(ded4a3e0a) v0.9.0.7

2019-06-25 16:00:44 +03:00
parent e5ae622c77
commit 4a51db77b5
1777 changed files with 421528 additions and 917 deletions
@@ -0,0 +1,65 @@
+// MonoGame - Copyright (C) The MonoGame Team
+// This file is subject to the terms and conditions defined in
+// file 'LICENSE.txt', which is part of this source code package.
+
+using SharpDX.Direct3D11;
+
+namespace Microsoft.Xna.Framework.Graphics
+{
+    partial class OcclusionQuery
+    {
+        private Query _query;
+
+        private void PlatformConstruct()
+        {
+            //if (graphicsDevice._d3dDevice.FeatureLevel == SharpDX.Direct3D.FeatureLevel.Level_9_1)
+            //    throw new NotSupportedException("The Reach profile does not support occlusion queries.");
+
+            var queryDescription = new QueryDescription
+            {
+                Flags = QueryFlags.None,
+                Type = QueryType.Occlusion
+            };
+            _query = new Query(GraphicsDevice._d3dDevice, queryDescription);
+        }
+        
+        private void PlatformBegin()
+        {
+            var d3dContext = GraphicsDevice._d3dContext;
+            lock(d3dContext)
+                d3dContext.Begin(_query);
+        }
+
+        private void PlatformEnd()
+        {
+            var d3dContext = GraphicsDevice._d3dContext;
+            lock (d3dContext)
+                d3dContext.End(_query);
+        }
+
+        private bool PlatformGetResult(out int pixelCount)
+        {
+            var d3dContext = GraphicsDevice._d3dContext;
+            ulong count;
+            bool isComplete;
+
+            lock (d3dContext)
+                isComplete = d3dContext.GetData(_query, out count);
+
+            pixelCount = (int)count;
+            return isComplete;
+        }
+
+        protected override void Dispose(bool disposing)
+        {
+            if (!IsDisposed)
+            {
+                if (disposing)
+                    _query.Dispose();
+            }
+
+            base.Dispose(disposing);
+        }
+    }
+}
+