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3d-bin-packing-problem's Introduction

3D Bin Packing Problem

3D Bin Packing implementasyonu bu makale baz alınarak geliştirilmiştir. Makale. Referans kod: gedex.

Açıklama

Bin ve item parametrelerinin tanımlanması:

my_bin = Bin(name, width, height, depth, max_weight)
my_item = Item(name, width, height, depth, weight)

Packer 3 temel fonksiyona sahip:

packer = Packer()           # PACKER DEFINITION

packer.add_bin(my_bin)      # ADDING BINS TO PACKER
packer.add_item(my_item)    # ADDING ITEMS TO PACKER

packer.pack()               # PACKING - by default (bigger_first=False, distribute_items=False, number_of_decimals=3)

Packing işlemi sonrasında:

packer.bins                 # GET ALL BINS OF PACKER
my_bin.items                # GET ALL FITTED ITEMS IN EACH BIN
my_bin.unfitted_items       # GET ALL UNFITTED ITEMS IN EACH BIN

Kullanım

Packer oluşturulup istenilen sayıda bin ve istenilen binlere gerekli itemlar eklenebilir. .pack() fonksiyonu verilen bilgiler doğrusunda packing işlemini geçekleştirecektir.

from py3dbp import Packer, Bin, Item

packer = Packer()

packer.add_bin(Bin('small-envelope', 11.5, 6.125, 0.25, 10))
packer.add_bin(Bin('large-envelope', 15.0, 12.0, 0.75, 15))
packer.add_bin(Bin('small-box', 8.625, 5.375, 1.625, 70.0))
packer.add_bin(Bin('medium-box', 11.0, 8.5, 5.5, 70.0))
packer.add_bin(Bin('medium-2-box', 13.625, 11.875, 3.375, 70.0))
packer.add_bin(Bin('large-box', 12.0, 12.0, 5.5, 70.0))
packer.add_bin(Bin('large-2-box', 23.6875, 11.75, 3.0, 70.0))

packer.add_item(Item('50g [powder 1]', 3.9370, 1.9685, 1.9685, 1))
packer.add_item(Item('50g [powder 2]', 3.9370, 1.9685, 1.9685, 2))
packer.add_item(Item('50g [powder 3]', 3.9370, 1.9685, 1.9685, 3))
packer.add_item(Item('250g [powder 4]', 7.8740, 3.9370, 1.9685, 4))
packer.add_item(Item('250g [powder 5]', 7.8740, 3.9370, 1.9685, 5))
packer.add_item(Item('250g [powder 6]', 7.8740, 3.9370, 1.9685, 6))
packer.add_item(Item('250g [powder 7]', 7.8740, 3.9370, 1.9685, 7))
packer.add_item(Item('250g [powder 8]', 7.8740, 3.9370, 1.9685, 8))
packer.add_item(Item('250g [powder 9]', 7.8740, 3.9370, 1.9685, 9))

packer.pack()

for b in packer.bins:
    print(":::::::::::", b.string())

    print("FITTED ITEMS:")
    for item in b.items:
        print("====> ", item.string())

    print("UNFITTED ITEMS:")
    for item in b.unfitted_items:
        print("====> ", item.string())

    print("***************************************************")
    print("***************************************************")

GÖRSELLEŞTİRME

visualize.py dosyası kullanılarak 3 boyutlu görselleştirilmiş sonuçlara doğrudan ulaşılabilir.

Örnek görselleştirmeler

Örnek Görselleştirme - 1 Örnek Görselleştirme - 1

TEST DENEMELERİ

Denenen test case senaryolarının sonuçlarına ve görselleştirmelerine aşağıda linkteki Python Repository sekmesinden ulaşabilirsiniz.

https://docs.google.com/spreadsheets/d/1GicB3rwzPJe_Hlm_xAzUpQnWtp2qObtKjfGarEcGwDI/edit?usp=sharing

REFERANSLAR

3d-bin-packing-problem's People

Contributors

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