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/* -*- 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 */
#ifndef mozilla_gfx_thebes_DeviceManagerDx_h
#define mozilla_gfx_thebes_DeviceManagerDx_h
#include "gfxPlatform.h"
#include "gfxTelemetry.h"
#include "gfxTypes.h"
#include "mozilla/Maybe.h"
#include "mozilla/Mutex.h"
#include "mozilla/RefPtr.h"
#include "mozilla/StaticPtr.h"
#include "mozilla/gfx/GraphicsMessages.h"
#include "nsTArray.h"
#include "nsWindowsHelpers.h"
#include <windows.h>
#include <objbase.h>
#include <d3d11.h>
#include <dxgi.h>
#include <dxgi1_6.h>
// This header is available in the June 2010 SDK and in the Win8 SDK
#include <d3dcommon.h>
// Win 8.0 SDK types we'll need when building using older sdks.
#if !defined(D3D_FEATURE_LEVEL_11_1) // defined in the 8.0 SDK only
# define D3D_FEATURE_LEVEL_11_1 static_cast<D3D_FEATURE_LEVEL>(0xb100)
struct ID3D11Device;
struct IDCompositionDevice2;
struct IDirectDraw7;
namespace mozilla {
class ScopedGfxFeatureReporter;
namespace layers {
class DeviceAttachmentsD3D11;
class MLGDevice;
} // namespace layers
namespace gfx {
class FeatureState;
class DeviceManagerDx final {
static void Init();
static void Shutdown();
static DeviceManagerDx* Get() { return sInstance; }
RefPtr<ID3D11Device> GetCompositorDevice();
RefPtr<ID3D11Device> GetContentDevice();
RefPtr<ID3D11Device> GetCanvasDevice();
RefPtr<ID3D11Device> GetImageDevice();
RefPtr<IDCompositionDevice2> GetDirectCompositionDevice();
RefPtr<ID3D11Device> GetVRDevice();
RefPtr<ID3D11Device> CreateDecoderDevice();
RefPtr<layers::MLGDevice> GetMLGDevice();
IDirectDraw7* GetDirectDraw();
unsigned GetCompositorFeatureLevel() const;
bool TextureSharingWorks();
bool IsWARP();
bool CanUseNV12();
bool CanUseP010();
bool CanUseP016();
bool CanUseDComp();
// Returns true if we can create a texture with
// upload texture data during the CreateTexture2D
// call. This crashes on some devices, so we might
// need to avoid it.
bool CanInitializeKeyedMutexTextures();
// Intel devices on older windows versions seem to occasionally have
// stability issues when supplying InitData to CreateTexture2D.
bool HasCrashyInitData();
// Enumerate and return all outputs on the current adapter.
nsTArray<DXGI_OUTPUT_DESC1> EnumerateOutputs();
// find the IDXGIOutput with a description.Monitor matching
// 'monitor'; returns false if not found or some error occurred.
bool GetOutputFromMonitor(HMONITOR monitor, RefPtr<IDXGIOutput>* aOutOutput);
// Check if the current adapter supports hardware stretching
void CheckHardwareStretchingSupport(HwStretchingSupport& aRv);
bool CreateCompositorDevices();
void CreateContentDevices();
void CreateDirectCompositionDevice();
bool CreateCanvasDevice();
static HANDLE CreateDCompSurfaceHandle();
void GetCompositorDevices(
RefPtr<ID3D11Device>* aOutDevice,
RefPtr<layers::DeviceAttachmentsD3D11>* aOutAttachments);
void ImportDeviceInfo(const D3D11DeviceStatus& aDeviceStatus);
void ExportDeviceInfo(D3D11DeviceStatus* aOut);
void ResetDevices();
void InitializeDirectDraw();
// Reset and reacquire the devices if a reset has happened.
// Returns whether a reset occurred not whether reacquiring
// was successful.
bool MaybeResetAndReacquireDevices();
// Test whether we can acquire a DXGI 1.2-compatible adapter. This should
// only be called on startup before devices are initialized.
bool CheckRemotePresentSupport();
// Device reset helpers.
bool HasDeviceReset(DeviceResetReason* aOutReason = nullptr);
// Note: these set the cached device reset reason, which will be picked up
// on the next frame.
void ForceDeviceReset(ForcedDeviceResetReason aReason);
// Pre-load any compositor resources that are expensive, and are needed when
// we attempt to create a compositor.
static void PreloadAttachmentsOnCompositorThread();
IDXGIAdapter1* GetDXGIAdapter();
void DisableD3D11AfterCrash();
void CreateCompositorDevice(mozilla::gfx::FeatureState& d3d11);
bool CreateCompositorDeviceHelper(mozilla::gfx::FeatureState& aD3d11,
IDXGIAdapter1* aAdapter,
bool aAttemptVideoSupport,
RefPtr<ID3D11Device>& aOutDevice);
void CreateWARPCompositorDevice();
void CreateMLGDevice();
bool CreateVRDevice();
mozilla::gfx::FeatureStatus CreateContentDevice();
bool CreateDevice(IDXGIAdapter* aAdapter, D3D_DRIVER_TYPE aDriverType,
UINT aFlags, HRESULT& aResOut,
RefPtr<ID3D11Device>& aOutDevice);
bool ContentAdapterIsParentAdapter(ID3D11Device* device);
bool LoadD3D11();
bool LoadDcomp();
void ReleaseD3D11();
// Call GetDeviceRemovedReason on each device until one returns
// a failure.
bool GetAnyDeviceRemovedReason(DeviceResetReason* aOutReason);
static StaticAutoPtr<DeviceManagerDx> sInstance;
// This is assigned during device creation. Afterwards, it is released if
// devices failed, and "forgotten" if devices succeeded (meaning, we leak
// the ref and unassign the module).
nsModuleHandle mD3D11Module;
nsModuleHandle mDcompModule;
mozilla::Mutex mDeviceLock;
nsTArray<D3D_FEATURE_LEVEL> mFeatureLevels;
RefPtr<IDXGIAdapter1> mAdapter;
RefPtr<ID3D11Device> mCompositorDevice;
RefPtr<ID3D11Device> mContentDevice;
RefPtr<ID3D11Device> mCanvasDevice;
RefPtr<ID3D11Device> mImageDevice;
RefPtr<ID3D11Device> mVRDevice;
RefPtr<ID3D11Device> mDecoderDevice;
RefPtr<IDCompositionDevice2> mDirectCompositionDevice;
RefPtr<layers::DeviceAttachmentsD3D11> mCompositorAttachments;
RefPtr<layers::MLGDevice> mMLGDevice;
bool mCompositorDeviceSupportsVideo;
Maybe<D3D11DeviceStatus> mDeviceStatus;
nsModuleHandle mDirectDrawDLL;
RefPtr<IDirectDraw7> mDirectDraw;
Maybe<DeviceResetReason> mDeviceResetReason;
} // namespace gfx
} // namespace mozilla
#endif // mozilla_gfx_thebes_DeviceManagerDx_h