public PosIter(
FastAccess fl,
int[] startPos = null,
int fromDim = 0,
int toDim = int.MinValue)
{
if (startPos == null)
{
startPos = new int[fl.NumDiensions];
}
if (toDim == int.MinValue)
{
toDim = fl.NumDiensions - 1;
}
Pos = new int[startPos.Length];
startPos.CopyTo(Pos, 0);
Shape = fl.Shape;
Stride = fl.Stride;
Addr = fl.UnCheckedArray(startPos);
Active = Enumerable.Range(0, fl.NumDiensions + 1).All(d => !(fromDim <= d && d <= toDim) || (startPos[d] >= 0 && startPos[d] < Shape[d]));
FromDim = fromDim;
ToDim = toDim;
}
public HostBackend(Layout layout, IHostStorage <T> storage)
{
FastAccess = new FastAccess(layout);
data = storage.Data;
}
