1 files changed, 94 insertions, 0 deletions
diff --git a/gfx/angle/src/libANGLE/renderer/d3d/d3d9/Fence9.cpp b/gfx/angle/src/libANGLE/renderer/d3d/d3d9/Fence9.cpp
new file mode 100755
index 000000000..330068127
--- /dev/null
+++ b/gfx/angle/src/libANGLE/renderer/d3d/d3d9/Fence9.cpp
@@ -0,0 +1,94 @@
+//
+// 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::FenceNV9 class.
+
+#include "libANGLE/renderer/d3d/d3d9/Fence9.h"
+#include "libANGLE/renderer/d3d/d3d9/renderer9_utils.h"
+#include "libANGLE/renderer/d3d/d3d9/Renderer9.h"
+
+namespace rx
+{
+
+FenceNV9::FenceNV9(Renderer9 *renderer)
+    : FenceNVImpl(),
+      mRenderer(renderer),
+      mQuery(NULL)
+{
+}
+
+FenceNV9::~FenceNV9()
+{
+    SafeRelease(mQuery);
+}
+
+gl::Error FenceNV9::set(GLenum condition)
+{
+    if (!mQuery)
+    {
+        gl::Error error = mRenderer->allocateEventQuery(&mQuery);
+        if (error.isError())
+        {
+            return error;
+        }
+    }
+
+    HRESULT result = mQuery->Issue(D3DISSUE_END);
+    if (FAILED(result))
+    {
+        ASSERT(result == D3DERR_OUTOFVIDEOMEMORY || result == E_OUTOFMEMORY);
+        SafeRelease(mQuery);
+        return gl::Error(GL_OUT_OF_MEMORY, "Failed to end event query, result: 0x%X.", result);
+    }
+
+    return gl::Error(GL_NO_ERROR);
+}
+
+gl::Error FenceNV9::test(GLboolean *outFinished)
+{
+    return testHelper(true, outFinished);
+}
+
+gl::Error FenceNV9::finish()
+{
+    GLboolean finished = GL_FALSE;
+    while (finished != GL_TRUE)
+    {
+        gl::Error error = testHelper(true, &finished);
+        if (error.isError())
+        {
+            return error;
+        }
+
+        Sleep(0);
+    }
+
+    return gl::Error(GL_NO_ERROR);
+}
+
+gl::Error FenceNV9::testHelper(bool flushCommandBuffer, GLboolean *outFinished)
+{
+    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, "Device was lost while querying result of an event query.");
+    }
+    else if (FAILED(result))
+    {
+        return gl::Error(GL_OUT_OF_MEMORY, "Failed to get query data, result: 0x%X.", result);
+    }
+
+    ASSERT(result == S_OK || result == S_FALSE);
+    *outFinished = ((result == S_OK) ? GL_TRUE : GL_FALSE);
+    return gl::Error(GL_NO_ERROR);
+}
+
+}