[9348] | 1 | #region License Information
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| 2 | /* HeuristicLab
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[13032] | 3 | * Copyright (C) 2002-2015 Joseph Helm and Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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[9348] | 4 | *
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| 5 | * This file is part of HeuristicLab.
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| 6 | *
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| 7 | * HeuristicLab is free software: you can redistribute it and/or modify
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| 8 | * it under the terms of the GNU General Public License as published by
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| 9 | * the Free Software Foundation, either version 3 of the License, or
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| 10 | * (at your option) any later version.
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| 11 | *
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| 12 | * HeuristicLab is distributed in the hope that it will be useful,
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| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 15 | * GNU General Public License for more details.
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| 16 | *
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| 17 | * You should have received a copy of the GNU General Public License
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| 18 | * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
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| 19 | */
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| 20 | #endregion
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| 21 |
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| 22 | using System;
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| 23 | using HeuristicLab.Problems.BinPacking.Interfaces;
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| 24 | using HeuristicLab.Core;
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| 25 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
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| 26 | using HeuristicLab.Common;
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[13574] | 27 | using HeuristicLab.Data;
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| 28 | using HeuristicLab.Parameters;
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[9348] | 29 | using HeuristicLab.Problems.BinPacking.Dimensions;
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| 30 |
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| 31 | namespace HeuristicLab.Problems.BinPacking.Shapes {
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| 32 | [Item("CuboidPackingShape", "Represents the cuboid measures (width, height, depth) of a three-dimensional cuboidic bin-packing object.")]
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| 33 | [StorableClass]
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| 34 | public abstract class CuboidPackingShape : PackingShape<ThreeDimensionalPacking>, IRegularPackingShape, IComparable<CuboidPackingShape> {
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[13605] | 35 | public IFixedValueParameter<IntValue> HeightParameter {
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| 36 | get { return (IFixedValueParameter<IntValue>)Parameters["Height"]; }
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[13574] | 37 | }
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[13605] | 38 | public IFixedValueParameter<IntValue> WidthParameter {
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| 39 | get { return (IFixedValueParameter<IntValue>)Parameters["Width"]; }
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[13574] | 40 | }
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[13605] | 41 | public IFixedValueParameter<IntValue> DepthParameter {
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| 42 | get { return (IFixedValueParameter<IntValue>)Parameters["Depth"]; }
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[13574] | 43 | }
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| 44 |
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[13605] | 45 | public int Height {
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| 46 | get { return HeightParameter.Value.Value; }
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| 47 | set { HeightParameter.Value.Value = value; }
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[9596] | 48 | }
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[9348] | 49 |
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[13605] | 50 | public int Width {
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| 51 | get { return WidthParameter.Value.Value; }
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| 52 | set { WidthParameter.Value.Value = value; }
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[9348] | 53 | }
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| 54 |
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[13605] | 55 | public int Depth {
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| 56 | get { return DepthParameter.Value.Value; }
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| 57 | set { DepthParameter.Value.Value = value; }
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[9348] | 58 | }
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| 59 |
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[13605] | 60 | [StorableConstructor]
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| 61 | protected CuboidPackingShape(bool deserializing) : base(deserializing) { }
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| 62 | protected CuboidPackingShape(CuboidPackingShape original, Cloner cloner)
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| 63 | : base(original, cloner) {
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| 64 | RegisterEvents();
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[9348] | 65 | }
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[13574] | 66 | protected CuboidPackingShape()
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| 67 | : base() {
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| 68 | Parameters.Add(new FixedValueParameter<IntValue>("Width"));
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| 69 | Parameters.Add(new FixedValueParameter<IntValue>("Height"));
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| 70 | Parameters.Add(new FixedValueParameter<IntValue>("Depth"));
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[13605] | 71 |
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| 72 | RegisterEvents();
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[13574] | 73 | }
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| 74 |
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| 75 | protected CuboidPackingShape(int width, int height, int depth)
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| 76 | : this() {
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| 77 | this.Width = width;
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| 78 | this.Height = height;
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| 79 | this.Depth = depth;
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| 80 | }
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| 81 |
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[13605] | 82 | [StorableHook(HookType.AfterDeserialization)]
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| 83 | private void AfterDeserialization() {
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| 84 | RegisterEvents();
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[9348] | 85 | }
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| 86 |
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[13605] | 87 | private void RegisterEvents() {
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| 88 | // only because of ToString override
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| 89 | HeightParameter.Value.ValueChanged += (sender, args) => OnToStringChanged();
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| 90 | WidthParameter.Value.ValueChanged += (sender, args) => OnToStringChanged();
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| 91 | DepthParameter.Value.ValueChanged += (sender, args) => OnToStringChanged();
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| 92 | }
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| 93 |
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[9348] | 94 | public override string ToString() {
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| 95 | return String.Format("CuboidPackingShape ({0}, {1}, {2})", this.Width, this.Height, this.Depth);
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| 96 | }
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| 97 |
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| 98 | #region IComparable Members
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| 99 |
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| 100 | public int CompareTo(CuboidPackingShape other) {
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| 101 | //Using "Clustered-Area-Height"-comparison as descr
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| 102 |
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[13461] | 103 | int result = (this.Width * this.Depth).CompareTo(other.Width * other.Depth);
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| 104 |
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| 105 | if (result == 0)
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[13605] | 106 | result = this.Volume.CompareTo(other.Volume);
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[13461] | 107 | if (result == 0)
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| 108 | result = this.Height.CompareTo(other.Height);
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[9348] | 109 | return result;
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[13461] | 110 | }
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[9348] | 111 |
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| 112 | public int CompareTo(object obj) {
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[13497] | 113 | var other = (CuboidPackingShape)obj;
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| 114 | if (other != null) return CompareTo(other);
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| 115 | else throw new ArgumentException(string.Format("Cannot compare with object {0}", obj), "obj");
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[9348] | 116 | }
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| 117 |
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[13461] | 118 | #endregion
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[9348] | 119 |
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| 120 | private struct CuboidDiagonal {
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| 121 | public int x1;
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| 122 | public int y1;
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| 123 | public int z1;
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| 124 | public int x2;
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| 125 | public int y2;
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| 126 | public int z2;
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| 127 | public CuboidDiagonal(CuboidPackingShape myShape) : this(new ThreeDimensionalPacking(0, 0, 0, 0), myShape) { }
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| 128 | public CuboidDiagonal(ThreeDimensionalPacking myPosition, CuboidPackingShape myShape) {
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| 129 | x1 = myPosition.X;
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| 130 | y1 = myPosition.Y;
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| 131 | z1 = myPosition.Z;
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[9599] | 132 | x2 = myPosition.X + (myPosition.Rotated ? myShape.Depth : myShape.Width) - 1;
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| 133 | y2 = myPosition.Y + myShape.Height - 1;
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| 134 | z2 = myPosition.Z + (myPosition.Rotated ? myShape.Width : myShape.Depth) - 1;
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[9348] | 135 | }
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| 136 | }
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[13605] | 137 |
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| 138 |
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| 139 | #region Helpers
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| 140 | public override ThreeDimensionalPacking Origin { get { return new ThreeDimensionalPacking(0, 0, 0, 0); } }
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| 141 | public override int Volume { get { return Width * Height * Depth; } }
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| 142 |
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| 143 | public override bool EnclosesPoint(ThreeDimensionalPacking myPosition, ThreeDimensionalPacking checkedPoint) {
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| 144 | return (myPosition.X <= checkedPoint.X &&
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| 145 | (myPosition.X + (myPosition.Rotated ? Depth : Width) - 1) >= checkedPoint.X &&
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| 146 | myPosition.Y <= checkedPoint.Y &&
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| 147 | (myPosition.Y + Height - 1) >= checkedPoint.Y &&
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| 148 | myPosition.Z <= checkedPoint.Z &&
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| 149 | (myPosition.Z + (myPosition.Rotated ? Width : Depth) - 1) >= checkedPoint.Z);
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| 150 | }
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| 151 | public override bool Encloses(ThreeDimensionalPacking checkedPosition, PackingShape<ThreeDimensionalPacking> checkedShape) {
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| 152 | return Encloses(checkedPosition, (CuboidPackingShape)checkedShape);
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| 153 | }
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| 154 | private bool Encloses(ThreeDimensionalPacking checkedPosition, CuboidPackingShape checkedShape) {
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| 155 | return Encloses(new CuboidDiagonal(this), new CuboidDiagonal(checkedPosition, checkedShape));
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| 156 | }
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| 157 | private bool Encloses(CuboidDiagonal c1, CuboidDiagonal c2) {
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| 158 | return (c1.x1 <= c2.x1 &&
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| 159 | c1.x2 >= c2.x2 &&
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| 160 | c1.y1 <= c2.y1 &&
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| 161 | c1.y2 >= c2.y2 &&
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| 162 | c1.z1 <= c2.z1 &&
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| 163 | c1.z2 >= c2.z2);
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| 164 | }
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| 165 |
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| 166 | public override bool Overlaps(ThreeDimensionalPacking myPosition, ThreeDimensionalPacking checkedPosition, PackingShape<ThreeDimensionalPacking> checkedShape) {
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| 167 | return Overlaps(myPosition, checkedPosition, (CuboidPackingShape)checkedShape);
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| 168 | }
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| 169 | private bool Overlaps(ThreeDimensionalPacking myPosition, ThreeDimensionalPacking checkedPosition, CuboidPackingShape checkedShape) {
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| 170 | return Overlaps(new CuboidDiagonal(myPosition, this), new CuboidDiagonal(checkedPosition, checkedShape));
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| 171 | }
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| 172 | private bool Overlaps(CuboidDiagonal c1, CuboidDiagonal c2) {
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| 173 | return !(c1.x1 > c2.x2 ||
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| 174 | c1.y1 > c2.y2 ||
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| 175 | c1.z1 > c2.z2 ||
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| 176 | c1.x2 < c2.x1 ||
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| 177 | c1.y2 < c2.y1 ||
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| 178 | c1.z2 < c2.z1);
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| 179 | }
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| 180 |
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| 181 | public void ApplyHorizontalOrientation() {
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| 182 | if (Width > Depth) {
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| 183 | var aux = Width;
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| 184 | Width = Depth;
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| 185 | Depth = aux;
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| 186 | }
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| 187 | }
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| 188 | #endregion
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| 189 |
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[9348] | 190 | }
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| 191 | }
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