1 files changed, 73 insertions, 0 deletions
diff --git a/chromium/third_party/angle/src/libGLESv2/renderer/d3d9/Fence9.cpp b/chromium/third_party/angle/src/libGLESv2/renderer/d3d9/Fence9.cpp
new file mode 100644
index 00000000000..372a8a45a5e
--- /dev/null
+++ b/chromium/third_party/angle/src/libGLESv2/renderer/d3d9/Fence9.cpp
@@ -0,0 +1,73 @@
+#include "precompiled.h"
+//
+// Copyright (c) 2013 The ANGLE Project Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+
+// Fence9.cpp: Defines the rx::Fence9 class.
+
+#include "libGLESv2/renderer/d3d9/Fence9.h"
+#include "libGLESv2/main.h"
+#include "libGLESv2/renderer/d3d9/renderer9_utils.h"
+#include "libGLESv2/renderer/d3d9/Renderer9.h"
+
+namespace rx
+{
+
+Fence9::Fence9(rx::Renderer9 *renderer)
+{
+    mRenderer = renderer;
+    mQuery = NULL;
+}
+
+Fence9::~Fence9()
+{
+    SafeRelease(mQuery);
+}
+
+bool Fence9::isSet() const
+{
+    return mQuery != NULL;
+}
+
+void Fence9::set()
+{
+    if (!mQuery)
+    {
+        mQuery = mRenderer->allocateEventQuery();
+        if (!mQuery)
+        {
+            return gl::error(GL_OUT_OF_MEMORY);
+        }
+    }
+
+    HRESULT result = mQuery->Issue(D3DISSUE_END);
+    UNUSED_ASSERTION_VARIABLE(result);
+    ASSERT(SUCCEEDED(result));
+}
+
+bool Fence9::test(bool flushCommandBuffer)
+{
+    ASSERT(mQuery);
+
+    DWORD getDataFlags = (flushCommandBuffer ? D3DGETDATA_FLUSH : 0);
+    HRESULT result = mQuery->GetData(NULL, 0, getDataFlags);
+
+    if (d3d9::isDeviceLostError(result))
+    {
+        mRenderer->notifyDeviceLost();
+        return gl::error(GL_OUT_OF_MEMORY, true);
+    }
+
+    ASSERT(result == S_OK || result == S_FALSE);
+
+    return (result == S_OK);
+}
+
+bool Fence9::hasError() const
+{
+    return mRenderer->isDeviceLost();
+}
+
+}