Revert "提交修改"

This reverts commit 5750c4fe56.

Assets/Scripts/NBC/Runtime/Plugins/Protobuf-net/DataFormat.cs

@@ -0,0 +1,49 @@
+
+namespace ProtoBuf
+{
+    /// <summary>
+    /// Sub-format to use when serializing/deserializing data
+    /// </summary>
+    public enum DataFormat
+    {
+        /// <summary>
+        /// Uses the default encoding for the data-type.
+        /// </summary>
+        Default,
+
+        /// <summary>
+        /// When applied to signed integer-based data (including Decimal), this
+        /// indicates that zigzag variant encoding will be used. This means that values
+        /// with small magnitude (regardless of sign) take a small amount
+        /// of space to encode.
+        /// </summary>
+        ZigZag,
+
+        /// <summary>
+        /// When applied to signed integer-based data (including Decimal), this
+        /// indicates that two's-complement variant encoding will be used.
+        /// This means that any -ve number will take 10 bytes (even for 32-bit),
+        /// so should only be used for compatibility.
+        /// </summary>
+        TwosComplement,
+
+        /// <summary>
+        /// When applied to signed integer-based data (including Decimal), this
+        /// indicates that a fixed amount of space will be used.
+        /// </summary>
+        FixedSize,
+
+        /// <summary>
+        /// When applied to a sub-message, indicates that the value should be treated
+        /// as group-delimited.
+        /// </summary>
+        Group,
+
+        /// <summary>
+        /// When applied to members of types such as DateTime or TimeSpan, specifies
+        /// that the "well known" standardized representation should be use; DateTime uses Timestamp,
+        /// 
+        /// </summary>
+        WellKnown
+    }
+}