| | |
| | | Y = y; |
| | | Z = z; |
| | | } |
| | | //定义减法运算符 |
| | | public static PointF3D operator -(PointF3D p1, PointF3D p2) |
| | | { |
| | | return new PointF3D(p1.X - p2.X, p1.Y - p2.Y, p1.Z - p2.Z); |
| | | } |
| | | //定义加法运算符 |
| | | public static PointF3D operator +(PointF3D p1, PointF3D p2) |
| | | { |
| | | return new PointF3D(p1.X + p2.X, p1.Y + p2.Y, p1.Z + p2.Z); |
| | | } |
| | | //定义乘法运算符 |
| | | public static PointF3D operator *(PointF3D p1, float f) |
| | | { |
| | | return new PointF3D(p1.X * f, p1.Y * f, p1.Z * f); |
| | | } |
| | | //定义点乘运算符 |
| | | public static float operator *(PointF3D p1, PointF3D p2) |
| | | { |
| | | return p1.X * p2.X + p1.Y * p2.Y + p1.Z * p2.Z; |
| | | } |
| | | //定义叉乘运算符 |
| | | public static PointF3D operator ^(PointF3D p1, PointF3D p2) |
| | | { |
| | | return new PointF3D(p1.Y * p2.Z - p1.Z * p2.Y, p1.Z * p2.X - p1.X * p2.Z, p1.X * p2.Y - p1.Y * p2.X); |
| | | } |
| | | } |
| | | |
| | | public class Cube |
| | | { |
| | | public Dictionary<int, List<PointF3D>> FacesVertices { get; private set; } |
| | | public List<PointF3D> Vertices { get; private set; } |
| | | |
| | | public Cube() |
| | | { |
| | | InitializeVertices(); |
| | | InitializeFaces(); |
| | | } |
| | | |
| | | private void InitializeVertices() |
| | | { |
| | | Vertices = new List<PointF3D> |
| | | { |
| | | new PointF3D(200, 200, 200), // Vertex 0 |
| | | new PointF3D(200, 200, -200), // Vertex 1 |
| | | new PointF3D(200, -200, 200), // Vertex 2 |
| | | new PointF3D(200, -200, -200), // Vertex 3 |
| | | new PointF3D(-200, 200, 200), // Vertex 4 |
| | | new PointF3D(-200, 200, -200), // Vertex 5 |
| | | new PointF3D(-200, -200, 200), // Vertex 6 |
| | | new PointF3D(-200, -200, -200) // Vertex 7 |
| | | }; |
| | | } |
| | | |
| | | private void InitializeFaces() |
| | | { |
| | | FacesVertices = new Dictionary<int, List<PointF3D>> |
| | | { |
| | | { 1, new List<PointF3D> { Vertices[0], Vertices[1], Vertices[3], Vertices[2] } }, // Face 1 |
| | | { 2, new List<PointF3D> { Vertices[4], Vertices[5], Vertices[7], Vertices[6] } }, // Face 2 |
| | | { 3, new List<PointF3D> { Vertices[0], Vertices[1], Vertices[5], Vertices[4] } }, // Face 3 |
| | | { 4, new List<PointF3D> { Vertices[2], Vertices[3], Vertices[7], Vertices[6] } }, // Face 4 |
| | | { 5, new List<PointF3D> { Vertices[0], Vertices[2], Vertices[6], Vertices[4] } }, // Face 5 |
| | | { 6, new List<PointF3D> { Vertices[1], Vertices[3], Vertices[7], Vertices[5] } } // Face 6 |
| | | }; |
| | | } |
| | | } |
| | | } |