public static new async Task <OptimisedNode[][]> FromIntArrayAsync(int[][] data)
{
var size = data.Length;
var squareSize = (int)Math.Sqrt(size);
var output = new OptimisedNode[size][];
for (var i = 0; i < size; i++)
{
}
for (var y = 0; y < size; y++)
{
for (var x = 0; x < size; x++)
{
output[x] ??= new OptimisedNode[size];
output[x][y] = new OptimisedNode()
{
Starting = data[x][y] != 0,
Value = data[x][y],
X = x,
Y = y,
Z = (int)(Math.Floor(y / (decimal)squareSize) * squareSize + Math.Floor(x / (decimal)squareSize)),
NextX = x == size - 1 ? 0: x + 1,
NextY = x == size - 1 ? y + 1 : y
};
}
}
return(output);
}
public void AddNode(OptimisedNode node)
{
Nodes.Add(node);
if (node.Value != 0)
{
Blacklist(node.Value);
mutable[node.Value - 1] = false;
}
}
public async Task Init(INode[][] rawGrid)
{
if (!Helper.IsValidSudoku(rawGrid))
{
throw new ArgumentException("Provided data is not a valid sudoku grid.");
}
timerInit.Start();
steps = 0;
size = rawGrid.Length;
workingData = new OptimisedNode[size][];
rows = new OptimisedNodeGroup[size];
cols = new OptimisedNodeGroup[size];
sqrs = new OptimisedNodeGroup[size];
for (var i = 0; i < size; i++)
{
workingData[i] = new OptimisedNode[size];
rows[i] = new OptimisedNodeGroup(size)
{
Id = i
};
cols[i] = new OptimisedNodeGroup(size)
{
Id = i
};
sqrs[i] = new OptimisedNodeGroup(size)
{
Id = i
};
}
for (var y = 0; y < size; y++)
{
for (var x = 0; x < size; x++)
{
var rawCell = rawGrid[x][y];
var cell = new OptimisedNode()
{
X = x,
Y = y,
Z = rawCell.Z,
Value = rawCell.Value,
NextX = x == (size - 1) ? 0 : x + 1,
NextY = x == (size - 1) ? y + 1 : y,
Starting = rawCell.Starting,
Row = rows[y],
Col = cols[x],
Sqr = sqrs[rawCell.Z],
};
workingData[x][y] = cell;
rows[y].AddNode(cell);
cols[x].AddNode(cell);
sqrs[cell.Z].AddNode(cell);
}
}
playbackData = new Queue <IPlaybackStep>();
timerInit.Stop();
Ready = true;
}