Free cookie consent management tool by TermsFeed Policy Generator

source: branches/2817-BinPackingSpeedup/HeuristicLab.Problems.BinPacking/3.3/3D/Geometry/Vector3D.cs @ 15554

Last change on this file since 15554 was 15554, checked in by rhanghof, 6 years ago

#2817:

  • Unittests
  • Bugfixes on the line projection based extreme point creation method
File size: 3.5 KB
Line 
1using System;
2using System.Collections.Generic;
3using System.Linq;
4using System.Text;
5using System.Threading.Tasks;
6
7namespace HeuristicLab.Problems.BinPacking3D.Geometry {
8  public class Vector3D {
9
10    public int X { get; set; }
11    public int Y { get; set; }
12    public int Z { get; set; }
13
14    public Vector3D() {
15      X = 0;
16      Y = 0;
17      Z = 0;
18    }
19    public Vector3D(int x, int y, int z) {
20      X = x;
21      Y = y;
22      Z = z;
23    }
24    public Vector3D(PackingPosition pos) {
25      X = pos.X;
26      Y = pos.Y;
27      Z = pos.Z;
28    }
29
30    public PackingPosition ToPackingPosition(int assignedBin) {
31      return new PackingPosition(assignedBin, X, Y, Z);
32    }
33
34    public static Vector3D AlongX(Vector3D pos, PackingItem item) {
35      return new Vector3D(
36        pos.X + item.Width,
37        pos.Y,
38        pos.Z
39      );
40    }
41    public static Vector3D AlongY(Vector3D pos, PackingItem item) {
42      return new Vector3D(
43        pos.X,
44        pos.Y + item.Height,
45        pos.Z
46      );
47    }
48    public static Vector3D AlongZ(Vector3D pos, PackingItem item) {
49      return new Vector3D(
50        pos.X,
51        pos.Y,
52        pos.Z + item.Depth
53      );
54    }
55    public static Vector3D AlongX(PackingPosition pos, PackingItem item) {
56      return new Vector3D(
57        pos.X + item.Width,
58        pos.Y,
59        pos.Z
60      );
61    }
62    public static Vector3D AlongY(PackingPosition pos, PackingItem item) {
63      return new Vector3D(
64        pos.X,
65        pos.Y + item.Height,
66        pos.Z
67      );
68    }
69    public static Vector3D AlongZ(PackingPosition pos, PackingItem item) {
70      return new Vector3D(
71        pos.X,
72        pos.Y,
73        pos.Z + item.Depth
74      );
75    }
76
77    public Vector3D Cross(Vector3D b) {
78      return new Vector3D(
79        Y * b.Z - Z * b.Y,
80        -X * b.Z + Z * b.X,
81        X * b.Y - Y * b.X
82      );
83    }
84
85    public bool IsInside(PackingPosition pos, ResidualSpace rs) {
86      return X >= pos.X && X < pos.X + rs.Width
87        && Y >= pos.Y && Y < pos.Y + rs.Height
88        && Z >= pos.Z && Z < pos.Z + rs.Depth;
89    }
90
91    public bool IsInside(PackingPosition pos, IEnumerable<ResidualSpace> rs) {
92      return rs.Any(x => IsInside(pos, x));
93    }
94
95    public static int operator *(Vector3D a, Vector3D b) {
96      return a.X * b.X + a.Y * b.Y + a.Z * b.Z;
97    }
98    public static Vector3D operator *(int a, Vector3D b) {
99      return new Vector3D(a * b.X, a * b.Y, a * b.Z);
100    }
101
102    public static Vector3D operator *(double a, Vector3D b) {
103      return new Vector3D((int)(a * b.X), (int)(a * b.Y), (int)(a * b.Z));
104    }
105
106    public static Vector3D operator *(Vector3D a, int b) {
107      return new Vector3D(a.X * b, a.Y * b, a.Z * b);
108    }
109
110    public static Vector3D operator *(Vector3D a, double b) {
111      return new Vector3D((int)(b * a.X), (int)(b * a.Y), (int)(b * a.Z));
112    }
113
114    public static Vector3D operator +(Vector3D a, Vector3D b) {
115      return new Vector3D(a.X + b.X, a.Y + b.Y, a.Z + b.Z);
116    }
117    public static Vector3D operator -(Vector3D a, Vector3D b) {
118      return new Vector3D(a.X - b.X, a.Y - b.Y, a.Z - b.Z);
119    }
120
121    public override bool Equals(object obj) {
122      var packPos = obj as PackingPosition;
123      if (packPos != null) {
124        return X == packPos.X && Y == packPos.Y && Z == packPos.Z;
125      }
126      var vec = obj as Vector3D;
127      if (vec != null) {
128        return X == vec.X && Y == vec.Y && Z == vec.Z;
129      }
130      return false;
131    }
132  }
133}
Note: See TracBrowser for help on using the repository browser.