// Convert a byte array to an array of structs
public static T[] DeserializeArray <T>(MarshalMemPool pool, byte[] src, int byteOffset = 0, int bytes = -1) where T : struct
{
//if (Marshal.SizeOf(typeof(T)) < data.Length)
// throw new VoxeException("Input data too small");
int objSize = TSSize <T> .ValueSize;
int len = (bytes <= 0) ? src.Length : bytes;
int objArrSize = len / objSize;
// Make sure we don't cut some data in half
//Assert.IsTrue(objArrSize*objSize == bytes);
if (objArrSize * objSize != bytes)
{
return(null);
}
var ret = new T[objArrSize];
IntPtr buffer = pool.Pop(len);
Marshal.Copy(src, 0, buffer, len);
long pBuffer = (long)buffer;
for (int i = 0; i < objArrSize; i++, pBuffer += objSize)
{
ret[i] = (T)Marshal.PtrToStructure((IntPtr)pBuffer, typeof(T));
}
pool.Push(len);
return(ret);
}
// Convert a byte array to an array of structs
public static T[] DeserializeArray <T>(MarshalMemPool pool, byte[] src, int length = -1) where T : struct
{
//if (Marshal.SizeOf(typeof(T)) < data.Length)
// throw new VoxeException("Input data too small");
int objSize = TSSize <T> .ValueSize;
int len = (length <= 0) ? src.Length : length;
int objArrSize = len / objSize;
T[] ret = new T[objArrSize];
IntPtr buffer = pool.Pop(len);
Marshal.Copy(src, 0, buffer, len);
long pBuffer = (long)buffer;
for (int i = 0; i < objArrSize; i++, pBuffer += objSize)
{
ret[i] = (T)Marshal.PtrToStructure((IntPtr)pBuffer, typeof(T));
}
pool.Push(len);
return(ret);
}
// Converts a struct to a byte array
public static void Serialize <T>(MarshalMemPool pool, ref T src, ref byte[] dst) where T : struct
{
int objSize = TSSize <T> .ValueSize;
IntPtr buffer = pool.Pop(objSize);
{
Marshal.StructureToPtr(src, buffer, true);
Marshal.Copy(buffer, dst, 0, objSize);
}
pool.Push(objSize);
}
// Converts a byte array to a struct
public static T Deserialize <T>(MarshalMemPool pool, byte[] src, int offset = 0) where T : struct
{
//if(Marshal.SizeOf(typeof (T))<data.Length)
// throw new VoxeException("Input data too small");
int objSize = src.Length;
IntPtr buffer = pool.Pop(objSize);
Marshal.Copy(src, offset, buffer, objSize);
T ret = (T)Marshal.PtrToStructure(buffer, typeof(T));
pool.Push(objSize);
return(ret);
}
// Converts a struct to a byte array
public static byte[] Serialize <T>(MarshalMemPool pool, ref T src) where T : struct
{
int objSize = TSSize <T> .ValueSize;
var dst = new byte[objSize];
IntPtr buffer = pool.Pop(objSize);
{
Marshal.StructureToPtr(src, buffer, true);
Marshal.Copy(buffer, dst, 0, objSize);
}
pool.Push(objSize);
return(dst);
}
// Convert a struct to byte array
public static byte[] Serialize <T>(ref T data, MarshalMemPool pool) where T : struct
{
int objSize = TSSize <T> .ValueSize;
byte[] ret = new byte[objSize];
IntPtr buffer = pool.Pop(objSize);
Marshal.StructureToPtr(data, buffer, true);
Marshal.Copy(buffer, ret, 0, objSize);
pool.Push(objSize);
return(ret);
}
// Converts an array of structs to a byte array
public static void SerializeArray <T>(MarshalMemPool pool, T[] src, ref byte[] dst, int items = -1)
where T : struct
{
int itemsToConvert = (items < 0) ? src.Length : items;
int objSize = TSSize <T> .ValueSize;
int objArrSize = objSize * itemsToConvert;
IntPtr pBuffer = pool.Pop(objArrSize);
{
long pDst = (long)pBuffer;
for (int i = 0; i < itemsToConvert; i++, pDst += objSize)
{
Marshal.StructureToPtr(src[i], (IntPtr)pDst, true);
Marshal.Copy((IntPtr)pDst, dst, i * objSize, objSize);
}
}
pool.Push(objArrSize);
}
// Convert a struct array to byte array
public static byte[] SerializeArray <T>(T[] data, MarshalMemPool pool) where T : struct
{
int objSize = TSSize <T> .ValueSize;
int objArrSize = objSize * data.Length;
byte[] ret = new byte[objArrSize];
IntPtr buffer = pool.Pop(objArrSize);
long pBuffer = (long)buffer;
for (int i = 0; i < data.Length; i++, pBuffer += objSize)
{
Marshal.StructureToPtr(data[i], (IntPtr)pBuffer, true);// should be false in case struct uses pointers
Marshal.Copy((IntPtr)pBuffer, ret, i * objSize, objSize);
}
pool.Push(objArrSize);
return(ret);
}
