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gecko/gfx/thebes/gfxWindowsPlatform.cpp

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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* vim: set ts=8 sts=4 et sw=4 tw=80: */
/* 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 "gfxWindowsPlatform.h"
#include "cairo.h"
#include "mozilla/ArrayUtils.h"
#include "gfxImageSurface.h"
#include "gfxWindowsSurface.h"
#include "nsUnicharUtils.h"
#include "mozilla/Preferences.h"
#include "mozilla/WindowsVersion.h"
#include "nsServiceManagerUtils.h"
#include "nsTArray.h"
#include "mozilla/Telemetry.h"
#include "nsIWindowsRegKey.h"
#include "nsIFile.h"
#include "plbase64.h"
#include "nsIXULRuntime.h"
#include "imgLoader.h"
#include "nsIGfxInfo.h"
#include "GfxDriverInfo.h"
#include "gfxCrashReporterUtils.h"
#include "gfxGDIFontList.h"
#include "gfxGDIFont.h"
#include "mozilla/layers/CompositorParent.h" // for CompositorParent::IsInCompositorThread
#include "DeviceManagerD3D9.h"
#include "mozilla/layers/ReadbackManagerD3D11.h"
#include "WinUtils.h"
#ifdef CAIRO_HAS_DWRITE_FONT
#include "gfxDWriteFontList.h"
#include "gfxDWriteFonts.h"
#include "gfxDWriteCommon.h"
#include <dwrite.h>
#endif
#include "gfxTextRun.h"
#include "gfxUserFontSet.h"
#include "nsWindowsHelpers.h"
#include "gfx2DGlue.h"
#include <string>
#ifdef CAIRO_HAS_D2D_SURFACE
#include "gfxD2DSurface.h"
#include <d3d10_1.h>
#include "mozilla/gfx/2D.h"
#include "nsMemory.h"
#endif
#include <d3d11.h>
#include "nsIMemoryReporter.h"
#include <winternl.h>
#include "d3dkmtQueryStatistics.h"
#include "SurfaceCache.h"
#include "gfxPrefs.h"
#if defined(MOZ_CRASHREPORTER)
#include "nsExceptionHandler.h"
#endif
#include "VsyncSource.h"
using namespace mozilla;
using namespace mozilla::gfx;
using namespace mozilla::layers;
using namespace mozilla::widget;
using namespace mozilla::image;
DCFromDrawTarget::DCFromDrawTarget(DrawTarget& aDrawTarget)
{
mDC = nullptr;
if (aDrawTarget.GetBackendType() == BackendType::CAIRO) {
cairo_surface_t *surf = (cairo_surface_t*)
aDrawTarget.GetNativeSurface(NativeSurfaceType::CAIRO_SURFACE);
if (surf) {
cairo_surface_type_t surfaceType = cairo_surface_get_type(surf);
if (surfaceType == CAIRO_SURFACE_TYPE_WIN32 ||
surfaceType == CAIRO_SURFACE_TYPE_WIN32_PRINTING) {
mDC = cairo_win32_surface_get_dc(surf);
mNeedsRelease = false;
SaveDC(mDC);
cairo_t* ctx = (cairo_t*)
aDrawTarget.GetNativeSurface(NativeSurfaceType::CAIRO_CONTEXT);
cairo_scaled_font_t* scaled = cairo_get_scaled_font(ctx);
cairo_win32_scaled_font_select_font(scaled, mDC);
}
}
if (!mDC) {
mDC = GetDC(nullptr);
SetGraphicsMode(mDC, GM_ADVANCED);
mNeedsRelease = true;
}
}
}
#ifdef CAIRO_HAS_D2D_SURFACE
static const char *kFeatureLevelPref =
"gfx.direct3d.last_used_feature_level_idx";
static const int kSupportedFeatureLevels[] =
{ D3D10_FEATURE_LEVEL_10_1, D3D10_FEATURE_LEVEL_10_0 };
class GfxD2DSurfaceReporter final : public nsIMemoryReporter
{
~GfxD2DSurfaceReporter() {}
public:
NS_DECL_ISUPPORTS
NS_IMETHOD CollectReports(nsIHandleReportCallback* aHandleReport,
nsISupports* aData, bool aAnonymize)
{
nsresult rv;
int64_t amount = cairo_d2d_get_image_surface_cache_usage();
rv = MOZ_COLLECT_REPORT(
"gfx-d2d-surface-cache", KIND_OTHER, UNITS_BYTES, amount,
"Memory used by the Direct2D internal surface cache.");
NS_ENSURE_SUCCESS(rv, rv);
cairo_device_t *device =
gfxWindowsPlatform::GetPlatform()->GetD2DDevice();
amount = device ? cairo_d2d_get_surface_vram_usage(device) : 0;
rv = MOZ_COLLECT_REPORT(
"gfx-d2d-surface-vram", KIND_OTHER, UNITS_BYTES, amount,
"Video memory used by D2D surfaces.");
NS_ENSURE_SUCCESS(rv, rv);
return NS_OK;
}
};
NS_IMPL_ISUPPORTS(GfxD2DSurfaceReporter, nsIMemoryReporter)
#endif
class GfxD2DVramReporter final : public nsIMemoryReporter
{
~GfxD2DVramReporter() {}
public:
NS_DECL_ISUPPORTS
NS_IMETHOD CollectReports(nsIHandleReportCallback* aHandleReport,
nsISupports* aData, bool aAnonymize)
{
nsresult rv;
rv = MOZ_COLLECT_REPORT(
"gfx-d2d-vram-draw-target", KIND_OTHER, UNITS_BYTES,
Factory::GetD2DVRAMUsageDrawTarget(),
"Video memory used by D2D DrawTargets.");
NS_ENSURE_SUCCESS(rv, rv);
rv = MOZ_COLLECT_REPORT(
"gfx-d2d-vram-source-surface", KIND_OTHER, UNITS_BYTES,
Factory::GetD2DVRAMUsageSourceSurface(),
"Video memory used by D2D SourceSurfaces.");
NS_ENSURE_SUCCESS(rv, rv);
return NS_OK;
}
};
NS_IMPL_ISUPPORTS(GfxD2DVramReporter, nsIMemoryReporter)
#define GFX_USE_CLEARTYPE_ALWAYS "gfx.font_rendering.cleartype.always_use_for_content"
#define GFX_DOWNLOADABLE_FONTS_USE_CLEARTYPE "gfx.font_rendering.cleartype.use_for_downloadable_fonts"
#define GFX_CLEARTYPE_PARAMS "gfx.font_rendering.cleartype_params."
#define GFX_CLEARTYPE_PARAMS_GAMMA "gfx.font_rendering.cleartype_params.gamma"
#define GFX_CLEARTYPE_PARAMS_CONTRAST "gfx.font_rendering.cleartype_params.enhanced_contrast"
#define GFX_CLEARTYPE_PARAMS_LEVEL "gfx.font_rendering.cleartype_params.cleartype_level"
#define GFX_CLEARTYPE_PARAMS_STRUCTURE "gfx.font_rendering.cleartype_params.pixel_structure"
#define GFX_CLEARTYPE_PARAMS_MODE "gfx.font_rendering.cleartype_params.rendering_mode"
class GPUAdapterReporter final : public nsIMemoryReporter
{
// Callers must Release the DXGIAdapter after use or risk mem-leak
static bool GetDXGIAdapter(IDXGIAdapter **DXGIAdapter)
{
ID3D10Device1 *D2D10Device;
IDXGIDevice *DXGIDevice;
bool result = false;
if ((D2D10Device = mozilla::gfx::Factory::GetDirect3D10Device())) {
if (D2D10Device->QueryInterface(__uuidof(IDXGIDevice), (void **)&DXGIDevice) == S_OK) {
result = (DXGIDevice->GetAdapter(DXGIAdapter) == S_OK);
DXGIDevice->Release();
}
}
return result;
}
~GPUAdapterReporter() {}
public:
NS_DECL_ISUPPORTS
NS_IMETHOD
CollectReports(nsIMemoryReporterCallback* aCb,
nsISupports* aClosure, bool aAnonymize)
{
HANDLE ProcessHandle = GetCurrentProcess();
int64_t dedicatedBytesUsed = 0;
int64_t sharedBytesUsed = 0;
int64_t committedBytesUsed = 0;
IDXGIAdapter *DXGIAdapter;
HMODULE gdi32Handle;
PFND3DKMTQS queryD3DKMTStatistics;
// GPU memory reporting is not available before Windows 7
if (!IsWin7OrLater())
return NS_OK;
if ((gdi32Handle = LoadLibrary(TEXT("gdi32.dll"))))
queryD3DKMTStatistics = (PFND3DKMTQS)GetProcAddress(gdi32Handle, "D3DKMTQueryStatistics");
if (queryD3DKMTStatistics && GetDXGIAdapter(&DXGIAdapter)) {
// Most of this block is understood thanks to wj32's work on Process Hacker
DXGI_ADAPTER_DESC adapterDesc;
D3DKMTQS queryStatistics;
DXGIAdapter->GetDesc(&adapterDesc);
DXGIAdapter->Release();
memset(&queryStatistics, 0, sizeof(D3DKMTQS));
queryStatistics.Type = D3DKMTQS_PROCESS;
queryStatistics.AdapterLuid = adapterDesc.AdapterLuid;
queryStatistics.hProcess = ProcessHandle;
if (NT_SUCCESS(queryD3DKMTStatistics(&queryStatistics))) {
committedBytesUsed = queryStatistics.QueryResult.ProcessInfo.SystemMemory.BytesAllocated;
}
memset(&queryStatistics, 0, sizeof(D3DKMTQS));
queryStatistics.Type = D3DKMTQS_ADAPTER;
queryStatistics.AdapterLuid = adapterDesc.AdapterLuid;
if (NT_SUCCESS(queryD3DKMTStatistics(&queryStatistics))) {
ULONG i;
ULONG segmentCount = queryStatistics.QueryResult.AdapterInfo.NbSegments;
for (i = 0; i < segmentCount; i++) {
memset(&queryStatistics, 0, sizeof(D3DKMTQS));
queryStatistics.Type = D3DKMTQS_SEGMENT;
queryStatistics.AdapterLuid = adapterDesc.AdapterLuid;
queryStatistics.QuerySegment.SegmentId = i;
if (NT_SUCCESS(queryD3DKMTStatistics(&queryStatistics))) {
bool aperture;
// SegmentInformation has a different definition in Win7 than later versions
if (!IsWin8OrLater())
aperture = queryStatistics.QueryResult.SegmentInfoWin7.Aperture;
else
aperture = queryStatistics.QueryResult.SegmentInfoWin8.Aperture;
memset(&queryStatistics, 0, sizeof(D3DKMTQS));
queryStatistics.Type = D3DKMTQS_PROCESS_SEGMENT;
queryStatistics.AdapterLuid = adapterDesc.AdapterLuid;
queryStatistics.hProcess = ProcessHandle;
queryStatistics.QueryProcessSegment.SegmentId = i;
if (NT_SUCCESS(queryD3DKMTStatistics(&queryStatistics))) {
ULONGLONG bytesCommitted;
if (!IsWin8OrLater())
bytesCommitted = queryStatistics.QueryResult.ProcessSegmentInfo.Win7.BytesCommitted;
else
bytesCommitted = queryStatistics.QueryResult.ProcessSegmentInfo.Win8.BytesCommitted;
if (aperture)
sharedBytesUsed += bytesCommitted;
else
dedicatedBytesUsed += bytesCommitted;
}
}
}
}
}
FreeLibrary(gdi32Handle);
#define REPORT(_path, _amount, _desc) \
do { \
nsresult rv; \
rv = aCb->Callback(EmptyCString(), NS_LITERAL_CSTRING(_path), \
KIND_OTHER, UNITS_BYTES, _amount, \
NS_LITERAL_CSTRING(_desc), aClosure); \
NS_ENSURE_SUCCESS(rv, rv); \
} while (0)
REPORT("gpu-committed", committedBytesUsed,
"Memory committed by the Windows graphics system.");
REPORT("gpu-dedicated", dedicatedBytesUsed,
"Out-of-process memory allocated for this process in a "
"physical GPU adapter's memory.");
REPORT("gpu-shared", sharedBytesUsed,
"In-process memory that is shared with the GPU.");
#undef REPORT
return NS_OK;
}
};
NS_IMPL_ISUPPORTS(GPUAdapterReporter, nsIMemoryReporter)
Atomic<size_t> gfxWindowsPlatform::sD3D11MemoryUsed;
class D3D11TextureReporter final : public nsIMemoryReporter
{
~D3D11TextureReporter() {}
public:
NS_DECL_ISUPPORTS
NS_IMETHOD CollectReports(nsIHandleReportCallback *aHandleReport,
nsISupports* aData, bool aAnonymize) override
{
return MOZ_COLLECT_REPORT("d3d11-shared-textures", KIND_OTHER, UNITS_BYTES,
gfxWindowsPlatform::sD3D11MemoryUsed,
"Memory used for D3D11 shared textures");
}
};
NS_IMPL_ISUPPORTS(D3D11TextureReporter, nsIMemoryReporter)
Atomic<size_t> gfxWindowsPlatform::sD3D9MemoryUsed;
class D3D9TextureReporter final : public nsIMemoryReporter
{
~D3D9TextureReporter() {}
public:
NS_DECL_ISUPPORTS
NS_IMETHOD CollectReports(nsIHandleReportCallback *aHandleReport,
nsISupports* aData, bool aAnonymize) override
{
return MOZ_COLLECT_REPORT("d3d9-shared-textures", KIND_OTHER, UNITS_BYTES,
gfxWindowsPlatform::sD3D9MemoryUsed,
"Memory used for D3D9 shared textures");
}
};
NS_IMPL_ISUPPORTS(D3D9TextureReporter, nsIMemoryReporter)
Atomic<size_t> gfxWindowsPlatform::sD3D9SurfaceImageUsed;
class D3D9SurfaceImageReporter final : public nsIMemoryReporter
{
~D3D9SurfaceImageReporter() {}
public:
NS_DECL_ISUPPORTS
NS_IMETHOD CollectReports(nsIHandleReportCallback *aHandleReport,
nsISupports* aData, bool aAnonymize) override
{
return MOZ_COLLECT_REPORT("d3d9-surface-image", KIND_OTHER, UNITS_BYTES,
gfxWindowsPlatform::sD3D9SurfaceImageUsed,
"Memory used for D3D9 surface images");
}
};
NS_IMPL_ISUPPORTS(D3D9SurfaceImageReporter, nsIMemoryReporter)
Atomic<size_t> gfxWindowsPlatform::sD3D9SharedTextureUsed;
class D3D9SharedTextureReporter final : public nsIMemoryReporter
{
~D3D9SharedTextureReporter() {}
public:
NS_DECL_ISUPPORTS
NS_IMETHOD CollectReports(nsIHandleReportCallback *aHandleReport,
nsISupports* aData, bool aAnonymize) override
{
return MOZ_COLLECT_REPORT("d3d9-shared-texture", KIND_OTHER, UNITS_BYTES,
gfxWindowsPlatform::sD3D9SharedTextureUsed,
"Memory used for D3D9 shared textures");
}
};
NS_IMPL_ISUPPORTS(D3D9SharedTextureReporter, nsIMemoryReporter)
gfxWindowsPlatform::gfxWindowsPlatform()
: mD3D11DeviceInitialized(false)
, mIsWARP(false)
, mHasDeviceReset(false)
{
mUseClearTypeForDownloadableFonts = UNINITIALIZED_VALUE;
mUseClearTypeAlways = UNINITIALIZED_VALUE;
mUsingGDIFonts = false;
/*
* Initialize COM
*/
CoInitialize(nullptr);
#ifdef CAIRO_HAS_D2D_SURFACE
RegisterStrongMemoryReporter(new GfxD2DSurfaceReporter());
mD2DDevice = nullptr;
#endif
RegisterStrongMemoryReporter(new GfxD2DVramReporter());
if (gfxPrefs::Direct2DUse1_1()) {
InitD3D11Devices();
}
UpdateRenderMode();
RegisterStrongMemoryReporter(new GPUAdapterReporter());
RegisterStrongMemoryReporter(new D3D11TextureReporter());
RegisterStrongMemoryReporter(new D3D9TextureReporter());
RegisterStrongMemoryReporter(new D3D9SurfaceImageReporter());
RegisterStrongMemoryReporter(new D3D9SharedTextureReporter());
}
gfxWindowsPlatform::~gfxWindowsPlatform()
{
mDeviceManager = nullptr;
// not calling FT_Done_FreeType because cairo may still hold references to
// these FT_Faces. See bug 458169.
#ifdef CAIRO_HAS_D2D_SURFACE
if (mD2DDevice) {
cairo_release_device(mD2DDevice);
}
#endif
mozilla::gfx::Factory::D2DCleanup();
/*
* Uninitialize COM
*/
CoUninitialize();
}
double
gfxWindowsPlatform::GetDPIScale()
{
return WinUtils::LogToPhysFactor();
}
void
gfxWindowsPlatform::UpdateRenderMode()
{
/* Pick the default render mode for
* desktop.
*/
bool didReset = false;
DeviceResetReason resetReason = DeviceResetReason::OK;
if (DidRenderingDeviceReset(&resetReason)) {
Telemetry::Accumulate(Telemetry::DEVICE_RESET_REASON, uint32_t(resetReason));
mD3D11DeviceInitialized = false;
mD3D11Device = nullptr;
mD3D11ContentDevice = nullptr;
mAdapter = nullptr;
mDeviceResetReason = DeviceResetReason::OK;
mHasDeviceReset = false;
imgLoader::Singleton()->ClearCache(true);
imgLoader::Singleton()->ClearCache(false);
Factory::SetDirect3D11Device(nullptr);
didReset = true;
}
mRenderMode = RENDER_GDI;
bool isVistaOrHigher = IsVistaOrLater();
mUseDirectWrite = Preferences::GetBool("gfx.font_rendering.directwrite.enabled", false);
#ifdef CAIRO_HAS_D2D_SURFACE
bool d2dDisabled = false;
bool d2dForceEnabled = false;
bool d2dBlocked = false;
nsCOMPtr<nsIGfxInfo> gfxInfo = do_GetService("@mozilla.org/gfx/info;1");
if (gfxInfo) {
int32_t status;
if (NS_SUCCEEDED(gfxInfo->GetFeatureStatus(nsIGfxInfo::FEATURE_DIRECT2D, &status))) {
if (status != nsIGfxInfo::FEATURE_STATUS_OK) {
d2dBlocked = true;
}
}
if (NS_SUCCEEDED(gfxInfo->GetFeatureStatus(nsIGfxInfo::FEATURE_DIRECT3D_11_LAYERS, &status))) {
if (status != nsIGfxInfo::FEATURE_STATUS_OK) {
d2dBlocked = true;
}
}
}
// These will only be evaluated once, and any subsequent changes to
// the preferences will be ignored until restart.
d2dDisabled = gfxPrefs::Direct2DDisabled();
d2dForceEnabled = gfxPrefs::Direct2DForceEnabled();
bool tryD2D = d2dForceEnabled || (!d2dBlocked && !gfxPrefs::LayersPreferD3D9());
// Do not ever try if d2d is explicitly disabled,
// or if we're not using DWrite fonts.
if (d2dDisabled || mUsingGDIFonts) {
tryD2D = false;
}
ID3D11Device *device = GetD3D11Device();
if (isVistaOrHigher && !InSafeMode() && tryD2D && device &&
DoesD3D11TextureSharingWork(device)) {
VerifyD2DDevice(d2dForceEnabled);
if (mD2DDevice && GetD3D11Device()) {
mRenderMode = RENDER_DIRECT2D;
mUseDirectWrite = true;
}
} else {
mD2DDevice = nullptr;
}
#endif
#ifdef CAIRO_HAS_DWRITE_FONT
// Enable when it's preffed on -and- we're using Vista or higher. Or when
// we're going to use D2D.
if (!mDWriteFactory && (mUseDirectWrite && isVistaOrHigher)) {
mozilla::ScopedGfxFeatureReporter reporter("DWrite");
decltype(DWriteCreateFactory)* createDWriteFactory = (decltype(DWriteCreateFactory)*)
GetProcAddress(LoadLibraryW(L"dwrite.dll"), "DWriteCreateFactory");
if (createDWriteFactory) {
/**
* I need a direct pointer to be able to cast to IUnknown**, I also
* need to remember to release this because the nsRefPtr will
* AddRef it.
*/
IDWriteFactory *factory;
HRESULT hr = createDWriteFactory(
DWRITE_FACTORY_TYPE_SHARED,
__uuidof(IDWriteFactory),
reinterpret_cast<IUnknown**>(&factory));
if (SUCCEEDED(hr) && factory) {
mDWriteFactory = factory;
factory->Release();
hr = mDWriteFactory->CreateTextAnalyzer(
getter_AddRefs(mDWriteAnalyzer));
}
SetupClearTypeParams();
if (hr == S_OK)
reporter.SetSuccessful();
}
}
#endif
uint32_t canvasMask = BackendTypeBit(BackendType::CAIRO);
uint32_t contentMask = BackendTypeBit(BackendType::CAIRO);
BackendType defaultBackend = BackendType::CAIRO;
if (mRenderMode == RENDER_DIRECT2D) {
canvasMask |= BackendTypeBit(BackendType::DIRECT2D);
contentMask |= BackendTypeBit(BackendType::DIRECT2D);
if (gfxPrefs::Direct2DUse1_1() && Factory::SupportsD2D1() &&
GetD3D11ContentDevice()) {
contentMask |= BackendTypeBit(BackendType::DIRECT2D1_1);
canvasMask |= BackendTypeBit(BackendType::DIRECT2D1_1);
defaultBackend = BackendType::DIRECT2D1_1;
} else {
defaultBackend = BackendType::DIRECT2D;
}
} else {
canvasMask |= BackendTypeBit(BackendType::SKIA);
}
contentMask |= BackendTypeBit(BackendType::SKIA);
InitBackendPrefs(canvasMask, defaultBackend,
contentMask, defaultBackend);
if (didReset) {
mScreenReferenceDrawTarget = CreateOffscreenContentDrawTarget(IntSize(1, 1), SurfaceFormat::B8G8R8A8);
}
}
#ifdef CAIRO_HAS_D2D_SURFACE
HRESULT
gfxWindowsPlatform::CreateDevice(nsRefPtr<IDXGIAdapter1> &adapter1,
int featureLevelIndex)
{
nsModuleHandle d3d10module(LoadLibrarySystem32(L"d3d10_1.dll"));
if (!d3d10module)
return E_FAIL;
decltype(D3D10CreateDevice1)* createD3DDevice =
(decltype(D3D10CreateDevice1)*) GetProcAddress(d3d10module, "D3D10CreateDevice1");
if (!createD3DDevice)
return E_FAIL;
nsRefPtr<ID3D10Device1> device;
HRESULT hr =
createD3DDevice(adapter1, D3D10_DRIVER_TYPE_HARDWARE, nullptr,
#ifdef DEBUG
// This isn't set because of bug 1078411
// D3D10_CREATE_DEVICE_DEBUG |
#endif
D3D10_CREATE_DEVICE_BGRA_SUPPORT |
D3D10_CREATE_DEVICE_PREVENT_INTERNAL_THREADING_OPTIMIZATIONS,
static_cast<D3D10_FEATURE_LEVEL1>(kSupportedFeatureLevels[featureLevelIndex]),
D3D10_1_SDK_VERSION, getter_AddRefs(device));
// If we fail here, the DirectX version or video card probably
// changed. We previously could use 10.1 but now we can't
// anymore. Revert back to doing a 10.0 check first before
// the 10.1 check.
if (device) {
mD2DDevice = cairo_d2d_create_device_from_d3d10device(device);
// Setup a pref for future launch optimizaitons when in main process.
if (XRE_GetProcessType() == GeckoProcessType_Default) {
Preferences::SetInt(kFeatureLevelPref, featureLevelIndex);
}
}
return device ? S_OK : hr;
}
#endif
void
gfxWindowsPlatform::VerifyD2DDevice(bool aAttemptForce)
{
#ifdef CAIRO_HAS_D2D_SURFACE
if (mD2DDevice) {
ID3D10Device1 *device = cairo_d2d_device_get_device(mD2DDevice);
if (SUCCEEDED(device->GetDeviceRemovedReason())) {
return;
}
mD2DDevice = nullptr;
// Surface cache needs to be invalidated since it may contain vector
// images rendered with our old, broken D2D device.
SurfaceCache::DiscardAll();
}
mozilla::ScopedGfxFeatureReporter reporter("D2D", aAttemptForce);
nsRefPtr<ID3D10Device1> device;
int supportedFeatureLevelsCount = ArrayLength(kSupportedFeatureLevels);
nsRefPtr<IDXGIAdapter1> adapter1 = GetDXGIAdapter();
if (!adapter1) {
// Unable to create adapter, abort acceleration.
return;
}
// It takes a lot of time (5-10% of startup time or ~100ms) to do both
// a createD3DDevice on D3D10_FEATURE_LEVEL_10_0. We therefore store
// the last used feature level to go direct to that.
int featureLevelIndex = Preferences::GetInt(kFeatureLevelPref, 0);
if (featureLevelIndex >= supportedFeatureLevelsCount || featureLevelIndex < 0)
featureLevelIndex = 0;
// Start with the last used feature level, and move to lower DX versions
// until we find one that works.
HRESULT hr = E_FAIL;
for (int i = featureLevelIndex; i < supportedFeatureLevelsCount; i++) {
hr = CreateDevice(adapter1, i);
// If it succeeded we found the first available feature level
if (SUCCEEDED(hr))
break;
}
// If we succeeded in creating a device, try for a newer device
// that we haven't tried yet.
if (SUCCEEDED(hr)) {
for (int i = featureLevelIndex - 1; i >= 0; i--) {
hr = CreateDevice(adapter1, i);
// If it failed then we don't have new hardware
if (FAILED(hr)) {
break;
}
}
}
if (!mD2DDevice && aAttemptForce) {
mD2DDevice = cairo_d2d_create_device();
}
if (mD2DDevice) {
reporter.SetSuccessful();
mozilla::gfx::Factory::SetDirect3D10Device(cairo_d2d_device_get_device(mD2DDevice));
}
ScopedGfxFeatureReporter reporter1_1("D2D1.1");
if (Factory::SupportsD2D1()) {
reporter1_1.SetSuccessful();
}
#endif
}
gfxPlatformFontList*
gfxWindowsPlatform::CreatePlatformFontList()
{
mUsingGDIFonts = false;
gfxPlatformFontList *pfl;
#ifdef CAIRO_HAS_DWRITE_FONT
// bug 630201 - older pre-RTM versions of Direct2D/DirectWrite cause odd
// crashers so blacklist them altogether
if (IsNotWin7PreRTM() && GetDWriteFactory()) {
pfl = new gfxDWriteFontList();
if (NS_SUCCEEDED(pfl->InitFontList())) {
return pfl;
}
// DWrite font initialization failed! Don't know why this would happen,
// but apparently it can - see bug 594865.
// So we're going to fall back to GDI fonts & rendering.
gfxPlatformFontList::Shutdown();
SetRenderMode(RENDER_GDI);
}
#endif
pfl = new gfxGDIFontList();
mUsingGDIFonts = true;
if (NS_SUCCEEDED(pfl->InitFontList())) {
return pfl;
}
gfxPlatformFontList::Shutdown();
return nullptr;
}
already_AddRefed<gfxASurface>
gfxWindowsPlatform::CreateOffscreenSurface(const IntSize& size,
gfxContentType contentType)
{
nsRefPtr<gfxASurface> surf = nullptr;
#ifdef CAIRO_HAS_WIN32_SURFACE
if (mRenderMode == RENDER_GDI)
surf = new gfxWindowsSurface(size,
OptimalFormatForContent(contentType));
#endif
#ifdef CAIRO_HAS_D2D_SURFACE
if (mRenderMode == RENDER_DIRECT2D)
surf = new gfxD2DSurface(size,
OptimalFormatForContent(contentType));
#endif
if (!surf || surf->CairoStatus()) {
surf = new gfxImageSurface(size,
OptimalFormatForContent(contentType));
}
return surf.forget();
}
TemporaryRef<ScaledFont>
gfxWindowsPlatform::GetScaledFontForFont(DrawTarget* aTarget, gfxFont *aFont)
{
if (aFont->GetType() == gfxFont::FONT_TYPE_DWRITE) {
gfxDWriteFont *font = static_cast<gfxDWriteFont*>(aFont);
NativeFont nativeFont;
nativeFont.mType = NativeFontType::DWRITE_FONT_FACE;
nativeFont.mFont = font->GetFontFace();
if (aTarget->GetBackendType() == BackendType::CAIRO) {
return Factory::CreateScaledFontWithCairo(nativeFont,
font->GetAdjustedSize(),
font->GetCairoScaledFont());
}
return Factory::CreateScaledFontForNativeFont(nativeFont,
font->GetAdjustedSize());
}
NS_ASSERTION(aFont->GetType() == gfxFont::FONT_TYPE_GDI,
"Fonts on windows should be GDI or DWrite!");
NativeFont nativeFont;
nativeFont.mType = NativeFontType::GDI_FONT_FACE;
LOGFONT lf;
GetObject(static_cast<gfxGDIFont*>(aFont)->GetHFONT(), sizeof(LOGFONT), &lf);
nativeFont.mFont = &lf;
if (aTarget->GetBackendType() == BackendType::CAIRO) {
return Factory::CreateScaledFontWithCairo(nativeFont,
aFont->GetAdjustedSize(),
aFont->GetCairoScaledFont());
}
return Factory::CreateScaledFontForNativeFont(nativeFont, aFont->GetAdjustedSize());
}
nsresult
gfxWindowsPlatform::GetFontList(nsIAtom *aLangGroup,
const nsACString& aGenericFamily,
nsTArray<nsString>& aListOfFonts)
{
gfxPlatformFontList::PlatformFontList()->GetFontList(aLangGroup, aGenericFamily, aListOfFonts);
return NS_OK;
}
nsresult
gfxWindowsPlatform::UpdateFontList()
{
gfxPlatformFontList::PlatformFontList()->UpdateFontList();
return NS_OK;
}
static const char kFontAparajita[] = "Aparajita";
static const char kFontArabicTypesetting[] = "Arabic Typesetting";
static const char kFontArial[] = "Arial";
static const char kFontArialUnicodeMS[] = "Arial Unicode MS";
static const char kFontCambria[] = "Cambria";
static const char kFontCambriaMath[] = "Cambria Math";
static const char kFontEbrima[] = "Ebrima";
static const char kFontEstrangeloEdessa[] = "Estrangelo Edessa";
static const char kFontEuphemia[] = "Euphemia";
static const char kFontGabriola[] = "Gabriola";
static const char kFontJavaneseText[] = "Javanese Text";
static const char kFontKhmerUI[] = "Khmer UI";
static const char kFontLaoUI[] = "Lao UI";
static const char kFontLeelawadeeUI[] = "Leelawadee UI";
static const char kFontLucidaSansUnicode[] = "Lucida Sans Unicode";
static const char kFontMVBoli[] = "MV Boli";
static const char kFontMalgunGothic[] = "Malgun Gothic";
static const char kFontMicrosoftJhengHei[] = "Microsoft JhengHei";
static const char kFontMicrosoftNewTaiLue[] = "Microsoft New Tai Lue";
static const char kFontMicrosoftPhagsPa[] = "Microsoft PhagsPa";
static const char kFontMicrosoftTaiLe[] = "Microsoft Tai Le";
static const char kFontMicrosoftUighur[] = "Microsoft Uighur";
static const char kFontMicrosoftYaHei[] = "Microsoft YaHei";
static const char kFontMicrosoftYiBaiti[] = "Microsoft Yi Baiti";
static const char kFontMeiryo[] = "Meiryo";
static const char kFontMongolianBaiti[] = "Mongolian Baiti";
static const char kFontMyanmarText[] = "Myanmar Text";
static const char kFontNirmalaUI[] = "Nirmala UI";
static const char kFontNyala[] = "Nyala";
static const char kFontPlantagenetCherokee[] = "Plantagenet Cherokee";
static const char kFontSegoeUI[] = "Segoe UI";
static const char kFontSegoeUIEmoji[] = "Segoe UI Emoji";
static const char kFontSegoeUISymbol[] = "Segoe UI Symbol";
static const char kFontSylfaen[] = "Sylfaen";
static const char kFontTraditionalArabic[] = "Traditional Arabic";
static const char kFontUtsaah[] = "Utsaah";
static const char kFontYuGothic[] = "Yu Gothic";
void
gfxWindowsPlatform::GetCommonFallbackFonts(uint32_t aCh, uint32_t aNextCh,
int32_t aRunScript,
nsTArray<const char*>& aFontList)
{
if (aNextCh == 0xfe0fu) {
aFontList.AppendElement(kFontSegoeUIEmoji);
}
// Arial is used as the default fallback for system fallback
aFontList.AppendElement(kFontArial);
if (!IS_IN_BMP(aCh)) {
uint32_t p = aCh >> 16;
if (p == 1) { // SMP plane
if (aNextCh == 0xfe0eu) {
aFontList.AppendElement(kFontSegoeUISymbol);
aFontList.AppendElement(kFontSegoeUIEmoji);
} else {
if (aNextCh != 0xfe0fu) {
aFontList.AppendElement(kFontSegoeUIEmoji);
}
aFontList.AppendElement(kFontSegoeUISymbol);
}
aFontList.AppendElement(kFontEbrima);
aFontList.AppendElement(kFontNirmalaUI);
aFontList.AppendElement(kFontCambriaMath);
}
} else {
uint32_t b = (aCh >> 8) & 0xff;
switch (b) {
case 0x05:
aFontList.AppendElement(kFontEstrangeloEdessa);
aFontList.AppendElement(kFontCambria);
break;
case 0x06:
aFontList.AppendElement(kFontMicrosoftUighur);
break;
case 0x07:
aFontList.AppendElement(kFontEstrangeloEdessa);
aFontList.AppendElement(kFontMVBoli);
aFontList.AppendElement(kFontEbrima);
break;
case 0x09:
aFontList.AppendElement(kFontNirmalaUI);
aFontList.AppendElement(kFontUtsaah);
aFontList.AppendElement(kFontAparajita);
break;
case 0x0e:
aFontList.AppendElement(kFontLaoUI);
break;
case 0x10:
aFontList.AppendElement(kFontMyanmarText);
break;
case 0x11:
aFontList.AppendElement(kFontMalgunGothic);
break;
case 0x12:
case 0x13:
aFontList.AppendElement(kFontNyala);
aFontList.AppendElement(kFontPlantagenetCherokee);
break;
case 0x14:
case 0x15:
case 0x16:
aFontList.AppendElement(kFontEuphemia);
aFontList.AppendElement(kFontSegoeUISymbol);
break;
case 0x17:
aFontList.AppendElement(kFontKhmerUI);
break;
case 0x18: // Mongolian
aFontList.AppendElement(kFontMongolianBaiti);
aFontList.AppendElement(kFontEuphemia);
break;
case 0x19:
aFontList.AppendElement(kFontMicrosoftTaiLe);
aFontList.AppendElement(kFontMicrosoftNewTaiLue);
aFontList.AppendElement(kFontKhmerUI);
break;
break;
case 0x1a:
aFontList.AppendElement(kFontLeelawadeeUI);
break;
case 0x1c:
aFontList.AppendElement(kFontNirmalaUI);
break;
case 0x20: // Symbol ranges
case 0x21:
case 0x22:
case 0x23:
case 0x24:
case 0x25:
case 0x26:
case 0x27:
case 0x29:
case 0x2a:
case 0x2b:
case 0x2c:
aFontList.AppendElement(kFontSegoeUI);
aFontList.AppendElement(kFontSegoeUISymbol);
aFontList.AppendElement(kFontCambria);
aFontList.AppendElement(kFontMeiryo);
aFontList.AppendElement(kFontArial);
aFontList.AppendElement(kFontLucidaSansUnicode);
aFontList.AppendElement(kFontEbrima);
break;
case 0x2d:
case 0x2e:
case 0x2f:
aFontList.AppendElement(kFontEbrima);
aFontList.AppendElement(kFontNyala);
aFontList.AppendElement(kFontSegoeUI);
aFontList.AppendElement(kFontSegoeUISymbol);
aFontList.AppendElement(kFontMeiryo);
break;
case 0x28: // Braille
aFontList.AppendElement(kFontSegoeUISymbol);
break;
case 0x30:
case 0x31:
aFontList.AppendElement(kFontMicrosoftYaHei);
break;
case 0x32:
aFontList.AppendElement(kFontMalgunGothic);
break;
case 0x4d:
aFontList.AppendElement(kFontSegoeUISymbol);
break;
case 0x9f:
aFontList.AppendElement(kFontMicrosoftYaHei);
aFontList.AppendElement(kFontYuGothic);
break;
case 0xa0: // Yi
case 0xa1:
case 0xa2:
case 0xa3:
case 0xa4:
aFontList.AppendElement(kFontMicrosoftYiBaiti);
aFontList.AppendElement(kFontSegoeUI);
break;
case 0xa5:
case 0xa6:
case 0xa7:
aFontList.AppendElement(kFontEbrima);
aFontList.AppendElement(kFontSegoeUI);
aFontList.AppendElement(kFontCambriaMath);
break;
case 0xa8:
aFontList.AppendElement(kFontMicrosoftPhagsPa);
aFontList.AppendElement(kFontNirmalaUI);
break;
case 0xa9:
aFontList.AppendElement(kFontMalgunGothic);
aFontList.AppendElement(kFontJavaneseText);
break;
case 0xaa:
aFontList.AppendElement(kFontMyanmarText);
break;
case 0xab:
aFontList.AppendElement(kFontEbrima);
aFontList.AppendElement(kFontNyala);
break;
case 0xd7:
aFontList.AppendElement(kFontMalgunGothic);
break;
case 0xfb:
aFontList.AppendElement(kFontMicrosoftUighur);
aFontList.AppendElement(kFontGabriola);
aFontList.AppendElement(kFontSylfaen);
break;
case 0xfc:
case 0xfd:
aFontList.AppendElement(kFontTraditionalArabic);
aFontList.AppendElement(kFontArabicTypesetting);
break;
case 0xfe:
aFontList.AppendElement(kFontTraditionalArabic);
aFontList.AppendElement(kFontMicrosoftJhengHei);
break;
case 0xff:
aFontList.AppendElement(kFontMicrosoftJhengHei);
break;
default:
break;
}
}
// Arial Unicode MS has lots of glyphs for obscure characters,
// use it as a last resort
aFontList.AppendElement(kFontArialUnicodeMS);
}
nsresult
gfxWindowsPlatform::GetStandardFamilyName(const nsAString& aFontName, nsAString& aFamilyName)
{
gfxPlatformFontList::PlatformFontList()->GetStandardFamilyName(aFontName, aFamilyName);
return NS_OK;
}
gfxFontGroup *
gfxWindowsPlatform::CreateFontGroup(const FontFamilyList& aFontFamilyList,
const gfxFontStyle *aStyle,
gfxUserFontSet *aUserFontSet)
{
return new gfxFontGroup(aFontFamilyList, aStyle, aUserFontSet);
}
gfxFontEntry*
gfxWindowsPlatform::LookupLocalFont(const nsAString& aFontName,
uint16_t aWeight,
int16_t aStretch,
bool aItalic)
{
return gfxPlatformFontList::PlatformFontList()->LookupLocalFont(aFontName,
aWeight,
aStretch,
aItalic);
}
gfxFontEntry*
gfxWindowsPlatform::MakePlatformFont(const nsAString& aFontName,
uint16_t aWeight,
int16_t aStretch,
bool aItalic,
const uint8_t* aFontData,
uint32_t aLength)
{
return gfxPlatformFontList::PlatformFontList()->MakePlatformFont(aFontName,
aWeight,
aStretch,
aItalic,
aFontData,
aLength);
}
bool
gfxWindowsPlatform::IsFontFormatSupported(nsIURI *aFontURI, uint32_t aFormatFlags)
{
// check for strange format flags
NS_ASSERTION(!(aFormatFlags & gfxUserFontSet::FLAG_FORMAT_NOT_USED),
"strange font format hint set");
// accept supported formats
if (aFormatFlags & gfxUserFontSet::FLAG_FORMATS_COMMON) {
return true;
}
// reject all other formats, known and unknown
if (aFormatFlags != 0) {
return false;
}
// no format hint set, need to look at data
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::UNKNOWN;
}
bool
gfxWindowsPlatform::IsDeviceReset(HRESULT hr, DeviceResetReason* aResetReason)
{
if (hr != S_OK) {
mDeviceResetReason = HResultToResetReason(hr);
mHasDeviceReset = true;
if (aResetReason) {
*aResetReason = mDeviceResetReason;
}
return true;
}
return false;
}
bool
gfxWindowsPlatform::DidRenderingDeviceReset(DeviceResetReason* aResetReason)
{
if (mHasDeviceReset) {
if (aResetReason) {
*aResetReason = mDeviceResetReason;
}
return true;
}
if (aResetReason) {
*aResetReason = DeviceResetReason::OK;
}
if (mD3D11Device) {
HRESULT hr = mD3D11Device->GetDeviceRemovedReason();
if (IsDeviceReset(hr, aResetReason)) {
return true;
}
}
if (mD3D11ContentDevice) {
HRESULT hr = mD3D11ContentDevice->GetDeviceRemovedReason();
if (IsDeviceReset(hr, aResetReason)) {
return true;
}
}
if (GetD3D10Device()) {
HRESULT hr = GetD3D10Device()->GetDeviceRemovedReason();
if (IsDeviceReset(hr, aResetReason)) {
return true;
}
}
return false;
}
void
gfxWindowsPlatform::GetPlatformCMSOutputProfile(void* &mem, size_t &mem_size)
{
WCHAR str[MAX_PATH];
DWORD size = MAX_PATH;
BOOL res;
mem = nullptr;
mem_size = 0;
HDC dc = GetDC(nullptr);
if (!dc)
return;
MOZ_SEH_TRY {
res = GetICMProfileW(dc, &size, (LPWSTR)&str);
} MOZ_SEH_EXCEPT(GetExceptionCode() == EXCEPTION_ILLEGAL_INSTRUCTION) {
res = FALSE;
}
ReleaseDC(nullptr, dc);
if (!res)
return;
#ifdef _WIN32
qcms_data_from_unicode_path(str, &mem, &mem_size);
#ifdef DEBUG_tor
if (mem_size > 0)
fprintf(stderr,
"ICM profile read from %s successfully\n",
NS_ConvertUTF16toUTF8(str).get());
#endif // DEBUG_tor
#endif // _WIN32
}
bool
gfxWindowsPlatform::UseClearTypeForDownloadableFonts()
{
if (mUseClearTypeForDownloadableFonts == UNINITIALIZED_VALUE) {
mUseClearTypeForDownloadableFonts = Preferences::GetBool(GFX_DOWNLOADABLE_FONTS_USE_CLEARTYPE, true);
}
return mUseClearTypeForDownloadableFonts;
}
bool
gfxWindowsPlatform::UseClearTypeAlways()
{
if (mUseClearTypeAlways == UNINITIALIZED_VALUE) {
mUseClearTypeAlways = Preferences::GetBool(GFX_USE_CLEARTYPE_ALWAYS, false);
}
return mUseClearTypeAlways;
}
void
gfxWindowsPlatform::GetDLLVersion(char16ptr_t aDLLPath, nsAString& aVersion)
{
DWORD versInfoSize, vers[4] = {0};
// version info not available case
aVersion.AssignLiteral(MOZ_UTF16("0.0.0.0"));
versInfoSize = GetFileVersionInfoSizeW(aDLLPath, nullptr);
nsAutoTArray<BYTE,512> versionInfo;
if (versInfoSize == 0 ||
!versionInfo.AppendElements(uint32_t(versInfoSize)))
{
return;
}
if (!GetFileVersionInfoW(aDLLPath, 0, versInfoSize,
LPBYTE(versionInfo.Elements())))
{
return;
}
UINT len = 0;
VS_FIXEDFILEINFO *fileInfo = nullptr;
if (!VerQueryValue(LPBYTE(versionInfo.Elements()), TEXT("\\"),
(LPVOID *)&fileInfo, &len) ||
len == 0 ||
fileInfo == nullptr)
{
return;
}
DWORD fileVersMS = fileInfo->dwFileVersionMS;
DWORD fileVersLS = fileInfo->dwFileVersionLS;
vers[0] = HIWORD(fileVersMS);
vers[1] = LOWORD(fileVersMS);
vers[2] = HIWORD(fileVersLS);
vers[3] = LOWORD(fileVersLS);
char buf[256];
sprintf(buf, "%d.%d.%d.%d", vers[0], vers[1], vers[2], vers[3]);
aVersion.Assign(NS_ConvertUTF8toUTF16(buf));
}
void
gfxWindowsPlatform::GetCleartypeParams(nsTArray<ClearTypeParameterInfo>& aParams)
{
HKEY hKey, subKey;
DWORD i, rv, size, type;
WCHAR displayName[256], subkeyName[256];
aParams.Clear();
// construct subkeys based on HKLM subkeys, assume they are same for HKCU
rv = RegOpenKeyExW(HKEY_LOCAL_MACHINE,
L"Software\\Microsoft\\Avalon.Graphics",
0, KEY_READ, &hKey);
if (rv != ERROR_SUCCESS) {
return;
}
// enumerate over subkeys
for (i = 0, rv = ERROR_SUCCESS; rv != ERROR_NO_MORE_ITEMS; i++) {
size = ArrayLength(displayName);
rv = RegEnumKeyExW(hKey, i, displayName, &size,
nullptr, nullptr, nullptr, nullptr);
if (rv != ERROR_SUCCESS) {
continue;
}
ClearTypeParameterInfo ctinfo;
ctinfo.displayName.Assign(displayName);
DWORD subrv, value;
bool foundData = false;
swprintf_s(subkeyName, ArrayLength(subkeyName),
L"Software\\Microsoft\\Avalon.Graphics\\%s", displayName);
// subkey for gamma, pixel structure
subrv = RegOpenKeyExW(HKEY_LOCAL_MACHINE,
subkeyName, 0, KEY_QUERY_VALUE, &subKey);
if (subrv == ERROR_SUCCESS) {
size = sizeof(value);
subrv = RegQueryValueExW(subKey, L"GammaLevel", nullptr, &type,
(LPBYTE)&value, &size);
if (subrv == ERROR_SUCCESS && type == REG_DWORD) {
foundData = true;
ctinfo.gamma = value;
}
size = sizeof(value);
subrv = RegQueryValueExW(subKey, L"PixelStructure", nullptr, &type,
(LPBYTE)&value, &size);
if (subrv == ERROR_SUCCESS && type == REG_DWORD) {
foundData = true;
ctinfo.pixelStructure = value;
}
RegCloseKey(subKey);
}
// subkey for cleartype level, enhanced contrast
subrv = RegOpenKeyExW(HKEY_CURRENT_USER,
subkeyName, 0, KEY_QUERY_VALUE, &subKey);
if (subrv == ERROR_SUCCESS) {
size = sizeof(value);
subrv = RegQueryValueExW(subKey, L"ClearTypeLevel", nullptr, &type,
(LPBYTE)&value, &size);
if (subrv == ERROR_SUCCESS && type == REG_DWORD) {
foundData = true;
ctinfo.clearTypeLevel = value;
}
size = sizeof(value);
subrv = RegQueryValueExW(subKey, L"EnhancedContrastLevel",
nullptr, &type, (LPBYTE)&value, &size);
if (subrv == ERROR_SUCCESS && type == REG_DWORD) {
foundData = true;
ctinfo.enhancedContrast = value;
}
RegCloseKey(subKey);
}
if (foundData) {
aParams.AppendElement(ctinfo);
}
}
RegCloseKey(hKey);
}
void
gfxWindowsPlatform::FontsPrefsChanged(const char *aPref)
{
bool clearTextFontCaches = true;
gfxPlatform::FontsPrefsChanged(aPref);
if (!aPref) {
mUseClearTypeForDownloadableFonts = UNINITIALIZED_VALUE;
mUseClearTypeAlways = UNINITIALIZED_VALUE;
} else if (!strcmp(GFX_DOWNLOADABLE_FONTS_USE_CLEARTYPE, aPref)) {
mUseClearTypeForDownloadableFonts = UNINITIALIZED_VALUE;
} else if (!strcmp(GFX_USE_CLEARTYPE_ALWAYS, aPref)) {
mUseClearTypeAlways = UNINITIALIZED_VALUE;
} else if (!strncmp(GFX_CLEARTYPE_PARAMS, aPref, strlen(GFX_CLEARTYPE_PARAMS))) {
SetupClearTypeParams();
} else {
clearTextFontCaches = false;
}
if (clearTextFontCaches) {
gfxFontCache *fc = gfxFontCache::GetCache();
if (fc) {
fc->Flush();
}
}
}
#define ENHANCED_CONTRAST_REGISTRY_KEY \
HKEY_CURRENT_USER, "Software\\Microsoft\\Avalon.Graphics\\DISPLAY1\\EnhancedContrastLevel"
void
gfxWindowsPlatform::SetupClearTypeParams()
{
#if CAIRO_HAS_DWRITE_FONT
if (GetDWriteFactory()) {
// any missing prefs will default to invalid (-1) and be ignored;
// out-of-range values will also be ignored
FLOAT gamma = -1.0;
FLOAT contrast = -1.0;
FLOAT level = -1.0;
int geometry = -1;
int mode = -1;
int32_t value;
if (NS_SUCCEEDED(Preferences::GetInt(GFX_CLEARTYPE_PARAMS_GAMMA, &value))) {
if (value >= 1000 && value <= 2200) {
gamma = FLOAT(value / 1000.0);
}
}
if (NS_SUCCEEDED(Preferences::GetInt(GFX_CLEARTYPE_PARAMS_CONTRAST, &value))) {
if (value >= 0 && value <= 1000) {
contrast = FLOAT(value / 100.0);
}
}
if (NS_SUCCEEDED(Preferences::GetInt(GFX_CLEARTYPE_PARAMS_LEVEL, &value))) {
if (value >= 0 && value <= 100) {
level = FLOAT(value / 100.0);
}
}
if (NS_SUCCEEDED(Preferences::GetInt(GFX_CLEARTYPE_PARAMS_STRUCTURE, &value))) {
if (value >= 0 && value <= 2) {
geometry = value;
}
}
if (NS_SUCCEEDED(Preferences::GetInt(GFX_CLEARTYPE_PARAMS_MODE, &value))) {
if (value >= 0 && value <= 5) {
mode = value;
}
}
cairo_dwrite_set_cleartype_params(gamma, contrast, level, geometry, mode);
switch (mode) {
case DWRITE_RENDERING_MODE_ALIASED:
case DWRITE_RENDERING_MODE_CLEARTYPE_GDI_CLASSIC:
mMeasuringMode = DWRITE_MEASURING_MODE_GDI_CLASSIC;
break;
case DWRITE_RENDERING_MODE_CLEARTYPE_GDI_NATURAL:
mMeasuringMode = DWRITE_MEASURING_MODE_GDI_NATURAL;
break;
default:
mMeasuringMode = DWRITE_MEASURING_MODE_NATURAL;
break;
}
nsRefPtr<IDWriteRenderingParams> defaultRenderingParams;
GetDWriteFactory()->CreateRenderingParams(getter_AddRefs(defaultRenderingParams));
// For EnhancedContrast, we override the default if the user has not set it
// in the registry (by using the ClearType Tuner).
if (contrast >= 0.0 && contrast <= 10.0) {
contrast = contrast;
} else {
HKEY hKey;
if (RegOpenKeyExA(ENHANCED_CONTRAST_REGISTRY_KEY,
0, KEY_READ, &hKey) == ERROR_SUCCESS)
{
contrast = defaultRenderingParams->GetEnhancedContrast();
RegCloseKey(hKey);
} else {
contrast = 1.0;
}
}
// For parameters that have not been explicitly set,
// we copy values from default params (or our overridden value for contrast)
if (gamma < 1.0 || gamma > 2.2) {
gamma = defaultRenderingParams->GetGamma();
}
if (level < 0.0 || level > 1.0) {
level = defaultRenderingParams->GetClearTypeLevel();
}
DWRITE_PIXEL_GEOMETRY dwriteGeometry =
static_cast<DWRITE_PIXEL_GEOMETRY>(geometry);
DWRITE_RENDERING_MODE renderMode =
static_cast<DWRITE_RENDERING_MODE>(mode);
if (dwriteGeometry < DWRITE_PIXEL_GEOMETRY_FLAT ||
dwriteGeometry > DWRITE_PIXEL_GEOMETRY_BGR) {
dwriteGeometry = defaultRenderingParams->GetPixelGeometry();
}
if (renderMode < DWRITE_RENDERING_MODE_DEFAULT ||
renderMode > DWRITE_RENDERING_MODE_CLEARTYPE_NATURAL_SYMMETRIC) {
renderMode = defaultRenderingParams->GetRenderingMode();
}
mRenderingParams[TEXT_RENDERING_NO_CLEARTYPE] = defaultRenderingParams;
GetDWriteFactory()->CreateCustomRenderingParams(gamma, contrast, level,
dwriteGeometry, renderMode,
getter_AddRefs(mRenderingParams[TEXT_RENDERING_NORMAL]));
GetDWriteFactory()->CreateCustomRenderingParams(gamma, contrast, level,
dwriteGeometry, DWRITE_RENDERING_MODE_CLEARTYPE_GDI_CLASSIC,
getter_AddRefs(mRenderingParams[TEXT_RENDERING_GDI_CLASSIC]));
}
#endif
}
void
gfxWindowsPlatform::OnDeviceManagerDestroy(DeviceManagerD3D9* aDeviceManager)
{
if (aDeviceManager == mDeviceManager) {
mDeviceManager = nullptr;
}
}
IDirect3DDevice9*
gfxWindowsPlatform::GetD3D9Device()
{
DeviceManagerD3D9* manager = GetD3D9DeviceManager();
return manager ? manager->device() : nullptr;
}
DeviceManagerD3D9*
gfxWindowsPlatform::GetD3D9DeviceManager()
{
// We should only create the d3d9 device on the compositor thread
// or we don't have a compositor thread.
if (!mDeviceManager &&
(!gfxPlatform::UsesOffMainThreadCompositing() ||
CompositorParent::IsInCompositorThread())) {
mDeviceManager = new DeviceManagerD3D9();
if (!mDeviceManager->Init()) {
gfxCriticalError() << "[D3D9] Could not Initialize the DeviceManagerD3D9";
mDeviceManager = nullptr;
}
}
return mDeviceManager;
}
ID3D11Device*
gfxWindowsPlatform::GetD3D11Device()
{
if (mD3D11DeviceInitialized) {
return mD3D11Device;
}
InitD3D11Devices();
return mD3D11Device;
}
ID3D11Device*
gfxWindowsPlatform::GetD3D11ContentDevice()
{
if (mD3D11DeviceInitialized) {
return mD3D11ContentDevice;
}
InitD3D11Devices();
return mD3D11ContentDevice;
}
ID3D11Device*
gfxWindowsPlatform::GetD3D11ImageBridgeDevice()
{
if (mD3D11DeviceInitialized) {
return mD3D11ImageBridgeDevice;
}
InitD3D11Devices();
return mD3D11ImageBridgeDevice;
}
ReadbackManagerD3D11*
gfxWindowsPlatform::GetReadbackManager()
{
if (!mD3D11ReadbackManager) {
mD3D11ReadbackManager = new ReadbackManagerD3D11();
}
return mD3D11ReadbackManager;
}
bool
gfxWindowsPlatform::IsOptimus()
{
static int knowIsOptimus = -1;
if (knowIsOptimus == -1) {
// other potential optimus -- nvd3d9wrapx.dll & nvdxgiwrap.dll
if (GetModuleHandleA("nvumdshim.dll") ||
GetModuleHandleA("nvumdshimx.dll"))
{
knowIsOptimus = 1;
} else {
knowIsOptimus = 0;
}
}
return knowIsOptimus;
}
int
gfxWindowsPlatform::GetScreenDepth() const
{
// if the system doesn't have all displays with the same
// pixel format, just return 24 and move on with life.
if (!GetSystemMetrics(SM_SAMEDISPLAYFORMAT))
return 24;
HDC hdc = GetDC(nullptr);
if (!hdc)
return 24;
int depth = GetDeviceCaps(hdc, BITSPIXEL) *
GetDeviceCaps(hdc, PLANES);
ReleaseDC(nullptr, hdc);
return depth;
}
IDXGIAdapter1*
gfxWindowsPlatform::GetDXGIAdapter()
{
if (mAdapter) {
return mAdapter;
}
nsModuleHandle dxgiModule(LoadLibrarySystem32(L"dxgi.dll"));
decltype(CreateDXGIFactory1)* createDXGIFactory1 = (decltype(CreateDXGIFactory1)*)
GetProcAddress(dxgiModule, "CreateDXGIFactory1");
// Try to use a DXGI 1.1 adapter in order to share resources
// across processes.
if (createDXGIFactory1) {
nsRefPtr<IDXGIFactory1> factory1;
HRESULT hr = createDXGIFactory1(__uuidof(IDXGIFactory1),
getter_AddRefs(factory1));
if (FAILED(hr) || !factory1) {
// This seems to happen with some people running the iZ3D driver.
// They won't get acceleration.
return nullptr;
}
hr = factory1->EnumAdapters1(0, byRef(mAdapter));
if (FAILED(hr)) {
// We should return and not accelerate if we can't obtain
// an adapter.
return nullptr;
}
}
// We leak this module everywhere, we might as well do so here as well.
dxgiModule.disown();
return mAdapter;
}
bool DoesD3D11DeviceWork(ID3D11Device *device)
{
static bool checked = false;
static bool result = false;
if (checked)
return result;
checked = true;
if (gfxPrefs::Direct2DForceEnabled() ||
gfxPrefs::LayersAccelerationForceEnabled())
{
result = true;
return true;
}
if (GetModuleHandleW(L"dlumd32.dll") && GetModuleHandleW(L"igd10umd32.dll")) {
nsString displayLinkModuleVersionString;
gfxWindowsPlatform::GetDLLVersion(L"dlumd32.dll", displayLinkModuleVersionString);
uint64_t displayLinkModuleVersion;
if (!ParseDriverVersion(displayLinkModuleVersionString, &displayLinkModuleVersion)) {
#if defined(MOZ_CRASHREPORTER)
CrashReporter::AppendAppNotesToCrashReport(NS_LITERAL_CSTRING("DisplayLink: could not parse version\n"));
#endif
gANGLESupportsD3D11 = false;
return false;
}
if (displayLinkModuleVersion <= V(8,6,1,36484)) {
#if defined(MOZ_CRASHREPORTER)
CrashReporter::AppendAppNotesToCrashReport(NS_LITERAL_CSTRING("DisplayLink: too old version\n"));
#endif
gANGLESupportsD3D11 = false;
return false;
}
}
result = true;
return true;
}
// See bug 1083071. On some drivers, Direct3D 11 CreateShaderResourceView fails
// with E_OUTOFMEMORY.
bool DoesD3D11TextureSharingWorkInternal(ID3D11Device *device, DXGI_FORMAT format, UINT bindflags)
{
// CreateTexture2D is known to crash on lower feature levels, see bugs
// 1170211 and 1089413.
if (device->GetFeatureLevel() < D3D_FEATURE_LEVEL_10_0) {
return false;
}
if (gfxPrefs::Direct2DForceEnabled() ||
gfxPrefs::LayersAccelerationForceEnabled())
{
return true;
}
if (GetModuleHandleW(L"atidxx32.dll")) {
nsCOMPtr<nsIGfxInfo> gfxInfo = do_GetService("@mozilla.org/gfx/info;1");
if (gfxInfo) {
nsString vendorID, vendorID2;
gfxInfo->GetAdapterVendorID(vendorID);
gfxInfo->GetAdapterVendorID2(vendorID2);
if (vendorID.EqualsLiteral("0x8086") && vendorID2.IsEmpty()) {
#if defined(MOZ_CRASHREPORTER)
CrashReporter::AppendAppNotesToCrashReport(NS_LITERAL_CSTRING("Unexpected Intel/AMD dual-GPU setup\n"));
#endif
return false;
}
}
}
RefPtr<ID3D11Texture2D> texture;
D3D11_TEXTURE2D_DESC desc;
desc.Width = 32;
desc.Height = 32;
desc.MipLevels = 1;
desc.ArraySize = 1;
desc.Format = format;
desc.SampleDesc.Count = 1;
desc.SampleDesc.Quality = 0;
desc.Usage = D3D11_USAGE_DEFAULT;
desc.CPUAccessFlags = 0;
desc.MiscFlags = D3D11_RESOURCE_MISC_SHARED_KEYEDMUTEX;
desc.BindFlags = bindflags;
if (FAILED(device->CreateTexture2D(&desc, NULL, byRef(texture)))) {
return false;
}
HANDLE shareHandle;
nsRefPtr<IDXGIResource> otherResource;
if (FAILED(texture->QueryInterface(__uuidof(IDXGIResource),
getter_AddRefs(otherResource))))
{
return false;
}
if (FAILED(otherResource->GetSharedHandle(&shareHandle))) {
return false;
}
nsRefPtr<ID3D11Resource> sharedResource;
nsRefPtr<ID3D11Texture2D> sharedTexture;
if (FAILED(device->OpenSharedResource(shareHandle, __uuidof(ID3D11Resource),
getter_AddRefs(sharedResource))))
{
return false;
}
if (FAILED(sharedResource->QueryInterface(__uuidof(ID3D11Texture2D),
getter_AddRefs(sharedTexture))))
{
return false;
}
RefPtr<ID3D11ShaderResourceView> sharedView;
// This if(FAILED()) is the one that actually fails on systems affected by bug 1083071.
if (FAILED(device->CreateShaderResourceView(sharedTexture, NULL, byRef(sharedView)))) {
#if defined(MOZ_CRASHREPORTER)
CrashReporter::AppendAppNotesToCrashReport(NS_LITERAL_CSTRING("CreateShaderResourceView failed\n"));
#endif
return false;
}
return true;
}
bool DoesD3D11TextureSharingWork(ID3D11Device *device)
{
static bool checked;
static bool result;
if (checked)
return result;
checked = true;
result = DoesD3D11TextureSharingWorkInternal(device, DXGI_FORMAT_B8G8R8A8_UNORM, D3D11_BIND_RENDER_TARGET | D3D11_BIND_SHADER_RESOURCE);
return result;
}
bool DoesD3D11AlphaTextureSharingWork(ID3D11Device *device)
{
nsCOMPtr<nsIGfxInfo> gfxInfo = do_GetService("@mozilla.org/gfx/info;1");
if (gfxInfo) {
// Disable texture sharing if we're blocking d2d since that's the only other time we use it
// and it might be broken.
int32_t status;
if (NS_SUCCEEDED(gfxInfo->GetFeatureStatus(nsIGfxInfo::FEATURE_DIRECT2D, &status))) {
if (status != nsIGfxInfo::FEATURE_STATUS_OK) {
return false;
}
}
}
return DoesD3D11TextureSharingWorkInternal(device, DXGI_FORMAT_A8_UNORM, D3D11_BIND_SHADER_RESOURCE);
}
void
gfxWindowsPlatform::InitD3D11Devices()
{
// This function attempts to initialize our D3D11 devices. If the hardware
// is not blacklisted for D3D11 layers. This will first attempt to create a
// hardware accelerated device. If this creation fails or the hardware is
// blacklisted, then this function will abort if WARP is disabled, causing us
// to fallback to D3D9 or Basic layers. If WARP is not disabled it will use
// a WARP device which should always be available on Windows 7 and higher.
mD3D11DeviceInitialized = true;
MOZ_ASSERT(!mD3D11Device);
if (InSafeMode()) {
return;
}
bool useWARP = false;
nsCOMPtr<nsIGfxInfo> gfxInfo = do_GetService("@mozilla.org/gfx/info;1");
if (gfxInfo) {
int32_t status;
if (NS_SUCCEEDED(gfxInfo->GetFeatureStatus(nsIGfxInfo::FEATURE_DIRECT3D_11_LAYERS, &status))) {
if (status != nsIGfxInfo::FEATURE_STATUS_OK) {
// It seems like nvdxgiwrap makes a mess of WARP. See bug 1154703 for more.
if (gfxPrefs::LayersD3D11DisableWARP() || GetModuleHandleA("nvdxgiwrap.dll")) {
return;
}
if (!IsWin8OrLater()) {
/* On Windows 7 WARP runs very badly on the builtin vga driver */
nsString driver;
gfxInfo->GetAdapterDriver(driver);
// driver can start with vga or svga so only look for "framebuf..."
if (driver.Find("framebuf vga256 vga64k") != kNotFound) {
gfxCriticalError(CriticalLog::DefaultOptions(false)) << "Disabling WARP on builtin vga driver";
return;
}
}
useWARP = true;
}
}
}
if (gfxPrefs::LayersD3D11ForceWARP()) {
useWARP = true;
}
nsModuleHandle d3d11Module(LoadLibrarySystem32(L"d3d11.dll"));
decltype(D3D11CreateDevice)* d3d11CreateDevice = (decltype(D3D11CreateDevice)*)
GetProcAddress(d3d11Module, "D3D11CreateDevice");
if (!d3d11CreateDevice) {
// We should just be on Windows Vista or XP in this case.
return;
}
nsTArray<D3D_FEATURE_LEVEL> featureLevels;
if (IsWin8OrLater()) {
featureLevels.AppendElement(D3D_FEATURE_LEVEL_11_1);
}
featureLevels.AppendElement(D3D_FEATURE_LEVEL_11_0);
featureLevels.AppendElement(D3D_FEATURE_LEVEL_10_1);
featureLevels.AppendElement(D3D_FEATURE_LEVEL_10_0);
featureLevels.AppendElement(D3D_FEATURE_LEVEL_9_3);
RefPtr<IDXGIAdapter1> adapter;
if (!useWARP) {
adapter = GetDXGIAdapter();
if (!adapter) {
if (!gfxPrefs::LayersD3D11DisableWARP()) {
return;
}
useWARP = true;
}
}
HRESULT hr = E_INVALIDARG;
if (!useWARP) {
MOZ_SEH_TRY {
hr = d3d11CreateDevice(adapter, D3D_DRIVER_TYPE_UNKNOWN, nullptr,
// Use
// D3D11_CREATE_DEVICE_PREVENT_INTERNAL_THREADING_OPTIMIZATIONS
// to prevent bug 1092260. IE 11 also uses this flag.
D3D11_CREATE_DEVICE_BGRA_SUPPORT | D3D11_CREATE_DEVICE_PREVENT_INTERNAL_THREADING_OPTIMIZATIONS,
featureLevels.Elements(), featureLevels.Length(),
D3D11_SDK_VERSION, byRef(mD3D11Device), nullptr, nullptr);
} MOZ_SEH_EXCEPT (EXCEPTION_EXECUTE_HANDLER) {
if (gfxPrefs::LayersD3D11DisableWARP()) {
return;
}
useWARP = true;
adapter = nullptr;
}
if (FAILED(hr) || !DoesD3D11DeviceWork(mD3D11Device)) {
if (gfxPrefs::LayersD3D11DisableWARP()) {
return;
}
useWARP = true;
adapter = nullptr;
}
}
if (useWARP) {
MOZ_ASSERT(!gfxPrefs::LayersD3D11DisableWARP());
MOZ_ASSERT(!mD3D11Device);
MOZ_ASSERT(!adapter);
ScopedGfxFeatureReporter reporterWARP("D3D11-WARP", gfxPrefs::LayersD3D11ForceWARP());
MOZ_SEH_TRY {
hr = d3d11CreateDevice(nullptr, D3D_DRIVER_TYPE_WARP, nullptr,
// Use
// D3D11_CREATE_DEVICE_PREVENT_INTERNAL_THREADING_OPTIMIZATIONS
// to prevent bug 1092260. IE 11 also uses this flag.
D3D11_CREATE_DEVICE_BGRA_SUPPORT,
featureLevels.Elements(), featureLevels.Length(),
D3D11_SDK_VERSION, byRef(mD3D11Device), nullptr, nullptr);
if (FAILED(hr)) {
// This should always succeed... in theory.
gfxCriticalError() << "Failed to initialize WARP D3D11 device!" << hr;
return;
}
mIsWARP = true;
reporterWARP.SetSuccessful();
} MOZ_SEH_EXCEPT (EXCEPTION_EXECUTE_HANDLER) {
gfxCriticalError() << "Exception occurred initializing WARP D3D11 device!";
return;
}
}
mD3D11Device->SetExceptionMode(0);
// We create our device for D2D content drawing here. Normally we don't use
// D2D content drawing when using WARP. However when WARP is forced by
// default we will let Direct2D use WARP as well.
if (Factory::SupportsD2D1() && (!useWARP || gfxPrefs::LayersD3D11ForceWARP())) {
MOZ_ASSERT((useWARP && !adapter) || !useWARP);
hr = E_INVALIDARG;
MOZ_SEH_TRY {
hr = d3d11CreateDevice(adapter, useWARP ? D3D_DRIVER_TYPE_WARP : D3D_DRIVER_TYPE_UNKNOWN, nullptr,
D3D11_CREATE_DEVICE_BGRA_SUPPORT,
featureLevels.Elements(), featureLevels.Length(),
D3D11_SDK_VERSION, byRef(mD3D11ContentDevice), nullptr, nullptr);
} MOZ_SEH_EXCEPT (EXCEPTION_EXECUTE_HANDLER) {
mD3D11ContentDevice = nullptr;
}
if (FAILED(hr)) {
d3d11Module.disown();
return;
}
mD3D11ContentDevice->SetExceptionMode(0);
Factory::SetDirect3D11Device(mD3D11ContentDevice);
}
if (!useWARP) {
hr = E_INVALIDARG;
MOZ_SEH_TRY{
hr = d3d11CreateDevice(adapter, D3D_DRIVER_TYPE_UNKNOWN, nullptr,
D3D11_CREATE_DEVICE_BGRA_SUPPORT,
featureLevels.Elements(), featureLevels.Length(),
D3D11_SDK_VERSION, byRef(mD3D11ImageBridgeDevice), nullptr, nullptr);
} MOZ_SEH_EXCEPT(EXCEPTION_EXECUTE_HANDLER) {
mD3D11ImageBridgeDevice = nullptr;
}
if (FAILED(hr)) {
d3d11Module.disown();
return;
}
mD3D11ImageBridgeDevice->SetExceptionMode(0);
if (!DoesD3D11AlphaTextureSharingWork(mD3D11ImageBridgeDevice)) {
mD3D11ImageBridgeDevice = nullptr;
}
}
// We leak these everywhere and we need them our entire runtime anyway, let's
// leak it here as well.
d3d11Module.disown();
}
TemporaryRef<ID3D11Device>
gfxWindowsPlatform::CreateD3D11DecoderDevice()
{
nsModuleHandle d3d11Module(LoadLibrarySystem32(L"d3d11.dll"));
decltype(D3D11CreateDevice)* d3d11CreateDevice = (decltype(D3D11CreateDevice)*)
GetProcAddress(d3d11Module, "D3D11CreateDevice");
if (!d3d11CreateDevice) {
// We should just be on Windows Vista or XP in this case.
return nullptr;
}
nsTArray<D3D_FEATURE_LEVEL> featureLevels;
if (IsWin8OrLater()) {
featureLevels.AppendElement(D3D_FEATURE_LEVEL_11_1);
}
featureLevels.AppendElement(D3D_FEATURE_LEVEL_11_0);
featureLevels.AppendElement(D3D_FEATURE_LEVEL_10_1);
featureLevels.AppendElement(D3D_FEATURE_LEVEL_10_0);
featureLevels.AppendElement(D3D_FEATURE_LEVEL_9_3);
RefPtr<IDXGIAdapter1> adapter = GetDXGIAdapter();
if (!adapter) {
return nullptr;
}
HRESULT hr = E_INVALIDARG;
RefPtr<ID3D11Device> device;
MOZ_SEH_TRY{
hr = d3d11CreateDevice(adapter, D3D_DRIVER_TYPE_UNKNOWN, nullptr,
D3D11_CREATE_DEVICE_VIDEO_SUPPORT,
featureLevels.Elements(), featureLevels.Length(),
D3D11_SDK_VERSION, byRef(device), nullptr, nullptr);
} MOZ_SEH_EXCEPT(EXCEPTION_EXECUTE_HANDLER) {
return nullptr;
}
if (FAILED(hr) || !DoesD3D11DeviceWork(device)) {
return nullptr;
}
nsRefPtr<ID3D10Multithread> multi;
device->QueryInterface(__uuidof(ID3D10Multithread), getter_AddRefs(multi));
multi->SetMultithreadProtected(TRUE);
return device.forget();
}
static bool
DwmCompositionEnabled()
{
MOZ_ASSERT(WinUtils::dwmIsCompositionEnabledPtr);
BOOL dwmEnabled = false;
WinUtils::dwmIsCompositionEnabledPtr(&dwmEnabled);
return dwmEnabled;
}
class D3DVsyncSource final : public VsyncSource
{
public:
class D3DVsyncDisplay final : public VsyncSource::Display
{
NS_INLINE_DECL_THREADSAFE_REFCOUNTING(D3DVsyncDisplay)
public:
D3DVsyncDisplay()
: mVsyncEnabledLock("D3DVsyncEnabledLock")
, mVsyncEnabled(false)
{
mVsyncThread = new base::Thread("WindowsVsyncThread");
const double rate = 1000 / 60.0;
mSoftwareVsyncRate = TimeDuration::FromMilliseconds(rate);
MOZ_RELEASE_ASSERT(mVsyncThread->Start(), "Could not start Windows vsync thread");
}
virtual void EnableVsync() override
{
MOZ_ASSERT(NS_IsMainThread());
MOZ_ASSERT(mVsyncThread->IsRunning());
{ // scope lock
MonitorAutoLock lock(mVsyncEnabledLock);
if (mVsyncEnabled) {
return;
}
mVsyncEnabled = true;
}
CancelableTask* vsyncStart = NewRunnableMethod(this,
&D3DVsyncDisplay::VBlankLoop);
mVsyncThread->message_loop()->PostTask(FROM_HERE, vsyncStart);
}
virtual void DisableVsync() override
{
MOZ_ASSERT(NS_IsMainThread());
MOZ_ASSERT(mVsyncThread->IsRunning());
MonitorAutoLock lock(mVsyncEnabledLock);
if (!mVsyncEnabled) {
return;
}
mVsyncEnabled = false;
}
virtual bool IsVsyncEnabled() override
{
MOZ_ASSERT(NS_IsMainThread());
MonitorAutoLock lock(mVsyncEnabledLock);
return mVsyncEnabled;
}
void ScheduleSoftwareVsync(TimeStamp aVsyncTimestamp)
{
MOZ_ASSERT(IsInVsyncThread());
NS_WARNING("DwmComposition dynamically disabled, falling back to software timers");
TimeStamp nextVsync = aVsyncTimestamp + mSoftwareVsyncRate;
TimeDuration delay = nextVsync - TimeStamp::Now();
if (delay.ToMilliseconds() < 0) {
delay = mozilla::TimeDuration::FromMilliseconds(0);
}
mVsyncThread->message_loop()->PostDelayedTask(FROM_HERE,
NewRunnableMethod(this, &D3DVsyncDisplay::VBlankLoop),
delay.ToMilliseconds());
}
void VBlankLoop()
{
MOZ_ASSERT(IsInVsyncThread());
MOZ_ASSERT(sizeof(int64_t) == sizeof(QPC_TIME));
DWM_TIMING_INFO vblankTime;
// Make sure to init the cbSize, otherwise GetCompositionTiming will fail
vblankTime.cbSize = sizeof(DWM_TIMING_INFO);
LARGE_INTEGER qpcNow;
LARGE_INTEGER frequency;
QueryPerformanceFrequency(&frequency);
TimeStamp vsync = TimeStamp::Now();
TimeStamp previousVsync = vsync;
const int microseconds = 1000000;
for (;;) {
{ // scope lock
MonitorAutoLock lock(mVsyncEnabledLock);
if (!mVsyncEnabled) return;
}
if (previousVsync > vsync) {
vsync = TimeStamp::Now();
NS_WARNING("Previous vsync timestamp is ahead of the calculated vsync timestamp.");
}
previousVsync = vsync;
Display::NotifyVsync(vsync);
// DwmComposition can be dynamically enabled/disabled
// so we have to check every time that it's available.
// When it is unavailable, we fallback to software but will try
// to get back to dwm rendering once it's re-enabled
if (!DwmCompositionEnabled()) {
ScheduleSoftwareVsync(vsync);
return;
}
// Use a combination of DwmFlush + DwmGetCompositionTimingInfoPtr
// Using WaitForVBlank, the whole system dies :/
WinUtils::dwmFlushProcPtr();
HRESULT hr = WinUtils::dwmGetCompositionTimingInfoPtr(0, &vblankTime);
vsync = TimeStamp::Now();
if (SUCCEEDED(hr)) {
QueryPerformanceCounter(&qpcNow);
// Adjust the timestamp to be the vsync timestamp since when
// DwmFlush wakes up and when the actual vsync occurred are not the
// same.
int64_t adjust = qpcNow.QuadPart - vblankTime.qpcVBlank;
int64_t usAdjust = (adjust * microseconds) / frequency.QuadPart;
vsync -= TimeDuration::FromMicroseconds((double) usAdjust);
}
} // end for
}
private:
virtual ~D3DVsyncDisplay()
{
MOZ_ASSERT(NS_IsMainThread());
DisableVsync();
mVsyncThread->Stop();
delete mVsyncThread;
}
bool IsInVsyncThread()
{
return mVsyncThread->thread_id() == PlatformThread::CurrentId();
}
TimeDuration mSoftwareVsyncRate;
Monitor mVsyncEnabledLock;
base::Thread* mVsyncThread;
bool mVsyncEnabled;
}; // end d3dvsyncdisplay
D3DVsyncSource()
{
mPrimaryDisplay = new D3DVsyncDisplay();
}
virtual Display& GetGlobalDisplay() override
{
return *mPrimaryDisplay;
}
private:
virtual ~D3DVsyncSource()
{
}
nsRefPtr<D3DVsyncDisplay> mPrimaryDisplay;
}; // end D3DVsyncSource
already_AddRefed<mozilla::gfx::VsyncSource>
gfxWindowsPlatform::CreateHardwareVsyncSource()
{
MOZ_RELEASE_ASSERT(NS_IsMainThread());
if (!WinUtils::dwmIsCompositionEnabledPtr) {
NS_WARNING("Dwm composition not available, falling back to software vsync");
return gfxPlatform::CreateHardwareVsyncSource();
}
BOOL dwmEnabled = false;
WinUtils::dwmIsCompositionEnabledPtr(&dwmEnabled);
if (!dwmEnabled) {
NS_WARNING("DWM not enabled, falling back to software vsync");
return gfxPlatform::CreateHardwareVsyncSource();
}
nsRefPtr<VsyncSource> d3dVsyncSource = new D3DVsyncSource();
return d3dVsyncSource.forget();
}
bool
gfxWindowsPlatform::SupportsApzTouchInput() const
{
int value = Preferences::GetInt("dom.w3c_touch_events.enabled", 0);
return value == 1 || value == 2;
}
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