Merge pull request #91 from neogeek/hotfix/added-struct-equality

[hotfix] Added struct equality.

Author: neogeek

RhythmGameUtilities/Structs/Note.cs

@@ -1,10 +1,11 @@
+using System;
 using System.Runtime.InteropServices;
 
 namespace RhythmGameUtilities
 {
 
     [StructLayout(LayoutKind.Sequential)]
-    public struct Note
+    public struct Note : IEquatable<Note>
     {
 
         public int Position;
@@ -13,6 +14,28 @@ public struct Note
 
         public int Length;
 
+        public override int GetHashCode() => (Position, HandPosition, Length).GetHashCode();
+
+        public bool Equals(Note other)
+        {
+            return Position == other.Position && HandPosition == other.HandPosition && Length == other.Length;
+        }
+
+        public override bool Equals(object obj)
+        {
+            return obj is Note other && Equals(other);
+        }
+
+        public static bool operator ==(Note left, Note right)
+        {
+            return left.Equals(right);
+        }
+
+        public static bool operator !=(Note left, Note right)
+        {
+            return !(left == right);
+        }
+
     }
 
 }

UnityPackage/Structs/Note.cs

@@ -1,10 +1,11 @@
+using System;
 using System.Runtime.InteropServices;
 
 namespace RhythmGameUtilities
 {
 
     [StructLayout(LayoutKind.Sequential)]
-    public struct Note
+    public struct Note : IEquatable<Note>
     {
 
         public int Position;
@@ -13,6 +14,28 @@ public struct Note
 
         public int Length;
 
+        public override int GetHashCode() => (Position, HandPosition, Length).GetHashCode();
+
+        public bool Equals(Note other)
+        {
+            return Position == other.Position && HandPosition == other.HandPosition && Length == other.Length;
+        }
+
+        public override bool Equals(object obj)
+        {
+            return obj is Note other && Equals(other);
+        }
+
+        public static bool operator ==(Note left, Note right)
+        {
+            return left.Equals(right);
+        }
+
+        public static bool operator !=(Note left, Note right)
+        {
+            return !(left == right);
+        }
+
     }
 
 }