protected override BinPacking2D CreatePacking(
Solution partialSolution,
ref IList <int> remainingIDs, IList <PackingItem> items)
{
var bp = new BinPacking2D(partialSolution.BinShape);
bp.ExtremePointBasedPacking(ref remainingIDs, items, stackingConstraints: false);
return(bp);
}
protected override BinPacking2D CreatePacking(
Solution partialSolution,
ref IList <int> remainingIDs, IList <PackingItem> items)
{
var bp = new BinPacking2D(partialSolution.BinShape);
bp.SlidingBasedPacking(ref remainingIDs, items);
return(bp);
}
public Solution Decode(Permutation permutation, PackingShape binShape, IList <PackingItem> items)
{
Solution result = new Solution(binShape, useExtremePoints: true, stackingConstraints: false);
IList <int> remainingIDs = new List <int>(permutation);
while (remainingIDs.Count > 0)
{
var bp = new BinPacking2D(binShape);
bp.ExtremePointBasedPacking(ref remainingIDs, items, stackingConstraints: false);
result.Bins.Add(bp);
}
result.UpdateBinPackings();
return(result);
}
protected override PackingPosition FindPositionForItem(BinPacking2D bp, PackingItem item)
{
return(bp.FindExtremePointForItem(item, false, stackingConstraints: false));
}
protected abstract PackingPosition FindPositionForItem(BinPacking2D bp, PackingItem item);
protected BinPacking2D(BinPacking2D original, Cloner cloner)
: base(original, cloner)
{
this.ExtremePoints = new SortedSet <PackingPosition>(original.ExtremePoints.Select(p => cloner.Clone(p)));
}
protected override PackingPosition FindPositionForItem(BinPacking2D bp, PackingItem item)
{
return(bp.FindPositionBySliding(item, rotated: false, stackingConstraints: false));
}
protected BinPacking2D(BinPacking2D original, Cloner cloner) : base(original, cloner)
{
}