1 files changed, 55 insertions, 0 deletions
diff --git a/Ryujinx.Graphics/Gal/OpenGL/OglStreamBuffer.cs b/Ryujinx.Graphics/Gal/OpenGL/OglStreamBuffer.cs
new file mode 100644
index 00000000..58b3ace5
--- /dev/null
+++ b/Ryujinx.Graphics/Gal/OpenGL/OglStreamBuffer.cs
@@ -0,0 +1,55 @@
+using OpenTK.Graphics.OpenGL;
+using System;
+
+namespace Ryujinx.Graphics.Gal.OpenGL
+{
+    class OglStreamBuffer : IDisposable
+    {
+        public int Handle { get; protected set; }
+
+        public long Size { get; protected set; }
+
+        protected BufferTarget Target { get; private set; }
+
+        public OglStreamBuffer(BufferTarget target, long size)
+        {
+            Target = target;
+            Size   = size;
+
+            Handle = GL.GenBuffer();
+
+            GL.BindBuffer(target, Handle);
+
+            GL.BufferData(target, (IntPtr)size, IntPtr.Zero, BufferUsageHint.StreamDraw);
+        }
+
+        public void SetData(long size, IntPtr hostAddress)
+        {
+            GL.BindBuffer(Target, Handle);
+
+            GL.BufferSubData(Target, IntPtr.Zero, (IntPtr)size, hostAddress);
+        }
+
+        public void SetData(byte[] data)
+        {
+            GL.BindBuffer(Target, Handle);
+
+            GL.BufferSubData(Target, IntPtr.Zero, (IntPtr)data.Length, data);
+        }
+
+        public void Dispose()
+        {
+            Dispose(true);
+        }
+
+        protected virtual void Dispose(bool disposing)
+        {
+            if (disposing && Handle != 0)
+            {
+                GL.DeleteBuffer(Handle);
+
+                Handle = 0;
+            }
+        }
+    }
+}