private static Double ReadFast(ref MessagePackReader reader, ref byte position)
{
var value = new Float64Bits(ref position).Value;
reader.AdvanceWithinSpan(9);
return(value);
}
public unsafe void Write(double value)
{
var f = new Float64Bits(value);
f.CopyTo(_bufferWriter.GetSpan(8));
_bufferWriter.Advance(8);
}
public void FloatBits_TEST()
{
Xorshift random = new Xorshift(Seed);
for (int i = 0; i < 100000; ++i)
{
double value = random.Uniform(-1.0e+9, 1.0e+9);
var enc = new Float64Bits(value);
var ms = new MemoryStream();
enc.Write(ms);
var dec = new Float64Bits(ms.ToArray(), 0);
// perfect equal
Assert.AreEqual(dec.Value, value);
}
for (int i = 0; i < 100000; ++i)
{
float value = (float)random.Uniform(-1.0e+6, 1.0e+6);
var enc = new Float32Bits(value);
var ms = new MemoryStream();
enc.Write(ms);
var dec = new Float32Bits(ms.ToArray(), 0);
// perfect equal
Assert.AreEqual(dec.Value, value);
}
}
public double GetFloat64()
{
const int BytesLength = 8;
Span <byte> bytes = stackalloc byte[BytesLength];
_sequence.Slice(0, BytesLength).CopyTo(bytes);
_sequence = _sequence.Slice(BytesLength);
var f = new Float64Bits(bytes);
return(f.Value);
}
