private void Run1D()
{
var index = 0;
var end = BarList.Count;
// While Boards and Parts avaible.
while (index < end && PartsBar.Count > 0)
{
// Continue (next Bar) if no Parts for this Bar avaible.
if (!PartAvaible(BarList[index].Thickness, true, BarList[index].Width, BarList[index].Height))
{
index++;
continue;
}
Bars.Add(new Board
{
Width = BarList[index].Width,
Height = BarList[index].Height,
Price = BarList[index].Price,
Price_string = BarList[index].Price_string,
Amount = BarList[index].Amount,
Unlimited = BarList[index].Unlimited,
Bar = BarList[index].Bar,
Thickness = BarList[index].Thickness
});
// Contains indexes of used parts while recursion.
List <int> deleted = new List <int> ();
// Actual Length and Thickness (Bar).
Length = BarList[index].Width;
Thickness = BarList[index].Thickness;
BestLength = 0;
var length = 0;
Stage = 0;
// Run recursion.
Recursion1D(deleted, length);
BestBar.Sort();
BestBar.Reverse();
// Add used parts to Bar and delete from List.
foreach (int i in BestBar)
{
Bars[Bars.Count - 1].Parts.Add(new Part(PartsBar[i]));
PartsBar.RemoveAt(i);
}
BestBar.Clear();
// Delete Bar from List.
if (!BarList[index].Unlimited)
{
index++;
}
}
}
private bool Recursion1D(List <int> deleted, int length)
{
Stage++;
if (Stage > Options.MaxStage)
{
return(true);
}
List <Part> Tested = new List <Part> {
};
var i = -1;
foreach (Part part in PartsBar)
{
i++;
if (IsTested(part, Tested))
{
continue;
}
if ((part.Thickness == 0 || part.Thickness == Thickness) &&
!deleted.Contains(PartsBar.IndexOf(part)))
{
Tested.Add(part);
var lengthOld = length;
length = (length == 0) ? length + part.Width : length + part.Width + SpaceBar;
if (length <= Length)
{
deleted.Add(i);
if (Recursion1D(deleted, length))
{
return(true);
}
deleted.RemoveAt(deleted.Count - 1);
}
length = lengthOld;
}
}
if (length > BestLength)
{
BestLength = length;
BestBar = new List <int> (deleted);
// Stop Recursion if perfect solution found.
if (BestLength == Length)
{
return(true);
}
}
return(false);
}
