Added vertex buffer handler.

RecrownedAthenaeum/Graphics/VertexBufferHandle.cs

@@ -0,0 +1,46 @@
+using System;
+using OpenTK.Graphics.OpenGL;
+namespace RecrownedAthenaeum.Graphics {
+    public class VertexBufferHandle : IDisposable {
+        private bool disposed;
+        private int handle;
+        public bool Bound {
+            get;
+            private set;
+        }
+        public VertexBufferHandle() {
+            handle = GL.GenBuffer();
+        }
+        public void Bind() {
+            Bound = true;
+            GL.BindBuffer(BufferTarget.ArrayBuffer, handle);
+        }
+        public void Unbind() {
+            Bound = false;
+            GL.BindBuffer(BufferTarget.ArrayBuffer, 0);
+        }
+        public void Buffer(float[] vertices, BufferUsageHint hint = BufferUsageHint.StaticDraw) {
+            if (Bound) {
+                GL.BufferData(BufferTarget.ArrayBuffer, vertices.Length * sizeof(float), vertices, hint);
+                return;
+            } 
+            throw new InvalidOperationException("Buffer is not bound.");
+        }
+        public void Dispose() {
+            Dispose(true);
+            GC.SuppressFinalize(this);
+        }
+        protected virtual void Dispose(bool disposing) {
+            if (disposed) return;
+            if (disposing) {
+
+            }
+            Unbind();
+            GL.DeleteBuffer(handle);
+            disposed = true;
+        }
+        ~VertexBufferHandle() {
+            Dispose(false);
+        }
+    }
+}