From 7b177a9b5b2b5c91fd47422d3fc54d041886c412 Mon Sep 17 00:00:00 2001
From: walbourn_cp <SND\walbourn_cp>
Date: Thu, 4 Sep 2014 17:46:46 -0700
Subject: [PATCH] Xbox One platform updates

---
 DirectXTex/DirectXTexD3D11.cpp | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/DirectXTex/DirectXTexD3D11.cpp b/DirectXTex/DirectXTexD3D11.cpp
index 2488580..b78f8c7 100644
--- a/DirectXTex/DirectXTexD3D11.cpp
+++ b/DirectXTex/DirectXTexD3D11.cpp
@@ -30,6 +30,33 @@ static HRESULT _Capture( _In_ ID3D11DeviceContext* pContext, _In_ ID3D11Resource
     if ( !pContext || !pSource || !result.GetPixels() )
         return E_POINTER;
 
+#if defined(_XBOX_ONE) && defined(_TITLE)
+
+    ComPtr<ID3D11Device> d3dDevice;
+    pContext->GetDevice( d3dDevice.GetAddressOf() );
+
+    if ( d3dDevice->GetCreationFlags() & D3D11_CREATE_DEVICE_IMMEDIATE_CONTEXT_FAST_SEMANTICS )
+    {
+        ComPtr<ID3D11DeviceX> d3dDeviceX;
+        HRESULT hr = d3dDevice.As( &d3dDeviceX );
+        if ( FAILED(hr) )
+            return hr;
+
+        ComPtr<ID3D11DeviceContextX> d3dContextX;
+        hr = pContext->QueryInterface( __uuidof(ID3D11DeviceContextX), reinterpret_cast<void**>( d3dContextX.GetAddressOf() ) );
+        if ( FAILED(hr) )
+            return hr;
+
+        UINT64 copyFence = d3dContextX->InsertFence(0);
+        
+        while ( d3dDeviceX->IsFencePending( copyFence ) )
+        {
+            SwitchToThread();
+        }
+    }
+
+#endif
+
     if ( metadata.IsVolumemap() )
     {
         //--- Volume texture ----------------------------------------------------------