static void StackSample()
{
Span <byte> span = stackalloc byte[10];
SampleImport.SAMPLE_NumberSequence_UseRef(ref span[0], span.Length);
Console.WriteLine(ToString(span));
}
static void ArraySample()
{
var bytes = new byte[10];
SampleImport.SAMPLE_NumberSequence_UseRef(ref bytes[0], bytes.Length);
Console.WriteLine(ToString(bytes));
}
static void SpanSample()
{
var bytes = new byte[10];
var span = bytes.AsSpan();
SampleImport.SAMPLE_NumberSequence_UseRef(ref span[0], span.Length);
Console.WriteLine(ToString(bytes));
}
static void WritebackSample()
{
var p = SampleImport.SAMPLE_Create();
{
var d = new Dummy
{
Index = 10,
Value = new Vector3
{
X = 1,
Y = 2,
Z = -3,
},
};
Marshal.StructureToPtr(d, p, true);
}
SampleImport.SAMPLE_Print(p);
SampleImport.SAMPLE_Destroy(p);
}
static void WritebackCast()
{
var p = SampleImport.SAMPLE_Create();
unsafe
{
var pd = (Dummy *)p;
* pd = new Dummy
{
Index = 10,
Value = new Vector3
{
X = 1,
Y = 2,
Z = -3,
},
};
}
SampleImport.SAMPLE_Print(p);
SampleImport.SAMPLE_Destroy(p);
}
static void WritebackStack()
{
var p = SampleImport.SAMPLE_Create();
// さすがに必要
unsafe
{
var span = new Span <Dummy>((void *)p, 1);
span[0] = new Dummy
{
Index = 10,
Value = new Vector3
{
X = 1,
Y = 2,
Z = -3,
},
};
}
SampleImport.SAMPLE_Print(p);
SampleImport.SAMPLE_Destroy(p);
}