/// <summary>
/// Loads the UW block.
/// </summary>
/// <returns><c>true</c>, if UW block was loaded, <c>false</c> otherwise.</returns>
/// <param name="arkData">Ark data.</param>
/// <param name="blockNo">Block no.</param>
/// <param name="targetDataLen">Target data length.</param>
/// <param name="uwb">Uwb.</param>
public static bool LoadUWBlock(char[] arkData, int blockNo, long targetDataLen, out UWBlock uwb)
{
uwb = new UWBlock();
int NoOfBlocks = (int)getValAtAddress(arkData, 0, 32);
switch (main.curgame)
{
case main.GAME_UW2:
{ //6 + block *4 + (noOfBlocks*type)
uwb.Address = (int)getValAtAddress(arkData, 6 + (blockNo * 4), 32);
uwb.CompressionFlag = (int)getValAtAddress(arkData, 6 + (blockNo * 4) + (NoOfBlocks * 4), 32);
uwb.DataLen = getValAtAddress(arkData, 6 + (blockNo * 4) + (NoOfBlocks * 8), 32);
uwb.ReservedSpace = getValAtAddress(arkData, 6 + (blockNo * 4) + (NoOfBlocks * 12), 32);
if (uwb.Address != 0)
{
if (((uwb.CompressionFlag >> 1) & 0x01) == 1)
{ //data is compressed;
uwb.Data = unpackUW2(arkData, uwb.Address, ref uwb.DataLen);
return(true);
}
else
{
uwb.Data = new char[uwb.DataLen];
int b = 0;
for (long i = uwb.Address; i < uwb.Address + uwb.DataLen; i++)
{ //Copy the data to the block.
uwb.Data[b++] = arkData[i];
}
return(true);
}
}
else
{
uwb.DataLen = 0;
return(false);
}
}
default:
{
uwb.Address = getValAtAddress(arkData, (blockNo * 4) + 2, 32);
if (uwb.Address != 0)
{
uwb.Data = new char[targetDataLen];
uwb.DataLen = targetDataLen;
uwb.CompressionFlag = 0;
int b = 0;
for (long i = uwb.Address; i < uwb.Address + uwb.DataLen; i++)
{ //Copy the data to the block.
uwb.Data[b++] = arkData[i];
}
return(true);
}
else
{
uwb.DataLen = 0;
return(false);
}
}
}
}