summaryrefslogtreecommitdiffstats
path: root/gfx/thebes/DeviceManagerDx.h
blob: 25c028b55cf5d0c180839e37dce4c0136814d641 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
 * 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/. */

#ifndef mozilla_gfx_thebes_DeviceManagerDx_h
#define mozilla_gfx_thebes_DeviceManagerDx_h

#include "gfxPlatform.h"
#include "gfxTelemetry.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 <dxgi.h>
#include <d3d11.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)
#define D3D_FL9_1_REQ_TEXTURE2D_U_OR_V_DIMENSION 2048
#define D3D_FL9_3_REQ_TEXTURE2D_U_OR_V_DIMENSION 4096
#endif

struct ID3D11Device;
struct IDirectDraw7;

namespace mozilla {
namespace gfx {
class FeatureState;

class DeviceManagerDx final
{
public:
  static void Init();
  static void Shutdown();

  DeviceManagerDx();

  static DeviceManagerDx* Get() {
    return sInstance;
  }

  RefPtr<ID3D11Device> GetCompositorDevice();
  RefPtr<ID3D11Device> GetContentDevice();
  RefPtr<ID3D11Device> CreateDecoderDevice();
  IDirectDraw7* GetDirectDraw();

  unsigned GetCompositorFeatureLevel() const;
  bool TextureSharingWorks();
  bool IsWARP();

  // Returns true if we can create a texture with
  // D3D11_RESOURCE_MISC_SHARED_KEYEDMUTEX and also
  // upload texture data during the CreateTexture2D
  // call. This crashes on some devices, so we might
  // need to avoid it.
  bool CanInitializeKeyedMutexTextures();

  bool CreateCompositorDevices();
  void CreateContentDevices();

  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);
  void NotifyD3D9DeviceReset();

private:
  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();

  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();
  void ReleaseD3D11();

  // Call GetDeviceRemovedReason on each device until one returns
  // a failure.
  bool GetAnyDeviceRemovedReason(DeviceResetReason* aOutReason);

private:
  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;

  mozilla::Mutex mDeviceLock;
  nsTArray<D3D_FEATURE_LEVEL> mFeatureLevels;
  RefPtr<IDXGIAdapter1> mAdapter;
  RefPtr<ID3D11Device> mCompositorDevice;
  RefPtr<ID3D11Device> mContentDevice;
  RefPtr<ID3D11Device> mDecoderDevice;
  bool mCompositorDeviceSupportsVideo;

  Maybe<D3D11DeviceStatus> mDeviceStatus;

  nsModuleHandle mDirectDrawDLL;
  RefPtr<IDirectDraw7> mDirectDraw;

  Maybe<DeviceResetReason> mDeviceResetReason;
};

} // namespace gfx
} // namespace mozilla

#endif // mozilla_gfx_thebes_DeviceManagerDx_h