float ReadStreamFloat(this Stream stream, int offset, bool little)
{
#if SAFE_CAST
byte[] intBytes = new byte[4];
stream.Position = offset;
stream.Read(intBytes, 0, intBytes.Length);
if (BitConverter.IsLittleEndian != little)
{
Reverse(intBytes, 0, intBytes.Length);
}
fixed(byte *bs = intBytes)
{
float *c = (float *)bs;
return(*c);
}
#else
if (BitConverter.IsLittleEndian == little)
{
FloatField fs = new FloatField(stream, offset);
return(fs.FloatVal);
}
else
{
RFloatField fs = new RFloatField(stream, offset);
return(fs.FloatVal);
}
#endif
}
void WriteStreamFloat(this Stream stream, int offset, float value, bool little)
{
#if SAFE_CAST
byte[] intBytes = new byte[4];
fixed(byte *bs = intBytes)
{
float *c = (float *)bs;
*c = value;
if (BitConverter.IsLittleEndian != little)
{
Reverse4(c);
}
}
stream.Position = offset;
stream.Write(intBytes, 0, intBytes.Length);
#else
if (BitConverter.IsLittleEndian == little)
{
FloatField fs = new FloatField(value);
fs.Fill(stream, offset);
}
else
{
RFloatField fs = new RFloatField(value);
fs.Fill(stream, offset);
}
#endif
}
void WriteFloat(this byte[] arr, int offset, float value, bool little)
{
#if SAFE_CAST
fixed(byte *bs = arr)
{
float *target = (float *)(bs + offset);
(*target) = value;
}
if (BitConverter.IsLittleEndian != little)
{
Reverse(arr, offset, 4);
}
#else
if (BitConverter.IsLittleEndian == little)
{
FloatField fs = new FloatField(value);
fs.Fill(arr, offset);
}
else
{
RFloatField fs = new RFloatField(value);
fs.Fill(arr, offset);
}
#endif
}
float ReadFloat(this byte[] arr, int offset, bool little)
{
#if PROFILER
Profiler.BeginSample("ReadFloat");
#endif
#if SAFE_CAST
float f;
fixed(byte *bytes = arr)
{
byte *databytes = bytes + offset;
f = *((float *)databytes);
}
if (BitConverter.IsLittleEndian != little)
{
Reverse4(&f);
}
#if PROFILER
Profiler.EndSample();
#endif
return(f);
#else
if (BitConverter.IsLittleEndian == little)
{
FloatField fs = new FloatField(arr, offset);
return(fs.FloatVal);
}
else
{
RFloatField fs = new RFloatField(arr, offset);
return(fs.FloatVal);
}
#endif
}
