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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
#include "DeviceManagerDx.h"
#include "D3D11Checks.h"
#include "gfxConfig.h"
#include "GfxDriverInfo.h"
#include "gfxWindowsPlatform.h"
#include "mozilla/D3DMessageUtils.h"
#include "mozilla/StaticPrefs_gfx.h"
#include "mozilla/StaticPrefs_layers.h"
#include "mozilla/Telemetry.h"
#include "mozilla/gfx/GPUParent.h"
#include "mozilla/gfx/GPUProcessManager.h"
#include "mozilla/gfx/GraphicsMessages.h"
#include "mozilla/gfx/Logging.h"
#include "mozilla/gfx/gfxVars.h"
#include "mozilla/layers/CompositorBridgeChild.h"
#include "mozilla/layers/CompositorThread.h"
#include "mozilla/layers/DeviceAttachmentsD3D11.h"
#include "mozilla/Preferences.h"
#include "nsPrintfCString.h"
#include "nsString.h"
// -
#include <d3d11.h>
#include <dcomp.h>
#include <ddraw.h>
#include <dxgi.h>
namespace mozilla {
namespace gfx {
using namespace mozilla::widget;
using namespace mozilla::layers;
StaticAutoPtr<DeviceManagerDx> DeviceManagerDx::sInstance;
// We don't have access to the D3D11CreateDevice type in gfxWindowsPlatform.h,
// since it doesn't include d3d11.h, so we use a static here. It should only
// be used within InitializeD3D11.
decltype(D3D11CreateDevice)* sD3D11CreateDeviceFn = nullptr;
// It should only be used within CreateDirectCompositionDevice.
decltype(DCompositionCreateDevice2)* sDcompCreateDevice2Fn = nullptr;
decltype(DCompositionCreateDevice3)* sDcompCreateDevice3Fn = nullptr;
// It should only be used within CreateDCompSurfaceHandle
decltype(DCompositionCreateSurfaceHandle)* sDcompCreateSurfaceHandleFn =
nullptr;
// We don't have access to the DirectDrawCreateEx type in gfxWindowsPlatform.h,
// since it doesn't include ddraw.h, so we use a static here. It should only
// be used within InitializeDirectDrawConfig.
decltype(DirectDrawCreateEx)* sDirectDrawCreateExFn = nullptr;
/* static */
void DeviceManagerDx::Init() { sInstance = new DeviceManagerDx(); }
/* static */
void DeviceManagerDx::Shutdown() { sInstance = nullptr; }
DeviceManagerDx::DeviceManagerDx()
: mDeviceLock("gfxWindowsPlatform.mDeviceLock"),
mCompositorDeviceSupportsVideo(false) {
// Set up the D3D11 feature levels we can ask for.
mFeatureLevels.AppendElement(D3D_FEATURE_LEVEL_11_1);
mFeatureLevels.AppendElement(D3D_FEATURE_LEVEL_11_0);
mFeatureLevels.AppendElement(D3D_FEATURE_LEVEL_10_1);
mFeatureLevels.AppendElement(D3D_FEATURE_LEVEL_10_0);
MOZ_COUNT_CTOR(DeviceManagerDx);
}
DeviceManagerDx::~DeviceManagerDx() { MOZ_COUNT_DTOR(DeviceManagerDx); }
bool DeviceManagerDx::LoadD3D11() {
FeatureState& d3d11 = gfxConfig::GetFeature(Feature::D3D11_COMPOSITING);
MOZ_ASSERT(d3d11.IsEnabled());
if (sD3D11CreateDeviceFn) {
return true;
}
nsModuleHandle module(LoadLibrarySystem32(L"d3d11.dll"));
if (!module) {
d3d11.SetFailed(FeatureStatus::Unavailable,
"Direct3D11 not available on this computer",
"FEATURE_FAILURE_D3D11_LIB"_ns);
return false;
}
sD3D11CreateDeviceFn =
(decltype(D3D11CreateDevice)*)GetProcAddress(module, "D3D11CreateDevice");
if (!sD3D11CreateDeviceFn) {
// We should just be on Windows Vista or XP in this case.
d3d11.SetFailed(FeatureStatus::Unavailable,
"Direct3D11 not available on this computer",
"FEATURE_FAILURE_D3D11_FUNCPTR"_ns);
return false;
}
mD3D11Module.steal(module);
return true;
}
bool DeviceManagerDx::LoadDcomp() {
MOZ_ASSERT(gfxConfig::GetFeature(Feature::D3D11_COMPOSITING).IsEnabled());
MOZ_ASSERT(gfxVars::UseWebRenderANGLE());
MOZ_ASSERT(gfxVars::UseWebRenderDCompWin());
if (sDcompCreateDevice2Fn) {
return true; // Already loaded.
}
nsModuleHandle module(LoadLibrarySystem32(L"dcomp.dll"));
if (!module) {
return false;
}
sDcompCreateDevice2Fn = (decltype(DCompositionCreateDevice2)*)GetProcAddress(
module, "DCompositionCreateDevice2");
sDcompCreateDevice3Fn = (decltype(DCompositionCreateDevice3)*)GetProcAddress(
module, "DCompositionCreateDevice3");
if (!sDcompCreateDevice2Fn) {
return false;
}
// Load optional API for external compositing
sDcompCreateSurfaceHandleFn =
(decltype(DCompositionCreateSurfaceHandle)*)::GetProcAddress(
module, "DCompositionCreateSurfaceHandle");
mDcompModule.steal(module);
return true;
}
void DeviceManagerDx::ReleaseD3D11() {
MOZ_ASSERT(!mCompositorDevice);
MOZ_ASSERT(!mContentDevice);
MOZ_ASSERT(!mVRDevice);
MOZ_ASSERT(!mDecoderDevice);
mD3D11Module.reset();
sD3D11CreateDeviceFn = nullptr;
}
nsTArray<DXGI_OUTPUT_DESC1> DeviceManagerDx::EnumerateOutputs() {
RefPtr<IDXGIAdapter> adapter = GetDXGIAdapter();
if (!adapter) {
NS_WARNING("Failed to acquire a DXGI adapter for enumerating outputs.");
return nsTArray<DXGI_OUTPUT_DESC1>();
}
nsTArray<DXGI_OUTPUT_DESC1> outputs;
for (UINT i = 0;; ++i) {
RefPtr<IDXGIOutput> output = nullptr;
if (FAILED(adapter->EnumOutputs(i, getter_AddRefs(output)))) {
break;
}
RefPtr<IDXGIOutput6> output6 = nullptr;
if (FAILED(output->QueryInterface(__uuidof(IDXGIOutput6),
getter_AddRefs(output6)))) {
break;
}
DXGI_OUTPUT_DESC1 desc;
if (FAILED(output6->GetDesc1(&desc))) {
break;
}
outputs.AppendElement(desc);
}
return outputs;
}
bool DeviceManagerDx::GetOutputFromMonitor(HMONITOR monitor,
RefPtr<IDXGIOutput>* aOutOutput) {
RefPtr<IDXGIAdapter> adapter = GetDXGIAdapter();
if (!adapter) {
NS_WARNING("Failed to acquire a DXGI adapter for GetOutputFromMonitor.");
return false;
}
for (UINT i = 0;; ++i) {
RefPtr<IDXGIOutput> output = nullptr;
if (FAILED(adapter->EnumOutputs(i, getter_AddRefs(output)))) {
break;
}
DXGI_OUTPUT_DESC desc;
if (FAILED(output->GetDesc(&desc))) {
continue;
}
if (desc.Monitor == monitor) {
*aOutOutput = output;
return true;
}
}
return false;
}
void DeviceManagerDx::PostUpdateMonitorInfo() {
MOZ_ASSERT(XRE_IsGPUProcess());
MOZ_ASSERT(NS_IsMainThread());
MutexAutoLock lock(mDeviceLock);
// Reduce frequency of UpdateMonitorInfo() call.
if (mUpdateMonitorInfoRunnable) {
return;
}
auto* holder = CompositorThreadHolder::GetSingleton();
if (!holder) {
return;
}
mUpdateMonitorInfoRunnable = NS_NewRunnableFunction(
"DeviceManagerDx::PostUpdateMonitorInfo::Runnable", []() -> void {
auto* dm = gfx::DeviceManagerDx::Get();
if (dm) {
dm->UpdateMonitorInfo();
}
});
const uint32_t kDelayMS = 100;
RefPtr<Runnable> runnable = mUpdateMonitorInfoRunnable;
holder->GetCompositorThread()->DelayedDispatch(runnable.forget(), kDelayMS);
}
static bool ColorSpaceIsHDR(const DXGI_OUTPUT_DESC1& aDesc) {
// Set isHDR to true if the output has a BT2020 colorspace with EOTF2084
// gamma curve, this indicates the system is sending an HDR format to
// this monitor. The colorspace returned by DXGI is very vague - we only
// see DXGI_COLOR_SPACE_RGB_FULL_G2084_NONE_P2020 for HDR and
// DXGI_COLOR_SPACE_RGB_FULL_G22_NONE_P709 for SDR modes, even if the
// monitor is using something like YCbCr444 according to Settings
// (System -> Display Settings -> Advanced Display). To get more specific
// info we would need to query the DISPLAYCONFIG values in WinGDI.
//
// Note that we don't check bit depth here, since as of Windows 11 22H2,
// HDR is supported with 8bpc for lower bandwidth, where DWM converts to
// dithered RGB8 rather than RGB10, which doesn't really matter here.
//
// Since RefreshScreens(), the caller of this function, is triggered
// by WM_DISPLAYCHANGE, this will pick up changes to the monitors in
// all the important cases (resolution/color changes by the user).
//
// Further reading:
// https://learn.microsoft.com/en-us/windows/win32/api/wingdi/ns-wingdi-displayconfig_sdr_white_level
bool isHDR = (aDesc.ColorSpace == DXGI_COLOR_SPACE_RGB_FULL_G2084_NONE_P2020);
return isHDR;
}
void DeviceManagerDx::UpdateMonitorInfo() {
bool systemHdrEnabled = false;
std::set<HMONITOR> hdrMonitors;
for (const auto desc : EnumerateOutputs()) {
if (ColorSpaceIsHDR(desc)) {
systemHdrEnabled = true;
hdrMonitors.emplace(desc.Monitor);
}
}
{
MutexAutoLock lock(mDeviceLock);
mSystemHdrEnabled = Some(systemHdrEnabled);
mHdrMonitors.swap(hdrMonitors);
mUpdateMonitorInfoRunnable = nullptr;
}
}
bool DeviceManagerDx::SystemHDREnabled() {
{
MutexAutoLock lock(mDeviceLock);
if (mSystemHdrEnabled.isSome()) {
return mSystemHdrEnabled.ref();
}
}
UpdateMonitorInfo();
MutexAutoLock lock(mDeviceLock);
return mSystemHdrEnabled.ref();
}
bool DeviceManagerDx::WindowHDREnabled(HWND aWindow) {
MOZ_ASSERT(aWindow);
HMONITOR monitor = ::MonitorFromWindow(aWindow, MONITOR_DEFAULTTONEAREST);
return MonitorHDREnabled(monitor);
}
bool DeviceManagerDx::MonitorHDREnabled(HMONITOR aMonitor) {
if (!aMonitor) {
return false;
}
bool needInit = false;
{
MutexAutoLock lock(mDeviceLock);
if (mSystemHdrEnabled.isNothing()) {
needInit = true;
}
}
if (needInit) {
UpdateMonitorInfo();
}
MutexAutoLock lock(mDeviceLock);
MOZ_ASSERT(mSystemHdrEnabled.isSome());
auto it = mHdrMonitors.find(aMonitor);
if (it == mHdrMonitors.end()) {
return false;
}
return true;
}
void DeviceManagerDx::CheckHardwareStretchingSupport(HwStretchingSupport& aRv) {
RefPtr<IDXGIAdapter> adapter = GetDXGIAdapter();
if (!adapter) {
NS_WARNING(
"Failed to acquire a DXGI adapter for checking hardware stretching "
"support.");
++aRv.mError;
return;
}
for (UINT i = 0;; ++i) {
RefPtr<IDXGIOutput> output = nullptr;
HRESULT result = adapter->EnumOutputs(i, getter_AddRefs(output));
if (result == DXGI_ERROR_NOT_FOUND) {
// No more outputs to check.
break;
}
if (FAILED(result)) {
++aRv.mError;
break;
}
RefPtr<IDXGIOutput6> output6 = nullptr;
if (FAILED(output->QueryInterface(__uuidof(IDXGIOutput6),
getter_AddRefs(output6)))) {
++aRv.mError;
continue;
}
UINT flags = 0;
if (FAILED(output6->CheckHardwareCompositionSupport(&flags))) {
++aRv.mError;
continue;
}
bool fullScreen = flags & DXGI_HARDWARE_COMPOSITION_SUPPORT_FLAG_FULLSCREEN;
bool window = flags & DXGI_HARDWARE_COMPOSITION_SUPPORT_FLAG_WINDOWED;
if (fullScreen && window) {
++aRv.mBoth;
} else if (fullScreen) {
++aRv.mFullScreenOnly;
} else if (window) {
++aRv.mWindowOnly;
} else {
++aRv.mNone;
}
}
}
#ifdef DEBUG
static inline bool ProcessOwnsCompositor() {
return XRE_GetProcessType() == GeckoProcessType_GPU ||
XRE_GetProcessType() == GeckoProcessType_VR ||
(XRE_IsParentProcess() && !gfxConfig::IsEnabled(Feature::GPU_PROCESS));
}
#endif
bool DeviceManagerDx::CreateCompositorDevices() {
MutexAutoLock lock(mDeviceLock);
return CreateCompositorDevicesLocked();
}
bool DeviceManagerDx::CreateCompositorDevicesLocked() {
MOZ_ASSERT(ProcessOwnsCompositor());
FeatureState& d3d11 = gfxConfig::GetFeature(Feature::D3D11_COMPOSITING);
MOZ_ASSERT(d3d11.IsEnabled());
if (int32_t sleepSec =
StaticPrefs::gfx_direct3d11_sleep_on_create_device_AtStartup()) {
printf_stderr("Attach to PID: %lu\n", GetCurrentProcessId());
Sleep(sleepSec * 1000);
}
if (!LoadD3D11()) {
return false;
}
CreateCompositorDevice(d3d11);
if (!d3d11.IsEnabled()) {
MOZ_ASSERT(!mCompositorDevice);
ReleaseD3D11();
return false;
}
// We leak these everywhere and we need them our entire runtime anyway, let's
// leak it here as well. We keep the pointer to sD3D11CreateDeviceFn around
// as well for D2D1 and device resets.
mD3D11Module.disown();
MOZ_ASSERT(mCompositorDevice);
if (!d3d11.IsEnabled()) {
return false;
}
// When WR is used, do not preload attachments for D3D11 Non-WR compositor.
//
// Fallback from WR to D3D11 Non-WR compositor without re-creating gpu process
// could happen when WR causes error. In this case, the attachments are loaded
// synchronously.
if (gfx::gfxVars::UseSoftwareWebRender()) {
PreloadAttachmentsOnCompositorThread();
}
return true;
}
bool DeviceManagerDx::CreateVRDevice() {
MOZ_ASSERT(ProcessOwnsCompositor());
if (mVRDevice) {
return true;
}
if (!gfxConfig::IsEnabled(Feature::D3D11_COMPOSITING)) {
NS_WARNING("Direct3D11 Compositing required for VR");
return false;
}
if (!LoadD3D11()) {
return false;
}
RefPtr<IDXGIAdapter1> adapter = GetDXGIAdapterLocked();
if (!adapter) {
NS_WARNING("Failed to acquire a DXGI adapter for VR");
return false;
}
UINT flags = D3D11_CREATE_DEVICE_BGRA_SUPPORT;
HRESULT hr;
if (!CreateDevice(adapter, D3D_DRIVER_TYPE_UNKNOWN, flags, hr, mVRDevice)) {
gfxCriticalError() << "Crash during D3D11 device creation for VR";
return false;
}
if (FAILED(hr) || !mVRDevice) {
NS_WARNING("Failed to acquire a D3D11 device for VR");
return false;
}
return true;
}
bool DeviceManagerDx::CreateCanvasDevice() {
MutexAutoLock lock(mDeviceLock);
return CreateCanvasDeviceLocked();
}
bool DeviceManagerDx::CreateCanvasDeviceLocked() {
MOZ_ASSERT(ProcessOwnsCompositor());
if (mCanvasDevice) {
return true;
}
if (!LoadD3D11()) {
return false;
}
RefPtr<IDXGIAdapter1> adapter = GetDXGIAdapterLocked();
if (!adapter) {
NS_WARNING("Failed to acquire a DXGI adapter for Canvas");
return false;
}
UINT flags = D3D11_CREATE_DEVICE_BGRA_SUPPORT;
HRESULT hr;
if (!CreateDevice(adapter, D3D_DRIVER_TYPE_UNKNOWN, flags, hr,
mCanvasDevice)) {
gfxCriticalError() << "Crash during D3D11 device creation for Canvas";
return false;
}
if (StaticPrefs::
gfx_direct2d_target_independent_rasterization_disabled_AtStartup()) {
int creationFlags = 0x2; // disable target independent rasterization
const GUID D2D_INTERNAL_DEVICE_CREATION_OPTIONS = {
0xfb3a8e1a,
0x2e3c,
0x4de1,
{0x84, 0x42, 0x40, 0x43, 0xe0, 0xb0, 0x94, 0x95}};
mCanvasDevice->SetPrivateData(D2D_INTERNAL_DEVICE_CREATION_OPTIONS,
sizeof(creationFlags), &creationFlags);
}
if (FAILED(hr) || !mCanvasDevice) {
NS_WARNING("Failed to acquire a D3D11 device for Canvas");
return false;
}
if (!D3D11Checks::DoesTextureSharingWork(mCanvasDevice)) {
mCanvasDevice = nullptr;
return false;
}
if (XRE_IsGPUProcess()) {
Factory::SetDirect3D11Device(mCanvasDevice);
}
return true;
}
void DeviceManagerDx::CreateDirectCompositionDevice() {
MutexAutoLock lock(mDeviceLock);
CreateDirectCompositionDeviceLocked();
}
void DeviceManagerDx::CreateDirectCompositionDeviceLocked() {
if (!gfxVars::UseWebRenderDCompWin()) {
return;
}
if (!mCompositorDevice) {
return;
}
if (!LoadDcomp()) {
return;
}
RefPtr<IDXGIDevice> dxgiDevice;
if (mCompositorDevice->QueryInterface(
IID_PPV_ARGS((IDXGIDevice**)getter_AddRefs(dxgiDevice))) != S_OK) {
return;
}
HRESULT hr;
RefPtr<IDCompositionDesktopDevice> desktopDevice;
MOZ_SEH_TRY {
hr = sDcompCreateDevice3Fn(
dxgiDevice.get(),
IID_PPV_ARGS(
(IDCompositionDesktopDevice**)getter_AddRefs(desktopDevice)));
if (!desktopDevice) {
hr = sDcompCreateDevice2Fn(
dxgiDevice.get(),
IID_PPV_ARGS(
(IDCompositionDesktopDevice**)getter_AddRefs(desktopDevice)));
}
}
MOZ_SEH_EXCEPT(EXCEPTION_EXECUTE_HANDLER) { return; }
if (!SUCCEEDED(hr)) {
return;
}
RefPtr<IDCompositionDevice2> compositionDevice;
if (desktopDevice->QueryInterface(IID_PPV_ARGS(
(IDCompositionDevice2**)getter_AddRefs(compositionDevice))) != S_OK) {
return;
}
mDirectCompositionDevice = compositionDevice;
}
/* static */
HANDLE DeviceManagerDx::CreateDCompSurfaceHandle() {
if (!sDcompCreateSurfaceHandleFn) {
return 0;
}
HANDLE handle = 0;
HRESULT hr = sDcompCreateSurfaceHandleFn(COMPOSITIONOBJECT_ALL_ACCESS,
nullptr, &handle);
if (FAILED(hr)) {
return 0;
}
return handle;
}
void DeviceManagerDx::ImportDeviceInfo(const D3D11DeviceStatus& aDeviceStatus) {
MOZ_ASSERT(!ProcessOwnsCompositor());
MutexAutoLock lock(mDeviceLock);
mDeviceStatus = Some(aDeviceStatus);
}
bool DeviceManagerDx::ExportDeviceInfo(D3D11DeviceStatus* aOut) {
MutexAutoLock lock(mDeviceLock);
if (mDeviceStatus) {
*aOut = mDeviceStatus.value();
return true;
}
return false;
}
void DeviceManagerDx::CreateContentDevices() {
MutexAutoLock lock(mDeviceLock);
CreateContentDevicesLocked();
}
void DeviceManagerDx::CreateContentDevicesLocked() {
MOZ_ASSERT(gfxConfig::IsEnabled(Feature::D3D11_COMPOSITING));
if (!LoadD3D11()) {
return;
}
// We should have been assigned a DeviceStatus from the parent process,
// GPU process, or the same process if using in-process compositing.
MOZ_ASSERT(mDeviceStatus);
if (CreateContentDevice() == FeatureStatus::CrashedInHandler) {
DisableD3D11AfterCrash();
}
}
already_AddRefed<IDXGIAdapter1> DeviceManagerDx::GetDXGIAdapter() {
MutexAutoLock lock(mDeviceLock);
return do_AddRef(GetDXGIAdapterLocked());
}
IDXGIAdapter1* DeviceManagerDx::GetDXGIAdapterLocked() {
if (mAdapter && mFactory && mFactory->IsCurrent()) {
return mAdapter;
}
mAdapter = nullptr;
mFactory = nullptr;
nsModuleHandle dxgiModule(LoadLibrarySystem32(L"dxgi.dll"));
decltype(CreateDXGIFactory1)* createDXGIFactory1 =
(decltype(CreateDXGIFactory1)*)GetProcAddress(dxgiModule,
"CreateDXGIFactory1");
if (!createDXGIFactory1) {
return nullptr;
}
static const auto fCreateDXGIFactory2 =
(decltype(CreateDXGIFactory2)*)GetProcAddress(dxgiModule,
"CreateDXGIFactory2");
// Try to use a DXGI 1.1 adapter in order to share resources
// across processes.
if (StaticPrefs::gfx_direct3d11_enable_debug_layer_AtStartup()) {
if (fCreateDXGIFactory2) {
auto hr = fCreateDXGIFactory2(DXGI_CREATE_FACTORY_DEBUG,
__uuidof(IDXGIFactory2),
getter_AddRefs(mFactory));
MOZ_ALWAYS_TRUE(!FAILED(hr));
} else {
NS_WARNING(
"fCreateDXGIFactory2 not loaded, cannot create debug IDXGIFactory2.");
}
}
if (!mFactory) {
HRESULT hr =
createDXGIFactory1(__uuidof(IDXGIFactory1), getter_AddRefs(mFactory));
if (FAILED(hr) || !mFactory) {
// This seems to happen with some people running the iZ3D driver.
// They won't get acceleration.
return nullptr;
}
}
if (mDeviceStatus) {
// Match the adapter to our mDeviceStatus, if possible.
for (UINT index = 0;; index++) {
RefPtr<IDXGIAdapter1> adapter;
if (FAILED(mFactory->EnumAdapters1(index, getter_AddRefs(adapter)))) {
break;
}
const DxgiAdapterDesc& preferred = mDeviceStatus->adapter();
DXGI_ADAPTER_DESC desc;
if (SUCCEEDED(adapter->GetDesc(&desc)) &&
desc.AdapterLuid.HighPart == preferred.AdapterLuid.HighPart &&
desc.AdapterLuid.LowPart == preferred.AdapterLuid.LowPart &&
desc.VendorId == preferred.VendorId &&
desc.DeviceId == preferred.DeviceId) {
mAdapter = adapter.forget();
break;
}
}
}
if (!mAdapter) {
mDeviceStatus.reset();
// Pick the first adapter available.
mFactory->EnumAdapters1(0, getter_AddRefs(mAdapter));
}
// We leak this module everywhere, we might as well do so here as well.
dxgiModule.disown();
return mAdapter;
}
bool DeviceManagerDx::CreateCompositorDeviceHelper(
FeatureState& aD3d11, IDXGIAdapter1* aAdapter, bool aAttemptVideoSupport,
RefPtr<ID3D11Device>& aOutDevice) {
// Check if a failure was injected for testing.
if (StaticPrefs::gfx_testing_device_fail()) {
aD3d11.SetFailed(FeatureStatus::Failed,
"Direct3D11 device failure simulated by preference",
"FEATURE_FAILURE_D3D11_SIM"_ns);
return false;
}
UINT flags = D3D11_CREATE_DEVICE_BGRA_SUPPORT;
DXGI_ADAPTER_DESC desc;
aAdapter->GetDesc(&desc);
if (desc.VendorId != 0x1414) {
// 0x1414 is Microsoft (e.g. WARP)
// When not using WARP, use
// D3D11_CREATE_DEVICE_PREVENT_INTERNAL_THREADING_OPTIMIZATIONS to prevent
flags |= D3D11_CREATE_DEVICE_PREVENT_INTERNAL_THREADING_OPTIMIZATIONS;
}
if (aAttemptVideoSupport) {
flags |= D3D11_CREATE_DEVICE_VIDEO_SUPPORT;
}
HRESULT hr;
RefPtr<ID3D11Device> device;
if (!CreateDevice(aAdapter, D3D_DRIVER_TYPE_UNKNOWN, flags, hr, device)) {
if (!aAttemptVideoSupport) {
gfxCriticalError() << "Crash during D3D11 device creation";
aD3d11.SetFailed(FeatureStatus::CrashedInHandler,
"Crashed trying to acquire a D3D11 device",
"FEATURE_FAILURE_D3D11_DEVICE1"_ns);
}
return false;
}
if (FAILED(hr) || !device) {
if (!aAttemptVideoSupport) {
aD3d11.SetFailed(FeatureStatus::Failed,
"Failed to acquire a D3D11 device",
"FEATURE_FAILURE_D3D11_DEVICE2"_ns);
}
return false;
}
if (!D3D11Checks::DoesDeviceWork()) {
if (!aAttemptVideoSupport) {
aD3d11.SetFailed(FeatureStatus::Broken,
"Direct3D11 device was determined to be broken",
"FEATURE_FAILURE_D3D11_BROKEN"_ns);
}
return false;
}
aOutDevice = device;
return true;
}
// Note that it's enough for us to just use a counter for a unique ID,
// even though the counter isn't synchronized between processes. If we
// start in the GPU process and wind up in the parent process, the
// whole graphics stack is blown away anyway. But just in case, we
// make gpu process IDs negative and parent process IDs positive.
static inline int32_t GetNextDeviceCounter() {
static int32_t sDeviceCounter = 0;
return XRE_IsGPUProcess() ? --sDeviceCounter : ++sDeviceCounter;
}
void DeviceManagerDx::CreateCompositorDevice(FeatureState& d3d11) {
if (StaticPrefs::layers_d3d11_force_warp_AtStartup()) {
CreateWARPCompositorDevice();
return;
}
RefPtr<IDXGIAdapter1> adapter = GetDXGIAdapterLocked();
if (!adapter) {
d3d11.SetFailed(FeatureStatus::Unavailable,
"Failed to acquire a DXGI adapter",
"FEATURE_FAILURE_D3D11_DXGI"_ns);
return;
}
if (XRE_IsGPUProcess() && !D3D11Checks::DoesRemotePresentWork(adapter)) {
d3d11.SetFailed(FeatureStatus::Unavailable,
"DXGI does not support out-of-process presentation",
"FEATURE_FAILURE_D3D11_REMOTE_PRESENT"_ns);
return;
}
RefPtr<ID3D11Device> device;
if (!CreateCompositorDeviceHelper(d3d11, adapter, true, device)) {
// Try again without video support and record that it failed.
mCompositorDeviceSupportsVideo = false;
if (!CreateCompositorDeviceHelper(d3d11, adapter, false, device)) {
return;
}
} else {
mCompositorDeviceSupportsVideo = true;
}
// Only test this when not using WARP since it can fail and cause
// GetDeviceRemovedReason to return weird values.
bool textureSharingWorks = D3D11Checks::DoesTextureSharingWork(device);
DXGI_ADAPTER_DESC desc;
PodZero(&desc);
adapter->GetDesc(&desc);
if (!textureSharingWorks) {
gfxConfig::SetFailed(Feature::D3D11_HW_ANGLE, FeatureStatus::Broken,
"Texture sharing doesn't work",
"FEATURE_FAILURE_HW_ANGLE_NEEDS_TEXTURE_SHARING"_ns);
}
if (D3D11Checks::DoesRenderTargetViewNeedRecreating(device)) {
gfxConfig::SetFailed(Feature::D3D11_HW_ANGLE, FeatureStatus::Broken,
"RenderTargetViews need recreating",
"FEATURE_FAILURE_HW_ANGLE_NEEDS_RTV_RECREATION"_ns);
}
if (XRE_IsParentProcess()) {
// It seems like this may only happen when we're using the NVIDIA gpu
D3D11Checks::WarnOnAdapterMismatch(device);
}
RefPtr<ID3D10Multithread> multi;
HRESULT hr = device->QueryInterface(__uuidof(ID3D10Multithread),
getter_AddRefs(multi));
if (SUCCEEDED(hr) && multi) {
multi->SetMultithreadProtected(TRUE);
}
uint32_t featureLevel = device->GetFeatureLevel();
auto formatOptions = D3D11Checks::FormatOptions(device);
mCompositorDevice = device;
int32_t sequenceNumber = GetNextDeviceCounter();
mDeviceStatus = Some(D3D11DeviceStatus(
false, textureSharingWorks, featureLevel, DxgiAdapterDesc::From(desc),
sequenceNumber, formatOptions));
mCompositorDevice->SetExceptionMode(0);
}
bool DeviceManagerDx::CreateDevice(IDXGIAdapter* aAdapter,
D3D_DRIVER_TYPE aDriverType, UINT aFlags,
HRESULT& aResOut,
RefPtr<ID3D11Device>& aOutDevice) {
if (StaticPrefs::gfx_direct3d11_enable_debug_layer_AtStartup() ||
StaticPrefs::gfx_direct3d11_break_on_error_AtStartup()) {
aFlags |= D3D11_CREATE_DEVICE_DEBUG;
}
MOZ_SEH_TRY {
aResOut = sD3D11CreateDeviceFn(
aAdapter, aDriverType, nullptr, aFlags, mFeatureLevels.Elements(),
mFeatureLevels.Length(), D3D11_SDK_VERSION, getter_AddRefs(aOutDevice),
nullptr, nullptr);
}
MOZ_SEH_EXCEPT(EXCEPTION_EXECUTE_HANDLER) { return false; }
if (StaticPrefs::gfx_direct3d11_break_on_error_AtStartup()) {
do {
if (!aOutDevice) break;
RefPtr<ID3D11Debug> debug;
if (!SUCCEEDED(aOutDevice->QueryInterface(__uuidof(ID3D11Debug),
getter_AddRefs(debug))))
break;
RefPtr<ID3D11InfoQueue> infoQueue;
if (!SUCCEEDED(debug->QueryInterface(__uuidof(ID3D11InfoQueue),
getter_AddRefs(infoQueue))))
break;
D3D11_INFO_QUEUE_FILTER filter;
PodZero(&filter);
// Disable warnings caused by Advanced Layers that are known and not
// problematic.
D3D11_MESSAGE_ID blockIDs[] = {
D3D11_MESSAGE_ID_DEVICE_DRAW_CONSTANT_BUFFER_TOO_SMALL};
filter.DenyList.NumIDs = MOZ_ARRAY_LENGTH(blockIDs);
filter.DenyList.pIDList = blockIDs;
infoQueue->PushStorageFilter(&filter);
infoQueue->SetBreakOnSeverity(D3D11_MESSAGE_SEVERITY_CORRUPTION, true);
infoQueue->SetBreakOnSeverity(D3D11_MESSAGE_SEVERITY_ERROR, true);
infoQueue->SetBreakOnSeverity(D3D11_MESSAGE_SEVERITY_WARNING, true);
} while (false);
}
return true;
}
void DeviceManagerDx::CreateWARPCompositorDevice() {
ScopedGfxFeatureReporter reporterWARP(
"D3D11-WARP", StaticPrefs::layers_d3d11_force_warp_AtStartup());
FeatureState& d3d11 = gfxConfig::GetFeature(Feature::D3D11_COMPOSITING);
HRESULT hr;
RefPtr<ID3D11Device> device;
// Use D3D11_CREATE_DEVICE_PREVENT_INTERNAL_THREADING_OPTIMIZATIONS
UINT flags = D3D11_CREATE_DEVICE_BGRA_SUPPORT;
if (!CreateDevice(nullptr, D3D_DRIVER_TYPE_WARP, flags, hr, device)) {
gfxCriticalError() << "Exception occurred initializing WARP D3D11 device!";
d3d11.SetFailed(FeatureStatus::CrashedInHandler,
"Crashed creating a D3D11 WARP device",
"FEATURE_FAILURE_D3D11_WARP_DEVICE"_ns);
}
if (FAILED(hr) || !device) {
// This should always succeed... in theory.
gfxCriticalError() << "Failed to initialize WARP D3D11 device! "
<< hexa(hr);
d3d11.SetFailed(FeatureStatus::Failed,
"Failed to create a D3D11 WARP device",
"FEATURE_FAILURE_D3D11_WARP_DEVICE2"_ns);
return;
}
bool textureSharingWorks = D3D11Checks::DoesTextureSharingWork(device);
RefPtr<ID3D10Multithread> multi;
hr = device->QueryInterface(__uuidof(ID3D10Multithread),
getter_AddRefs(multi));
if (SUCCEEDED(hr) && multi) {
multi->SetMultithreadProtected(TRUE);
}
DXGI_ADAPTER_DESC desc;
D3D11Checks::GetDxgiDesc(device, &desc);
int featureLevel = device->GetFeatureLevel();
auto formatOptions = D3D11Checks::FormatOptions(device);
mCompositorDevice = device;
int32_t sequenceNumber = GetNextDeviceCounter();
mDeviceStatus = Some(D3D11DeviceStatus(
true, textureSharingWorks, featureLevel, DxgiAdapterDesc::From(desc),
sequenceNumber, formatOptions));
mCompositorDevice->SetExceptionMode(0);
reporterWARP.SetSuccessful();
}
FeatureStatus DeviceManagerDx::CreateContentDevice() {
RefPtr<IDXGIAdapter1> adapter;
if (!mDeviceStatus->isWARP()) {
adapter = GetDXGIAdapterLocked();
if (!adapter) {
gfxCriticalNote << "Could not get a DXGI adapter";
return FeatureStatus::Unavailable;
}
}
HRESULT hr;
RefPtr<ID3D11Device> device;
UINT flags = D3D11_CREATE_DEVICE_BGRA_SUPPORT;
D3D_DRIVER_TYPE type =
mDeviceStatus->isWARP() ? D3D_DRIVER_TYPE_WARP : D3D_DRIVER_TYPE_UNKNOWN;
if (!CreateDevice(adapter, type, flags, hr, device)) {
gfxCriticalNote
<< "Recovered from crash while creating a D3D11 content device";
gfxWindowsPlatform::RecordContentDeviceFailure(
TelemetryDeviceCode::Content);
return FeatureStatus::CrashedInHandler;
}
if (FAILED(hr) || !device) {
gfxCriticalNote << "Failed to create a D3D11 content device: " << hexa(hr);
gfxWindowsPlatform::RecordContentDeviceFailure(
TelemetryDeviceCode::Content);
return FeatureStatus::Failed;
}
// InitializeD2D() will abort early if the compositor device did not support
// texture sharing. If we're in the content process, we can't rely on the
// parent device alone: some systems have dual GPUs that are capable of
// binding the parent and child processes to different GPUs. As a safety net,
// we re-check texture sharing against the newly created D3D11 content device.
// If it fails, we won't use Direct2D.
if (XRE_IsContentProcess()) {
if (!D3D11Checks::DoesTextureSharingWork(device)) {
return FeatureStatus::Failed;
}
DebugOnly<bool> ok = ContentAdapterIsParentAdapter(device);
MOZ_ASSERT(ok);
}
mContentDevice = device;
mContentDevice->SetExceptionMode(0);
RefPtr<ID3D10Multithread> multi;
hr = mContentDevice->QueryInterface(__uuidof(ID3D10Multithread),
getter_AddRefs(multi));
if (SUCCEEDED(hr) && multi) {
multi->SetMultithreadProtected(TRUE);
}
return FeatureStatus::Available;
}
RefPtr<ID3D11Device> DeviceManagerDx::CreateDecoderDevice(
DeviceFlagSet aFlags) {
MutexAutoLock lock(mDeviceLock);
if (!mDeviceStatus) {
return nullptr;
}
bool isAMD = mDeviceStatus->adapter().VendorId == 0x1002;
bool reuseDevice = false;
if (!aFlags.contains(DeviceFlag::disableDeviceReuse)) {
if (gfxVars::ReuseDecoderDevice()) {
reuseDevice = true;
} else if (isAMD) {
reuseDevice = true;
gfxCriticalNoteOnce << "Always have to reuse decoder device on AMD";
}
if (reuseDevice) {
// Use mCompositorDevice for decoder device only for hardware WebRender.
if (aFlags.contains(DeviceFlag::isHardwareWebRenderInUse) &&
mCompositorDevice && mCompositorDeviceSupportsVideo &&
!mDecoderDevice) {
mDecoderDevice = mCompositorDevice;
RefPtr<ID3D10Multithread> multi;
mDecoderDevice->QueryInterface(__uuidof(ID3D10Multithread),
getter_AddRefs(multi));
if (multi) {
MOZ_ASSERT(multi->GetMultithreadProtected());
}
}
if (mDecoderDevice) {
RefPtr<ID3D11Device> dev = mDecoderDevice;
return dev.forget();
}
}
}
if (!sD3D11CreateDeviceFn) {
// We should just be on Windows Vista or XP in this case.
return nullptr;
}
RefPtr<IDXGIAdapter1> adapter = GetDXGIAdapterLocked();
if (!adapter) {
return nullptr;
}
HRESULT hr;
RefPtr<ID3D11Device> device;
UINT flags = D3D11_CREATE_DEVICE_PREVENT_INTERNAL_THREADING_OPTIMIZATIONS |
D3D11_CREATE_DEVICE_VIDEO_SUPPORT;
if (!CreateDevice(adapter, D3D_DRIVER_TYPE_UNKNOWN, flags, hr, device)) {
return nullptr;
}
if (FAILED(hr) || !device || !D3D11Checks::DoesDeviceWork()) {
return nullptr;
}
RefPtr<ID3D10Multithread> multi;
device->QueryInterface(__uuidof(ID3D10Multithread), getter_AddRefs(multi));
if (multi) {
multi->SetMultithreadProtected(TRUE);
}
if (reuseDevice) {
mDecoderDevice = device;
}
return device;
}
// ID3D11DeviceChild, IDXGIObject and ID3D11Device implement SetPrivateData with
// the exact same parameters.
template <typename T>
static HRESULT SetDebugName(T* d3d11Object, const char* debugString) {
return d3d11Object->SetPrivateData(WKPDID_D3DDebugObjectName,
strlen(debugString), debugString);
}
RefPtr<ID3D11Device> DeviceManagerDx::CreateMediaEngineDevice() {
MutexAutoLock lock(mDeviceLock);
if (!LoadD3D11()) {
return nullptr;
}
HRESULT hr;
RefPtr<ID3D11Device> device;
UINT flags = D3D11_CREATE_DEVICE_VIDEO_SUPPORT |
D3D11_CREATE_DEVICE_BGRA_SUPPORT |
D3D11_CREATE_DEVICE_PREVENT_INTERNAL_THREADING_OPTIMIZATIONS;
if (!CreateDevice(nullptr, D3D_DRIVER_TYPE_HARDWARE, flags, hr, device)) {
return nullptr;
}
if (FAILED(hr) || !device || !D3D11Checks::DoesDeviceWork()) {
return nullptr;
}
Unused << SetDebugName(device.get(), "MFMediaEngineDevice");
RefPtr<ID3D10Multithread> multi;
device->QueryInterface(__uuidof(ID3D10Multithread), getter_AddRefs(multi));
if (multi) {
multi->SetMultithreadProtected(TRUE);
}
return device;
}
void DeviceManagerDx::ResetDevices() {
MutexAutoLock lock(mDeviceLock);
ResetDevicesLocked();
}
void DeviceManagerDx::ResetDevicesLocked() {
mAdapter = nullptr;
mCompositorAttachments = nullptr;
mCompositorDevice = nullptr;
mContentDevice = nullptr;
mCanvasDevice = nullptr;
mImageDevice = nullptr;
mVRDevice = nullptr;
mDecoderDevice = nullptr;
mDirectCompositionDevice = nullptr;
mDeviceStatus = Nothing();
mDeviceResetReason = Nothing();
Factory::SetDirect3D11Device(nullptr);
}
bool DeviceManagerDx::MaybeResetAndReacquireDevices() {
MutexAutoLock lock(mDeviceLock);
DeviceResetReason resetReason;
if (!HasDeviceResetLocked(&resetReason)) {
return false;
}
GPUProcessManager::RecordDeviceReset(resetReason);
bool createCompositorDevice = !!mCompositorDevice;
bool createContentDevice = !!mContentDevice;
bool createCanvasDevice = !!mCanvasDevice;
bool createDirectCompositionDevice = !!mDirectCompositionDevice;
ResetDevicesLocked();
if (createCompositorDevice && !CreateCompositorDevicesLocked()) {
// Just stop, don't try anything more
return true;
}
if (createContentDevice) {
CreateContentDevicesLocked();
}
if (createCanvasDevice) {
CreateCanvasDeviceLocked();
}
if (createDirectCompositionDevice) {
CreateDirectCompositionDeviceLocked();
}
return true;
}
bool DeviceManagerDx::ContentAdapterIsParentAdapter(ID3D11Device* device) {
DXGI_ADAPTER_DESC desc;
if (!D3D11Checks::GetDxgiDesc(device, &desc)) {
gfxCriticalNote << "Could not query device DXGI adapter info";
return false;
}
const DxgiAdapterDesc& preferred = mDeviceStatus->adapter();
if (desc.VendorId != preferred.VendorId ||
desc.DeviceId != preferred.DeviceId ||
desc.SubSysId != preferred.SubSysId ||
desc.AdapterLuid.HighPart != preferred.AdapterLuid.HighPart ||
desc.AdapterLuid.LowPart != preferred.AdapterLuid.LowPart) {
gfxCriticalNote << "VendorIDMismatch P " << hexa(preferred.VendorId) << " "
<< hexa(desc.VendorId);
return false;
}
return true;
}
static DeviceResetReason HResultToResetReason(HRESULT hr) {
switch (hr) {
case DXGI_ERROR_DEVICE_HUNG:
return DeviceResetReason::HUNG;
case DXGI_ERROR_DEVICE_REMOVED:
return DeviceResetReason::REMOVED;
case DXGI_ERROR_DEVICE_RESET:
return DeviceResetReason::RESET;
case DXGI_ERROR_DRIVER_INTERNAL_ERROR:
return DeviceResetReason::DRIVER_ERROR;
case DXGI_ERROR_INVALID_CALL:
return DeviceResetReason::INVALID_CALL;
case E_OUTOFMEMORY:
return DeviceResetReason::OUT_OF_MEMORY;
default:
MOZ_ASSERT(false);
}
return DeviceResetReason::OTHER;
}
bool DeviceManagerDx::HasDeviceReset(DeviceResetReason* aOutReason) {
MutexAutoLock lock(mDeviceLock);
return HasDeviceResetLocked(aOutReason);
}
bool DeviceManagerDx::HasDeviceResetLocked(DeviceResetReason* aOutReason) {
if (mDeviceResetReason) {
if (aOutReason) {
*aOutReason = mDeviceResetReason.value();
}
return true;
}
DeviceResetReason reason;
if (GetAnyDeviceRemovedReason(&reason)) {
mDeviceResetReason = Some(reason);
if (aOutReason) {
*aOutReason = reason;
}
return true;
}
return false;
}
static inline bool DidDeviceReset(const RefPtr<ID3D11Device>& aDevice,
DeviceResetReason* aOutReason) {
if (!aDevice) {
return false;
}
HRESULT hr = aDevice->GetDeviceRemovedReason();
if (hr == S_OK) {
return false;
}
*aOutReason = HResultToResetReason(hr);
return true;
}
bool DeviceManagerDx::GetAnyDeviceRemovedReason(DeviceResetReason* aOutReason) {
if (DidDeviceReset(mCompositorDevice, aOutReason) ||
DidDeviceReset(mContentDevice, aOutReason) ||
DidDeviceReset(mCanvasDevice, aOutReason)) {
return true;
}
if (XRE_IsParentProcess() && NS_IsMainThread() &&
StaticPrefs::gfx_testing_device_reset()) {
Preferences::SetInt("gfx.testing.device-reset", 0);
*aOutReason = DeviceResetReason::FORCED_RESET;
return true;
}
return false;
}
void DeviceManagerDx::ForceDeviceReset(ForcedDeviceResetReason aReason) {
Telemetry::Accumulate(Telemetry::FORCED_DEVICE_RESET_REASON,
uint32_t(aReason));
{
MutexAutoLock lock(mDeviceLock);
if (!mDeviceResetReason) {
mDeviceResetReason = Some(DeviceResetReason::FORCED_RESET);
}
}
}
void DeviceManagerDx::DisableD3D11AfterCrash() {
gfxConfig::Disable(Feature::D3D11_COMPOSITING,
FeatureStatus::CrashedInHandler,
"Crashed while acquiring a Direct3D11 device",
"FEATURE_FAILURE_D3D11_CRASH"_ns);
ResetDevices();
}
RefPtr<ID3D11Device> DeviceManagerDx::GetCompositorDevice() {
/// ID3D11Device is thread-safe. We need the lock to read the
/// mDeviceLockPointer, but manipulating the pointee outside of the lock is
/// safe. See
MutexAutoLock lock(mDeviceLock);
return mCompositorDevice;
}
RefPtr<ID3D11Device> DeviceManagerDx::GetContentDevice() {
MOZ_ASSERT(XRE_IsGPUProcess() ||
gfxPlatform::GetPlatform()->DevicesInitialized());
MutexAutoLock lock(mDeviceLock);
return mContentDevice;
}
RefPtr<ID3D11Device> DeviceManagerDx::GetImageDevice() {
MutexAutoLock lock(mDeviceLock);
if (mImageDevice) {
return mImageDevice;
}
RefPtr<ID3D11Device> device = mContentDevice;
if (!device) {
device = mCompositorDevice;
}
if (!device) {
return nullptr;
}
RefPtr<ID3D10Multithread> multi;
HRESULT hr =
device->QueryInterface((ID3D10Multithread**)getter_AddRefs(multi));
if (FAILED(hr) || !multi) {
gfxWarning() << "Multithread safety interface not supported. " << hr;
return nullptr;
} else {
MOZ_ASSERT(multi->GetMultithreadProtected());
}
mImageDevice = device;
return mImageDevice;
}
RefPtr<ID3D11Device> DeviceManagerDx::GetVRDevice() {
MutexAutoLock lock(mDeviceLock);
if (!mVRDevice) {
CreateVRDevice();
}
return mVRDevice;
}
RefPtr<ID3D11Device> DeviceManagerDx::GetCanvasDevice() {
MutexAutoLock lock(mDeviceLock);
return mCanvasDevice;
}
RefPtr<IDCompositionDevice2> DeviceManagerDx::GetDirectCompositionDevice() {
MutexAutoLock lock(mDeviceLock);
return mDirectCompositionDevice;
}
unsigned DeviceManagerDx::GetCompositorFeatureLevel() const {
MutexAutoLock lock(mDeviceLock);
if (!mDeviceStatus) {
return 0;
}
return mDeviceStatus->featureLevel();
}
bool DeviceManagerDx::TextureSharingWorks() {
MutexAutoLock lock(mDeviceLock);
if (!mDeviceStatus) {
return false;
}
return mDeviceStatus->textureSharingWorks();
}
bool DeviceManagerDx::CanInitializeKeyedMutexTextures() {
MutexAutoLock lock(mDeviceLock);
return mDeviceStatus && StaticPrefs::gfx_direct3d11_allow_keyed_mutex() &&
gfxVars::AllowD3D11KeyedMutex();
}
bool DeviceManagerDx::IsWARP() {
MutexAutoLock lock(mDeviceLock);
if (!mDeviceStatus) {
return false;
}
return mDeviceStatus->isWARP();
}
bool DeviceManagerDx::CanUseNV12() {
MutexAutoLock lock(mDeviceLock);
if (!mDeviceStatus) {
return false;
}
return mDeviceStatus->formatOptions().contains(
D3D11Checks::VideoFormatOption::NV12);
}
bool DeviceManagerDx::CanUseP010() {
MutexAutoLock lock(mDeviceLock);
if (!mDeviceStatus) {
return false;
}
return mDeviceStatus->formatOptions().contains(
D3D11Checks::VideoFormatOption::P010);
}
bool DeviceManagerDx::CanUseP016() {
MutexAutoLock lock(mDeviceLock);
if (!mDeviceStatus) {
return false;
}
return mDeviceStatus->formatOptions().contains(
D3D11Checks::VideoFormatOption::P016);
}
bool DeviceManagerDx::CanUseDComp() {
MutexAutoLock lock(mDeviceLock);
return !!mDirectCompositionDevice;
}
void DeviceManagerDx::InitializeDirectDraw() {
MOZ_ASSERT(layers::CompositorThreadHolder::IsInCompositorThread());
if (mDirectDraw) {
// Already initialized.
return;
}
FeatureState& ddraw = gfxConfig::GetFeature(Feature::DIRECT_DRAW);
if (!ddraw.IsEnabled()) {
return;
}
// Check if DirectDraw is available on this system.
mDirectDrawDLL.own(LoadLibrarySystem32(L"ddraw.dll"));
if (!mDirectDrawDLL) {
ddraw.SetFailed(FeatureStatus::Unavailable,
"DirectDraw not available on this computer",
"FEATURE_FAILURE_DDRAW_LIB"_ns);
return;
}
sDirectDrawCreateExFn = (decltype(DirectDrawCreateEx)*)GetProcAddress(
mDirectDrawDLL, "DirectDrawCreateEx");
if (!sDirectDrawCreateExFn) {
ddraw.SetFailed(FeatureStatus::Unavailable,
"DirectDraw not available on this computer",
"FEATURE_FAILURE_DDRAW_LIB"_ns);
return;
}
HRESULT hr;
MOZ_SEH_TRY {
hr = sDirectDrawCreateExFn(nullptr, getter_AddRefs(mDirectDraw),
IID_IDirectDraw7, nullptr);
}
MOZ_SEH_EXCEPT(EXCEPTION_EXECUTE_HANDLER) {
ddraw.SetFailed(FeatureStatus::Failed, "Failed to create DirectDraw",
"FEATURE_FAILURE_DDRAW_LIB"_ns);
gfxCriticalNote << "DoesCreatingDirectDrawFailed";
return;
}
if (FAILED(hr)) {
ddraw.SetFailed(FeatureStatus::Failed, "Failed to create DirectDraw",
"FEATURE_FAILURE_DDRAW_LIB"_ns);
gfxCriticalNote << "DoesCreatingDirectDrawFailed " << hexa(hr);
return;
}
}
IDirectDraw7* DeviceManagerDx::GetDirectDraw() { return mDirectDraw; }
void DeviceManagerDx::GetCompositorDevices(
RefPtr<ID3D11Device>* aOutDevice,
RefPtr<layers::DeviceAttachmentsD3D11>* aOutAttachments) {
RefPtr<ID3D11Device> device;
{
MutexAutoLock lock(mDeviceLock);
if (!mCompositorDevice) {
return;
}
if (mCompositorAttachments) {
*aOutDevice = mCompositorDevice;
*aOutAttachments = mCompositorAttachments;
return;
}
// Otherwise, we'll try to create attachments outside the lock.
device = mCompositorDevice;
}
// We save the attachments object even if it fails to initialize, so the
// compositor can grab the failure ID.
RefPtr<layers::DeviceAttachmentsD3D11> attachments =
layers::DeviceAttachmentsD3D11::Create(device);
{
MutexAutoLock lock(mDeviceLock);
if (device != mCompositorDevice) {
return;
}
mCompositorAttachments = attachments;
}
*aOutDevice = device;
*aOutAttachments = attachments;
}
/* static */
void DeviceManagerDx::PreloadAttachmentsOnCompositorThread() {
if (!CompositorThread()) {
return;
}
RefPtr<Runnable> task = NS_NewRunnableFunction(
"DeviceManagerDx::PreloadAttachmentsOnCompositorThread", []() -> void {
if (DeviceManagerDx* dm = DeviceManagerDx::Get()) {
RefPtr<ID3D11Device> device;
RefPtr<layers::DeviceAttachmentsD3D11> attachments;
dm->GetCompositorDevices(&device, &attachments);
}
});
CompositorThread()->Dispatch(task.forget());
}
} // namespace gfx
} // namespace mozilla