diff options
Diffstat (limited to 'src/3rdparty/angle/src/libANGLE/renderer/d3d/d3d11/Trim11.cpp')
-rw-r--r-- | src/3rdparty/angle/src/libANGLE/renderer/d3d/d3d11/Trim11.cpp | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/src/3rdparty/angle/src/libANGLE/renderer/d3d/d3d11/Trim11.cpp b/src/3rdparty/angle/src/libANGLE/renderer/d3d/d3d11/Trim11.cpp new file mode 100644 index 0000000000..213ce31817 --- /dev/null +++ b/src/3rdparty/angle/src/libANGLE/renderer/d3d/d3d11/Trim11.cpp @@ -0,0 +1,95 @@ +// +// Copyright (c) 2014 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. +// + +// Trim11.cpp: Trim support utility class. + +#include "libANGLE/renderer/d3d/d3d11/Trim11.h" +#include "libANGLE/renderer/d3d/d3d11/Renderer11.h" +#include "libANGLE/renderer/d3d/d3d11/renderer11_utils.h" + +#if defined (ANGLE_ENABLE_WINDOWS_STORE) +using namespace ABI::Windows::Foundation; +using namespace ABI::Windows::ApplicationModel; +using namespace ABI::Windows::ApplicationModel::Core; +#endif + +namespace rx +{ + +Trim11::Trim11(rx::Renderer11 *renderer) + : mRenderer(renderer) +{ + bool result = true; + result = registerForRendererTrimRequest(); + ASSERT(result); +} + +Trim11::~Trim11() +{ + unregisterForRendererTrimRequest(); +} + +void Trim11::trim() +{ + if (!mRenderer) + { + return; + } + +#if defined (ANGLE_ENABLE_WINDOWS_STORE) + ID3D11Device* device = mRenderer->getDevice(); + // IDXGIDevice3 is only supported on Windows 8.1 and Windows Phone 8.1 and above. + IDXGIDevice3 *dxgiDevice3 = d3d11::DynamicCastComObject<IDXGIDevice3>(device); + if (dxgiDevice3) + { + dxgiDevice3->Trim(); + } + SafeRelease(dxgiDevice3); +#endif +} + +bool Trim11::registerForRendererTrimRequest() +{ +#if defined (ANGLE_ENABLE_WINDOWS_STORE) + ICoreApplication* coreApplication = nullptr; + HRESULT result = GetActivationFactory(HStringReference(RuntimeClass_Windows_ApplicationModel_Core_CoreApplication).Get(), &coreApplication); + if (SUCCEEDED(result)) + { + auto suspendHandler = Callback<IEventHandler<SuspendingEventArgs*>>( + [this](IInspectable*, ISuspendingEventArgs*) -> HRESULT + { + trim(); + return S_OK; + }); + result = coreApplication->add_Suspending(suspendHandler.Get(), &mApplicationSuspendedEventToken); + } + SafeRelease(coreApplication); + + if (FAILED(result)) + { + return false; + } +#endif + return true; +} + +void Trim11::unregisterForRendererTrimRequest() +{ +#if defined (ANGLE_ENABLE_WINDOWS_STORE) + if (mApplicationSuspendedEventToken.value != 0) + { + ICoreApplication* coreApplication = nullptr; + if (SUCCEEDED(GetActivationFactory(HStringReference(RuntimeClass_Windows_ApplicationModel_Core_CoreApplication).Get(), &coreApplication))) + { + coreApplication->remove_Suspending(mApplicationSuspendedEventToken); + } + mApplicationSuspendedEventToken.value = 0; + SafeRelease(coreApplication); + } +#endif +} + +} |