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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /gfx/layers/d3d11/TextureD3D11.cpp
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'gfx/layers/d3d11/TextureD3D11.cpp')
-rw-r--r--gfx/layers/d3d11/TextureD3D11.cpp1291
1 files changed, 1291 insertions, 0 deletions
diff --git a/gfx/layers/d3d11/TextureD3D11.cpp b/gfx/layers/d3d11/TextureD3D11.cpp
new file mode 100644
index 000000000..8fbcfd234
--- /dev/null
+++ b/gfx/layers/d3d11/TextureD3D11.cpp
@@ -0,0 +1,1291 @@
+/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "TextureD3D11.h"
+#include "CompositorD3D11.h"
+#include "gfxContext.h"
+#include "Effects.h"
+#include "gfxWindowsPlatform.h"
+#include "gfx2DGlue.h"
+#include "gfxPrefs.h"
+#include "ReadbackManagerD3D11.h"
+#include "mozilla/gfx/DeviceManagerDx.h"
+#include "mozilla/gfx/Logging.h"
+
+namespace mozilla {
+
+using namespace gfx;
+
+namespace layers {
+
+static const GUID sD3D11TextureUsage =
+{ 0xd89275b0, 0x6c7d, 0x4038, { 0xb5, 0xfa, 0x4d, 0x87, 0x16, 0xd5, 0xcc, 0x4e } };
+
+/* This class gets its lifetime tied to a D3D texture
+ * and increments memory usage on construction and decrements
+ * on destruction */
+class TextureMemoryMeasurer : public IUnknown
+{
+public:
+ TextureMemoryMeasurer(size_t aMemoryUsed)
+ {
+ mMemoryUsed = aMemoryUsed;
+ gfxWindowsPlatform::sD3D11SharedTextures += mMemoryUsed;
+ mRefCnt = 0;
+ }
+ STDMETHODIMP_(ULONG) AddRef() {
+ mRefCnt++;
+ return mRefCnt;
+ }
+ STDMETHODIMP QueryInterface(REFIID riid,
+ void **ppvObject)
+ {
+ IUnknown *punk = nullptr;
+ if (riid == IID_IUnknown) {
+ punk = this;
+ }
+ *ppvObject = punk;
+ if (punk) {
+ punk->AddRef();
+ return S_OK;
+ } else {
+ return E_NOINTERFACE;
+ }
+ }
+
+ STDMETHODIMP_(ULONG) Release() {
+ int refCnt = --mRefCnt;
+ if (refCnt == 0) {
+ gfxWindowsPlatform::sD3D11SharedTextures -= mMemoryUsed;
+ delete this;
+ }
+ return refCnt;
+ }
+private:
+ int mRefCnt;
+ int mMemoryUsed;
+};
+
+static DXGI_FORMAT
+SurfaceFormatToDXGIFormat(gfx::SurfaceFormat aFormat)
+{
+ switch (aFormat) {
+ case SurfaceFormat::B8G8R8A8:
+ return DXGI_FORMAT_B8G8R8A8_UNORM;
+ case SurfaceFormat::B8G8R8X8:
+ return DXGI_FORMAT_B8G8R8A8_UNORM;
+ case SurfaceFormat::R8G8B8A8:
+ return DXGI_FORMAT_R8G8B8A8_UNORM;
+ case SurfaceFormat::R8G8B8X8:
+ return DXGI_FORMAT_R8G8B8A8_UNORM;
+ case SurfaceFormat::A8:
+ return DXGI_FORMAT_R8_UNORM;
+ default:
+ MOZ_ASSERT(false, "unsupported format");
+ return DXGI_FORMAT_UNKNOWN;
+ }
+}
+
+static uint32_t
+GetRequiredTilesD3D11(uint32_t aSize, uint32_t aMaxSize)
+{
+ uint32_t requiredTiles = aSize / aMaxSize;
+ if (aSize % aMaxSize) {
+ requiredTiles++;
+ }
+ return requiredTiles;
+}
+
+static IntRect
+GetTileRectD3D11(uint32_t aID, IntSize aSize, uint32_t aMaxSize)
+{
+ uint32_t horizontalTiles = GetRequiredTilesD3D11(aSize.width, aMaxSize);
+ uint32_t verticalTiles = GetRequiredTilesD3D11(aSize.height, aMaxSize);
+
+ uint32_t verticalTile = aID / horizontalTiles;
+ uint32_t horizontalTile = aID % horizontalTiles;
+
+ return IntRect(horizontalTile * aMaxSize,
+ verticalTile * aMaxSize,
+ horizontalTile < (horizontalTiles - 1) ? aMaxSize : aSize.width % aMaxSize,
+ verticalTile < (verticalTiles - 1) ? aMaxSize : aSize.height % aMaxSize);
+}
+
+AutoTextureLock::AutoTextureLock(IDXGIKeyedMutex* aMutex,
+ HRESULT& aResult,
+ uint32_t aTimeout)
+{
+ mMutex = aMutex;
+ mResult = mMutex->AcquireSync(0, aTimeout);
+ aResult = mResult;
+}
+
+AutoTextureLock::~AutoTextureLock()
+{
+ if (!FAILED(mResult) && mResult != WAIT_TIMEOUT &&
+ mResult != WAIT_ABANDONED) {
+ mMutex->ReleaseSync(0);
+ }
+}
+
+ID3D11ShaderResourceView*
+TextureSourceD3D11::GetShaderResourceView()
+{
+ MOZ_ASSERT(mTexture == GetD3D11Texture(), "You need to override GetShaderResourceView if you're overriding GetD3D11Texture!");
+
+ if (!mSRV && mTexture) {
+ RefPtr<ID3D11Device> device;
+ mTexture->GetDevice(getter_AddRefs(device));
+
+ // see comment in CompositingRenderTargetD3D11 constructor
+ CD3D11_SHADER_RESOURCE_VIEW_DESC srvDesc(D3D11_SRV_DIMENSION_TEXTURE2D, mFormatOverride);
+ D3D11_SHADER_RESOURCE_VIEW_DESC *desc = mFormatOverride == DXGI_FORMAT_UNKNOWN ? nullptr : &srvDesc;
+
+ HRESULT hr = device->CreateShaderResourceView(mTexture, desc, getter_AddRefs(mSRV));
+ if (FAILED(hr)) {
+ gfxCriticalNote << "[D3D11] TextureSourceD3D11:GetShaderResourceView CreateSRV failure " << gfx::hexa(hr);
+ return nullptr;
+ }
+ }
+ return mSRV;
+}
+
+DataTextureSourceD3D11::DataTextureSourceD3D11(SurfaceFormat aFormat,
+ CompositorD3D11* aCompositor,
+ TextureFlags aFlags)
+ : mCompositor(aCompositor)
+ , mFormat(aFormat)
+ , mFlags(aFlags)
+ , mCurrentTile(0)
+ , mIsTiled(false)
+ , mIterating(false)
+ , mAllowTextureUploads(true)
+{
+ MOZ_COUNT_CTOR(DataTextureSourceD3D11);
+}
+
+DataTextureSourceD3D11::DataTextureSourceD3D11(SurfaceFormat aFormat,
+ CompositorD3D11* aCompositor,
+ ID3D11Texture2D* aTexture)
+: mCompositor(aCompositor)
+, mFormat(aFormat)
+, mFlags(TextureFlags::NO_FLAGS)
+, mCurrentTile(0)
+, mIsTiled(false)
+, mIterating(false)
+, mAllowTextureUploads(false)
+{
+ MOZ_COUNT_CTOR(DataTextureSourceD3D11);
+
+ mTexture = aTexture;
+ D3D11_TEXTURE2D_DESC desc;
+ aTexture->GetDesc(&desc);
+
+ mSize = IntSize(desc.Width, desc.Height);
+}
+
+
+
+DataTextureSourceD3D11::~DataTextureSourceD3D11()
+{
+ MOZ_COUNT_DTOR(DataTextureSourceD3D11);
+}
+
+
+template<typename T> // ID3D10Texture2D or ID3D11Texture2D
+static bool LockD3DTexture(T* aTexture)
+{
+ MOZ_ASSERT(aTexture);
+ RefPtr<IDXGIKeyedMutex> mutex;
+ aTexture->QueryInterface((IDXGIKeyedMutex**)getter_AddRefs(mutex));
+ // Textures created by the DXVA decoders don't have a mutex for synchronization
+ if (mutex) {
+ HRESULT hr = mutex->AcquireSync(0, 10000);
+ if (hr == WAIT_TIMEOUT) {
+ gfxDevCrash(LogReason::D3DLockTimeout) << "D3D lock mutex timeout";
+ } else if (hr == WAIT_ABANDONED) {
+ gfxCriticalNote << "GFX: D3D11 lock mutex abandoned";
+ }
+
+ if (FAILED(hr)) {
+ NS_WARNING("Failed to lock the texture");
+ return false;
+ }
+ }
+ return true;
+}
+
+template<typename T>
+static bool HasKeyedMutex(T* aTexture)
+{
+ RefPtr<IDXGIKeyedMutex> mutex;
+ aTexture->QueryInterface((IDXGIKeyedMutex**)getter_AddRefs(mutex));
+ return !!mutex;
+}
+
+template<typename T> // ID3D10Texture2D or ID3D11Texture2D
+static void UnlockD3DTexture(T* aTexture)
+{
+ MOZ_ASSERT(aTexture);
+ RefPtr<IDXGIKeyedMutex> mutex;
+ aTexture->QueryInterface((IDXGIKeyedMutex**)getter_AddRefs(mutex));
+ if (mutex) {
+ HRESULT hr = mutex->ReleaseSync(0);
+ if (FAILED(hr)) {
+ NS_WARNING("Failed to unlock the texture");
+ }
+ }
+}
+
+DXGITextureData::DXGITextureData(gfx::IntSize aSize, gfx::SurfaceFormat aFormat,
+ bool aNeedsClear, bool aNeedsClearWhite,
+ bool aIsForOutOfBandContent)
+: mSize(aSize)
+, mFormat(aFormat)
+, mNeedsClear(aNeedsClear)
+, mNeedsClearWhite(aNeedsClearWhite)
+, mHasSynchronization(false)
+, mIsForOutOfBandContent(aIsForOutOfBandContent)
+{}
+
+D3D11TextureData::D3D11TextureData(ID3D11Texture2D* aTexture,
+ gfx::IntSize aSize, gfx::SurfaceFormat aFormat,
+ bool aNeedsClear, bool aNeedsClearWhite,
+ bool aIsForOutOfBandContent)
+: DXGITextureData(aSize, aFormat, aNeedsClear, aNeedsClearWhite, aIsForOutOfBandContent)
+, mTexture(aTexture)
+{
+ MOZ_ASSERT(aTexture);
+ mHasSynchronization = HasKeyedMutex(aTexture);
+}
+
+D3D11TextureData::~D3D11TextureData()
+{
+#ifdef DEBUG
+ // An Azure DrawTarget needs to be locked when it gets nullptr'ed as this is
+ // when it calls EndDraw. This EndDraw should not execute anything so it
+ // shouldn't -really- need the lock but the debug layer chokes on this.
+ if (mDrawTarget) {
+ Lock(OpenMode::OPEN_NONE);
+ mDrawTarget = nullptr;
+ Unlock();
+ }
+#endif
+}
+
+bool
+D3D11TextureData::Lock(OpenMode aMode)
+{
+ if (!LockD3DTexture(mTexture.get())) {
+ return false;
+ }
+
+ if (NS_IsMainThread() && !mIsForOutOfBandContent) {
+ if (!PrepareDrawTargetInLock(aMode)) {
+ Unlock();
+ return false;
+ }
+ }
+
+ return true;
+}
+
+bool
+DXGITextureData::PrepareDrawTargetInLock(OpenMode aMode)
+{
+ // Make sure that successful write-lock means we will have a DrawTarget to
+ // write into.
+ if (!mDrawTarget && (aMode & OpenMode::OPEN_WRITE || mNeedsClear || mNeedsClearWhite)) {
+ mDrawTarget = BorrowDrawTarget();
+ if (!mDrawTarget) {
+ return false;
+ }
+ }
+
+ if (mNeedsClear) {
+ mDrawTarget->ClearRect(Rect(0, 0, mSize.width, mSize.height));
+ mNeedsClear = false;
+ }
+ if (mNeedsClearWhite) {
+ mDrawTarget->FillRect(Rect(0, 0, mSize.width, mSize.height), ColorPattern(Color(1.0, 1.0, 1.0, 1.0)));
+ mNeedsClearWhite = false;
+ }
+
+ return true;
+}
+
+void
+D3D11TextureData::Unlock()
+{
+ UnlockD3DTexture(mTexture.get());
+}
+
+
+void
+DXGITextureData::FillInfo(TextureData::Info& aInfo) const
+{
+ aInfo.size = mSize;
+ aInfo.format = mFormat;
+ aInfo.supportsMoz2D = true;
+ aInfo.hasIntermediateBuffer = false;
+ aInfo.hasSynchronization = mHasSynchronization;
+}
+
+void
+D3D11TextureData::SyncWithObject(SyncObject* aSyncObject)
+{
+ if (!aSyncObject || !NS_IsMainThread() || mIsForOutOfBandContent) {
+ // When off the main thread we sync using a keyed mutex per texture.
+ return;
+ }
+
+ MOZ_ASSERT(aSyncObject->GetSyncType() == SyncObject::SyncType::D3D11);
+ SyncObjectD3D11* sync = static_cast<SyncObjectD3D11*>(aSyncObject);
+ sync->RegisterTexture(mTexture);
+}
+
+bool
+DXGITextureData::Serialize(SurfaceDescriptor& aOutDescriptor)
+{
+ RefPtr<IDXGIResource> resource;
+ GetDXGIResource((IDXGIResource**)getter_AddRefs(resource));
+ if (!resource) {
+ return false;
+ }
+ HANDLE sharedHandle;
+ HRESULT hr = resource->GetSharedHandle(&sharedHandle);
+ if (FAILED(hr)) {
+ LOGD3D11("Error getting shared handle for texture.");
+ return false;
+ }
+
+ aOutDescriptor = SurfaceDescriptorD3D10((WindowsHandle)sharedHandle, mFormat, mSize);
+ return true;
+}
+
+DXGITextureData*
+DXGITextureData::Create(IntSize aSize, SurfaceFormat aFormat, TextureAllocationFlags aFlags)
+{
+ if (aFormat == SurfaceFormat::A8) {
+ // Currently we don't support A8 surfaces. Fallback.
+ return nullptr;
+ }
+
+ return D3D11TextureData::Create(aSize, aFormat, aFlags);
+}
+
+DXGITextureData*
+D3D11TextureData::Create(IntSize aSize, SurfaceFormat aFormat, SourceSurface* aSurface,
+ TextureAllocationFlags aFlags, ID3D11Device* aDevice)
+{
+ // Just grab any device. We never use the immediate context, so the devices are fine
+ // to use from any thread.
+ RefPtr<ID3D11Device> device = aDevice;
+ if (!device) {
+ device = DeviceManagerDx::Get()->GetContentDevice();
+ if (!device) {
+ return nullptr;
+ }
+ }
+
+ CD3D11_TEXTURE2D_DESC newDesc(DXGI_FORMAT_B8G8R8A8_UNORM,
+ aSize.width, aSize.height, 1, 1,
+ D3D11_BIND_RENDER_TARGET | D3D11_BIND_SHADER_RESOURCE);
+
+ newDesc.MiscFlags = D3D11_RESOURCE_MISC_SHARED;
+ if (!NS_IsMainThread() || !!(aFlags & ALLOC_FOR_OUT_OF_BAND_CONTENT)) {
+ // On the main thread we use the syncobject to handle synchronization.
+ if (!(aFlags & ALLOC_MANUAL_SYNCHRONIZATION)) {
+ newDesc.MiscFlags = D3D11_RESOURCE_MISC_SHARED_KEYEDMUTEX;
+ }
+ }
+
+ if (aSurface && newDesc.MiscFlags == D3D11_RESOURCE_MISC_SHARED_KEYEDMUTEX &&
+ !DeviceManagerDx::Get()->CanInitializeKeyedMutexTextures()) {
+ return nullptr;
+ }
+
+ D3D11_SUBRESOURCE_DATA uploadData;
+ D3D11_SUBRESOURCE_DATA* uploadDataPtr = nullptr;
+ RefPtr<DataSourceSurface> srcSurf;
+ if (aSurface) {
+ srcSurf = aSurface->GetDataSurface();
+
+ if (!srcSurf) {
+ gfxCriticalError() << "Failed to GetDataSurface in D3D11TextureData::Create";
+ return nullptr;
+ }
+
+ DataSourceSurface::MappedSurface sourceMap;
+ if (!srcSurf->Map(DataSourceSurface::READ, &sourceMap)) {
+ gfxCriticalError() << "Failed to map source surface for D3D11TextureData::Create";
+ return nullptr;
+ }
+
+ uploadData.pSysMem = sourceMap.mData;
+ uploadData.SysMemPitch = sourceMap.mStride;
+ uploadData.SysMemSlicePitch = 0; // unused
+
+ uploadDataPtr = &uploadData;
+ }
+
+ RefPtr<ID3D11Texture2D> texture11;
+ HRESULT hr = device->CreateTexture2D(&newDesc, uploadDataPtr, getter_AddRefs(texture11));
+ if (srcSurf) {
+ srcSurf->Unmap();
+ }
+ if (FAILED(hr)) {
+ gfxCriticalError(CriticalLog::DefaultOptions(Factory::ReasonableSurfaceSize(aSize)))
+ << "[D3D11] 2 CreateTexture2D failure " << aSize << " Code: " << gfx::hexa(hr);
+ return nullptr;
+ }
+
+ // If we created the texture with a keyed mutex, then we expect all operations
+ // on it to be synchronized using it. If we did an initial upload using aSurface
+ // then bizarely this isn't covered, so we insert a manual lock/unlock pair
+ // to force this.
+ if (aSurface && newDesc.MiscFlags == D3D11_RESOURCE_MISC_SHARED_KEYEDMUTEX) {
+ if (!LockD3DTexture(texture11.get())) {
+ return nullptr;
+ }
+ UnlockD3DTexture(texture11.get());
+ }
+ texture11->SetPrivateDataInterface(sD3D11TextureUsage,
+ new TextureMemoryMeasurer(newDesc.Width * newDesc.Height * 4));
+ return new D3D11TextureData(texture11, aSize, aFormat,
+ aFlags & ALLOC_CLEAR_BUFFER,
+ aFlags & ALLOC_CLEAR_BUFFER_WHITE,
+ aFlags & ALLOC_FOR_OUT_OF_BAND_CONTENT);
+}
+
+DXGITextureData*
+D3D11TextureData::Create(IntSize aSize, SurfaceFormat aFormat,
+ TextureAllocationFlags aFlags, ID3D11Device* aDevice)
+{
+ return D3D11TextureData::Create(aSize, aFormat, nullptr, aFlags, aDevice);
+}
+
+DXGITextureData*
+D3D11TextureData::Create(SourceSurface* aSurface,
+ TextureAllocationFlags aFlags, ID3D11Device* aDevice)
+{
+ if (aSurface->GetFormat() == SurfaceFormat::A8) {
+ // Currently we don't support A8 surfaces. Fallback.
+ return nullptr;
+ }
+
+ return D3D11TextureData::Create(aSurface->GetSize(), aSurface->GetFormat(),
+ aSurface, aFlags, aDevice);
+}
+
+void
+D3D11TextureData::Deallocate(LayersIPCChannel* aAllocator)
+{
+ mDrawTarget = nullptr;
+ mTexture = nullptr;
+}
+
+already_AddRefed<TextureClient>
+CreateD3D11TextureClientWithDevice(IntSize aSize, SurfaceFormat aFormat,
+ TextureFlags aTextureFlags, TextureAllocationFlags aAllocFlags,
+ ID3D11Device* aDevice,
+ LayersIPCChannel* aAllocator)
+{
+ TextureData* data = D3D11TextureData::Create(aSize, aFormat, aAllocFlags, aDevice);
+ if (!data) {
+ return nullptr;
+ }
+ return MakeAndAddRef<TextureClient>(data, aTextureFlags, aAllocator);
+}
+
+TextureData*
+D3D11TextureData::CreateSimilar(LayersIPCChannel* aAllocator,
+ LayersBackend aLayersBackend,
+ TextureFlags aFlags,
+ TextureAllocationFlags aAllocFlags) const
+{
+ return D3D11TextureData::Create(mSize, mFormat, aAllocFlags);
+}
+
+void
+D3D11TextureData::GetDXGIResource(IDXGIResource** aOutResource)
+{
+ mTexture->QueryInterface(aOutResource);
+}
+
+DXGIYCbCrTextureData*
+DXGIYCbCrTextureData::Create(TextureFlags aFlags,
+ IUnknown* aTextureY,
+ IUnknown* aTextureCb,
+ IUnknown* aTextureCr,
+ HANDLE aHandleY,
+ HANDLE aHandleCb,
+ HANDLE aHandleCr,
+ const gfx::IntSize& aSize,
+ const gfx::IntSize& aSizeY,
+ const gfx::IntSize& aSizeCbCr)
+{
+ if (!aHandleY || !aHandleCb || !aHandleCr ||
+ !aTextureY || !aTextureCb || !aTextureCr) {
+ return nullptr;
+ }
+
+ DXGIYCbCrTextureData* texture = new DXGIYCbCrTextureData();
+ texture->mHandles[0] = aHandleY;
+ texture->mHandles[1] = aHandleCb;
+ texture->mHandles[2] = aHandleCr;
+ texture->mHoldRefs[0] = aTextureY;
+ texture->mHoldRefs[1] = aTextureCb;
+ texture->mHoldRefs[2] = aTextureCr;
+ texture->mSize = aSize;
+ texture->mSizeY = aSizeY;
+ texture->mSizeCbCr = aSizeCbCr;
+
+ return texture;
+}
+
+DXGIYCbCrTextureData*
+DXGIYCbCrTextureData::Create(TextureFlags aFlags,
+ ID3D11Texture2D* aTextureY,
+ ID3D11Texture2D* aTextureCb,
+ ID3D11Texture2D* aTextureCr,
+ const gfx::IntSize& aSize,
+ const gfx::IntSize& aSizeY,
+ const gfx::IntSize& aSizeCbCr)
+{
+ if (!aTextureY || !aTextureCb || !aTextureCr) {
+ return nullptr;
+ }
+
+ aTextureY->SetPrivateDataInterface(sD3D11TextureUsage,
+ new TextureMemoryMeasurer(aSize.width * aSize.height));
+ aTextureCb->SetPrivateDataInterface(sD3D11TextureUsage,
+ new TextureMemoryMeasurer(aSizeCbCr.width * aSizeCbCr.height));
+ aTextureCr->SetPrivateDataInterface(sD3D11TextureUsage,
+ new TextureMemoryMeasurer(aSizeCbCr.width * aSizeCbCr.height));
+
+ RefPtr<IDXGIResource> resource;
+
+ aTextureY->QueryInterface((IDXGIResource**)getter_AddRefs(resource));
+
+ HANDLE handleY;
+ HRESULT hr = resource->GetSharedHandle(&handleY);
+ if (FAILED(hr)) {
+ return nullptr;
+ }
+
+ aTextureCb->QueryInterface((IDXGIResource**)getter_AddRefs(resource));
+
+ HANDLE handleCb;
+ hr = resource->GetSharedHandle(&handleCb);
+ if (FAILED(hr)) {
+ return nullptr;
+ }
+
+ aTextureCr->QueryInterface((IDXGIResource**)getter_AddRefs(resource));
+ HANDLE handleCr;
+ hr = resource->GetSharedHandle(&handleCr);
+ if (FAILED(hr)) {
+ return nullptr;
+ }
+
+ return DXGIYCbCrTextureData::Create(aFlags,
+ aTextureY, aTextureCb, aTextureCr,
+ handleY, handleCb, handleCr,
+ aSize, aSizeY, aSizeCbCr);
+}
+
+void
+DXGIYCbCrTextureData::FillInfo(TextureData::Info& aInfo) const
+{
+ aInfo.size = mSize;
+ aInfo.format = gfx::SurfaceFormat::YUV;
+ aInfo.supportsMoz2D = false;
+ aInfo.hasIntermediateBuffer = false;
+ aInfo.hasSynchronization = false;
+}
+
+bool
+DXGIYCbCrTextureData::Serialize(SurfaceDescriptor& aOutDescriptor)
+{
+ aOutDescriptor = SurfaceDescriptorDXGIYCbCr(
+ (WindowsHandle)mHandles[0], (WindowsHandle)mHandles[1], (WindowsHandle)mHandles[2],
+ mSize, mSizeY, mSizeCbCr
+ );
+ return true;
+}
+
+void
+DXGIYCbCrTextureData::Deallocate(LayersIPCChannel*)
+{
+ mHoldRefs[0] = nullptr;
+ mHoldRefs[1] = nullptr;
+ mHoldRefs[2] = nullptr;
+}
+
+already_AddRefed<TextureHost>
+CreateTextureHostD3D11(const SurfaceDescriptor& aDesc,
+ ISurfaceAllocator* aDeallocator,
+ TextureFlags aFlags)
+{
+ RefPtr<TextureHost> result;
+ switch (aDesc.type()) {
+ case SurfaceDescriptor::TSurfaceDescriptorBuffer: {
+ result = CreateBackendIndependentTextureHost(aDesc, aDeallocator, aFlags);
+ break;
+ }
+ case SurfaceDescriptor::TSurfaceDescriptorD3D10: {
+ result = new DXGITextureHostD3D11(aFlags,
+ aDesc.get_SurfaceDescriptorD3D10());
+ break;
+ }
+ case SurfaceDescriptor::TSurfaceDescriptorDXGIYCbCr: {
+ result = new DXGIYCbCrTextureHostD3D11(aFlags,
+ aDesc.get_SurfaceDescriptorDXGIYCbCr());
+ break;
+ }
+ default: {
+ NS_WARNING("Unsupported SurfaceDescriptor type");
+ }
+ }
+ return result.forget();
+}
+
+
+already_AddRefed<DrawTarget>
+D3D11TextureData::BorrowDrawTarget()
+{
+ MOZ_ASSERT(NS_IsMainThread());
+
+ if (!mDrawTarget && mTexture) {
+ // This may return a null DrawTarget
+ mDrawTarget = Factory::CreateDrawTargetForD3D11Texture(mTexture, mFormat);
+ if (!mDrawTarget) {
+ gfxCriticalNote << "Could not borrow DrawTarget (D3D11) " << (int)mFormat;
+ }
+ }
+
+ RefPtr<DrawTarget> result = mDrawTarget;
+ return result.forget();
+}
+
+bool
+D3D11TextureData::UpdateFromSurface(gfx::SourceSurface* aSurface)
+{
+ // Supporting texture updates after creation requires an ID3D11DeviceContext and those
+ // aren't threadsafe. We'd need to either lock, or have a device for whatever thread
+ // this runs on and we're trying to avoid extra devices (bug 1284672).
+ MOZ_ASSERT(false, "UpdateFromSurface not supported for D3D11! Use CreateFromSurface instead");
+ return false;
+}
+
+DXGITextureHostD3D11::DXGITextureHostD3D11(TextureFlags aFlags,
+ const SurfaceDescriptorD3D10& aDescriptor)
+ : TextureHost(aFlags)
+ , mSize(aDescriptor.size())
+ , mHandle(aDescriptor.handle())
+ , mFormat(aDescriptor.format())
+ , mIsLocked(false)
+{
+}
+
+bool
+DXGITextureHostD3D11::OpenSharedHandle()
+{
+ if (!GetDevice()) {
+ return false;
+ }
+
+ HRESULT hr = GetDevice()->OpenSharedResource((HANDLE)mHandle,
+ __uuidof(ID3D11Texture2D),
+ (void**)(ID3D11Texture2D**)getter_AddRefs(mTexture));
+ if (FAILED(hr)) {
+ NS_WARNING("Failed to open shared texture");
+ return false;
+ }
+
+ D3D11_TEXTURE2D_DESC desc;
+ mTexture->GetDesc(&desc);
+ mSize = IntSize(desc.Width, desc.Height);
+ return true;
+}
+
+RefPtr<ID3D11Device>
+DXGITextureHostD3D11::GetDevice()
+{
+ if (mFlags & TextureFlags::INVALID_COMPOSITOR) {
+ return nullptr;
+ }
+
+ return DeviceManagerDx::Get()->GetCompositorDevice();
+}
+
+static CompositorD3D11* AssertD3D11Compositor(Compositor* aCompositor)
+{
+ CompositorD3D11* compositor = aCompositor ? aCompositor->AsCompositorD3D11()
+ : nullptr;
+ if (!compositor) {
+ gfxCriticalNote << "[D3D11] Attempt to set an incompatible compositor";
+ }
+ return compositor;
+}
+
+void
+DXGITextureHostD3D11::SetCompositor(Compositor* aCompositor)
+{
+ CompositorD3D11* d3dCompositor = AssertD3D11Compositor(aCompositor);
+ if (!d3dCompositor) {
+ mCompositor = nullptr;
+ mTextureSource = nullptr;
+ return;
+ }
+ mCompositor = d3dCompositor;
+ if (mTextureSource) {
+ mTextureSource->SetCompositor(aCompositor);
+ }
+}
+
+Compositor*
+DXGITextureHostD3D11::GetCompositor()
+{
+ return mCompositor;
+}
+
+bool
+DXGITextureHostD3D11::Lock()
+{
+ if (!mCompositor) {
+ // Make an early return here if we call SetCompositor() with an incompatible
+ // compositor. This check tries to prevent the problem where we use that
+ // incompatible compositor to compose this texture.
+ return false;
+ }
+
+ return LockInternal();
+}
+
+bool
+DXGITextureHostD3D11::LockWithoutCompositor()
+{
+ // Unlike the normal Lock() function, this function may be called when
+ // mCompositor is nullptr such as during WebVR frame submission. So, there is
+ // no 'mCompositor' checking here.
+ return LockInternal();
+}
+
+void
+DXGITextureHostD3D11::Unlock()
+{
+ UnlockInternal();
+}
+
+void
+DXGITextureHostD3D11::UnlockWithoutCompositor()
+{
+ UnlockInternal();
+}
+
+bool
+DXGITextureHostD3D11::LockInternal()
+{
+ if (!GetDevice()) {
+ NS_WARNING("trying to lock a TextureHost without a D3D device");
+ return false;
+ }
+
+ if (!mTextureSource) {
+ if (!mTexture && !OpenSharedHandle()) {
+ DeviceManagerDx::Get()->ForceDeviceReset(ForcedDeviceResetReason::OPENSHAREDHANDLE);
+ return false;
+ }
+
+ mTextureSource = new DataTextureSourceD3D11(mFormat, mCompositor, mTexture);
+ }
+
+ mIsLocked = LockD3DTexture(mTextureSource->GetD3D11Texture());
+
+ return mIsLocked;
+}
+
+void
+DXGITextureHostD3D11::UnlockInternal()
+{
+ UnlockD3DTexture(mTextureSource->GetD3D11Texture());
+}
+
+bool
+DXGITextureHostD3D11::BindTextureSource(CompositableTextureSourceRef& aTexture)
+{
+ MOZ_ASSERT(mIsLocked);
+ // If Lock was successful we must have a valid TextureSource.
+ MOZ_ASSERT(mTextureSource);
+ aTexture = mTextureSource;
+ return !!aTexture;
+}
+
+DXGIYCbCrTextureHostD3D11::DXGIYCbCrTextureHostD3D11(TextureFlags aFlags,
+ const SurfaceDescriptorDXGIYCbCr& aDescriptor)
+ : TextureHost(aFlags)
+ , mSize(aDescriptor.size())
+ , mIsLocked(false)
+{
+ mHandles[0] = aDescriptor.handleY();
+ mHandles[1] = aDescriptor.handleCb();
+ mHandles[2] = aDescriptor.handleCr();
+}
+
+bool
+DXGIYCbCrTextureHostD3D11::OpenSharedHandle()
+{
+ RefPtr<ID3D11Device> device = GetDevice();
+ if (!device) {
+ return false;
+ }
+
+ RefPtr<ID3D11Texture2D> textures[3];
+
+ HRESULT hr = device->OpenSharedResource((HANDLE)mHandles[0],
+ __uuidof(ID3D11Texture2D),
+ (void**)(ID3D11Texture2D**)getter_AddRefs(textures[0]));
+ if (FAILED(hr)) {
+ NS_WARNING("Failed to open shared texture for Y Plane");
+ return false;
+ }
+
+ hr = device->OpenSharedResource((HANDLE)mHandles[1],
+ __uuidof(ID3D11Texture2D),
+ (void**)(ID3D11Texture2D**)getter_AddRefs(textures[1]));
+ if (FAILED(hr)) {
+ NS_WARNING("Failed to open shared texture for Cb Plane");
+ return false;
+ }
+
+ hr = device->OpenSharedResource((HANDLE)mHandles[2],
+ __uuidof(ID3D11Texture2D),
+ (void**)(ID3D11Texture2D**)getter_AddRefs(textures[2]));
+ if (FAILED(hr)) {
+ NS_WARNING("Failed to open shared texture for Cr Plane");
+ return false;
+ }
+
+ mTextures[0] = textures[0].forget();
+ mTextures[1] = textures[1].forget();
+ mTextures[2] = textures[2].forget();
+
+ return true;
+}
+
+RefPtr<ID3D11Device>
+DXGIYCbCrTextureHostD3D11::GetDevice()
+{
+ if (mFlags & TextureFlags::INVALID_COMPOSITOR) {
+ return nullptr;
+ }
+
+ return DeviceManagerDx::Get()->GetCompositorDevice();
+}
+
+void
+DXGIYCbCrTextureHostD3D11::SetCompositor(Compositor* aCompositor)
+{
+ mCompositor = AssertD3D11Compositor(aCompositor);
+ if (!mCompositor) {
+ mTextureSources[0] = nullptr;
+ mTextureSources[1] = nullptr;
+ mTextureSources[2] = nullptr;
+ return;
+ }
+
+ if (mTextureSources[0]) {
+ mTextureSources[0]->SetCompositor(aCompositor);
+ }
+}
+
+Compositor*
+DXGIYCbCrTextureHostD3D11::GetCompositor()
+{
+ return mCompositor;
+}
+
+bool
+DXGIYCbCrTextureHostD3D11::Lock()
+{
+ if (!mCompositor) {
+ NS_WARNING("no suitable compositor");
+ return false;
+ }
+
+ if (!GetDevice()) {
+ NS_WARNING("trying to lock a TextureHost without a D3D device");
+ return false;
+ }
+ if (!mTextureSources[0]) {
+ if (!mTextures[0] && !OpenSharedHandle()) {
+ return false;
+ }
+
+ MOZ_ASSERT(mTextures[1] && mTextures[2]);
+
+ mTextureSources[0] = new DataTextureSourceD3D11(SurfaceFormat::A8, mCompositor, mTextures[0]);
+ mTextureSources[1] = new DataTextureSourceD3D11(SurfaceFormat::A8, mCompositor, mTextures[1]);
+ mTextureSources[2] = new DataTextureSourceD3D11(SurfaceFormat::A8, mCompositor, mTextures[2]);
+ mTextureSources[0]->SetNextSibling(mTextureSources[1]);
+ mTextureSources[1]->SetNextSibling(mTextureSources[2]);
+ }
+
+ mIsLocked = LockD3DTexture(mTextureSources[0]->GetD3D11Texture()) &&
+ LockD3DTexture(mTextureSources[1]->GetD3D11Texture()) &&
+ LockD3DTexture(mTextureSources[2]->GetD3D11Texture());
+
+ return mIsLocked;
+}
+
+void
+DXGIYCbCrTextureHostD3D11::Unlock()
+{
+ MOZ_ASSERT(mIsLocked);
+ UnlockD3DTexture(mTextureSources[0]->GetD3D11Texture());
+ UnlockD3DTexture(mTextureSources[1]->GetD3D11Texture());
+ UnlockD3DTexture(mTextureSources[2]->GetD3D11Texture());
+ mIsLocked = false;
+}
+
+bool
+DXGIYCbCrTextureHostD3D11::BindTextureSource(CompositableTextureSourceRef& aTexture)
+{
+ MOZ_ASSERT(mIsLocked);
+ // If Lock was successful we must have a valid TextureSource.
+ MOZ_ASSERT(mTextureSources[0] && mTextureSources[1] && mTextureSources[2]);
+ aTexture = mTextureSources[0].get();
+ return !!aTexture;
+}
+
+bool
+DataTextureSourceD3D11::Update(DataSourceSurface* aSurface,
+ nsIntRegion* aDestRegion,
+ IntPoint* aSrcOffset)
+{
+ // Incremental update with a source offset is only used on Mac so it is not
+ // clear that we ever will need to support it for D3D.
+ MOZ_ASSERT(!aSrcOffset);
+ MOZ_ASSERT(aSurface);
+
+ MOZ_ASSERT(mAllowTextureUploads);
+ if (!mAllowTextureUploads) {
+ return false;
+ }
+
+ HRESULT hr;
+
+ if (!mCompositor || !mCompositor->GetDevice()) {
+ return false;
+ }
+
+ uint32_t bpp = BytesPerPixel(aSurface->GetFormat());
+ DXGI_FORMAT dxgiFormat = SurfaceFormatToDXGIFormat(aSurface->GetFormat());
+
+ mSize = aSurface->GetSize();
+ mFormat = aSurface->GetFormat();
+
+ CD3D11_TEXTURE2D_DESC desc(dxgiFormat, mSize.width, mSize.height, 1, 1);
+
+ int32_t maxSize = mCompositor->GetMaxTextureSize();
+ if ((mSize.width <= maxSize && mSize.height <= maxSize) ||
+ (mFlags & TextureFlags::DISALLOW_BIGIMAGE)) {
+
+ if (mTexture) {
+ D3D11_TEXTURE2D_DESC currentDesc;
+ mTexture->GetDesc(&currentDesc);
+
+ // Make sure there's no size mismatch, if there is, recreate.
+ if (currentDesc.Width != mSize.width || currentDesc.Height != mSize.height ||
+ currentDesc.Format != dxgiFormat) {
+ mTexture = nullptr;
+ // Make sure we upload the whole surface.
+ aDestRegion = nullptr;
+ }
+ }
+
+ nsIntRegion *regionToUpdate = aDestRegion;
+ if (!mTexture) {
+ hr = mCompositor->GetDevice()->CreateTexture2D(&desc, nullptr, getter_AddRefs(mTexture));
+ mIsTiled = false;
+ if (FAILED(hr) || !mTexture) {
+ Reset();
+ return false;
+ }
+
+ if (mFlags & TextureFlags::COMPONENT_ALPHA) {
+ regionToUpdate = nullptr;
+ }
+ }
+
+ DataSourceSurface::MappedSurface map;
+ if (!aSurface->Map(DataSourceSurface::MapType::READ, &map)) {
+ gfxCriticalError() << "Failed to map surface.";
+ Reset();
+ return false;
+ }
+
+ if (regionToUpdate) {
+ for (auto iter = regionToUpdate->RectIter(); !iter.Done(); iter.Next()) {
+ const IntRect& rect = iter.Get();
+ D3D11_BOX box;
+ box.front = 0;
+ box.back = 1;
+ box.left = rect.x;
+ box.top = rect.y;
+ box.right = rect.XMost();
+ box.bottom = rect.YMost();
+
+ void* data = map.mData + map.mStride * rect.y + BytesPerPixel(aSurface->GetFormat()) * rect.x;
+
+ mCompositor->GetDC()->UpdateSubresource(mTexture, 0, &box, data, map.mStride, map.mStride * rect.height);
+ }
+ } else {
+ mCompositor->GetDC()->UpdateSubresource(mTexture, 0, nullptr, aSurface->GetData(),
+ aSurface->Stride(), aSurface->Stride() * mSize.height);
+ }
+
+ aSurface->Unmap();
+ } else {
+ mIsTiled = true;
+ uint32_t tileCount = GetRequiredTilesD3D11(mSize.width, maxSize) *
+ GetRequiredTilesD3D11(mSize.height, maxSize);
+
+ mTileTextures.resize(tileCount);
+ mTileSRVs.resize(tileCount);
+ mTexture = nullptr;
+
+ for (uint32_t i = 0; i < tileCount; i++) {
+ IntRect tileRect = GetTileRect(i);
+
+ desc.Width = tileRect.width;
+ desc.Height = tileRect.height;
+ desc.Usage = D3D11_USAGE_IMMUTABLE;
+
+ D3D11_SUBRESOURCE_DATA initData;
+ initData.pSysMem = aSurface->GetData() +
+ tileRect.y * aSurface->Stride() +
+ tileRect.x * bpp;
+ initData.SysMemPitch = aSurface->Stride();
+
+ hr = mCompositor->GetDevice()->CreateTexture2D(&desc, &initData, getter_AddRefs(mTileTextures[i]));
+ if (FAILED(hr) || !mTileTextures[i]) {
+ Reset();
+ return false;
+ }
+ }
+ }
+ return true;
+}
+
+ID3D11Texture2D*
+DataTextureSourceD3D11::GetD3D11Texture() const
+{
+ return mIterating ? mTileTextures[mCurrentTile]
+ : mTexture;
+}
+
+ID3D11ShaderResourceView*
+DataTextureSourceD3D11::GetShaderResourceView()
+{
+ if (mIterating) {
+ if (!mTileSRVs[mCurrentTile]) {
+ if (!mTileTextures[mCurrentTile]) {
+ return nullptr;
+ }
+
+ RefPtr<ID3D11Device> device;
+ mTileTextures[mCurrentTile]->GetDevice(getter_AddRefs(device));
+ HRESULT hr = device->CreateShaderResourceView(mTileTextures[mCurrentTile], nullptr, getter_AddRefs(mTileSRVs[mCurrentTile]));
+ if (FAILED(hr)) {
+ gfxCriticalNote << "[D3D11] DataTextureSourceD3D11:GetShaderResourceView CreateSRV failure " << gfx::hexa(hr);
+ return nullptr;
+ }
+ }
+ return mTileSRVs[mCurrentTile];
+ }
+
+ return TextureSourceD3D11::GetShaderResourceView();
+}
+
+void
+DataTextureSourceD3D11::Reset()
+{
+ mTexture = nullptr;
+ mTileSRVs.resize(0);
+ mTileTextures.resize(0);
+ mIsTiled = false;
+ mSize.width = 0;
+ mSize.height = 0;
+}
+
+IntRect
+DataTextureSourceD3D11::GetTileRect(uint32_t aIndex) const
+{
+ return GetTileRectD3D11(aIndex, mSize, mCompositor->GetMaxTextureSize());
+}
+
+IntRect
+DataTextureSourceD3D11::GetTileRect()
+{
+ IntRect rect = GetTileRect(mCurrentTile);
+ return IntRect(rect.x, rect.y, rect.width, rect.height);
+}
+
+void
+DataTextureSourceD3D11::SetCompositor(Compositor* aCompositor)
+{
+ CompositorD3D11* d3dCompositor = AssertD3D11Compositor(aCompositor);
+ if (!d3dCompositor) {
+ return;
+ }
+ mCompositor = d3dCompositor;
+ if (mNextSibling) {
+ mNextSibling->SetCompositor(aCompositor);
+ }
+}
+
+CompositingRenderTargetD3D11::CompositingRenderTargetD3D11(ID3D11Texture2D* aTexture,
+ const gfx::IntPoint& aOrigin,
+ DXGI_FORMAT aFormatOverride)
+ : CompositingRenderTarget(aOrigin)
+{
+ MOZ_ASSERT(aTexture);
+
+ mTexture = aTexture;
+
+ RefPtr<ID3D11Device> device;
+ mTexture->GetDevice(getter_AddRefs(device));
+
+ mFormatOverride = aFormatOverride;
+
+ // If we happen to have a typeless underlying DXGI surface, we need to be explicit
+ // about the format here. (Such a surface could come from an external source, such
+ // as the Oculus compositor)
+ CD3D11_RENDER_TARGET_VIEW_DESC rtvDesc(D3D11_RTV_DIMENSION_TEXTURE2D, mFormatOverride);
+ D3D11_RENDER_TARGET_VIEW_DESC *desc = aFormatOverride == DXGI_FORMAT_UNKNOWN ? nullptr : &rtvDesc;
+
+ HRESULT hr = device->CreateRenderTargetView(mTexture, desc, getter_AddRefs(mRTView));
+
+ if (FAILED(hr)) {
+ LOGD3D11("Failed to create RenderTargetView.");
+ }
+}
+
+void
+CompositingRenderTargetD3D11::BindRenderTarget(ID3D11DeviceContext* aContext)
+{
+ if (mClearOnBind) {
+ FLOAT clear[] = { 0, 0, 0, 0 };
+ aContext->ClearRenderTargetView(mRTView, clear);
+ mClearOnBind = false;
+ }
+ ID3D11RenderTargetView* view = mRTView;
+ aContext->OMSetRenderTargets(1, &view, nullptr);
+}
+
+IntSize
+CompositingRenderTargetD3D11::GetSize() const
+{
+ return TextureSourceD3D11::GetSize();
+}
+
+SyncObjectD3D11::SyncObjectD3D11(SyncHandle aHandle)
+{
+ MOZ_ASSERT(aHandle);
+ mD3D11Device = DeviceManagerDx::Get()->GetContentDevice();
+ mHandle = aHandle;
+}
+
+void
+SyncObjectD3D11::RegisterTexture(ID3D11Texture2D* aTexture)
+{
+ mD3D11SyncedTextures.push_back(aTexture);
+}
+
+bool
+SyncObjectD3D11::IsSyncObjectValid()
+{
+ RefPtr<ID3D11Device> dev = DeviceManagerDx::Get()->GetContentDevice();
+ if (!dev || (dev != mD3D11Device)) {
+ return false;
+ }
+ return true;
+}
+
+void
+SyncObjectD3D11::FinalizeFrame()
+{
+ HRESULT hr;
+
+ if (!mD3D11Texture && mD3D11SyncedTextures.size()) {
+ RefPtr<ID3D11Device> device = DeviceManagerDx::Get()->GetContentDevice();
+
+ hr = device->OpenSharedResource(mHandle, __uuidof(ID3D11Texture2D), (void**)(ID3D11Texture2D**)getter_AddRefs(mD3D11Texture));
+
+ if (FAILED(hr) || !mD3D11Texture) {
+ gfxCriticalError() << "Failed to D3D11 OpenSharedResource for frame finalization: " << hexa(hr);
+
+ if (DeviceManagerDx::Get()->HasDeviceReset()) {
+ return;
+ }
+
+ gfxDevCrash(LogReason::D3D11FinalizeFrame) << "Without device reset: " << hexa(hr);
+ }
+
+ // test QI
+ RefPtr<IDXGIKeyedMutex> mutex;
+ hr = mD3D11Texture->QueryInterface((IDXGIKeyedMutex**)getter_AddRefs(mutex));
+
+ if (FAILED(hr) || !mutex) {
+ // Leave both the critical error and MOZ_CRASH for now; the critical error lets
+ // us "save" the hr value. We will probably eventuall replace this with gfxDevCrash.
+ gfxCriticalError() << "Failed to get KeyedMutex (2): " << hexa(hr);
+ MOZ_CRASH("GFX: Cannot get D3D11 KeyedMutex");
+ }
+ }
+
+ if (mD3D11SyncedTextures.size()) {
+ RefPtr<IDXGIKeyedMutex> mutex;
+ hr = mD3D11Texture->QueryInterface((IDXGIKeyedMutex**)getter_AddRefs(mutex));
+ {
+ AutoTextureLock lock(mutex, hr, 20000);
+
+ if (hr == WAIT_TIMEOUT) {
+ if (DeviceManagerDx::Get()->HasDeviceReset()) {
+ gfxWarning() << "AcquireSync timed out because of device reset.";
+ return;
+ }
+ gfxDevCrash(LogReason::D3D11SyncLock) << "Timeout on the D3D11 sync lock";
+ }
+
+ D3D11_BOX box;
+ box.front = box.top = box.left = 0;
+ box.back = box.bottom = box.right = 1;
+
+ RefPtr<ID3D11Device> dev = DeviceManagerDx::Get()->GetContentDevice();
+ if (!dev) {
+ if (DeviceManagerDx::Get()->HasDeviceReset()) {
+ return;
+ }
+ MOZ_CRASH("GFX: Invalid D3D11 content device");
+ }
+
+ RefPtr<ID3D11DeviceContext> ctx;
+ dev->GetImmediateContext(getter_AddRefs(ctx));
+
+ for (auto iter = mD3D11SyncedTextures.begin(); iter != mD3D11SyncedTextures.end(); iter++) {
+ ctx->CopySubresourceRegion(mD3D11Texture, 0, 0, 0, 0, *iter, 0, &box);
+ }
+ }
+
+ mD3D11SyncedTextures.clear();
+ }
+}
+
+}
+}