >> 8)
172 | ((value & 0x0000FF00) << 8)
181 return(value >> (7 * 8))
182 | ((value & 0x00FF000000000000) >> (5 * 8))
183 | ((value & 0x0000FF0000000000) >> (3 * 8))
184 | ((value & 0x000000FF00000000) >> (1 * 8))
185 | ((value & 0x00000000FF000000) << (1 * 8))
186 | ((value & 0x0000000000FF0000) << (3 * 8))
187 | ((value & 0x000000000000FF00) << (5 * 8))
188 | ((value) << (7 * 8));
193 #endif // CONVERSION_UTILITIES_BINARY_CONVERSION_H
CPP_UTILITIES_EXPORT constexpr uint16 toFixed8(float32 float32value)
Returns the 8.8 fixed point representation converted from the specified 32-bit floating point number...
std::uint64_t uint64
unsigned 64-bit integer
CPP_UTILITIES_EXPORT constexpr uint16 swapOrder(uint16 value)
Swaps the byte order of the specified 16-bit unsigned integer.
Contains several functions providing conversions between different data types.
std::uint32_t uint32
unsigned 32-bit integer
CPP_UTILITIES_EXPORT constexpr uint32 toSynchsafeInt(uint32 normalInt)
Returns a 32-bit synchsafe integer converted from a normal 32-bit integer.
CPP_UTILITIES_EXPORT constexpr float32 toFloat32(uint16 fixed8value)
Returns a 32-bit floating point number converted from the specified 8.8 fixed point representation...
CPP_UTILITIES_EXPORT constexpr uint32 toNormalInt(uint32 synchsafeInt)
Returns a normal 32-bit integer converted from a 32-bit synchsafe integer.
CPP_UTILITIES_EXPORT constexpr uint32 toFixed16(float32 float32value)
Returns the 16.16 fixed point representation converted from the specified 32-bit floating point numbe...
#define CPP_UTILITIES_EXPORT
Marks the symbol to be exported by the c++utilities library.
std::uint16_t uint16
unsigned 16-bit integer