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#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.
//
// Fence11.cpp: Defines the rx::Fence11 class which implements rx::FenceImpl.
#include "libGLESv2/renderer/d3d/d3d11/Fence11.h"
#include "libGLESv2/main.h"
#include "libGLESv2/renderer/d3d/d3d11/Renderer11.h"
namespace rx
{
Fence11::Fence11(rx::Renderer11 *renderer)
{
mRenderer = renderer;
mQuery = NULL;
}
Fence11::~Fence11()
{
SafeRelease(mQuery);
}
bool Fence11::isSet() const
{
return mQuery != NULL;
}
void Fence11::set()
{
if (!mQuery)
{
D3D11_QUERY_DESC queryDesc;
queryDesc.Query = D3D11_QUERY_EVENT;
queryDesc.MiscFlags = 0;
if (FAILED(mRenderer->getDevice()->CreateQuery(&queryDesc, &mQuery)))
{
return gl::error(GL_OUT_OF_MEMORY);
}
}
mRenderer->getDeviceContext()->End(mQuery);
}
bool Fence11::test(bool flushCommandBuffer)
{
ASSERT(mQuery);
UINT getDataFlags = (flushCommandBuffer ? 0 : D3D11_ASYNC_GETDATA_DONOTFLUSH);
HRESULT result = mRenderer->getDeviceContext()->GetData(mQuery, NULL, 0, getDataFlags);
if (mRenderer->isDeviceLost())
{
return gl::error(GL_OUT_OF_MEMORY, true);
}
ASSERT(result == S_OK || result == S_FALSE);
return (result == S_OK);
}
bool Fence11::hasError() const
{
return mRenderer->isDeviceLost();
}
}
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