private byte[] VerifyBytes <T>(T instance, byte[] expected)
where T : struct
{
var structLayout = typeof(T).GetTypeInfo().StructLayoutAttribute;
Assert.NotNull(structLayout);
Assert.Equal(LayoutKind.Sequential, structLayout.Value);
Assert.Equal(1, structLayout.Pack);
var serialized = SdbData.Serialize(new[] { instance });
var str = string.Join(", ", serialized.Select(t => "0x" + t.ToString("X2")));
_output.WriteLine($"{{{str}}}");
Assert.Equal(expected.Length, Marshal.SizeOf <T>());
Assert.Equal(expected.Length, serialized.Length);
Assert.Equal(expected, serialized);
return(serialized);
}
public void SerializeSdbData(Stream stream)
{
var head = new SdbDataHead(
_fileFormat,
ClassIdMap,
SchemaTypes,
Particles,
ParticleIndexes,
Attributes);
head.Validate();
void ValidatePosition(int position)
{
if (position != stream.Position)
{
throw new InvalidDataException();
}
}
ValidatePosition(0);
SdbData.Serialize(head, stream);
ValidatePosition(head.ClassIds.Offset);
SdbData.Serialize(ClassIdMap, stream);
ValidatePosition(head.SchemaType.Offset);
SdbData.Serialize(SchemaTypes, stream);
ValidatePosition(head.Particles.Offset);
SdbData.Serialize(Particles, stream);
ValidatePosition(head.ParticleChildren.Offset);
SdbData.Serialize(ParticleIndexes, stream);
ValidatePosition(head.Attributes.Offset);
SdbData.Serialize(Attributes, stream);
}