public static object luaM_realloc_ <T>(lua_State L, T[] old_block, int new_size)
{
int unmanaged_size = (int)GetUnmanagedSize(typeof(T));
int old_size = (old_block == null) ? 0 : old_block.Length;
int osize = old_size * unmanaged_size;
int nsize = new_size * unmanaged_size;
T[] new_block = new T[new_size];
for (int i = 0; i < Math.Min(old_size, new_size); i++)
{
new_block[i] = old_block[i];
}
for (int i = old_size; i < new_size; i++)
{
new_block[i] = (T)System.Activator.CreateInstance(typeof(T));
}
if (CanIndex(typeof(T)))
{
//FIXME:added
T test = (T)System.Activator.CreateInstance(typeof(T));
Debug.Assert(test is ArrayElement, String.Format("Need to derive type {0} from ArrayElement", typeof(T).ToString()));
for (int i = 0; i < new_size; i++)
{
ArrayElement elem = new_block[i] as ArrayElement;
//FIXME:???
//Debug.Assert(elem != null, String.Format("Need to derive type {0} from ArrayElement", typeof(T).ToString()));
if (elem != null)
{
elem.set_index(i);
elem.set_array(new_block);
}
}
}
SubtractTotalBytes(L, osize);
AddTotalBytes(L, nsize);
return(new_block);
}
