private void GeneratePassableAreas()
{
for (int row = 0; row < this.matrix.GetLength(0); row++)
{
for (int col = 0; col < this.matrix.GetLength(1); col++)
{
if (!IsVisited(row, col) && this.matrix[row, col] == 'p')
{
var areaToAdd = new Area();
this.passableAreas.Add(areaToAdd);
GetPassablePositions(row, col, areaToAdd);
}
}
}
}
private void GetPassablePositions(int row, int col, Area result)
{
var currentCell = this.matrix[row, col];
if (currentCell == 'p')
{
this.visitedCells[row, col] = true;
result.AddPosition(new Position(row, col));
}
else
{
return;
}
var up = new { Row = row - 1, Col = col };
var down = new { Row = row + 1, Col = col };
var left = new { Row = row, Col = col - 1 };
var right = new { Row = row, Col = col + 1 };
if (IsInRange(up.Row, up.Col) && !IsVisited(up.Row, up.Col))
{
GetPassablePositions(up.Row, up.Col, result);
}
if (IsInRange(down.Row, down.Col) && !IsVisited(down.Row, down.Col))
{
GetPassablePositions(down.Row, down.Col, result);
}
if (IsInRange(left.Row, left.Col) && !IsVisited(left.Row, left.Col))
{
GetPassablePositions(left.Row, left.Col, result);
}
if (IsInRange(right.Row, right.Col) && !IsVisited(right.Row, right.Col))
{
GetPassablePositions(right.Row, right.Col, result);
}
}
