double ReadStreamDouble(this Stream stream, int offset, bool little)
{
#if SAFE_CAST
byte[] intBytes = new byte[8];
stream.Position = offset;
stream.Read(intBytes, 0, intBytes.Length);
if (BitConverter.IsLittleEndian != little)
{
Reverse(intBytes, 0, intBytes.Length);
}
fixed(byte *bs = intBytes)
{
double *c = (double *)bs;
return(*c);
}
#else
if (BitConverter.IsLittleEndian == little)
{
DoubleField fs = new DoubleField(stream, offset);
return(fs.DoubleVal);
}
else
{
RDoubleField fs = new RDoubleField(stream, offset);
return(fs.DoubleVal);
}
#endif
}
void WriteStreamDouble(this Stream stream, int offset, double value, bool little)
{
#if SAFE_CAST
byte[] intBytes = new byte[8];
fixed(byte *bs = intBytes)
{
double *c = (double *)bs;
*c = value;
if (BitConverter.IsLittleEndian != little)
{
Reverse8(c);
}
}
stream.Position = offset;
stream.Write(intBytes, 0, intBytes.Length);
#else
if (BitConverter.IsLittleEndian == little)
{
DoubleField fs = new DoubleField(value);
fs.Fill(stream, offset);
}
else
{
RDoubleField fs = new RDoubleField(value);
fs.Fill(stream, offset);
}
#endif
}
void WriteDouble(this byte[] arr, int offset, double value, bool little)
{
#if SAFE_CAST
fixed(byte *bs = arr)
{
double *target = (double *)(bs + offset);
(*target) = value;
}
if (BitConverter.IsLittleEndian != little)
{
Reverse(arr, offset, 8);
}
#else
if (BitConverter.IsLittleEndian == little)
{
DoubleField fs = new DoubleField(value);
fs.Fill(arr, offset);
}
else
{
RDoubleField fs = new RDoubleField(value);
fs.Fill(arr, offset);
}
#endif
}
double ReadDouble(this byte[] arr, int offset, bool little)
{
#if SAFE_CAST
#if PROFILER
Profiler.BeginSample("ReadDouble");
#endif
double d;
fixed(byte *bytes = arr)
{
byte *databytes = bytes + offset;
d = *((double *)databytes);
}
if (BitConverter.IsLittleEndian != little)
{
Reverse8(&d);
}
#if PROFILER
Profiler.EndSample();
#endif
return(d);
#else
if (BitConverter.IsLittleEndian == little)
{
DoubleField fs = new DoubleField(arr, offset);
return(fs.DoubleVal);
}
else
{
RDoubleField fs = new RDoubleField(arr, offset);
return(fs.DoubleVal);
}
#endif
}
