From ddcb5af0e3b65ee9608978db06c5ce00bfbb6780 Mon Sep 17 00:00:00 2001
From: ousttrue <ousttrue@gmail.com>
Date: Tue, 26 Oct 2021 19:31:16 +0900
Subject: [PATCH] readonly struct Byte4 and UShort4.

---
 Assets/UniGLTF/Runtime/UniGLTF/IO/Byte4.cs   | 7 ++++++-
 Assets/UniGLTF/Runtime/UniGLTF/IO/UShort4.cs | 7 ++++++-
 2 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/Assets/UniGLTF/Runtime/UniGLTF/IO/Byte4.cs b/Assets/UniGLTF/Runtime/UniGLTF/IO/Byte4.cs
index 7df1446b6..57dff1c06 100644
--- a/Assets/UniGLTF/Runtime/UniGLTF/IO/Byte4.cs
+++ b/Assets/UniGLTF/Runtime/UniGLTF/IO/Byte4.cs
@@ -4,7 +4,7 @@ using System.Runtime.InteropServices;
 namespace UniGLTF
 {
     [Serializable, StructLayout(LayoutKind.Sequential, Pack = 1)]
-    public struct Byte4
+    public readonly struct Byte4 : IEquatable<Byte4>
     {
         public readonly byte x;
         public readonly byte y;
@@ -17,5 +17,10 @@ namespace UniGLTF
             z = _z;
             w = _w;
         }
+
+        public bool Equals(Byte4 other)
+        {
+            return x == other.x && y == other.y && z == other.z && w == other.w;
+        }
     }
 }
diff --git a/Assets/UniGLTF/Runtime/UniGLTF/IO/UShort4.cs b/Assets/UniGLTF/Runtime/UniGLTF/IO/UShort4.cs
index d13c87c93..3dcee0c1e 100644
--- a/Assets/UniGLTF/Runtime/UniGLTF/IO/UShort4.cs
+++ b/Assets/UniGLTF/Runtime/UniGLTF/IO/UShort4.cs
@@ -4,7 +4,7 @@ using System.Runtime.InteropServices;
 namespace UniGLTF
 {
     [Serializable, StructLayout(LayoutKind.Sequential, Pack = 1)]
-    public struct UShort4
+    public readonly struct UShort4 : IEquatable<UShort4>
     {
         public readonly ushort x;
         public readonly ushort y;
@@ -18,5 +18,10 @@ namespace UniGLTF
             z = _z;
             w = _w;
         }
+
+        public bool Equals(UShort4 other)
+        {
+            return x == other.x && y == other.y && z == other.z && w == other.w;
+        }
     }
 }