daily update on 20230219 by nitload youmu, vec3d added

2023-02-20 00:03:23 +08:00
parent 3762a2e5ce
commit 770150767b
16 changed files with 124 additions and 7 deletions
@@ -0,0 +1,112 @@
+using System;
+using System.Collections.Generic;
+using System.Data.Common;
+using System.Text;
+
+namespace StgSharp.Math
+{
+    public struct Vec3D : IEquatable<Vec3D>
+    {
+        public float X;
+        public float Y;
+        public float Z;
+
+        public Vec3D(float x, float y, float z)
+        {
+            X = x;
+            Y = y;
+            Z = z;
+        }
+
+        bool IEquatable<Vec3D>.Equals(Vec3D other)
+        {
+            if (this.GetHashCode() != other.GetHashCode())
+            {
+                return false;
+            }
+            else
+            {
+                return this.X == other.X 
+                    && this.Y == other.Y
+                    && this.Z == other.Z;
+            }
+        }
+
+        public override bool Equals(object obj)
+        {
+            if (obj == null)
+            {
+                return false;
+            }
+            else if (obj.GetType() != typeof(Vec3D))
+            {
+                return false;
+            }
+            else
+            {
+                return this.Equals((Vec3D)obj);
+            }
+        }
+
+        public override int GetHashCode()
+        {
+            return HashCode.Combine(X, Y, Z);
+        }
+
+        public override string ToString()
+        {
+            return $"{X},{Y},{Z}";
+        }
+
+        public static bool operator ==(Vec3D vec1,Vec3D vec2)
+        {
+            return vec1.X == vec2.X 
+                && vec1.Y == vec2.Y 
+                && vec1.Z == vec2.Z;
+        }
+
+        public static bool operator !=(Vec3D vec1, Vec3D vec2)
+        {
+            return !(vec1.X == vec2.X 
+                && vec1.Y == vec2.Y 
+                && vec1.Z == vec2.Z);
+        }
+
+        public static Vec3D operator +(Vec3D vec1, Vec3D vec2)
+        {
+            return new Vec3D(
+                vec1.X + vec2.X,
+                vec1.Y + vec2.Y,
+                vec1.Z + vec2.Z
+                );
+        }
+
+        public static Vec3D operator -(Vec3D vec1, Vec3D vec2)
+        {
+            return new Vec3D(
+                vec1.X - vec2.X,
+                vec1.Y - vec2.Y,
+                vec1.Z - vec2.Z
+                );
+        }
+
+        public static Vec3D operator *(Vec3D vec, float x)
+        {
+            return new Vec3D(
+                vec.X * x,
+                vec.Y * x,
+                vec.Z * x
+                );
+        }
+
+        public static Vec3D operator /(Vec3D vec, float x)
+        {
+            return new Vec3D(
+                vec.X / x,
+                vec.Y / x,
+                vec.Z / x
+                );
+        }
+
+    }
+}