daily update on 20240528 by nitload youmu

源代码/StgSharp/Graphics/GL/GLhandle.cs

@@ -36,6 +36,7 @@ using System.Runtime.CompilerServices;
 using System.Runtime.InteropServices;
 using System.Runtime.Versioning;
 using System.Security.AccessControl;
+using System.Security.Cryptography;
 using System.Text;
 using System.Threading.Tasks;
 
@@ -46,7 +47,7 @@ namespace StgSharp.Graphics
     /// must be indexed from a <see cref="glHandleSet"/>.
     /// Direct call will cause <see langword="InvalidOperationException"/>
     /// </summary>
-    public unsafe class glHandle
+    public unsafe class glHandle: IDisposable
     {
         private static uint* zeroHandle = (uint*)Marshal.AllocHGlobal(Marshal.SizeOf<uint>());
 
@@ -93,6 +94,8 @@ namespace StgSharp.Graphics
             set => *valuePtr = value;
         }
 
+        public static glHandle ZeroHandle => FromPtr(IntPtr.Zero);
+
         public static glHandle Zero => Alloc(0);
 
         public static glHandle Alloc(uint value)
@@ -113,6 +116,30 @@ namespace StgSharp.Graphics
                 Marshal.FreeHGlobal((IntPtr)valuePtr);
             }
         }
+
+        protected virtual void Dispose(bool disposing)
+        {
+            if (IsIsolated)
+            {
+                GCHandle.FromIntPtr((IntPtr)valuePtr).Free();
+                if (disposing)
+                {
+                }
+
+            }
+        }
+
+        //
+        // ~glHandle()
+        // {
+        //     Dispose(disposing: false);
+        // }
+
+        public void Dispose()
+        {
+            Dispose(disposing: true);
+            GC.SuppressFinalize(this);
+        }
     }
 
     public unsafe class glSHandle
@@ -188,9 +215,9 @@ namespace StgSharp.Graphics
 
     public unsafe class glArrayHandle
     {
-
         internal readonly Array a;
         internal GCHandle handle;
+        private bool disposedValue;
 
         internal glArrayHandle(Array array)
         {
@@ -230,7 +257,6 @@ namespace StgSharp.Graphics
             handle.Free();
             handle = default;
         }
-
     }
 
     /// <summary>