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gfxPlatform.cpp
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gfxPlatform.cpp
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/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "mozilla/FontPropertyTypes.h"
#include "mozilla/RDDProcessManager.h"
#include "mozilla/image/ImageMemoryReporter.h"
#include "mozilla/layers/CompositorManagerChild.h"
#include "mozilla/layers/CompositorThread.h"
#include "mozilla/layers/ImageBridgeChild.h"
#include "mozilla/layers/ISurfaceAllocator.h" // for GfxMemoryImageReporter
#include "mozilla/layers/CompositorBridgeChild.h"
#include "mozilla/layers/TiledContentClient.h"
#include "mozilla/webrender/RenderThread.h"
#include "mozilla/webrender/WebRenderAPI.h"
#include "mozilla/webrender/webrender_ffi.h"
#include "mozilla/layers/PaintThread.h"
#include "mozilla/gfx/gfxVars.h"
#include "mozilla/gfx/GPUProcessManager.h"
#include "mozilla/gfx/GraphicsMessages.h"
#include "mozilla/ClearOnShutdown.h"
#include "mozilla/StaticPrefs.h"
#include "mozilla/Telemetry.h"
#include "mozilla/TimeStamp.h"
#include "mozilla/Unused.h"
#include "mozilla/IntegerPrintfMacros.h"
#include "mozilla/Base64.h"
#include "mozilla/Logging.h"
#include "mozilla/Services.h"
#include "nsAppDirectoryServiceDefs.h"
#include "gfxCrashReporterUtils.h"
#include "gfxPlatform.h"
#include "gfxEnv.h"
#include "gfxTextRun.h"
#include "gfxUserFontSet.h"
#include "gfxConfig.h"
#include "VRProcessManager.h"
#include "VRThread.h"
#include "mozilla/arm.h"
#ifdef XP_WIN
# include <process.h>
# define getpid _getpid
#else
# include <unistd.h>
#endif
#include "nsXULAppAPI.h"
#include "nsDirectoryServiceUtils.h"
#include "nsDirectoryServiceDefs.h"
#if defined(XP_WIN)
# include "gfxWindowsPlatform.h"
#elif defined(XP_MACOSX)
# include "gfxPlatformMac.h"
# include "gfxQuartzSurface.h"
# include "nsCocoaFeatures.h"
#elif defined(MOZ_WIDGET_GTK)
# include "gfxPlatformGtk.h"
#elif defined(ANDROID)
# include "gfxAndroidPlatform.h"
#endif
#if defined(MOZ_WIDGET_ANDROID)
# include "mozilla/jni/Utils.h" // for IsFennec
#endif
#ifdef XP_WIN
# include "mozilla/WindowsVersion.h"
# include "mozilla/gfx/DeviceManagerDx.h"
#endif
#ifdef MOZ_WAYLAND
# include "mozilla/widget/nsWaylandDisplay.h"
#endif
#include "nsGkAtoms.h"
#include "gfxPlatformFontList.h"
#include "gfxContext.h"
#include "gfxImageSurface.h"
#include "nsUnicodeProperties.h"
#include "harfbuzz/hb.h"
#include "gfxGraphiteShaper.h"
#include "gfx2DGlue.h"
#include "gfxGradientCache.h"
#include "gfxUtils.h" // for NextPowerOfTwo
#include "gfxFontMissingGlyphs.h"
#include "nsExceptionHandler.h"
#include "nsServiceManagerUtils.h"
#include "nsTArray.h"
#include "nsIObserverService.h"
#include "nsIScreenManager.h"
#include "MainThreadUtils.h"
#include "nsWeakReference.h"
#include "cairo.h"
#include "qcms.h"
#include "imgITools.h"
#include "plstr.h"
#include "nsCRT.h"
#include "GLContext.h"
#include "GLContextProvider.h"
#include "mozilla/gfx/Logging.h"
#ifdef USE_SKIA
# ifdef __GNUC__
# pragma GCC diagnostic push
# pragma GCC diagnostic ignored "-Wshadow"
# endif
# include "skia/include/core/SkGraphics.h"
# ifdef MOZ_ENABLE_FREETYPE
# include "skia/include/ports/SkTypeface_cairo.h"
# endif
# include "mozilla/gfx/SkMemoryReporter.h"
# ifdef __GNUC__
# pragma GCC diagnostic pop // -Wshadow
# endif
static const uint32_t kDefaultGlyphCacheSize = -1;
#endif
#include "mozilla/Preferences.h"
#include "mozilla/Assertions.h"
#include "mozilla/Atomics.h"
#include "mozilla/Attributes.h"
#include "mozilla/Mutex.h"
#include "nsAlgorithm.h"
#include "nsIGfxInfo.h"
#include "nsIXULRuntime.h"
#include "VsyncSource.h"
#include "SoftwareVsyncSource.h"
#include "nscore.h" // for NS_FREE_PERMANENT_DATA
#include "mozilla/dom/ContentChild.h"
#include "mozilla/dom/TouchEvent.h"
#include "gfxVR.h"
#include "VRManagerChild.h"
#include "mozilla/gfx/GPUParent.h"
#include "mozilla/layers/MemoryReportingMLGPU.h"
#include "prsystem.h"
using namespace mozilla;
using namespace mozilla::layers;
using namespace mozilla::gl;
using namespace mozilla::gfx;
gfxPlatform* gPlatform = nullptr;
static bool gEverInitialized = false;
static int32_t gLastUsedFrameRate = -1;
const ContentDeviceData* gContentDeviceInitData = nullptr;
static Mutex* gGfxPlatformPrefsLock = nullptr;
// These two may point to the same profile
static qcms_profile* gCMSOutputProfile = nullptr;
static qcms_profile* gCMSsRGBProfile = nullptr;
static bool gCMSRGBTransformFailed = false;
static qcms_transform* gCMSRGBTransform = nullptr;
static qcms_transform* gCMSInverseRGBTransform = nullptr;
static qcms_transform* gCMSRGBATransform = nullptr;
static qcms_transform* gCMSBGRATransform = nullptr;
static bool gCMSInitialized = false;
static eCMSMode gCMSMode = eCMSMode_Off;
static void ShutdownCMS();
#include "mozilla/gfx/2D.h"
#include "mozilla/gfx/SourceSurfaceCairo.h"
using namespace mozilla::gfx;
/* Class to listen for pref changes so that chrome code can dynamically
force sRGB as an output profile. See Bug #452125. */
class SRGBOverrideObserver final : public nsIObserver,
public nsSupportsWeakReference {
~SRGBOverrideObserver() = default;
public:
NS_DECL_ISUPPORTS
NS_DECL_NSIOBSERVER
};
/// This override of the LogForwarder, initially used for the critical graphics
/// errors, is sending the log to the crash annotations as well, but only
/// if the capacity set with the method below is >= 2. We always retain the
/// very first critical message, and the latest capacity-1 messages are
/// rotated through. Note that we don't expect the total number of times
/// this gets called to be large - it is meant for critical errors only.
class CrashStatsLogForwarder : public mozilla::gfx::LogForwarder {
public:
explicit CrashStatsLogForwarder(CrashReporter::Annotation aKey);
void Log(const std::string& aString) override;
void CrashAction(LogReason aReason) override;
bool UpdateStringsVector(const std::string& aString) override;
LoggingRecord LoggingRecordCopy() override;
void SetCircularBufferSize(uint32_t aCapacity);
private:
// Helper for the Log()
void UpdateCrashReport();
private:
LoggingRecord mBuffer;
CrashReporter::Annotation mCrashCriticalKey;
uint32_t mMaxCapacity;
int32_t mIndex;
Mutex mMutex;
};
CrashStatsLogForwarder::CrashStatsLogForwarder(CrashReporter::Annotation aKey)
: mBuffer(),
mCrashCriticalKey(aKey),
mMaxCapacity(0),
mIndex(-1),
mMutex("CrashStatsLogForwarder") {}
void CrashStatsLogForwarder::SetCircularBufferSize(uint32_t aCapacity) {
MutexAutoLock lock(mMutex);
mMaxCapacity = aCapacity;
mBuffer.reserve(static_cast<size_t>(aCapacity));
}
LoggingRecord CrashStatsLogForwarder::LoggingRecordCopy() {
MutexAutoLock lock(mMutex);
return mBuffer;
}
bool CrashStatsLogForwarder::UpdateStringsVector(const std::string& aString) {
// We want at least the first one and the last one. Otherwise, no point.
if (mMaxCapacity < 2) {
return false;
}
mIndex += 1;
MOZ_ASSERT(mIndex >= 0);
// index will count 0, 1, 2, ..., max-1, 1, 2, ..., max-1, 1, 2, ...
int32_t index = mIndex ? (mIndex - 1) % (mMaxCapacity - 1) + 1 : 0;
MOZ_ASSERT(index >= 0 && index < (int32_t)mMaxCapacity);
MOZ_ASSERT(index <= mIndex && index <= (int32_t)mBuffer.size());
double tStamp = (TimeStamp::NowLoRes() - TimeStamp::ProcessCreation())
.ToSecondsSigDigits();
// Checking for index >= mBuffer.size(), rather than index == mBuffer.size()
// just out of paranoia, but we know index <= mBuffer.size().
LoggingRecordEntry newEntry(mIndex, aString, tStamp);
if (index >= static_cast<int32_t>(mBuffer.size())) {
mBuffer.push_back(newEntry);
} else {
mBuffer[index] = newEntry;
}
return true;
}
void CrashStatsLogForwarder::UpdateCrashReport() {
std::stringstream message;
std::string logAnnotation;
switch (XRE_GetProcessType()) {
case GeckoProcessType_Default:
logAnnotation = "|[";
break;
case GeckoProcessType_Content:
logAnnotation = "|[C";
break;
case GeckoProcessType_GPU:
logAnnotation = "|[G";
break;
default:
logAnnotation = "|[X";
break;
}
for (auto& it : mBuffer) {
message << logAnnotation << Get<0>(it) << "]" << Get<1>(it)
<< " (t=" << Get<2>(it) << ") ";
}
nsCString reportString(message.str().c_str());
nsresult annotated =
CrashReporter::AnnotateCrashReport(mCrashCriticalKey, reportString);
if (annotated != NS_OK) {
printf("Crash Annotation %s: %s",
CrashReporter::AnnotationToString(mCrashCriticalKey),
message.str().c_str());
}
}
class LogForwarderEvent : public Runnable {
virtual ~LogForwarderEvent() = default;
public:
NS_INLINE_DECL_REFCOUNTING_INHERITED(LogForwarderEvent, Runnable)
explicit LogForwarderEvent(const nsCString& aMessage)
: mozilla::Runnable("LogForwarderEvent"), mMessage(aMessage) {}
NS_IMETHOD Run() override {
MOZ_ASSERT(NS_IsMainThread() &&
(XRE_IsContentProcess() || XRE_IsGPUProcess()));
if (XRE_IsContentProcess()) {
dom::ContentChild* cc = dom::ContentChild::GetSingleton();
Unused << cc->SendGraphicsError(mMessage);
} else if (XRE_IsGPUProcess()) {
GPUParent* gp = GPUParent::GetSingleton();
Unused << gp->SendGraphicsError(mMessage);
}
return NS_OK;
}
protected:
nsCString mMessage;
};
void CrashStatsLogForwarder::Log(const std::string& aString) {
MutexAutoLock lock(mMutex);
if (UpdateStringsVector(aString)) {
UpdateCrashReport();
}
// Add it to the parent strings
if (!XRE_IsParentProcess()) {
nsCString stringToSend(aString.c_str());
if (NS_IsMainThread()) {
if (XRE_IsContentProcess()) {
dom::ContentChild* cc = dom::ContentChild::GetSingleton();
Unused << cc->SendGraphicsError(stringToSend);
} else if (XRE_IsGPUProcess()) {
GPUParent* gp = GPUParent::GetSingleton();
Unused << gp->SendGraphicsError(stringToSend);
}
} else {
nsCOMPtr<nsIRunnable> r1 = new LogForwarderEvent(stringToSend);
NS_DispatchToMainThread(r1);
}
}
}
class CrashTelemetryEvent : public Runnable {
virtual ~CrashTelemetryEvent() = default;
public:
NS_INLINE_DECL_REFCOUNTING_INHERITED(CrashTelemetryEvent, Runnable)
explicit CrashTelemetryEvent(uint32_t aReason)
: mozilla::Runnable("CrashTelemetryEvent"), mReason(aReason) {}
NS_IMETHOD Run() override {
MOZ_ASSERT(NS_IsMainThread());
Telemetry::Accumulate(Telemetry::GFX_CRASH, mReason);
return NS_OK;
}
protected:
uint32_t mReason;
};
void CrashStatsLogForwarder::CrashAction(LogReason aReason) {
#ifndef RELEASE_OR_BETA
// Non-release builds crash by default, but will use telemetry
// if this environment variable is present.
static bool useTelemetry = gfxEnv::GfxDevCrashTelemetry();
#else
// Release builds use telemetry by default, but will crash instead
// if this environment variable is present.
static bool useTelemetry = !gfxEnv::GfxDevCrashMozCrash();
#endif
if (useTelemetry) {
// The callers need to assure that aReason is in the range
// that the telemetry call below supports.
if (NS_IsMainThread()) {
Telemetry::Accumulate(Telemetry::GFX_CRASH, (uint32_t)aReason);
} else {
nsCOMPtr<nsIRunnable> r1 = new CrashTelemetryEvent((uint32_t)aReason);
NS_DispatchToMainThread(r1);
}
} else {
// ignoring aReason, we can get the information we need from the stack
MOZ_CRASH("GFX_CRASH");
}
}
NS_IMPL_ISUPPORTS(SRGBOverrideObserver, nsIObserver, nsISupportsWeakReference)
#define GFX_DOWNLOADABLE_FONTS_ENABLED "gfx.downloadable_fonts.enabled"
#define GFX_PREF_FALLBACK_USE_CMAPS \
"gfx.font_rendering.fallback.always_use_cmaps"
#define GFX_PREF_OPENTYPE_SVG "gfx.font_rendering.opentype_svg.enabled"
#define GFX_PREF_WORD_CACHE_CHARLIMIT "gfx.font_rendering.wordcache.charlimit"
#define GFX_PREF_WORD_CACHE_MAXENTRIES "gfx.font_rendering.wordcache.maxentries"
#define GFX_PREF_GRAPHITE_SHAPING "gfx.font_rendering.graphite.enabled"
#if defined(XP_MACOSX)
# define GFX_PREF_CORETEXT_SHAPING "gfx.font_rendering.coretext.enabled"
#endif
#define BIDI_NUMERAL_PREF "bidi.numeral"
#define GFX_PREF_CMS_FORCE_SRGB "gfx.color_management.force_srgb"
#define FONT_VARIATIONS_PREF "layout.css.font-variations.enabled"
NS_IMETHODIMP
SRGBOverrideObserver::Observe(nsISupports* aSubject, const char* aTopic,
const char16_t* someData) {
NS_ASSERTION(NS_strcmp(someData, (u"" GFX_PREF_CMS_FORCE_SRGB)) == 0,
"Restarting CMS on wrong pref!");
ShutdownCMS();
// Update current cms profile.
gfxPlatform::CreateCMSOutputProfile();
return NS_OK;
}
static const char* kObservedPrefs[] = {"gfx.downloadable_fonts.",
"gfx.font_rendering.", BIDI_NUMERAL_PREF,
nullptr};
static void FontPrefChanged(const char* aPref, void* aData) {
MOZ_ASSERT(aPref);
NS_ASSERTION(gfxPlatform::GetPlatform(), "the singleton instance has gone");
gfxPlatform::GetPlatform()->FontsPrefsChanged(aPref);
}
void gfxPlatform::OnMemoryPressure(layers::MemoryPressureReason aWhy) {
Factory::PurgeAllCaches();
gfxGradientCache::PurgeAllCaches();
gfxFontMissingGlyphs::Purge();
PurgeSkiaFontCache();
if (XRE_IsParentProcess()) {
layers::CompositorManagerChild* manager =
CompositorManagerChild::GetInstance();
if (manager) {
manager->SendNotifyMemoryPressure();
}
}
}
gfxPlatform::gfxPlatform()
: mHasVariationFontSupport(false),
mAzureCanvasBackendCollector(this, &gfxPlatform::GetAzureBackendInfo),
mApzSupportCollector(this, &gfxPlatform::GetApzSupportInfo),
mTilesInfoCollector(this, &gfxPlatform::GetTilesSupportInfo),
mFrameStatsCollector(this, &gfxPlatform::GetFrameStats),
mCMSInfoCollector(this, &gfxPlatform::GetCMSSupportInfo),
mCompositorBackend(layers::LayersBackend::LAYERS_NONE),
mScreenDepth(0) {
mAllowDownloadableFonts = UNINITIALIZED_VALUE;
mFallbackUsesCmaps = UNINITIALIZED_VALUE;
mWordCacheCharLimit = UNINITIALIZED_VALUE;
mWordCacheMaxEntries = UNINITIALIZED_VALUE;
mGraphiteShapingEnabled = UNINITIALIZED_VALUE;
mOpenTypeSVGEnabled = UNINITIALIZED_VALUE;
mBidiNumeralOption = UNINITIALIZED_VALUE;
InitBackendPrefs(GetBackendPrefs());
mTotalSystemMemory = PR_GetPhysicalMemorySize();
VRManager::ManagerInit();
}
gfxPlatform* gfxPlatform::GetPlatform() {
if (!gPlatform) {
MOZ_RELEASE_ASSERT(!XRE_IsContentProcess(),
"Content Process should have called InitChild() before "
"first GetPlatform()");
Init();
}
return gPlatform;
}
bool gfxPlatform::Initialized() { return !!gPlatform; }
/* static */
void gfxPlatform::InitChild(const ContentDeviceData& aData) {
MOZ_ASSERT(XRE_IsContentProcess());
MOZ_RELEASE_ASSERT(!gPlatform,
"InitChild() should be called before first GetPlatform()");
// Make the provided initial ContentDeviceData available to the init
// routines, so they don't have to do a sync request from the parent.
gContentDeviceInitData = &aData;
Init();
gContentDeviceInitData = nullptr;
}
void RecordingPrefChanged(const char* aPrefName, void* aClosure) {
if (Preferences::GetBool("gfx.2d.recording", false)) {
nsAutoCString fileName;
nsAutoString prefFileName;
nsresult rv = Preferences::GetString("gfx.2d.recordingfile", prefFileName);
if (NS_SUCCEEDED(rv)) {
CopyUTF16toUTF8(prefFileName, fileName);
} else {
nsCOMPtr<nsIFile> tmpFile;
if (NS_FAILED(NS_GetSpecialDirectory(NS_OS_TEMP_DIR,
getter_AddRefs(tmpFile)))) {
return;
}
fileName.AppendPrintf("moz2drec_%i_%i.aer", XRE_GetProcessType(),
getpid());
nsresult rv = tmpFile->AppendNative(fileName);
if (NS_FAILED(rv)) return;
#ifdef XP_WIN
rv = tmpFile->GetPath(prefFileName);
CopyUTF16toUTF8(prefFileName, fileName);
#else
rv = tmpFile->GetNativePath(fileName);
#endif
if (NS_FAILED(rv)) return;
}
#ifdef XP_WIN
gPlatform->mRecorder =
Factory::CreateEventRecorderForFile(prefFileName.BeginReading());
#else
gPlatform->mRecorder =
Factory::CreateEventRecorderForFile(fileName.BeginReading());
#endif
printf_stderr("Recording to %s\n", fileName.get());
Factory::SetGlobalEventRecorder(gPlatform->mRecorder);
} else {
Factory::SetGlobalEventRecorder(nullptr);
}
}
#define WR_DEBUG_PREF "gfx.webrender.debug"
static void WebRenderDebugPrefChangeCallback(const char* aPrefName, void*) {
wr::DebugFlags flags{0};
#define GFX_WEBRENDER_DEBUG(suffix, bit) \
if (Preferences::GetBool(WR_DEBUG_PREF suffix, false)) { \
flags |= (bit); \
}
GFX_WEBRENDER_DEBUG(".profiler", wr::DebugFlags_PROFILER_DBG)
GFX_WEBRENDER_DEBUG(".render-targets", wr::DebugFlags_RENDER_TARGET_DBG)
GFX_WEBRENDER_DEBUG(".texture-cache", wr::DebugFlags_TEXTURE_CACHE_DBG)
GFX_WEBRENDER_DEBUG(".gpu-time-queries", wr::DebugFlags_GPU_TIME_QUERIES)
GFX_WEBRENDER_DEBUG(".gpu-sample-queries", wr::DebugFlags_GPU_SAMPLE_QUERIES)
GFX_WEBRENDER_DEBUG(".disable-batching", wr::DebugFlags_DISABLE_BATCHING)
GFX_WEBRENDER_DEBUG(".epochs", wr::DebugFlags_EPOCHS)
GFX_WEBRENDER_DEBUG(".compact-profiler", wr::DebugFlags_COMPACT_PROFILER)
GFX_WEBRENDER_DEBUG(".echo-driver-messages",
wr::DebugFlags_ECHO_DRIVER_MESSAGES)
GFX_WEBRENDER_DEBUG(".new-frame-indicator",
wr::DebugFlags_NEW_FRAME_INDICATOR)
GFX_WEBRENDER_DEBUG(".new-scene-indicator",
wr::DebugFlags_NEW_SCENE_INDICATOR)
GFX_WEBRENDER_DEBUG(".show-overdraw", wr::DebugFlags_SHOW_OVERDRAW)
GFX_WEBRENDER_DEBUG(".gpu-cache", wr::DebugFlags_GPU_CACHE_DBG)
GFX_WEBRENDER_DEBUG(".slow-frame-indicator",
wr::DebugFlags_SLOW_FRAME_INDICATOR)
GFX_WEBRENDER_DEBUG(".texture-cache.clear-evicted",
wr::DebugFlags_TEXTURE_CACHE_DBG_CLEAR_EVICTED)
GFX_WEBRENDER_DEBUG(".picture-caching", wr::DebugFlags_PICTURE_CACHING_DBG)
GFX_WEBRENDER_DEBUG(".primitives", wr::DebugFlags_PRIMITIVE_DBG)
// Bit 18 is for the zoom display, which requires the mouse position and thus
// currently only works in wrench.
GFX_WEBRENDER_DEBUG(".small-screen", wr::DebugFlags_SMALL_SCREEN)
GFX_WEBRENDER_DEBUG(".disable-opaque-pass",
wr::DebugFlags_DISABLE_OPAQUE_PASS)
GFX_WEBRENDER_DEBUG(".disable-alpha-pass", wr::DebugFlags_DISABLE_ALPHA_PASS)
GFX_WEBRENDER_DEBUG(".disable-clip-masks", wr::DebugFlags_DISABLE_CLIP_MASKS)
GFX_WEBRENDER_DEBUG(".disable-text-prims", wr::DebugFlags_DISABLE_TEXT_PRIMS)
GFX_WEBRENDER_DEBUG(".disable-gradient-prims",
wr::DebugFlags_DISABLE_GRADIENT_PRIMS)
#undef GFX_WEBRENDER_DEBUG
gfx::gfxVars::SetWebRenderDebugFlags(flags.bits);
}
#if defined(USE_SKIA)
static uint32_t GetSkiaGlyphCacheSize() {
// Only increase font cache size on non-android to save memory.
# if !defined(MOZ_WIDGET_ANDROID)
// 10mb as the default pref cache size on desktop due to talos perf tweaking.
// Chromium uses 20mb and skia default uses 2mb.
// We don't need to change the font cache count since we usually
// cache thrash due to asian character sets in talos.
// Only increase memory on the content process
uint32_t cacheSize =
StaticPrefs::gfx_content_skia_font_cache_size() * 1024 * 1024;
if (mozilla::BrowserTabsRemoteAutostart()) {
return XRE_IsContentProcess() ? cacheSize : kDefaultGlyphCacheSize;
}
return cacheSize;
# else
return kDefaultGlyphCacheSize;
# endif // MOZ_WIDGET_ANDROID
}
#endif
class WebRenderMemoryReporter final : public nsIMemoryReporter {
public:
NS_DECL_ISUPPORTS
NS_DECL_NSIMEMORYREPORTER
private:
~WebRenderMemoryReporter() = default;
};
// Memory reporter for WebRender.
//
// The reporting within WebRender is manual and incomplete. We could do a much
// more thorough job by depending on the malloc_size_of crate, but integrating
// that into WebRender is tricky [1].
//
// So the idea is to start with manual reporting for the large allocations
// detected by DMD, and see how much that can cover in practice (which may
// require a few rounds of iteration). If that approach turns out to be
// fundamentally insufficient, we can either duplicate more of the
// malloc_size_of functionality in WebRender, or deal with the complexity of a
// gecko-only crate dependency.
//
// [1] See https://bugzilla.mozilla.org/show_bug.cgi?id=1480293#c1
struct WebRenderMemoryReporterHelper {
WebRenderMemoryReporterHelper(nsIHandleReportCallback* aCallback,
nsISupports* aData)
: mCallback(aCallback), mData(aData) {}
nsCOMPtr<nsIHandleReportCallback> mCallback;
nsCOMPtr<nsISupports> mData;
void Report(size_t aBytes, const char* aName) const {
nsPrintfCString path("explicit/gfx/webrender/%s", aName);
nsCString desc(NS_LITERAL_CSTRING("CPU heap memory used by WebRender"));
ReportInternal(aBytes, path, desc, nsIMemoryReporter::KIND_HEAP);
}
void ReportTexture(size_t aBytes, const char* aName) const {
nsPrintfCString path("gfx/webrender/textures/%s", aName);
nsCString desc(NS_LITERAL_CSTRING("GPU texture memory used by WebRender"));
ReportInternal(aBytes, path, desc, nsIMemoryReporter::KIND_OTHER);
}
void ReportTotalGPUBytes(size_t aBytes) const {
nsCString path(NS_LITERAL_CSTRING("gfx/webrender/total-gpu-bytes"));
nsCString desc(NS_LITERAL_CSTRING(
"Total GPU bytes used by WebRender (should match textures/ sum)"));
ReportInternal(aBytes, path, desc, nsIMemoryReporter::KIND_OTHER);
}
void ReportInternal(size_t aBytes, nsACString& aPath, nsACString& aDesc,
int32_t aKind) const {
// Generally, memory reporters pass the empty string as the process name to
// indicate "current process". However, if we're using a GPU process, the
// measurements will actually take place in that process, and it's easier to
// just note that here rather than trying to invoke the memory reporter in
// the GPU process.
nsAutoCString processName;
if (gfxConfig::IsEnabled(Feature::GPU_PROCESS)) {
GPUParent::GetGPUProcessName(processName);
}
mCallback->Callback(processName, aPath, aKind,
nsIMemoryReporter::UNITS_BYTES, aBytes, aDesc, mData);
}
};
static void FinishAsyncMemoryReport() {
nsCOMPtr<nsIMemoryReporterManager> imgr =
do_GetService("@mozilla.org/memory-reporter-manager;1");
if (imgr) {
imgr->EndReport();
}
}
// clang-format off
// (For some reason, clang-format gets the second macro right, but totally mangles the first).
#define REPORT_INTERNER(id) \
helper.Report(aReport.interning.interners.id, \
"interning/" #id "/interners");
// clang-format on
#define REPORT_DATA_STORE(id) \
helper.Report(aReport.interning.data_stores.id, \
"interning/" #id "/data-stores");
NS_IMPL_ISUPPORTS(WebRenderMemoryReporter, nsIMemoryReporter)
NS_IMETHODIMP
WebRenderMemoryReporter::CollectReports(nsIHandleReportCallback* aHandleReport,
nsISupports* aData, bool aAnonymize) {
MOZ_ASSERT(XRE_IsParentProcess());
MOZ_ASSERT(NS_IsMainThread());
layers::CompositorManagerChild* manager =
CompositorManagerChild::GetInstance();
if (!manager) {
FinishAsyncMemoryReport();
return NS_OK;
}
WebRenderMemoryReporterHelper helper(aHandleReport, aData);
manager->SendReportMemory(
[=](wr::MemoryReport aReport) {
// CPU Memory.
helper.Report(aReport.clip_stores, "clip-stores");
helper.Report(aReport.gpu_cache_metadata, "gpu-cache/metadata");
helper.Report(aReport.gpu_cache_cpu_mirror, "gpu-cache/cpu-mirror");
helper.Report(aReport.render_tasks, "render-tasks");
helper.Report(aReport.hit_testers, "hit-testers");
helper.Report(aReport.fonts, "resource-cache/fonts");
helper.Report(aReport.images, "resource-cache/images");
helper.Report(aReport.rasterized_blobs,
"resource-cache/rasterized-blobs");
helper.Report(aReport.shader_cache, "shader-cache");
WEBRENDER_FOR_EACH_INTERNER(REPORT_INTERNER);
WEBRENDER_FOR_EACH_INTERNER(REPORT_DATA_STORE);
// GPU Memory.
helper.ReportTexture(aReport.gpu_cache_textures, "gpu-cache");
helper.ReportTexture(aReport.vertex_data_textures, "vertex-data");
helper.ReportTexture(aReport.render_target_textures, "render-targets");
helper.ReportTexture(aReport.texture_cache_textures, "texture-cache");
helper.ReportTexture(aReport.depth_target_textures, "depth-targets");
helper.ReportTexture(aReport.swap_chain, "swap-chains");
FinishAsyncMemoryReport();
},
[](mozilla::ipc::ResponseRejectReason&& aReason) {
FinishAsyncMemoryReport();
});
return NS_OK;
}
#undef REPORT_INTERNER
#undef REPORT_DATA_STORE
static const char* const WR_ROLLOUT_PREF = "gfx.webrender.all.qualified";
static const bool WR_ROLLOUT_PREF_DEFAULTVALUE = false;
static const char* const WR_ROLLOUT_DEFAULT_PREF =
"gfx.webrender.all.qualified.default";
static const bool WR_ROLLOUT_DEFAULT_PREF_DEFAULTVALUE = false;
static const char* const WR_ROLLOUT_PREF_OVERRIDE =
"gfx.webrender.all.qualified.gfxPref-default-override";
static const char* const WR_ROLLOUT_HW_QUALIFIED_OVERRIDE =
"gfx.webrender.all.qualified.hardware-override";
static const char* const PROFILE_BEFORE_CHANGE_TOPIC = "profile-before-change";
// If the "gfx.webrender.all.qualified" pref is true we want to enable
// WebRender for qualified hardware. This pref may be set by the Normandy
// Preference Rollout feature. The Normandy pref rollout code sets default
// values on rolled out prefs on every startup. Default pref values are not
// persisted; they only exist in memory for that session. Gfx starts up
// before Normandy does. So it's too early to observe the WR qualified pref
// changed by Normandy rollout on gfx startup. So we add a shutdown observer to
// save the default value on shutdown, and read the saved value on startup
// instead.
class WrRolloutPrefShutdownSaver : public nsIObserver {
public:
NS_DECL_ISUPPORTS
NS_IMETHOD Observe(nsISupports*, const char* aTopic,
const char16_t*) override {
if (strcmp(PROFILE_BEFORE_CHANGE_TOPIC, aTopic) != 0) {
// Not the observer we're looking for, move along.
return NS_OK;
}
SaveRolloutPref();
// Shouldn't receive another notification, remove the observer.
RefPtr<WrRolloutPrefShutdownSaver> kungFuDeathGrip(this);
nsCOMPtr<nsIObserverService> observerService =
mozilla::services::GetObserverService();
if (NS_WARN_IF(!observerService)) {
return NS_ERROR_FAILURE;
}
observerService->RemoveObserver(this, PROFILE_BEFORE_CHANGE_TOPIC);
return NS_OK;
}
static void AddShutdownObserver() {
MOZ_ASSERT(XRE_IsParentProcess());
nsCOMPtr<nsIObserverService> observerService =
mozilla::services::GetObserverService();
if (NS_WARN_IF(!observerService)) {
return;
}
RefPtr<WrRolloutPrefShutdownSaver> wrRolloutSaver =
new WrRolloutPrefShutdownSaver();
observerService->AddObserver(wrRolloutSaver, PROFILE_BEFORE_CHANGE_TOPIC,
false);
}
private:
virtual ~WrRolloutPrefShutdownSaver() = default;
void SaveRolloutPref() {
if (Preferences::HasUserValue(WR_ROLLOUT_PREF) ||
Preferences::GetType(WR_ROLLOUT_PREF) == nsIPrefBranch::PREF_INVALID) {
// Don't need to create a backup of default value, because either:
// 1. the user or the WR SHIELD study has set a user pref value, or
// 2. we've not had a default pref set by Normandy that needs to be saved
// for reading before Normandy has started up.
return;
}
bool defaultValue =
Preferences::GetBool(WR_ROLLOUT_PREF, false, PrefValueKind::Default);
Preferences::SetBool(WR_ROLLOUT_DEFAULT_PREF, defaultValue);
}
};
static void FrameRatePrefChanged(const char* aPref, void*) {
int32_t newRate = gfxPlatform::ForceSoftwareVsync()
? gfxPlatform::GetSoftwareVsyncRate()
: -1;
if (newRate != gLastUsedFrameRate) {
gLastUsedFrameRate = newRate;
gfxPlatform::ReInitFrameRate();
}
}
NS_IMPL_ISUPPORTS(WrRolloutPrefShutdownSaver, nsIObserver)
void gfxPlatform::Init() {
MOZ_RELEASE_ASSERT(!XRE_IsGPUProcess(), "GFX: Not allowed in GPU process.");
MOZ_RELEASE_ASSERT(!XRE_IsRDDProcess(), "GFX: Not allowed in RDD process.");
MOZ_RELEASE_ASSERT(NS_IsMainThread(), "GFX: Not in main thread.");
if (gEverInitialized) {
MOZ_CRASH("Already started???");
}
gEverInitialized = true;
gfxVars::Initialize();
gfxConfig::Init();
if (XRE_IsParentProcess() || recordreplay::IsRecordingOrReplaying()) {
GPUProcessManager::Initialize();
RDDProcessManager::Initialize();
if (Preferences::GetBool("media.wmf.skip-blacklist")) {
gfxVars::SetPDMWMFDisableD3D11Dlls(nsCString());
gfxVars::SetPDMWMFDisableD3D9Dlls(nsCString());
} else {
nsAutoCString d3d11;
Preferences::GetCString("media.wmf.disable-d3d11-for-dlls", d3d11);
gfxVars::SetPDMWMFDisableD3D11Dlls(d3d11);
nsAutoCString d3d9;
Preferences::GetCString("media.wmf.disable-d3d9-for-dlls", d3d9);
gfxVars::SetPDMWMFDisableD3D9Dlls(d3d9);
}
nsCOMPtr<nsIFile> file;
nsresult rv = NS_GetSpecialDirectory(NS_GRE_DIR, getter_AddRefs(file));
if (NS_FAILED(rv)) {
gfxVars::SetGREDirectory(nsString());
} else {
nsAutoString path;
file->GetPath(path);
gfxVars::SetGREDirectory(nsString(path));
}
}
if (XRE_IsParentProcess()) {
WrRolloutPrefShutdownSaver::AddShutdownObserver();
nsCOMPtr<nsIFile> profDir;
nsresult rv = NS_GetSpecialDirectory(NS_APP_PROFILE_DIR_STARTUP,
getter_AddRefs(profDir));
if (NS_FAILED(rv)) {
gfxVars::SetProfDirectory(nsString());
} else {
nsAutoString path;
profDir->GetPath(path);
gfxVars::SetProfDirectory(nsString(path));
}
nsAutoCString path;
Preferences::GetCString("layers.windowrecording.path", path);
gfxVars::SetLayersWindowRecordingPath(path);
}
// Drop a note in the crash report if we end up forcing an option that could
// destabilize things. New items should be appended at the end (of an
// existing or in a new section), so that we don't have to know the version to
// interpret these cryptic strings.
{
nsAutoCString forcedPrefs;
// D2D prefs
forcedPrefs.AppendPrintf("FP(D%d%d", StaticPrefs::gfx_direct2d_disabled(),
StaticPrefs::gfx_direct2d_force_enabled());
// Layers prefs
forcedPrefs.AppendPrintf(
"-L%d%d%d%d", StaticPrefs::layers_amd_switchable_gfx_enabled(),
StaticPrefs::layers_acceleration_disabled_do_not_use_directly(),
StaticPrefs::layers_acceleration_force_enabled_do_not_use_directly(),
StaticPrefs::layers_d3d11_force_warp());
// WebGL prefs
forcedPrefs.AppendPrintf(
"-W%d%d%d%d%d%d%d%d", StaticPrefs::webgl_angle_force_d3d11(),
StaticPrefs::webgl_angle_force_warp(), StaticPrefs::webgl_disabled(),
StaticPrefs::webgl_disable_angle(), StaticPrefs::webgl_dxgl_enabled(),
StaticPrefs::webgl_force_enabled(),
StaticPrefs::webgl_force_layers_readback(),
StaticPrefs::webgl_msaa_force());
// Prefs that don't fit into any of the other sections
forcedPrefs.AppendPrintf("-T%d%d%d) ",
StaticPrefs::gfx_android_rgb16_force(),
0, // SkiaGL canvas no longer supported
StaticPrefs::layers_force_shmem_tiles());
ScopedGfxFeatureReporter::AppNote(forcedPrefs);
}
InitMoz2DLogging();
gGfxPlatformPrefsLock = new Mutex("gfxPlatform::gGfxPlatformPrefsLock");
/* Initialize the GfxInfo service.
* Note: we can't call functions on GfxInfo that depend
* on gPlatform until after it has been initialized
* below. GfxInfo initialization annotates our
* crash reports so we want to do it before
* we try to load any drivers and do device detection
* incase that code crashes. See bug #591561. */
nsCOMPtr<nsIGfxInfo> gfxInfo;
/* this currently will only succeed on Windows */
gfxInfo = services::GetGfxInfo();
if (XRE_IsParentProcess()) {
// Some gfxVars must be initialized prior gPlatform for coherent results.
gfxVars::SetDXInterop2Blocked(IsDXInterop2Blocked());
gfxVars::SetDXNV12Blocked(IsDXNV12Blocked());
gfxVars::SetDXP010Blocked(IsDXP010Blocked());
gfxVars::SetDXP016Blocked(IsDXP016Blocked());
}
#if defined(XP_WIN)
gPlatform = new gfxWindowsPlatform;
#elif defined(XP_MACOSX)
gPlatform = new gfxPlatformMac;
#elif defined(MOZ_WIDGET_GTK)
gPlatform = new gfxPlatformGtk;
#elif defined(ANDROID)
gPlatform = new gfxAndroidPlatform;
#else
# error "No gfxPlatform implementation available"
#endif
gPlatform->PopulateScreenInfo();
gPlatform->InitAcceleration();
gPlatform->InitWebRenderConfig();
// When using WebRender, we defer initialization of the D3D11 devices until
// the (rare) cases where they're used. Note that the GPU process where
// WebRender runs doesn't initialize gfxPlatform and performs explicit
// initialization of the bits it needs.
if (!UseWebRender()) {
gPlatform->EnsureDevicesInitialized();
}
gPlatform->InitOMTPConfig();
if (gfxConfig::IsEnabled(Feature::GPU_PROCESS)) {
GPUProcessManager* gpu = GPUProcessManager::Get();
gpu->LaunchGPUProcess();
}
gLastUsedFrameRate = ForceSoftwareVsync() ? GetSoftwareVsyncRate() : -1;
Preferences::RegisterCallback(
FrameRatePrefChanged,
nsDependentCString(StaticPrefs::GetPrefName_layout_frame_rate()));
// Set up the vsync source for the parent process.
ReInitFrameRate();
#ifdef USE_SKIA
SkGraphics::Init();
# ifdef MOZ_ENABLE_FREETYPE
SkInitCairoFT(gPlatform->FontHintingEnabled());
# endif