Algorithms

Cenator wrote:

what is wrong with you?
simply you can don't answer to me

sort the cubes from biggest to smallest.
for each cube
   Select available places
   place the cube at the place which waste minimum
next

public static string placeItemInBin(Item itemToPlacing)
{
    //sortBinList(); جعبه ی پر تر اولویت دارد
    LinkedListNode<Bin> binNode;
    bool isPlaced = false;
    int allSideStates = 1;

    while (allSideStates <= 2)
    {
        binNode = listOfBins.First;
        while (isPlaced == false && binNode != null)
        {
            if (binNode.Value.RemainWidth >= itemToPlacing.Width)
                if (binNode.Value.RemainWeight >= itemToPlacing.Weight
                    && binNode.Value.Height >= itemToPlacing.Height
                    && binNode.Value.Depth >= itemToPlacing.Depth)
                {
                    LinkedListNode<Partirion> partitionNode;
                    LinkedListNode<Partirion> Best;
                    Best=null;
                    partitionNode = binNode.Value.parts.First;
                    while (partitionNode != null)
                    {
                        //Best Fit :
                        if (partitionNode.Value.num == -1
                            && partitionNode.Value.size >= itemToPlacing.Width
                            && (Best == null || partitionNode.Value.size <= Best.Value.size))
                        {
                            Best = partitionNode;
                            if (Best.Value.size == itemToPlacing.Width)
                                break;
                        }
                        partitionNode = partitionNode.Next;
                    }
                    if (Best != null)
                    {
                        //separate node:
                        Partirion newPart = new Partirion(itemToPlacing.Width, itemToPlacing.Number,
                            Best.Value.cmBegin);
                        Best.Value.cmBegin += itemToPlacing.Width;
                        Best.Value.size -= itemToPlacing.Width;
                        //Add Nodes:
                        binNode.Value.parts.AddBefore(Best, newPart);
                        //
                        itemToPlacing.BinNumber = binNode.Value.Number;
                        binNode.Value.RemainWidth -= itemToPlacing.Width;
                        binNode.Value.RemainWeight -= itemToPlacing.Weight;
                        binNode.Value.RemainVolume -= itemToPlacing.Width
                            * binNode.Value.Height * binNode.Value.Depth;
                        isPlaced = true;
                        return ("item: (" + itemToPlacing + ") ====> Bin: (" + binNode.Value + ")");
                    }

                }
            binNode = binNode.Next;
        }
        itemToPlacing.changeSideState();
        allSideStates++;
    }
    return "Not Found";
}

LinkBinsOrItems.sortItemList();//Biggeset To Smallest
LinkBinsOrItems.sortBinList();//Smallest To Biggest

private void btnBestMode_Click(object sender, EventArgs e)
{
    //Check if Lists Are Empty?
    //If the LinkedList<T> is empty, the First and Last properties contain null.
    if (LinkBinsOrItems.listOfBins == null)
    {
        if (LinkBinsOrItems.listOfItems == null)//If Both Of Lists Are Empty
        {
            MessageBox.Show("Item List And Also Bin List Are Empty!!"
                +"You Must Enter Bins And Items..."
                , "Bin List And Item list Empty Error", MessageBoxButtons.OK
                , MessageBoxIcon.Information);
            return;
        }
        //If Only Bin List Is Empty
        MessageBox.Show("Bin List Is Empty!! You Must Enter Bins...", "Bin List Empty Error"
            , MessageBoxButtons.OK, MessageBoxIcon.Information);
        return;
    }
    //If Only Item List Is Empty
    if (LinkBinsOrItems.listOfItems == null)
    {
        MessageBox.Show("Item List is Empty!! You Must Enter Items..."
            , "Item List Empty Error", MessageBoxButtons.OK, MessageBoxIcon.Information);
        return;
    }

    //Show Warning To User
    DialogResult result = MessageBox.Show("Are you sure you want to do sorting "
        +"for creat more free space?(This can change items places"
        , "Sort For Best Mode",MessageBoxButtons.YesNo,MessageBoxIcon.Question);
    if (result == DialogResult.No)
        return;

    LinkedListNode<Item> itemNode;
    LinkedListNode<Bin> binNode;

    //Clear Bins And Items Relations
    itemNode = LinkBinsOrItems.listOfItems.First;
    for (int i = 1; i <= LinkBinsOrItems.listOfItems.Count; i++)
    {
        itemNode.Value.BinNumber = -1;
    }
    binNode = LinkBinsOrItems.listOfBins.First;
    for (int i = 1; i <= LinkBinsOrItems.listOfBins.Count; i++)
    {
        binNode.Value.clearRelations();
    }

    //Sort Bin And Item List:
    LinkBinsOrItems.sortItemList();//Biggeset To Smallest
    LinkBinsOrItems.sortBinList();//Smallest To Biggest

    //Do Placing:
    listBox1.Items.Add("");
    itemNode = LinkBinsOrItems.listOfItems.First;
    for (int i = 1; i <= LinkBinsOrItems.listOfItems.Count; i++)
    {
        listBox1.Items.Add(itemNode.Value);
        listBox2.Items.Add(LinkBinsOrItems.placeItemInBin(itemNode.Value));
        itemNode = itemNode.Next;
    }

    //Inintal Rrport
    itemReportInitaling();//test
    BinReportInitaling();//Test
}

Cenator wrote:

Thanks [Rose]

Member 11849553 wrote:

who i can talk to regarding Mathematics and Algorithms