зеркало из https://github.com/mozilla/gecko-dev.git
3773 строки
129 KiB
C++
3773 строки
129 KiB
C++
/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/FontPropertyTypes.h"
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#include "mozilla/RDDProcessManager.h"
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#include "mozilla/image/ImageMemoryReporter.h"
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#include "mozilla/layers/CompositorManagerChild.h"
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#include "mozilla/layers/CompositorThread.h"
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#include "mozilla/layers/ImageBridgeChild.h"
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#include "mozilla/layers/ISurfaceAllocator.h" // for GfxMemoryImageReporter
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#include "mozilla/layers/CompositorBridgeChild.h"
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#include "mozilla/layers/TiledContentClient.h"
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#include "mozilla/webrender/RenderThread.h"
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#include "mozilla/webrender/WebRenderAPI.h"
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#include "mozilla/webrender/webrender_ffi.h"
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#include "mozilla/layers/PaintThread.h"
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#include "mozilla/gfx/gfxVars.h"
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#include "mozilla/gfx/GPUProcessManager.h"
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#include "mozilla/gfx/GraphicsMessages.h"
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#include "mozilla/ClearOnShutdown.h"
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#include "mozilla/StaticPrefs_accessibility.h"
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#include "mozilla/StaticPrefs_apz.h"
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#include "mozilla/StaticPrefs_gfx.h"
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#include "mozilla/StaticPrefs_layout.h"
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#include "mozilla/StaticPrefs_layers.h"
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#include "mozilla/StaticPrefs_media.h"
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#include "mozilla/StaticPrefs_webgl.h"
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#include "mozilla/Telemetry.h"
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#include "mozilla/TimeStamp.h"
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#include "mozilla/Unused.h"
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#include "mozilla/IntegerPrintfMacros.h"
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#include "mozilla/Base64.h"
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#include "mozilla/Logging.h"
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#include "mozilla/Services.h"
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#include "nsAppDirectoryServiceDefs.h"
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#include "gfxCrashReporterUtils.h"
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#include "gfxPlatform.h"
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#include "gfxEnv.h"
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#include "gfxTextRun.h"
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#include "gfxUserFontSet.h"
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#include "gfxConfig.h"
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#include "GfxDriverInfo.h"
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#include "VRProcessManager.h"
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#include "VRThread.h"
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#include "mozilla/SSE.h"
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#include "mozilla/arm.h"
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#ifdef XP_WIN
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# include <process.h>
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# define getpid _getpid
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#else
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# include <unistd.h>
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#endif
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#include "nsXULAppAPI.h"
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#include "nsDirectoryServiceUtils.h"
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#include "nsDirectoryServiceDefs.h"
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#if defined(XP_WIN)
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# include "gfxWindowsPlatform.h"
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# include "DisplayConfigWindows.h"
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#elif defined(XP_MACOSX)
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# include "gfxPlatformMac.h"
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# include "gfxQuartzSurface.h"
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# include "nsCocoaFeatures.h"
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#elif defined(MOZ_WIDGET_GTK)
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# include "gfxPlatformGtk.h"
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#elif defined(ANDROID)
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# include "gfxAndroidPlatform.h"
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#endif
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#if defined(MOZ_WIDGET_ANDROID)
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# include "mozilla/jni/Utils.h" // for IsFennec
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#endif
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#ifdef XP_WIN
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# include "mozilla/WindowsVersion.h"
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# include "mozilla/gfx/DeviceManagerDx.h"
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#endif
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#ifdef MOZ_WAYLAND
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# include "mozilla/widget/nsWaylandDisplay.h"
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#endif
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#include "nsGkAtoms.h"
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#include "gfxPlatformFontList.h"
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#include "gfxContext.h"
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#include "gfxImageSurface.h"
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#include "nsUnicodeProperties.h"
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#include "harfbuzz/hb.h"
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#include "gfxGraphiteShaper.h"
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#include "gfx2DGlue.h"
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#include "gfxGradientCache.h"
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#include "gfxUtils.h" // for NextPowerOfTwo
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#include "gfxFontMissingGlyphs.h"
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#include "nsExceptionHandler.h"
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#include "nsServiceManagerUtils.h"
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#include "nsTArray.h"
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#include "nsIObserverService.h"
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#include "nsIScreenManager.h"
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#include "MainThreadUtils.h"
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#include "nsWeakReference.h"
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#include "cairo.h"
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#include "qcms.h"
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#include "imgITools.h"
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#include "plstr.h"
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#include "nsCRT.h"
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#include "GLContext.h"
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#include "GLContextProvider.h"
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#include "mozilla/gfx/Logging.h"
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#ifdef USE_SKIA
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# ifdef __GNUC__
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# pragma GCC diagnostic push
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# pragma GCC diagnostic ignored "-Wshadow"
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# endif
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# include "skia/include/core/SkGraphics.h"
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# ifdef MOZ_ENABLE_FREETYPE
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# include "skia/include/ports/SkTypeface_cairo.h"
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# endif
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# include "mozilla/gfx/SkMemoryReporter.h"
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# ifdef __GNUC__
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# pragma GCC diagnostic pop // -Wshadow
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# endif
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static const uint32_t kDefaultGlyphCacheSize = -1;
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#endif
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#include "mozilla/Preferences.h"
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#include "mozilla/Assertions.h"
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#include "mozilla/Atomics.h"
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#include "mozilla/Attributes.h"
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#include "mozilla/Mutex.h"
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#include "nsAlgorithm.h"
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#include "nsIGfxInfo.h"
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#include "nsIXULRuntime.h"
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#include "VsyncSource.h"
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#include "SoftwareVsyncSource.h"
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#include "nscore.h" // for NS_FREE_PERMANENT_DATA
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#include "mozilla/dom/ContentChild.h"
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#include "mozilla/dom/TouchEvent.h"
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#include "gfxVR.h"
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#include "VRManagerChild.h"
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#include "mozilla/gfx/GPUParent.h"
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#include "mozilla/layers/MemoryReportingMLGPU.h"
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#include "prsystem.h"
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using namespace mozilla;
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using namespace mozilla::layers;
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using namespace mozilla::gl;
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using namespace mozilla::gfx;
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gfxPlatform* gPlatform = nullptr;
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static bool gEverInitialized = false;
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static int32_t gLastUsedFrameRate = -1;
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const ContentDeviceData* gContentDeviceInitData = nullptr;
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static Mutex* gGfxPlatformPrefsLock = nullptr;
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// These two may point to the same profile
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static qcms_profile* gCMSOutputProfile = nullptr;
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static qcms_profile* gCMSsRGBProfile = nullptr;
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static bool gCMSRGBTransformFailed = false;
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static qcms_transform* gCMSRGBTransform = nullptr;
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static qcms_transform* gCMSInverseRGBTransform = nullptr;
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static qcms_transform* gCMSRGBATransform = nullptr;
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static qcms_transform* gCMSBGRATransform = nullptr;
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static bool gCMSInitialized = false;
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static eCMSMode gCMSMode = eCMSMode_Off;
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static void ShutdownCMS();
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#include "mozilla/gfx/2D.h"
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#include "mozilla/gfx/SourceSurfaceCairo.h"
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/* Class to listen for pref changes so that chrome code can dynamically
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force sRGB as an output profile. See Bug #452125. */
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class SRGBOverrideObserver final : public nsIObserver,
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public nsSupportsWeakReference {
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~SRGBOverrideObserver() = default;
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public:
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NS_DECL_ISUPPORTS
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NS_DECL_NSIOBSERVER
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};
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/// This override of the LogForwarder, initially used for the critical graphics
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/// errors, is sending the log to the crash annotations as well, but only
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/// if the capacity set with the method below is >= 2. We always retain the
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/// very first critical message, and the latest capacity-1 messages are
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/// rotated through. Note that we don't expect the total number of times
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/// this gets called to be large - it is meant for critical errors only.
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class CrashStatsLogForwarder : public mozilla::gfx::LogForwarder {
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public:
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explicit CrashStatsLogForwarder(CrashReporter::Annotation aKey);
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void Log(const std::string& aString) override;
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void CrashAction(LogReason aReason) override;
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bool UpdateStringsVector(const std::string& aString) override;
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LoggingRecord LoggingRecordCopy() override;
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void SetCircularBufferSize(uint32_t aCapacity);
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private:
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// Helper for the Log()
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void UpdateCrashReport();
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private:
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LoggingRecord mBuffer;
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CrashReporter::Annotation mCrashCriticalKey;
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uint32_t mMaxCapacity;
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int32_t mIndex;
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Mutex mMutex;
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};
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CrashStatsLogForwarder::CrashStatsLogForwarder(CrashReporter::Annotation aKey)
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: mBuffer(),
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mCrashCriticalKey(aKey),
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mMaxCapacity(0),
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mIndex(-1),
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mMutex("CrashStatsLogForwarder") {}
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void CrashStatsLogForwarder::SetCircularBufferSize(uint32_t aCapacity) {
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MutexAutoLock lock(mMutex);
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mMaxCapacity = aCapacity;
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mBuffer.reserve(static_cast<size_t>(aCapacity));
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}
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LoggingRecord CrashStatsLogForwarder::LoggingRecordCopy() {
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MutexAutoLock lock(mMutex);
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return mBuffer;
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}
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bool CrashStatsLogForwarder::UpdateStringsVector(const std::string& aString) {
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// We want at least the first one and the last one. Otherwise, no point.
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if (mMaxCapacity < 2) {
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return false;
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}
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mIndex += 1;
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MOZ_ASSERT(mIndex >= 0);
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// index will count 0, 1, 2, ..., max-1, 1, 2, ..., max-1, 1, 2, ...
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int32_t index = mIndex ? (mIndex - 1) % (mMaxCapacity - 1) + 1 : 0;
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MOZ_ASSERT(index >= 0 && index < (int32_t)mMaxCapacity);
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MOZ_ASSERT(index <= mIndex && index <= (int32_t)mBuffer.size());
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double tStamp = (TimeStamp::NowLoRes() - TimeStamp::ProcessCreation())
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.ToSecondsSigDigits();
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// Checking for index >= mBuffer.size(), rather than index == mBuffer.size()
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// just out of paranoia, but we know index <= mBuffer.size().
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LoggingRecordEntry newEntry(mIndex, aString, tStamp);
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if (index >= static_cast<int32_t>(mBuffer.size())) {
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mBuffer.push_back(newEntry);
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} else {
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mBuffer[index] = newEntry;
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}
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return true;
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}
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void CrashStatsLogForwarder::UpdateCrashReport() {
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std::stringstream message;
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std::string logAnnotation;
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switch (XRE_GetProcessType()) {
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case GeckoProcessType_Default:
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logAnnotation = "|[";
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break;
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case GeckoProcessType_Content:
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logAnnotation = "|[C";
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break;
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case GeckoProcessType_GPU:
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logAnnotation = "|[G";
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break;
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default:
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logAnnotation = "|[X";
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break;
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}
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for (auto& it : mBuffer) {
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message << logAnnotation << Get<0>(it) << "]" << Get<1>(it)
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<< " (t=" << Get<2>(it) << ") ";
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}
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nsCString reportString(message.str().c_str());
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nsresult annotated =
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CrashReporter::AnnotateCrashReport(mCrashCriticalKey, reportString);
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if (annotated != NS_OK) {
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printf("Crash Annotation %s: %s",
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CrashReporter::AnnotationToString(mCrashCriticalKey),
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message.str().c_str());
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}
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}
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class LogForwarderEvent : public Runnable {
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virtual ~LogForwarderEvent() = default;
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public:
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NS_INLINE_DECL_REFCOUNTING_INHERITED(LogForwarderEvent, Runnable)
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explicit LogForwarderEvent(const nsCString& aMessage)
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: mozilla::Runnable("LogForwarderEvent"), mMessage(aMessage) {}
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NS_IMETHOD Run() override {
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MOZ_ASSERT(NS_IsMainThread() &&
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(XRE_IsContentProcess() || XRE_IsGPUProcess()));
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if (XRE_IsContentProcess()) {
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dom::ContentChild* cc = dom::ContentChild::GetSingleton();
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Unused << cc->SendGraphicsError(mMessage);
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} else if (XRE_IsGPUProcess()) {
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GPUParent* gp = GPUParent::GetSingleton();
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Unused << gp->SendGraphicsError(mMessage);
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}
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return NS_OK;
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}
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protected:
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nsCString mMessage;
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};
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void CrashStatsLogForwarder::Log(const std::string& aString) {
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MutexAutoLock lock(mMutex);
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if (UpdateStringsVector(aString)) {
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UpdateCrashReport();
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}
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// Add it to the parent strings
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if (!XRE_IsParentProcess()) {
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nsCString stringToSend(aString.c_str());
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if (NS_IsMainThread()) {
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if (XRE_IsContentProcess()) {
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dom::ContentChild* cc = dom::ContentChild::GetSingleton();
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Unused << cc->SendGraphicsError(stringToSend);
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} else if (XRE_IsGPUProcess()) {
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GPUParent* gp = GPUParent::GetSingleton();
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Unused << gp->SendGraphicsError(stringToSend);
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}
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} else {
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nsCOMPtr<nsIRunnable> r1 = new LogForwarderEvent(stringToSend);
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NS_DispatchToMainThread(r1);
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}
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}
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}
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class CrashTelemetryEvent : public Runnable {
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virtual ~CrashTelemetryEvent() = default;
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public:
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NS_INLINE_DECL_REFCOUNTING_INHERITED(CrashTelemetryEvent, Runnable)
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explicit CrashTelemetryEvent(uint32_t aReason)
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: mozilla::Runnable("CrashTelemetryEvent"), mReason(aReason) {}
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NS_IMETHOD Run() override {
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MOZ_ASSERT(NS_IsMainThread());
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Telemetry::Accumulate(Telemetry::GFX_CRASH, mReason);
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return NS_OK;
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}
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protected:
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uint32_t mReason;
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};
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void CrashStatsLogForwarder::CrashAction(LogReason aReason) {
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#ifndef RELEASE_OR_BETA
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// Non-release builds crash by default, but will use telemetry
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// if this environment variable is present.
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static bool useTelemetry = gfxEnv::GfxDevCrashTelemetry();
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#else
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// Release builds use telemetry by default, but will crash instead
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// if this environment variable is present.
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static bool useTelemetry = !gfxEnv::GfxDevCrashMozCrash();
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#endif
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if (useTelemetry) {
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// The callers need to assure that aReason is in the range
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// that the telemetry call below supports.
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if (NS_IsMainThread()) {
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Telemetry::Accumulate(Telemetry::GFX_CRASH, (uint32_t)aReason);
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} else {
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nsCOMPtr<nsIRunnable> r1 = new CrashTelemetryEvent((uint32_t)aReason);
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NS_DispatchToMainThread(r1);
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}
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} else {
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// ignoring aReason, we can get the information we need from the stack
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MOZ_CRASH("GFX_CRASH");
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}
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}
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NS_IMPL_ISUPPORTS(SRGBOverrideObserver, nsIObserver, nsISupportsWeakReference)
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#define GFX_DOWNLOADABLE_FONTS_ENABLED "gfx.downloadable_fonts.enabled"
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#define GFX_PREF_FALLBACK_USE_CMAPS \
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"gfx.font_rendering.fallback.always_use_cmaps"
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#define GFX_PREF_OPENTYPE_SVG "gfx.font_rendering.opentype_svg.enabled"
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#define GFX_PREF_WORD_CACHE_CHARLIMIT "gfx.font_rendering.wordcache.charlimit"
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#define GFX_PREF_WORD_CACHE_MAXENTRIES "gfx.font_rendering.wordcache.maxentries"
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#define GFX_PREF_GRAPHITE_SHAPING "gfx.font_rendering.graphite.enabled"
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#if defined(XP_MACOSX)
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# define GFX_PREF_CORETEXT_SHAPING "gfx.font_rendering.coretext.enabled"
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#endif
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#define BIDI_NUMERAL_PREF "bidi.numeral"
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#define GFX_PREF_CMS_FORCE_SRGB "gfx.color_management.force_srgb"
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#define FONT_VARIATIONS_PREF "layout.css.font-variations.enabled"
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NS_IMETHODIMP
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SRGBOverrideObserver::Observe(nsISupports* aSubject, const char* aTopic,
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const char16_t* someData) {
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NS_ASSERTION(NS_strcmp(someData, (u"" GFX_PREF_CMS_FORCE_SRGB)) == 0,
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"Restarting CMS on wrong pref!");
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ShutdownCMS();
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// Update current cms profile.
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gfxPlatform::CreateCMSOutputProfile();
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// FIXME(aosmond): This is also racy for the transforms but the pref is only
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// used for dev purposes. It can be made a static pref in a followup once the
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// dependency on it is removed from the gtest suite (see bug 1620600).
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gfxPlatform::GetCMSRGBTransform();
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gfxPlatform::GetCMSRGBATransform();
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gfxPlatform::GetCMSBGRATransform();
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return NS_OK;
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}
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static const char* kObservedPrefs[] = {"gfx.downloadable_fonts.",
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"gfx.font_rendering.", BIDI_NUMERAL_PREF,
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nullptr};
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static void FontPrefChanged(const char* aPref, void* aData) {
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MOZ_ASSERT(aPref);
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NS_ASSERTION(gfxPlatform::GetPlatform(), "the singleton instance has gone");
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gfxPlatform::GetPlatform()->FontsPrefsChanged(aPref);
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}
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void gfxPlatform::OnMemoryPressure(layers::MemoryPressureReason aWhy) {
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Factory::PurgeAllCaches();
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gfxGradientCache::PurgeAllCaches();
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gfxFontMissingGlyphs::Purge();
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PurgeSkiaFontCache();
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if (XRE_IsParentProcess()) {
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layers::CompositorManagerChild* manager =
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CompositorManagerChild::GetInstance();
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if (manager) {
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manager->SendNotifyMemoryPressure();
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}
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}
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}
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gfxPlatform::gfxPlatform()
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: mHasVariationFontSupport(false),
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mAzureCanvasBackendCollector(this, &gfxPlatform::GetAzureBackendInfo),
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mApzSupportCollector(this, &gfxPlatform::GetApzSupportInfo),
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mTilesInfoCollector(this, &gfxPlatform::GetTilesSupportInfo),
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mFrameStatsCollector(this, &gfxPlatform::GetFrameStats),
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mCMSInfoCollector(this, &gfxPlatform::GetCMSSupportInfo),
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mDisplayInfoCollector(this, &gfxPlatform::GetDisplayInfo),
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mCompositorBackend(layers::LayersBackend::LAYERS_NONE),
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mScreenDepth(0),
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mScreenPixels(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(".smart-profiler", wr::DebugFlags::SMART_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(".tile-cache-logging",
|
|
wr::DebugFlags::TILE_CACHE_LOGGING_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)
|
|
GFX_WEBRENDER_DEBUG(".obscure-images", wr::DebugFlags::OBSCURE_IMAGES)
|
|
GFX_WEBRENDER_DEBUG(".glyph-flashing", wr::DebugFlags::GLYPH_FLASHING)
|
|
GFX_WEBRENDER_DEBUG(".disable-raster-root-scaling",
|
|
wr::DebugFlags::DISABLE_RASTER_ROOT_SCALING)
|
|
#undef GFX_WEBRENDER_DEBUG
|
|
|
|
gfx::gfxVars::SetWebRenderDebugFlags(flags.bits);
|
|
}
|
|
|
|
static void WebRenderQualityPrefChangeCallback(const char* aPref, void*) {
|
|
gfxPlatform::GetPlatform()->UpdateAllowSacrificingSubpixelAA();
|
|
}
|
|
|
|
static void WebRenderMultithreadingPrefChangeCallback(const char* aPrefName,
|
|
void*) {
|
|
bool enable = Preferences::GetBool(
|
|
StaticPrefs::GetPrefName_gfx_webrender_enable_multithreading(), true);
|
|
|
|
gfx::gfxVars::SetUseWebRenderMultithreading(enable);
|
|
}
|
|
|
|
static void WebRenderBatchingPrefChangeCallback(const char* aPrefName, void*) {
|
|
uint32_t count = Preferences::GetUint(
|
|
StaticPrefs::GetPrefName_gfx_webrender_batching_lookback(), 10);
|
|
|
|
gfx::gfxVars::SetWebRenderBatchingLookback(count);
|
|
}
|
|
|
|
#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_AtStartup() * 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");
|
|
helper.Report(aReport.display_list, "display-list");
|
|
|
|
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 = true;
|
|
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()) {
|
|
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_AtStartup(),
|
|
StaticPrefs::gfx_direct2d_force_enabled_AtStartup());
|
|
// Layers prefs
|
|
forcedPrefs.AppendPrintf(
|
|
"-L%d%d%d%d",
|
|
StaticPrefs::layers_amd_switchable_gfx_enabled_AtStartup(),
|
|
StaticPrefs::layers_acceleration_disabled_AtStartup_DoNotUseDirectly(),
|
|
StaticPrefs::
|
|
layers_acceleration_force_enabled_AtStartup_DoNotUseDirectly(),
|
|
StaticPrefs::layers_d3d11_force_warp_AtStartup());
|
|
// 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_AtStartup(),
|
|
0, // SkiaGL canvas no longer supported
|
|
StaticPrefs::layers_force_shmem_tiles_AtStartup());
|
|
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();
|
|
|
|
gPlatform->InitWebGPUConfig();
|
|
|
|
// 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()
|
|
#if defined(XP_WIN) && defined(NIGHTLY_BUILD)
|
|
|| (UseWebRender() && XRE_IsParentProcess() &&
|
|
!gfxConfig::IsEnabled(Feature::GPU_PROCESS) &&
|
|
StaticPrefs::
|
|
gfx_webrender_enabled_no_gpu_process_with_angle_win_AtStartup())
|
|
#endif
|
|
) {
|
|
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
|
|
#endif
|
|
|
|
InitLayersIPC();
|
|
|
|
gPlatform->ComputeTileSize();
|
|
|
|
gPlatform->mHasVariationFontSupport = gPlatform->CheckVariationFontSupport();
|
|
|
|
nsresult rv;
|
|
rv = gfxPlatformFontList::Init();
|
|
if (NS_FAILED(rv)) {
|
|
MOZ_CRASH("Could not initialize gfxPlatformFontList");
|
|
}
|
|
|
|
gPlatform->mScreenReferenceSurface = gPlatform->CreateOffscreenSurface(
|
|
IntSize(1, 1), SurfaceFormat::A8R8G8B8_UINT32);
|
|
if (!gPlatform->mScreenReferenceSurface) {
|
|
MOZ_CRASH("Could not initialize mScreenReferenceSurface");
|
|
}
|
|
|
|
gPlatform->mScreenReferenceDrawTarget =
|
|
gPlatform->CreateOffscreenContentDrawTarget(IntSize(1, 1),
|
|
SurfaceFormat::B8G8R8A8);
|
|
if (!gPlatform->mScreenReferenceDrawTarget ||
|
|
!gPlatform->mScreenReferenceDrawTarget->IsValid()) {
|
|
// If TDR is detected, create a draw target with software backend
|
|
// and it should be replaced later when the process gets the device
|
|
// reset notification.
|
|
if (!gPlatform->DidRenderingDeviceReset()) {
|
|
gfxCriticalError() << "Could not initialize mScreenReferenceDrawTarget";
|
|
}
|
|
}
|
|
|
|
rv = gfxFontCache::Init();
|
|
if (NS_FAILED(rv)) {
|
|
MOZ_CRASH("Could not initialize gfxFontCache");
|
|
}
|
|
|
|
/* Create and register our CMS Override observer. */
|
|
gPlatform->mSRGBOverrideObserver = new SRGBOverrideObserver();
|
|
Preferences::AddWeakObserver(gPlatform->mSRGBOverrideObserver,
|
|
GFX_PREF_CMS_FORCE_SRGB);
|
|
|
|
Preferences::RegisterPrefixCallbacks(FontPrefChanged, kObservedPrefs);
|
|
|
|
GLContext::PlatformStartup();
|
|
|
|
Preferences::RegisterCallbackAndCall(RecordingPrefChanged,
|
|
"gfx.2d.recording");
|
|
|
|
CreateCMSOutputProfile();
|
|
|
|
// Create the sRGB to output display profile transforms. They can be accessed
|
|
// off the main thread so we want to avoid a race condition.
|
|
GetCMSRGBTransform();
|
|
GetCMSRGBATransform();
|
|
GetCMSBGRATransform();
|
|
|
|
// Listen to memory pressure event so we can purge DrawTarget caches
|
|
gPlatform->mMemoryPressureObserver =
|
|
layers::MemoryPressureObserver::Create(gPlatform);
|
|
|
|
// Request the imgITools service, implicitly initializing ImageLib.
|
|
nsCOMPtr<imgITools> imgTools = do_GetService("@mozilla.org/image/tools;1");
|
|
if (!imgTools) {
|
|
MOZ_CRASH("Could not initialize ImageLib");
|
|
}
|
|
|
|
RegisterStrongMemoryReporter(new GfxMemoryImageReporter());
|
|
if (XRE_IsParentProcess() && UseWebRender()) {
|
|
RegisterStrongAsyncMemoryReporter(new WebRenderMemoryReporter());
|
|
}
|
|
|
|
#ifdef USE_SKIA
|
|
RegisterStrongMemoryReporter(new SkMemoryReporter());
|
|
#endif
|
|
mlg::InitializeMemoryReporters();
|
|
|
|
#ifdef USE_SKIA
|
|
uint32_t skiaCacheSize = GetSkiaGlyphCacheSize();
|
|
if (skiaCacheSize != kDefaultGlyphCacheSize) {
|
|
SkGraphics::SetFontCacheLimit(skiaCacheSize);
|
|
}
|
|
#endif
|
|
|
|
InitNullMetadata();
|
|
InitOpenGLConfig();
|
|
|
|
if (XRE_IsParentProcess()) {
|
|
Preferences::Unlock(FONT_VARIATIONS_PREF);
|
|
if (!gPlatform->HasVariationFontSupport()) {
|
|
// Ensure variation fonts are disabled and the pref is locked.
|
|
Preferences::SetBool(FONT_VARIATIONS_PREF, false, PrefValueKind::Default);
|
|
Preferences::SetBool(FONT_VARIATIONS_PREF, false);
|
|
Preferences::Lock(FONT_VARIATIONS_PREF);
|
|
}
|
|
}
|
|
|
|
if (XRE_IsParentProcess()) {
|
|
ReportTelemetry();
|
|
}
|
|
|
|
nsCOMPtr<nsIObserverService> obs = services::GetObserverService();
|
|
if (obs) {
|
|
obs->NotifyObservers(nullptr, "gfx-features-ready", nullptr);
|
|
}
|
|
}
|
|
|
|
void gfxPlatform::ReportTelemetry() {
|
|
MOZ_RELEASE_ASSERT(XRE_IsParentProcess(),
|
|
"GFX: Only allowed to be called from parent process.");
|
|
|
|
nsCOMPtr<nsIGfxInfo> gfxInfo = services::GetGfxInfo();
|
|
nsTArray<uint32_t> displayWidths;
|
|
nsTArray<uint32_t> displayHeights;
|
|
gfxInfo->GetDisplayWidth(displayWidths);
|
|
gfxInfo->GetDisplayHeight(displayHeights);
|
|
|
|
uint32_t displayCount = displayWidths.Length();
|
|
uint32_t displayWidth = displayWidths.Length() > 0 ? displayWidths[0] : 0;
|
|
uint32_t displayHeight = displayHeights.Length() > 0 ? displayHeights[0] : 0;
|
|
Telemetry::ScalarSet(Telemetry::ScalarID::GFX_DISPLAY_COUNT, displayCount);
|
|
Telemetry::ScalarSet(Telemetry::ScalarID::GFX_DISPLAY_PRIMARY_HEIGHT,
|
|
displayHeight);
|
|
Telemetry::ScalarSet(Telemetry::ScalarID::GFX_DISPLAY_PRIMARY_WIDTH,
|
|
displayWidth);
|
|
|
|
nsString adapterDesc;
|
|
gfxInfo->GetAdapterDescription(adapterDesc);
|
|
Telemetry::ScalarSet(Telemetry::ScalarID::GFX_ADAPTER_DESCRIPTION,
|
|
adapterDesc);
|
|
|
|
nsString adapterVendorId;
|
|
gfxInfo->GetAdapterVendorID(adapterVendorId);
|
|
Telemetry::ScalarSet(Telemetry::ScalarID::GFX_ADAPTER_VENDOR_ID,
|
|
adapterVendorId);
|
|
|
|
nsString adapterDeviceId;
|
|
gfxInfo->GetAdapterDeviceID(adapterDeviceId);
|
|
Telemetry::ScalarSet(Telemetry::ScalarID::GFX_ADAPTER_DEVICE_ID,
|
|
adapterDeviceId);
|
|
|
|
nsString adapterSubsystemId;
|
|
gfxInfo->GetAdapterSubsysID(adapterSubsystemId);
|
|
Telemetry::ScalarSet(Telemetry::ScalarID::GFX_ADAPTER_SUBSYSTEM_ID,
|
|
adapterSubsystemId);
|
|
|
|
uint32_t adapterRam = 0;
|
|
gfxInfo->GetAdapterRAM(&adapterRam);
|
|
Telemetry::ScalarSet(Telemetry::ScalarID::GFX_ADAPTER_RAM, adapterRam);
|
|
|
|
nsString adapterDriver;
|
|
gfxInfo->GetAdapterDriver(adapterDriver);
|
|
Telemetry::ScalarSet(Telemetry::ScalarID::GFX_ADAPTER_DRIVER_FILES,
|
|
adapterDriver);
|
|
|
|
nsString adapterDriverVendor;
|
|
gfxInfo->GetAdapterDriverVendor(adapterDriverVendor);
|
|
Telemetry::ScalarSet(Telemetry::ScalarID::GFX_ADAPTER_DRIVER_VENDOR,
|
|
adapterDriverVendor);
|
|
|
|
nsString adapterDriverVersion;
|
|
gfxInfo->GetAdapterDriverVersion(adapterDriverVersion);
|
|
Telemetry::ScalarSet(Telemetry::ScalarID::GFX_ADAPTER_DRIVER_VERSION,
|
|
adapterDriverVersion);
|
|
|
|
nsString adapterDriverDate;
|
|
gfxInfo->GetAdapterDriverDate(adapterDriverDate);
|
|
Telemetry::ScalarSet(Telemetry::ScalarID::GFX_ADAPTER_DRIVER_DATE,
|
|
adapterDriverDate);
|
|
|
|
Telemetry::ScalarSet(Telemetry::ScalarID::GFX_HEADLESS, IsHeadless());
|
|
}
|
|
|
|
static bool IsFeatureSupported(long aFeature, bool aDefault) {
|
|
nsCOMPtr<nsIGfxInfo> gfxInfo = services::GetGfxInfo();
|
|
nsCString blockId;
|
|
int32_t status;
|
|
if (!NS_SUCCEEDED(gfxInfo->GetFeatureStatus(aFeature, blockId, &status))) {
|
|
return aDefault;
|
|
}
|
|
return status == nsIGfxInfo::FEATURE_STATUS_OK;
|
|
}
|
|
|
|
static void ApplyGfxInfoFeature(long aFeature, FeatureState& aFeatureState) {
|
|
nsCOMPtr<nsIGfxInfo> gfxInfo = services::GetGfxInfo();
|
|
nsCString blockId;
|
|
int32_t status;
|
|
if (!NS_SUCCEEDED(gfxInfo->GetFeatureStatus(aFeature, blockId, &status))) {
|
|
aFeatureState.Disable(FeatureStatus::BlockedNoGfxInfo, "gfxInfo is broken",
|
|
NS_LITERAL_CSTRING("FEATURE_FAILURE_NO_GFX_INFO"));
|
|
|
|
} else {
|
|
if (status != nsIGfxInfo::FEATURE_STATUS_OK) {
|
|
aFeatureState.Disable(FeatureStatus::Blacklisted,
|
|
"Blacklisted by gfxInfo", blockId);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* static*/
|
|
bool gfxPlatform::IsDXInterop2Blocked() {
|
|
return !IsFeatureSupported(nsIGfxInfo::FEATURE_DX_INTEROP2, false);
|
|
}
|
|
|
|
/* static*/
|
|
bool gfxPlatform::IsDXNV12Blocked() {
|
|
return !IsFeatureSupported(nsIGfxInfo::FEATURE_DX_NV12, false);
|
|
}
|
|
|
|
/* static*/
|
|
bool gfxPlatform::IsDXP010Blocked() {
|
|
return !IsFeatureSupported(nsIGfxInfo::FEATURE_DX_P010, false);
|
|
}
|
|
|
|
/* static*/
|
|
bool gfxPlatform::IsDXP016Blocked() {
|
|
return !IsFeatureSupported(nsIGfxInfo::FEATURE_DX_P016, false);
|
|
}
|
|
|
|
/* static */
|
|
int32_t gfxPlatform::MaxTextureSize() {
|
|
// Make sure we don't completely break rendering because of a typo in the
|
|
// pref or whatnot.
|
|
const int32_t kMinSizePref = 2048;
|
|
return std::max(
|
|
kMinSizePref,
|
|
StaticPrefs::gfx_max_texture_size_AtStartup_DoNotUseDirectly());
|
|
}
|
|
|
|
/* static */
|
|
int32_t gfxPlatform::MaxAllocSize() {
|
|
// Make sure we don't completely break rendering because of a typo in the
|
|
// pref or whatnot.
|
|
const int32_t kMinAllocPref = 10000000;
|
|
return std::max(kMinAllocPref,
|
|
StaticPrefs::gfx_max_alloc_size_AtStartup_DoNotUseDirectly());
|
|
}
|
|
|
|
/* static */
|
|
void gfxPlatform::InitMoz2DLogging() {
|
|
auto fwd = new CrashStatsLogForwarder(
|
|
CrashReporter::Annotation::GraphicsCriticalError);
|
|
fwd->SetCircularBufferSize(StaticPrefs::gfx_logging_crash_length_AtStartup());
|
|
|
|
mozilla::gfx::Config cfg;
|
|
cfg.mLogForwarder = fwd;
|
|
cfg.mMaxTextureSize = gfxPlatform::MaxTextureSize();
|
|
cfg.mMaxAllocSize = gfxPlatform::MaxAllocSize();
|
|
|
|
gfx::Factory::Init(cfg);
|
|
}
|
|
|
|
/* static */
|
|
bool gfxPlatform::IsHeadless() {
|
|
static bool initialized = false;
|
|
static bool headless = false;
|
|
if (!initialized) {
|
|
initialized = true;
|
|
headless = PR_GetEnv("MOZ_HEADLESS");
|
|
}
|
|
return headless;
|
|
}
|
|
|
|
/* static */
|
|
bool gfxPlatform::UseWebRender() { return gfx::gfxVars::UseWebRender(); }
|
|
|
|
/* static */
|
|
bool gfxPlatform::CanMigrateMacGPUs() {
|
|
int32_t pMigration = StaticPrefs::gfx_compositor_gpu_migration();
|
|
|
|
bool forceDisable = pMigration == 0;
|
|
bool forceEnable = pMigration == 2;
|
|
|
|
// Don't use migration with webrender (too buggy for nightly) - Bug 1600178
|
|
bool blocked = UseWebRender();
|
|
|
|
return forceEnable || (!forceDisable && !blocked);
|
|
}
|
|
|
|
static bool sLayersIPCIsUp = false;
|
|
|
|
/* static */
|
|
void gfxPlatform::InitNullMetadata() {
|
|
ScrollMetadata::sNullMetadata = new ScrollMetadata();
|
|
ClearOnShutdown(&ScrollMetadata::sNullMetadata);
|
|
}
|
|
|
|
void gfxPlatform::Shutdown() {
|
|
// In some cases, gPlatform may not be created but Shutdown() called,
|
|
// e.g., during xpcshell tests.
|
|
if (!gPlatform) {
|
|
return;
|
|
}
|
|
|
|
MOZ_ASSERT(!sLayersIPCIsUp);
|
|
|
|
// These may be called before the corresponding subsystems have actually
|
|
// started up. That's OK, they can handle it.
|
|
gfxFontCache::Shutdown();
|
|
gfxGradientCache::Shutdown();
|
|
gfxAlphaBoxBlur::ShutdownBlurCache();
|
|
gfxGraphiteShaper::Shutdown();
|
|
gfxPlatformFontList::Shutdown();
|
|
gfxFontMissingGlyphs::Shutdown();
|
|
ShutdownTileCache();
|
|
|
|
// Free the various non-null transforms and loaded profiles
|
|
ShutdownCMS();
|
|
|
|
/* Unregister our CMS Override callback. */
|
|
NS_ASSERTION(gPlatform->mSRGBOverrideObserver,
|
|
"mSRGBOverrideObserver has alreay gone");
|
|
Preferences::RemoveObserver(gPlatform->mSRGBOverrideObserver,
|
|
GFX_PREF_CMS_FORCE_SRGB);
|
|
gPlatform->mSRGBOverrideObserver = nullptr;
|
|
|
|
Preferences::UnregisterPrefixCallbacks(FontPrefChanged, kObservedPrefs);
|
|
|
|
NS_ASSERTION(gPlatform->mMemoryPressureObserver,
|
|
"mMemoryPressureObserver has already gone");
|
|
if (gPlatform->mMemoryPressureObserver) {
|
|
gPlatform->mMemoryPressureObserver->Unregister();
|
|
gPlatform->mMemoryPressureObserver = nullptr;
|
|
}
|
|
|
|
if (XRE_IsParentProcess()) {
|
|
gPlatform->mVsyncSource->Shutdown();
|
|
}
|
|
|
|
gPlatform->mVsyncSource = nullptr;
|
|
|
|
// Shut down the default GL context provider.
|
|
GLContextProvider::Shutdown();
|
|
|
|
#if defined(XP_WIN)
|
|
// The above shutdown calls operate on the available context providers on
|
|
// most platforms. Windows is a "special snowflake", though, and has three
|
|
// context providers available, so we have to shut all of them down.
|
|
// We should only support the default GL provider on Windows; then, this
|
|
// could go away. Unfortunately, we currently support WGL (the default) for
|
|
// WebGL on Optimus.
|
|
GLContextProviderEGL::Shutdown();
|
|
#endif
|
|
|
|
if (XRE_IsParentProcess()) {
|
|
GPUProcessManager::Shutdown();
|
|
VRProcessManager::Shutdown();
|
|
RDDProcessManager::Shutdown();
|
|
}
|
|
|
|
gfx::Factory::ShutDown();
|
|
|
|
delete gGfxPlatformPrefsLock;
|
|
|
|
gfxVars::Shutdown();
|
|
gfxFont::DestroySingletons();
|
|
|
|
gfxConfig::Shutdown();
|
|
|
|
gPlatform->WillShutdown();
|
|
|
|
delete gPlatform;
|
|
gPlatform = nullptr;
|
|
}
|
|
|
|
/* static */
|
|
void gfxPlatform::InitLayersIPC() {
|
|
if (sLayersIPCIsUp) {
|
|
return;
|
|
}
|
|
sLayersIPCIsUp = true;
|
|
|
|
if (XRE_IsContentProcess()) {
|
|
if (gfxVars::UseOMTP()) {
|
|
layers::PaintThread::Start();
|
|
}
|
|
}
|
|
|
|
if (XRE_IsParentProcess()) {
|
|
if (!gfxConfig::IsEnabled(Feature::GPU_PROCESS) && UseWebRender()) {
|
|
wr::RenderThread::Start();
|
|
image::ImageMemoryReporter::InitForWebRender();
|
|
}
|
|
|
|
layers::CompositorThreadHolder::Start();
|
|
}
|
|
}
|
|
|
|
/* static */
|
|
void gfxPlatform::ShutdownLayersIPC() {
|
|
if (!sLayersIPCIsUp) {
|
|
return;
|
|
}
|
|
sLayersIPCIsUp = false;
|
|
|
|
#ifdef MOZ_WAYLAND
|
|
widget::WaylandDisplayShutdown();
|
|
#endif
|
|
|
|
if (XRE_IsContentProcess()) {
|
|
gfx::VRManagerChild::ShutDown();
|
|
// cf bug 1215265.
|
|
if (StaticPrefs::layers_child_process_shutdown()) {
|
|
layers::CompositorManagerChild::Shutdown();
|
|
layers::ImageBridgeChild::ShutDown();
|
|
}
|
|
|
|
if (gfxVars::UseOMTP()) {
|
|
layers::PaintThread::Shutdown();
|
|
}
|
|
} else if (XRE_IsParentProcess()) {
|
|
gfx::VRManagerChild::ShutDown();
|
|
layers::CompositorManagerChild::Shutdown();
|
|
layers::ImageBridgeChild::ShutDown();
|
|
// This has to happen after shutting down the child protocols.
|
|
layers::CompositorThreadHolder::Shutdown();
|
|
image::ImageMemoryReporter::ShutdownForWebRender();
|
|
// There is a case that RenderThread exists when UseWebRender() is
|
|
// false. This could happen when WebRender was fallbacked to compositor.
|
|
if (wr::RenderThread::Get()) {
|
|
wr::RenderThread::ShutDown();
|
|
|
|
Preferences::UnregisterCallback(WebRenderDebugPrefChangeCallback,
|
|
WR_DEBUG_PREF);
|
|
}
|
|
|
|
} else {
|
|
// TODO: There are other kind of processes and we should make sure gfx
|
|
// stuff is either not created there or shut down properly.
|
|
}
|
|
}
|
|
|
|
void gfxPlatform::WillShutdown() {
|
|
// Destoy these first in case they depend on backend-specific resources.
|
|
// Otherwise, the backend's destructor would be called before the
|
|
// base gfxPlatform destructor.
|
|
mScreenReferenceSurface = nullptr;
|
|
mScreenReferenceDrawTarget = nullptr;
|
|
|
|
#ifdef USE_SKIA
|
|
// Always clear out the Skia font cache here, in case it is referencing any
|
|
// SharedFTFaces that would otherwise outlive destruction of the FT_Library
|
|
// that owns them.
|
|
SkGraphics::PurgeFontCache();
|
|
#endif
|
|
|
|
// The cairo folks think we should only clean up in debug builds,
|
|
// but we're generally in the habit of trying to shut down as
|
|
// cleanly as possible even in production code, so call this
|
|
// cairo_debug_* function unconditionally.
|
|
//
|
|
// because cairo can assert and thus crash on shutdown, don't do this in
|
|
// release builds
|
|
#ifdef NS_FREE_PERMANENT_DATA
|
|
# if MOZ_TREE_CAIRO
|
|
cairo_debug_reset_static_data();
|
|
# endif
|
|
#endif
|
|
}
|
|
|
|
gfxPlatform::~gfxPlatform() = default;
|
|
|
|
/* static */
|
|
already_AddRefed<DrawTarget> gfxPlatform::CreateDrawTargetForSurface(
|
|
gfxASurface* aSurface, const IntSize& aSize) {
|
|
SurfaceFormat format = aSurface->GetSurfaceFormat();
|
|
RefPtr<DrawTarget> drawTarget = Factory::CreateDrawTargetForCairoSurface(
|
|
aSurface->CairoSurface(), aSize, &format);
|
|
if (!drawTarget) {
|
|
gfxWarning() << "gfxPlatform::CreateDrawTargetForSurface failed in "
|
|
"CreateDrawTargetForCairoSurface";
|
|
return nullptr;
|
|
}
|
|
return drawTarget.forget();
|
|
}
|
|
|
|
cairo_user_data_key_t kSourceSurface;
|
|
|
|
/**
|
|
* Record the backend that was used to construct the SourceSurface.
|
|
* When getting the cached SourceSurface for a gfxASurface/DrawTarget pair,
|
|
* we check to make sure the DrawTarget's backend matches the backend
|
|
* for the cached SourceSurface, and only use it if they match. This
|
|
* can avoid expensive and unnecessary readbacks.
|
|
*/
|
|
struct SourceSurfaceUserData {
|
|
RefPtr<SourceSurface> mSrcSurface;
|
|
BackendType mBackendType;
|
|
};
|
|
|
|
static void SourceBufferDestroy(void* srcSurfUD) {
|
|
delete static_cast<SourceSurfaceUserData*>(srcSurfUD);
|
|
}
|
|
|
|
UserDataKey kThebesSurface;
|
|
|
|
struct DependentSourceSurfaceUserData {
|
|
RefPtr<gfxASurface> mSurface;
|
|
};
|
|
|
|
static void SourceSurfaceDestroyed(void* aData) {
|
|
delete static_cast<DependentSourceSurfaceUserData*>(aData);
|
|
}
|
|
|
|
void gfxPlatform::ClearSourceSurfaceForSurface(gfxASurface* aSurface) {
|
|
aSurface->SetData(&kSourceSurface, nullptr, nullptr);
|
|
}
|
|
|
|
/* static */
|
|
already_AddRefed<SourceSurface> gfxPlatform::GetSourceSurfaceForSurface(
|
|
RefPtr<DrawTarget> aTarget, gfxASurface* aSurface, bool aIsPlugin) {
|
|
if (!aSurface->CairoSurface() || aSurface->CairoStatus()) {
|
|
return nullptr;
|
|
}
|
|
|
|
if (!aTarget) {
|
|
aTarget = gfxPlatform::GetPlatform()->ScreenReferenceDrawTarget();
|
|
}
|
|
|
|
void* userData = aSurface->GetData(&kSourceSurface);
|
|
|
|
if (userData) {
|
|
SourceSurfaceUserData* surf = static_cast<SourceSurfaceUserData*>(userData);
|
|
|
|
if (surf->mSrcSurface->IsValid() &&
|
|
surf->mBackendType == aTarget->GetBackendType()) {
|
|
RefPtr<SourceSurface> srcSurface(surf->mSrcSurface);
|
|
return srcSurface.forget();
|
|
}
|
|
// We can just continue here as when setting new user data the destroy
|
|
// function will be called for the old user data.
|
|
}
|
|
|
|
SurfaceFormat format = aSurface->GetSurfaceFormat();
|
|
|
|
if (aTarget->GetBackendType() == BackendType::CAIRO) {
|
|
// If we're going to be used with a CAIRO DrawTarget, then just create a
|
|
// SourceSurfaceCairo since we don't know the underlying type of the CAIRO
|
|
// DrawTarget and can't pick a better surface type. Doing this also avoids
|
|
// readback of aSurface's surface into memory if, for example, aSurface
|
|
// wraps an xlib cairo surface (which can be important to avoid a major
|
|
// slowdown).
|
|
//
|
|
// We return here regardless of whether CreateSourceSurfaceFromNativeSurface
|
|
// succeeds or not since we don't expect to be able to do any better below
|
|
// if it fails.
|
|
//
|
|
// Note that the returned SourceSurfaceCairo holds a strong reference to
|
|
// the cairo_surface_t* that it wraps, which essencially means it holds a
|
|
// strong reference to aSurface since aSurface shares its
|
|
// cairo_surface_t*'s reference count variable. As a result we can't cache
|
|
// srcBuffer on aSurface (see below) since aSurface would then hold a
|
|
// strong reference back to srcBuffer, creating a reference loop and a
|
|
// memory leak. Not caching is fine since wrapping is cheap enough (no
|
|
// copying) so we can just wrap again next time we're called.
|
|
return Factory::CreateSourceSurfaceForCairoSurface(
|
|
aSurface->CairoSurface(), aSurface->GetSize(), format);
|
|
}
|
|
|
|
RefPtr<SourceSurface> srcBuffer;
|
|
|
|
// Currently no other DrawTarget types implement
|
|
// CreateSourceSurfaceFromNativeSurface
|
|
|
|
if (!srcBuffer) {
|
|
// If aSurface wraps data, we can create a SourceSurfaceRawData that wraps
|
|
// the same data, then optimize it for aTarget:
|
|
RefPtr<DataSourceSurface> surf = GetWrappedDataSourceSurface(aSurface);
|
|
if (surf) {
|
|
srcBuffer = aIsPlugin
|
|
? aTarget->OptimizeSourceSurfaceForUnknownAlpha(surf)
|
|
: aTarget->OptimizeSourceSurface(surf);
|
|
|
|
if (srcBuffer == surf) {
|
|
// GetWrappedDataSourceSurface returns a SourceSurface that holds a
|
|
// strong reference to aSurface since it wraps aSurface's data and
|
|
// needs it to stay alive. As a result we can't cache srcBuffer on
|
|
// aSurface (below) since aSurface would then hold a strong reference
|
|
// back to srcBuffer, creating a reference loop and a memory leak. Not
|
|
// caching is fine since wrapping is cheap enough (no copying) so we
|
|
// can just wrap again next time we're called.
|
|
//
|
|
// Note that the check below doesn't catch this since srcBuffer will be
|
|
// a SourceSurfaceRawData object (even if aSurface is not a
|
|
// gfxImageSurface object), which is why we need this separate check.
|
|
return srcBuffer.forget();
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!srcBuffer) {
|
|
MOZ_ASSERT(aTarget->GetBackendType() != BackendType::CAIRO,
|
|
"We already tried CreateSourceSurfaceFromNativeSurface with a "
|
|
"DrawTargetCairo above");
|
|
// We've run out of performant options. We now try creating a SourceSurface
|
|
// using a temporary DrawTargetCairo and then optimizing it to aTarget's
|
|
// actual type. The CreateSourceSurfaceFromNativeSurface() call will
|
|
// likely create a DataSourceSurface (possibly involving copying and/or
|
|
// readback), and the OptimizeSourceSurface may well copy again and upload
|
|
// to the GPU. So, while this code path is rarely hit, hitting it may be
|
|
// very slow.
|
|
srcBuffer = Factory::CreateSourceSurfaceForCairoSurface(
|
|
aSurface->CairoSurface(), aSurface->GetSize(), format);
|
|
if (srcBuffer) {
|
|
srcBuffer = aTarget->OptimizeSourceSurface(srcBuffer);
|
|
}
|
|
}
|
|
|
|
if (!srcBuffer) {
|
|
return nullptr;
|
|
}
|
|
|
|
if ((srcBuffer->GetType() == SurfaceType::CAIRO &&
|
|
static_cast<SourceSurfaceCairo*>(srcBuffer.get())->GetSurface() ==
|
|
aSurface->CairoSurface()) ||
|
|
(srcBuffer->GetType() == SurfaceType::CAIRO_IMAGE &&
|
|
static_cast<DataSourceSurfaceCairo*>(srcBuffer.get())->GetSurface() ==
|
|
aSurface->CairoSurface())) {
|
|
// See the "Note that the returned SourceSurfaceCairo..." comment above.
|
|
return srcBuffer.forget();
|
|
}
|
|
|
|
// Add user data to aSurface so we can cache lookups in the future.
|
|
auto* srcSurfUD = new SourceSurfaceUserData;
|
|
srcSurfUD->mBackendType = aTarget->GetBackendType();
|
|
srcSurfUD->mSrcSurface = srcBuffer;
|
|
aSurface->SetData(&kSourceSurface, srcSurfUD, SourceBufferDestroy);
|
|
|
|
return srcBuffer.forget();
|
|
}
|
|
|
|
already_AddRefed<DataSourceSurface> gfxPlatform::GetWrappedDataSourceSurface(
|
|
gfxASurface* aSurface) {
|
|
RefPtr<gfxImageSurface> image = aSurface->GetAsImageSurface();
|
|
if (!image) {
|
|
return nullptr;
|
|
}
|
|
RefPtr<DataSourceSurface> result = Factory::CreateWrappingDataSourceSurface(
|
|
image->Data(), image->Stride(), image->GetSize(),
|
|
ImageFormatToSurfaceFormat(image->Format()));
|
|
|
|
if (!result) {
|
|
return nullptr;
|
|
}
|
|
|
|
// If we wrapped the underlying data of aSurface, then we need to add user
|
|
// data to make sure aSurface stays alive until we are done with the data.
|
|
auto* srcSurfUD = new DependentSourceSurfaceUserData;
|
|
srcSurfUD->mSurface = aSurface;
|
|
result->AddUserData(&kThebesSurface, srcSurfUD, SourceSurfaceDestroyed);
|
|
|
|
return result.forget();
|
|
}
|
|
|
|
void gfxPlatform::ComputeTileSize() {
|
|
// The tile size should be picked in the parent processes
|
|
// and sent to the child processes over IPDL GetTileSize.
|
|
if (!XRE_IsParentProcess()) {
|
|
return;
|
|
}
|
|
|
|
int32_t w = StaticPrefs::layers_tile_width_AtStartup();
|
|
int32_t h = StaticPrefs::layers_tile_height_AtStartup();
|
|
|
|
if (StaticPrefs::layers_tiles_adjust_AtStartup()) {
|
|
gfx::IntSize screenSize = GetScreenSize();
|
|
if (screenSize.width > 0) {
|
|
// Choose a size so that there are between 2 and 4 tiles per screen width.
|
|
// FIXME: we should probably make sure this is within the max texture
|
|
// size, but I think everything should at least support 1024
|
|
w = h = clamped(int32_t(RoundUpPow2(screenSize.width)) / 4, 256, 1024);
|
|
}
|
|
}
|
|
|
|
// Don't allow changing the tile size after we've set it.
|
|
// Right now the code assumes that the tile size doesn't change.
|
|
MOZ_ASSERT(gfxVars::TileSize().width == -1 &&
|
|
gfxVars::TileSize().height == -1);
|
|
|
|
gfxVars::SetTileSize(IntSize(w, h));
|
|
}
|
|
|
|
void gfxPlatform::PopulateScreenInfo() {
|
|
nsCOMPtr<nsIScreenManager> manager =
|
|
do_GetService("@mozilla.org/gfx/screenmanager;1");
|
|
MOZ_ASSERT(manager, "failed to get nsIScreenManager");
|
|
|
|
manager->GetTotalScreenPixels(&mScreenPixels);
|
|
|
|
nsCOMPtr<nsIScreen> screen;
|
|
manager->GetPrimaryScreen(getter_AddRefs(screen));
|
|
if (!screen) {
|
|
// This can happen in xpcshell, for instance
|
|
return;
|
|
}
|
|
|
|
screen->GetColorDepth(&mScreenDepth);
|
|
if (XRE_IsParentProcess()) {
|
|
gfxVars::SetScreenDepth(mScreenDepth);
|
|
}
|
|
|
|
int left, top;
|
|
screen->GetRect(&left, &top, &mScreenSize.width, &mScreenSize.height);
|
|
}
|
|
|
|
bool gfxPlatform::SupportsAzureContentForDrawTarget(DrawTarget* aTarget) {
|
|
if (!aTarget || !aTarget->IsValid()) {
|
|
return false;
|
|
}
|
|
|
|
return SupportsAzureContentForType(aTarget->GetBackendType());
|
|
}
|
|
|
|
void gfxPlatform::PurgeSkiaFontCache() {
|
|
#ifdef USE_SKIA
|
|
if (gfxPlatform::GetPlatform()->GetDefaultContentBackend() ==
|
|
BackendType::SKIA) {
|
|
SkGraphics::PurgeFontCache();
|
|
}
|
|
#endif
|
|
}
|
|
|
|
already_AddRefed<DrawTarget> gfxPlatform::CreateDrawTargetForBackend(
|
|
BackendType aBackend, const IntSize& aSize, SurfaceFormat aFormat) {
|
|
// There is a bunch of knowledge in the gfxPlatform heirarchy about how to
|
|
// create the best offscreen surface for the current system and situation. We
|
|
// can easily take advantage of this for the Cairo backend, so that's what we
|
|
// do.
|
|
// mozilla::gfx::Factory can get away without having all this knowledge for
|
|
// now, but this might need to change in the future (using
|
|
// CreateOffscreenSurface() and CreateDrawTargetForSurface() for all
|
|
// backends).
|
|
if (aBackend == BackendType::CAIRO) {
|
|
RefPtr<gfxASurface> surf =
|
|
CreateOffscreenSurface(aSize, SurfaceFormatToImageFormat(aFormat));
|
|
if (!surf || surf->CairoStatus()) {
|
|
return nullptr;
|
|
}
|
|
return CreateDrawTargetForSurface(surf, aSize);
|
|
}
|
|
return Factory::CreateDrawTarget(aBackend, aSize, aFormat);
|
|
}
|
|
|
|
already_AddRefed<DrawTarget> gfxPlatform::CreateOffscreenCanvasDrawTarget(
|
|
const IntSize& aSize, SurfaceFormat aFormat) {
|
|
NS_ASSERTION(mPreferredCanvasBackend != BackendType::NONE, "No backend.");
|
|
RefPtr<DrawTarget> target =
|
|
CreateDrawTargetForBackend(mPreferredCanvasBackend, aSize, aFormat);
|
|
if (target || mFallbackCanvasBackend == BackendType::NONE) {
|
|
return target.forget();
|
|
}
|
|
|
|
#ifdef XP_WIN
|
|
// On Windows, the fallback backend (Cairo) should use its image backend.
|
|
return Factory::CreateDrawTarget(mFallbackCanvasBackend, aSize, aFormat);
|
|
#else
|
|
return CreateDrawTargetForBackend(mFallbackCanvasBackend, aSize, aFormat);
|
|
#endif
|
|
}
|
|
|
|
already_AddRefed<DrawTarget> gfxPlatform::CreateOffscreenContentDrawTarget(
|
|
const IntSize& aSize, SurfaceFormat aFormat, bool aFallback) {
|
|
BackendType backend = (aFallback) ? mSoftwareBackend : mContentBackend;
|
|
NS_ASSERTION(backend != BackendType::NONE, "No backend.");
|
|
RefPtr<DrawTarget> dt = CreateDrawTargetForBackend(backend, aSize, aFormat);
|
|
|
|
if (!dt) {
|
|
return nullptr;
|
|
}
|
|
|
|
// We'd prefer this to take proper care and return a CaptureDT, but for the
|
|
// moment since we can't and this means we're going to be drawing on the main
|
|
// thread force it's initialization. See bug 1526045 and bug 1521368.
|
|
dt->ClearRect(gfx::Rect());
|
|
if (!dt->IsValid()) {
|
|
return nullptr;
|
|
}
|
|
return dt.forget();
|
|
}
|
|
|
|
already_AddRefed<DrawTarget> gfxPlatform::CreateSimilarSoftwareDrawTarget(
|
|
DrawTarget* aDT, const IntSize& aSize, SurfaceFormat aFormat) {
|
|
RefPtr<DrawTarget> dt;
|
|
|
|
if (Factory::DoesBackendSupportDataDrawtarget(aDT->GetBackendType())) {
|
|
dt = aDT->CreateSimilarDrawTarget(aSize, aFormat);
|
|
} else {
|
|
#ifdef USE_SKIA
|
|
BackendType backendType = BackendType::SKIA;
|
|
#else
|
|
BackendType backendType = BackendType::CAIRO;
|
|
#endif
|
|
dt = Factory::CreateDrawTarget(backendType, aSize, aFormat);
|
|
}
|
|
|
|
return dt.forget();
|
|
}
|
|
|
|
/* static */
|
|
already_AddRefed<DrawTarget> gfxPlatform::CreateDrawTargetForData(
|
|
unsigned char* aData, const IntSize& aSize, int32_t aStride,
|
|
SurfaceFormat aFormat, bool aUninitialized) {
|
|
BackendType backendType = gfxVars::ContentBackend();
|
|
NS_ASSERTION(backendType != BackendType::NONE, "No backend.");
|
|
|
|
if (!Factory::DoesBackendSupportDataDrawtarget(backendType)) {
|
|
#ifdef USE_SKIA
|
|
backendType = BackendType::SKIA;
|
|
#else
|
|
backendType = BackendType::CAIRO;
|
|
#endif
|
|
}
|
|
|
|
RefPtr<DrawTarget> dt = Factory::CreateDrawTargetForData(
|
|
backendType, aData, aSize, aStride, aFormat, aUninitialized);
|
|
|
|
return dt.forget();
|
|
}
|
|
|
|
/* static */
|
|
BackendType gfxPlatform::BackendTypeForName(const nsCString& aName) {
|
|
if (aName.EqualsLiteral("cairo")) return BackendType::CAIRO;
|
|
if (aName.EqualsLiteral("skia")) return BackendType::SKIA;
|
|
if (aName.EqualsLiteral("direct2d")) return BackendType::DIRECT2D;
|
|
if (aName.EqualsLiteral("direct2d1.1")) return BackendType::DIRECT2D1_1;
|
|
return BackendType::NONE;
|
|
}
|
|
|
|
nsresult gfxPlatform::GetFontList(nsAtom* aLangGroup,
|
|
const nsACString& aGenericFamily,
|
|
nsTArray<nsString>& aListOfFonts) {
|
|
gfxPlatformFontList::PlatformFontList()->GetFontList(
|
|
aLangGroup, aGenericFamily, aListOfFonts);
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult gfxPlatform::UpdateFontList() {
|
|
gfxPlatformFontList::PlatformFontList()->UpdateFontList();
|
|
return NS_OK;
|
|
}
|
|
|
|
void gfxPlatform::GetStandardFamilyName(const nsCString& aFontName,
|
|
nsACString& aFamilyName) {
|
|
gfxPlatformFontList::PlatformFontList()->GetStandardFamilyName(aFontName,
|
|
aFamilyName);
|
|
}
|
|
|
|
nsAutoCString gfxPlatform::GetDefaultFontName(
|
|
const nsACString& aLangGroup, const nsACString& aGenericFamily) {
|
|
// To benefit from Return Value Optimization, all paths here must return
|
|
// this one variable:
|
|
nsAutoCString result;
|
|
|
|
FamilyAndGeneric fam =
|
|
gfxPlatformFontList::PlatformFontList()->GetDefaultFontFamily(
|
|
aLangGroup, aGenericFamily);
|
|
if (fam.mFamily.mIsShared) {
|
|
if (fam.mFamily.mShared) {
|
|
fontlist::FontList* fontList =
|
|
gfxPlatformFontList::PlatformFontList()->SharedFontList();
|
|
result = fam.mFamily.mShared->DisplayName().AsString(fontList);
|
|
}
|
|
} else if (fam.mFamily.mUnshared) {
|
|
fam.mFamily.mUnshared->LocalizedName(result);
|
|
} // (else, leave 'result' empty)
|
|
|
|
return result;
|
|
}
|
|
|
|
bool gfxPlatform::DownloadableFontsEnabled() {
|
|
if (mAllowDownloadableFonts == UNINITIALIZED_VALUE) {
|
|
mAllowDownloadableFonts =
|
|
Preferences::GetBool(GFX_DOWNLOADABLE_FONTS_ENABLED, false);
|
|
}
|
|
|
|
return mAllowDownloadableFonts;
|
|
}
|
|
|
|
bool gfxPlatform::UseCmapsDuringSystemFallback() {
|
|
if (mFallbackUsesCmaps == UNINITIALIZED_VALUE) {
|
|
mFallbackUsesCmaps =
|
|
Preferences::GetBool(GFX_PREF_FALLBACK_USE_CMAPS, false);
|
|
}
|
|
|
|
return mFallbackUsesCmaps;
|
|
}
|
|
|
|
bool gfxPlatform::OpenTypeSVGEnabled() {
|
|
if (mOpenTypeSVGEnabled == UNINITIALIZED_VALUE) {
|
|
mOpenTypeSVGEnabled = Preferences::GetBool(GFX_PREF_OPENTYPE_SVG, false);
|
|
}
|
|
|
|
return mOpenTypeSVGEnabled > 0;
|
|
}
|
|
|
|
uint32_t gfxPlatform::WordCacheCharLimit() {
|
|
if (mWordCacheCharLimit == UNINITIALIZED_VALUE) {
|
|
mWordCacheCharLimit =
|
|
Preferences::GetInt(GFX_PREF_WORD_CACHE_CHARLIMIT, 32);
|
|
if (mWordCacheCharLimit < 0) {
|
|
mWordCacheCharLimit = 32;
|
|
}
|
|
}
|
|
|
|
return uint32_t(mWordCacheCharLimit);
|
|
}
|
|
|
|
uint32_t gfxPlatform::WordCacheMaxEntries() {
|
|
if (mWordCacheMaxEntries == UNINITIALIZED_VALUE) {
|
|
mWordCacheMaxEntries =
|
|
Preferences::GetInt(GFX_PREF_WORD_CACHE_MAXENTRIES, 10000);
|
|
if (mWordCacheMaxEntries < 0) {
|
|
mWordCacheMaxEntries = 10000;
|
|
}
|
|
}
|
|
|
|
return uint32_t(mWordCacheMaxEntries);
|
|
}
|
|
|
|
bool gfxPlatform::UseGraphiteShaping() {
|
|
if (mGraphiteShapingEnabled == UNINITIALIZED_VALUE) {
|
|
mGraphiteShapingEnabled =
|
|
Preferences::GetBool(GFX_PREF_GRAPHITE_SHAPING, false);
|
|
}
|
|
|
|
return mGraphiteShapingEnabled;
|
|
}
|
|
|
|
bool gfxPlatform::IsFontFormatSupported(uint32_t aFormatFlags) {
|
|
// check for strange format flags
|
|
MOZ_ASSERT(!(aFormatFlags & gfxUserFontSet::FLAG_FORMAT_NOT_USED),
|
|
"strange font format hint set");
|
|
|
|
// accept "common" formats that we support on all platforms
|
|
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;
|
|
}
|
|
|
|
gfxFontGroup* gfxPlatform::CreateFontGroup(
|
|
const FontFamilyList& aFontFamilyList, const gfxFontStyle* aStyle,
|
|
gfxTextPerfMetrics* aTextPerf, FontMatchingStats* aFontMatchingStats,
|
|
gfxUserFontSet* aUserFontSet, gfxFloat aDevToCssSize) const {
|
|
return new gfxFontGroup(aFontFamilyList, aStyle, aTextPerf,
|
|
aFontMatchingStats, aUserFontSet, aDevToCssSize);
|
|
}
|
|
|
|
gfxFontEntry* gfxPlatform::LookupLocalFont(const nsACString& aFontName,
|
|
WeightRange aWeightForEntry,
|
|
StretchRange aStretchForEntry,
|
|
SlantStyleRange aStyleForEntry) {
|
|
return gfxPlatformFontList::PlatformFontList()->LookupLocalFont(
|
|
aFontName, aWeightForEntry, aStretchForEntry, aStyleForEntry);
|
|
}
|
|
|
|
gfxFontEntry* gfxPlatform::MakePlatformFont(const nsACString& aFontName,
|
|
WeightRange aWeightForEntry,
|
|
StretchRange aStretchForEntry,
|
|
SlantStyleRange aStyleForEntry,
|
|
const uint8_t* aFontData,
|
|
uint32_t aLength) {
|
|
return gfxPlatformFontList::PlatformFontList()->MakePlatformFont(
|
|
aFontName, aWeightForEntry, aStretchForEntry, aStyleForEntry, aFontData,
|
|
aLength);
|
|
}
|
|
|
|
mozilla::layers::DiagnosticTypes gfxPlatform::GetLayerDiagnosticTypes() {
|
|
mozilla::layers::DiagnosticTypes type = DiagnosticTypes::NO_DIAGNOSTIC;
|
|
if (StaticPrefs::layers_draw_borders()) {
|
|
type |= mozilla::layers::DiagnosticTypes::LAYER_BORDERS;
|
|
}
|
|
if (StaticPrefs::layers_draw_tile_borders()) {
|
|
type |= mozilla::layers::DiagnosticTypes::TILE_BORDERS;
|
|
}
|
|
if (StaticPrefs::layers_draw_bigimage_borders()) {
|
|
type |= mozilla::layers::DiagnosticTypes::BIGIMAGE_BORDERS;
|
|
}
|
|
if (StaticPrefs::layers_flash_borders()) {
|
|
type |= mozilla::layers::DiagnosticTypes::FLASH_BORDERS;
|
|
}
|
|
return type;
|
|
}
|
|
|
|
BackendPrefsData gfxPlatform::GetBackendPrefs() const {
|
|
BackendPrefsData data;
|
|
|
|
data.mCanvasBitmask = BackendTypeBit(BackendType::SKIA);
|
|
data.mContentBitmask = BackendTypeBit(BackendType::SKIA);
|
|
|
|
#ifdef MOZ_WIDGET_GTK
|
|
data.mCanvasBitmask |= BackendTypeBit(BackendType::CAIRO);
|
|
data.mContentBitmask |= BackendTypeBit(BackendType::CAIRO);
|
|
#endif
|
|
|
|
data.mCanvasDefault = BackendType::SKIA;
|
|
data.mContentDefault = BackendType::SKIA;
|
|
|
|
return data;
|
|
}
|
|
|
|
void gfxPlatform::InitBackendPrefs(BackendPrefsData&& aPrefsData) {
|
|
mPreferredCanvasBackend = GetCanvasBackendPref(aPrefsData.mCanvasBitmask);
|
|
if (mPreferredCanvasBackend == BackendType::NONE) {
|
|
mPreferredCanvasBackend = aPrefsData.mCanvasDefault;
|
|
}
|
|
|
|
if (mPreferredCanvasBackend == BackendType::DIRECT2D1_1) {
|
|
// Falling back to D2D 1.0 won't help us here. When D2D 1.1 DT creation
|
|
// fails it means the surface was too big or there's something wrong with
|
|
// the device. D2D 1.0 will encounter a similar situation.
|
|
mFallbackCanvasBackend = GetCanvasBackendPref(
|
|
aPrefsData.mCanvasBitmask & ~(BackendTypeBit(mPreferredCanvasBackend) |
|
|
BackendTypeBit(BackendType::DIRECT2D)));
|
|
} else {
|
|
mFallbackCanvasBackend = GetCanvasBackendPref(
|
|
aPrefsData.mCanvasBitmask & ~BackendTypeBit(mPreferredCanvasBackend));
|
|
}
|
|
|
|
mContentBackendBitmask = aPrefsData.mContentBitmask;
|
|
mContentBackend = GetContentBackendPref(mContentBackendBitmask);
|
|
if (mContentBackend == BackendType::NONE) {
|
|
mContentBackend = aPrefsData.mContentDefault;
|
|
// mContentBackendBitmask is our canonical reference for supported
|
|
// backends so we need to add the default if we are using it and
|
|
// overriding the prefs.
|
|
mContentBackendBitmask |= BackendTypeBit(aPrefsData.mContentDefault);
|
|
}
|
|
|
|
uint32_t swBackendBits = BackendTypeBit(BackendType::SKIA);
|
|
#ifdef MOZ_WIDGET_GTK
|
|
swBackendBits |= BackendTypeBit(BackendType::CAIRO);
|
|
#endif
|
|
mSoftwareBackend = GetContentBackendPref(swBackendBits);
|
|
if (mSoftwareBackend == BackendType::NONE) {
|
|
mSoftwareBackend = BackendType::SKIA;
|
|
}
|
|
|
|
if (XRE_IsParentProcess()) {
|
|
gfxVars::SetContentBackend(mContentBackend);
|
|
gfxVars::SetSoftwareBackend(mSoftwareBackend);
|
|
}
|
|
}
|
|
|
|
/* static */
|
|
BackendType gfxPlatform::GetCanvasBackendPref(uint32_t aBackendBitmask) {
|
|
return GetBackendPref("gfx.canvas.azure.backends", aBackendBitmask);
|
|
}
|
|
|
|
/* static */
|
|
BackendType gfxPlatform::GetContentBackendPref(uint32_t& aBackendBitmask) {
|
|
return GetBackendPref("gfx.content.azure.backends", aBackendBitmask);
|
|
}
|
|
|
|
/* static */
|
|
BackendType gfxPlatform::GetBackendPref(const char* aBackendPrefName,
|
|
uint32_t& aBackendBitmask) {
|
|
nsTArray<nsCString> backendList;
|
|
nsAutoCString prefString;
|
|
if (NS_SUCCEEDED(Preferences::GetCString(aBackendPrefName, prefString))) {
|
|
ParseString(prefString, ',', backendList);
|
|
}
|
|
|
|
uint32_t allowedBackends = 0;
|
|
BackendType result = BackendType::NONE;
|
|
for (uint32_t i = 0; i < backendList.Length(); ++i) {
|
|
BackendType type = BackendTypeForName(backendList[i]);
|
|
if (BackendTypeBit(type) & aBackendBitmask) {
|
|
allowedBackends |= BackendTypeBit(type);
|
|
if (result == BackendType::NONE) {
|
|
result = type;
|
|
}
|
|
}
|
|
}
|
|
|
|
aBackendBitmask = allowedBackends;
|
|
return result;
|
|
}
|
|
|
|
bool gfxPlatform::InSafeMode() {
|
|
static bool sSafeModeInitialized = false;
|
|
static bool sInSafeMode = false;
|
|
|
|
if (!sSafeModeInitialized) {
|
|
sSafeModeInitialized = true;
|
|
nsCOMPtr<nsIXULRuntime> xr = do_GetService("@mozilla.org/xre/runtime;1");
|
|
if (xr) {
|
|
xr->GetInSafeMode(&sInSafeMode);
|
|
}
|
|
}
|
|
return sInSafeMode;
|
|
}
|
|
|
|
bool gfxPlatform::OffMainThreadCompositingEnabled() {
|
|
return UsesOffMainThreadCompositing();
|
|
}
|
|
|
|
eCMSMode gfxPlatform::GetCMSMode() {
|
|
if (!gCMSInitialized) {
|
|
int32_t mode = StaticPrefs::gfx_color_management_mode();
|
|
if (mode >= 0 && mode < eCMSMode_AllCount) {
|
|
gCMSMode = static_cast<eCMSMode>(mode);
|
|
}
|
|
|
|
bool enableV4 = StaticPrefs::gfx_color_management_enablev4();
|
|
if (enableV4) {
|
|
qcms_enable_iccv4();
|
|
}
|
|
#ifdef MOZILLA_MAY_SUPPORT_AVX
|
|
if (mozilla::supports_avx()) {
|
|
qcms_enable_avx();
|
|
}
|
|
#endif
|
|
#ifdef MOZILLA_MAY_SUPPORT_NEON
|
|
if (mozilla::supports_neon()) {
|
|
qcms_enable_neon();
|
|
}
|
|
#endif
|
|
gCMSInitialized = true;
|
|
}
|
|
return gCMSMode;
|
|
}
|
|
|
|
int gfxPlatform::GetRenderingIntent() {
|
|
// StaticPrefList.yaml is using 0 as the default for the rendering
|
|
// intent preference, based on that being the value for
|
|
// QCMS_INTENT_DEFAULT. Assert here to catch if that ever
|
|
// changes and we can then figure out what to do about it.
|
|
MOZ_ASSERT(QCMS_INTENT_DEFAULT == 0);
|
|
|
|
/* Try to query the pref system for a rendering intent. */
|
|
int32_t pIntent = StaticPrefs::gfx_color_management_rendering_intent();
|
|
if ((pIntent < QCMS_INTENT_MIN) || (pIntent > QCMS_INTENT_MAX)) {
|
|
/* If the pref is out of range, use embedded profile. */
|
|
pIntent = -1;
|
|
}
|
|
return pIntent;
|
|
}
|
|
|
|
DeviceColor gfxPlatform::TransformPixel(const sRGBColor& in,
|
|
qcms_transform* transform) {
|
|
if (transform) {
|
|
/* we want the bytes in RGB order */
|
|
#ifdef IS_LITTLE_ENDIAN
|
|
/* ABGR puts the bytes in |RGBA| order on little endian */
|
|
uint32_t packed = in.ToABGR();
|
|
qcms_transform_data(transform, (uint8_t*)&packed, (uint8_t*)&packed, 1);
|
|
auto out = DeviceColor::FromABGR(packed);
|
|
#else
|
|
/* ARGB puts the bytes in |ARGB| order on big endian */
|
|
uint32_t packed = in.UnusualToARGB();
|
|
/* add one to move past the alpha byte */
|
|
qcms_transform_data(transform, (uint8_t*)&packed + 1, (uint8_t*)&packed + 1,
|
|
1);
|
|
auto out = DeviceColor::UnusualFromARGB(packed);
|
|
#endif
|
|
out.a = in.a;
|
|
return out;
|
|
}
|
|
return DeviceColor(in.r, in.g, in.b, in.a);
|
|
}
|
|
|
|
nsTArray<uint8_t> gfxPlatform::GetPlatformCMSOutputProfileData() {
|
|
return GetPrefCMSOutputProfileData();
|
|
}
|
|
|
|
nsTArray<uint8_t> gfxPlatform::GetPrefCMSOutputProfileData() {
|
|
nsAutoCString fname;
|
|
Preferences::GetCString("gfx.color_management.display_profile", fname);
|
|
|
|
if (fname.IsEmpty()) {
|
|
return nsTArray<uint8_t>();
|
|
}
|
|
|
|
void* mem = nullptr;
|
|
size_t size = 0;
|
|
qcms_data_from_path(fname.get(), &mem, &size);
|
|
|
|
nsTArray<uint8_t> result;
|
|
|
|
if (mem) {
|
|
result.AppendElements(static_cast<uint8_t*>(mem), size);
|
|
free(mem);
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
const mozilla::gfx::ContentDeviceData* gfxPlatform::GetInitContentDeviceData() {
|
|
return gContentDeviceInitData;
|
|
}
|
|
|
|
void gfxPlatform::CreateCMSOutputProfile() {
|
|
if (!gCMSOutputProfile) {
|
|
/* Determine if we're using the internal override to force sRGB as
|
|
an output profile for reftests. See Bug 452125.
|
|
|
|
Note that we don't normally (outside of tests) set a default value
|
|
of this preference, which means nsIPrefBranch::GetBoolPref will
|
|
typically throw (and leave its out-param untouched).
|
|
*/
|
|
if (Preferences::GetBool(GFX_PREF_CMS_FORCE_SRGB, false)) {
|
|
gCMSOutputProfile = GetCMSsRGBProfile();
|
|
}
|
|
|
|
if (!gCMSOutputProfile) {
|
|
nsTArray<uint8_t> outputProfileData =
|
|
gfxPlatform::GetPlatform()->GetPlatformCMSOutputProfileData();
|
|
if (!outputProfileData.IsEmpty()) {
|
|
gCMSOutputProfile = qcms_profile_from_memory(
|
|
outputProfileData.Elements(), outputProfileData.Length());
|
|
}
|
|
}
|
|
|
|
/* Determine if the profile looks bogus. If so, close the profile
|
|
* and use sRGB instead. See bug 460629, */
|
|
if (gCMSOutputProfile && qcms_profile_is_bogus(gCMSOutputProfile)) {
|
|
NS_ASSERTION(gCMSOutputProfile != GetCMSsRGBProfile(),
|
|
"Builtin sRGB profile tagged as bogus!!!");
|
|
qcms_profile_release(gCMSOutputProfile);
|
|
gCMSOutputProfile = nullptr;
|
|
}
|
|
|
|
if (!gCMSOutputProfile) {
|
|
gCMSOutputProfile = GetCMSsRGBProfile();
|
|
}
|
|
/* Precache the LUT16 Interpolations for the output profile. See
|
|
bug 444661 for details. */
|
|
qcms_profile_precache_output_transform(gCMSOutputProfile);
|
|
}
|
|
}
|
|
|
|
qcms_profile* gfxPlatform::GetCMSOutputProfile() { return gCMSOutputProfile; }
|
|
|
|
qcms_profile* gfxPlatform::GetCMSsRGBProfile() {
|
|
if (!gCMSsRGBProfile) {
|
|
/* Create the profile using qcms. */
|
|
gCMSsRGBProfile = qcms_profile_sRGB();
|
|
}
|
|
return gCMSsRGBProfile;
|
|
}
|
|
|
|
qcms_transform* gfxPlatform::GetCMSRGBTransform() {
|
|
if (!gCMSRGBTransform && !gCMSRGBTransformFailed) {
|
|
qcms_profile *inProfile, *outProfile;
|
|
outProfile = GetCMSOutputProfile();
|
|
inProfile = GetCMSsRGBProfile();
|
|
|
|
if (!inProfile || !outProfile) return nullptr;
|
|
|
|
gCMSRGBTransform =
|
|
qcms_transform_create(inProfile, QCMS_DATA_RGB_8, outProfile,
|
|
QCMS_DATA_RGB_8, QCMS_INTENT_PERCEPTUAL);
|
|
if (!gCMSRGBTransform) {
|
|
gCMSRGBTransformFailed = true;
|
|
}
|
|
}
|
|
|
|
return gCMSRGBTransform;
|
|
}
|
|
|
|
qcms_transform* gfxPlatform::GetCMSInverseRGBTransform() {
|
|
if (!gCMSInverseRGBTransform) {
|
|
qcms_profile *inProfile, *outProfile;
|
|
inProfile = GetCMSOutputProfile();
|
|
outProfile = GetCMSsRGBProfile();
|
|
|
|
if (!inProfile || !outProfile) return nullptr;
|
|
|
|
gCMSInverseRGBTransform =
|
|
qcms_transform_create(inProfile, QCMS_DATA_RGB_8, outProfile,
|
|
QCMS_DATA_RGB_8, QCMS_INTENT_PERCEPTUAL);
|
|
}
|
|
|
|
return gCMSInverseRGBTransform;
|
|
}
|
|
|
|
qcms_transform* gfxPlatform::GetCMSRGBATransform() {
|
|
if (!gCMSRGBATransform) {
|
|
qcms_profile *inProfile, *outProfile;
|
|
outProfile = GetCMSOutputProfile();
|
|
inProfile = GetCMSsRGBProfile();
|
|
|
|
if (!inProfile || !outProfile) return nullptr;
|
|
|
|
gCMSRGBATransform =
|
|
qcms_transform_create(inProfile, QCMS_DATA_RGBA_8, outProfile,
|
|
QCMS_DATA_RGBA_8, QCMS_INTENT_PERCEPTUAL);
|
|
}
|
|
|
|
return gCMSRGBATransform;
|
|
}
|
|
|
|
qcms_transform* gfxPlatform::GetCMSBGRATransform() {
|
|
if (!gCMSBGRATransform) {
|
|
qcms_profile *inProfile, *outProfile;
|
|
outProfile = GetCMSOutputProfile();
|
|
inProfile = GetCMSsRGBProfile();
|
|
|
|
if (!inProfile || !outProfile) return nullptr;
|
|
|
|
gCMSBGRATransform =
|
|
qcms_transform_create(inProfile, QCMS_DATA_BGRA_8, outProfile,
|
|
QCMS_DATA_BGRA_8, QCMS_INTENT_PERCEPTUAL);
|
|
}
|
|
|
|
return gCMSBGRATransform;
|
|
}
|
|
|
|
qcms_transform* gfxPlatform::GetCMSOSRGBATransform() {
|
|
switch (SurfaceFormat::OS_RGBA) {
|
|
case SurfaceFormat::B8G8R8A8:
|
|
return GetCMSBGRATransform();
|
|
case SurfaceFormat::R8G8B8A8:
|
|
return GetCMSRGBATransform();
|
|
default:
|
|
// We do not support color management with big endian.
|
|
return nullptr;
|
|
}
|
|
}
|
|
|
|
qcms_data_type gfxPlatform::GetCMSOSRGBAType() {
|
|
switch (SurfaceFormat::OS_RGBA) {
|
|
case SurfaceFormat::B8G8R8A8:
|
|
return QCMS_DATA_BGRA_8;
|
|
case SurfaceFormat::R8G8B8A8:
|
|
return QCMS_DATA_RGBA_8;
|
|
default:
|
|
// We do not support color management with big endian.
|
|
return QCMS_DATA_RGBA_8;
|
|
}
|
|
}
|
|
|
|
/* Shuts down various transforms and profiles for CMS. */
|
|
static void ShutdownCMS() {
|
|
if (gCMSRGBTransform) {
|
|
qcms_transform_release(gCMSRGBTransform);
|
|
gCMSRGBTransform = nullptr;
|
|
}
|
|
if (gCMSInverseRGBTransform) {
|
|
qcms_transform_release(gCMSInverseRGBTransform);
|
|
gCMSInverseRGBTransform = nullptr;
|
|
}
|
|
if (gCMSRGBATransform) {
|
|
qcms_transform_release(gCMSRGBATransform);
|
|
gCMSRGBATransform = nullptr;
|
|
}
|
|
if (gCMSBGRATransform) {
|
|
qcms_transform_release(gCMSBGRATransform);
|
|
gCMSBGRATransform = nullptr;
|
|
}
|
|
if (gCMSOutputProfile) {
|
|
qcms_profile_release(gCMSOutputProfile);
|
|
|
|
// handle the aliased case
|
|
if (gCMSsRGBProfile == gCMSOutputProfile) gCMSsRGBProfile = nullptr;
|
|
gCMSOutputProfile = nullptr;
|
|
}
|
|
if (gCMSsRGBProfile) {
|
|
qcms_profile_release(gCMSsRGBProfile);
|
|
gCMSsRGBProfile = nullptr;
|
|
}
|
|
|
|
// Reset the state variables
|
|
gCMSMode = eCMSMode_Off;
|
|
gCMSInitialized = false;
|
|
}
|
|
|
|
int32_t gfxPlatform::GetBidiNumeralOption() {
|
|
if (mBidiNumeralOption == UNINITIALIZED_VALUE) {
|
|
mBidiNumeralOption = Preferences::GetInt(BIDI_NUMERAL_PREF, 0);
|
|
}
|
|
return mBidiNumeralOption;
|
|
}
|
|
|
|
/* static */
|
|
void gfxPlatform::FlushFontAndWordCaches() {
|
|
gfxFontCache* fontCache = gfxFontCache::GetCache();
|
|
if (fontCache) {
|
|
fontCache->Flush();
|
|
}
|
|
|
|
gfxPlatform::PurgeSkiaFontCache();
|
|
}
|
|
|
|
/* static */
|
|
void gfxPlatform::ForceGlobalReflow() {
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
if (XRE_IsParentProcess()) {
|
|
// Modify a preference that will trigger reflow everywhere (in all
|
|
// content processes, as well as the parent).
|
|
static const char kPrefName[] = "font.internaluseonly.changed";
|
|
bool fontInternalChange = Preferences::GetBool(kPrefName, false);
|
|
Preferences::SetBool(kPrefName, !fontInternalChange);
|
|
} else {
|
|
// Send a notification that will be observed by PresShells in this
|
|
// process only.
|
|
nsCOMPtr<nsIObserverService> obs = services::GetObserverService();
|
|
if (obs) {
|
|
obs->NotifyObservers(nullptr, "font-info-updated", nullptr);
|
|
}
|
|
}
|
|
}
|
|
|
|
void gfxPlatform::FontsPrefsChanged(const char* aPref) {
|
|
NS_ASSERTION(aPref != nullptr, "null preference");
|
|
if (!strcmp(GFX_DOWNLOADABLE_FONTS_ENABLED, aPref)) {
|
|
mAllowDownloadableFonts = UNINITIALIZED_VALUE;
|
|
} else if (!strcmp(GFX_PREF_FALLBACK_USE_CMAPS, aPref)) {
|
|
mFallbackUsesCmaps = UNINITIALIZED_VALUE;
|
|
} else if (!strcmp(GFX_PREF_WORD_CACHE_CHARLIMIT, aPref)) {
|
|
mWordCacheCharLimit = UNINITIALIZED_VALUE;
|
|
FlushFontAndWordCaches();
|
|
} else if (!strcmp(GFX_PREF_WORD_CACHE_MAXENTRIES, aPref)) {
|
|
mWordCacheMaxEntries = UNINITIALIZED_VALUE;
|
|
FlushFontAndWordCaches();
|
|
} else if (!strcmp(GFX_PREF_GRAPHITE_SHAPING, aPref)) {
|
|
mGraphiteShapingEnabled = UNINITIALIZED_VALUE;
|
|
FlushFontAndWordCaches();
|
|
} else if (
|
|
#if defined(XP_MACOSX)
|
|
!strcmp(GFX_PREF_CORETEXT_SHAPING, aPref) ||
|
|
#endif
|
|
!strcmp("gfx.font_rendering.ahem_antialias_none", aPref)) {
|
|
FlushFontAndWordCaches();
|
|
} else if (!strcmp(BIDI_NUMERAL_PREF, aPref)) {
|
|
mBidiNumeralOption = UNINITIALIZED_VALUE;
|
|
} else if (!strcmp(GFX_PREF_OPENTYPE_SVG, aPref)) {
|
|
mOpenTypeSVGEnabled = UNINITIALIZED_VALUE;
|
|
gfxFontCache::GetCache()->AgeAllGenerations();
|
|
gfxFontCache::GetCache()->NotifyGlyphsChanged();
|
|
}
|
|
}
|
|
|
|
mozilla::LogModule* gfxPlatform::GetLog(eGfxLog aWhichLog) {
|
|
// logs shared across gfx
|
|
static LazyLogModule sFontlistLog("fontlist");
|
|
static LazyLogModule sFontInitLog("fontinit");
|
|
static LazyLogModule sTextrunLog("textrun");
|
|
static LazyLogModule sTextrunuiLog("textrunui");
|
|
static LazyLogModule sCmapDataLog("cmapdata");
|
|
static LazyLogModule sTextPerfLog("textperf");
|
|
|
|
switch (aWhichLog) {
|
|
case eGfxLog_fontlist:
|
|
return sFontlistLog;
|
|
case eGfxLog_fontinit:
|
|
return sFontInitLog;
|
|
case eGfxLog_textrun:
|
|
return sTextrunLog;
|
|
case eGfxLog_textrunui:
|
|
return sTextrunuiLog;
|
|
case eGfxLog_cmapdata:
|
|
return sCmapDataLog;
|
|
case eGfxLog_textperf:
|
|
return sTextPerfLog;
|
|
}
|
|
|
|
MOZ_ASSERT_UNREACHABLE("Unexpected log type");
|
|
return nullptr;
|
|
}
|
|
|
|
RefPtr<mozilla::gfx::DrawTarget> gfxPlatform::ScreenReferenceDrawTarget() {
|
|
return (mScreenReferenceDrawTarget)
|
|
? mScreenReferenceDrawTarget
|
|
: gPlatform->CreateOffscreenContentDrawTarget(
|
|
IntSize(1, 1), SurfaceFormat::B8G8R8A8, true);
|
|
}
|
|
|
|
mozilla::gfx::SurfaceFormat gfxPlatform::Optimal2DFormatForContent(
|
|
gfxContentType aContent) {
|
|
switch (aContent) {
|
|
case gfxContentType::COLOR:
|
|
switch (GetOffscreenFormat()) {
|
|
case SurfaceFormat::A8R8G8B8_UINT32:
|
|
return mozilla::gfx::SurfaceFormat::B8G8R8A8;
|
|
case SurfaceFormat::X8R8G8B8_UINT32:
|
|
return mozilla::gfx::SurfaceFormat::B8G8R8X8;
|
|
case SurfaceFormat::R5G6B5_UINT16:
|
|
return mozilla::gfx::SurfaceFormat::R5G6B5_UINT16;
|
|
default:
|
|
MOZ_ASSERT_UNREACHABLE(
|
|
"unknown gfxImageFormat for "
|
|
"gfxContentType::COLOR");
|
|
return mozilla::gfx::SurfaceFormat::B8G8R8A8;
|
|
}
|
|
case gfxContentType::ALPHA:
|
|
return mozilla::gfx::SurfaceFormat::A8;
|
|
case gfxContentType::COLOR_ALPHA:
|
|
return mozilla::gfx::SurfaceFormat::B8G8R8A8;
|
|
default:
|
|
MOZ_ASSERT_UNREACHABLE("unknown gfxContentType");
|
|
return mozilla::gfx::SurfaceFormat::B8G8R8A8;
|
|
}
|
|
}
|
|
|
|
gfxImageFormat gfxPlatform::OptimalFormatForContent(gfxContentType aContent) {
|
|
switch (aContent) {
|
|
case gfxContentType::COLOR:
|
|
return GetOffscreenFormat();
|
|
case gfxContentType::ALPHA:
|
|
return SurfaceFormat::A8;
|
|
case gfxContentType::COLOR_ALPHA:
|
|
return SurfaceFormat::A8R8G8B8_UINT32;
|
|
default:
|
|
MOZ_ASSERT_UNREACHABLE("unknown gfxContentType");
|
|
return SurfaceFormat::A8R8G8B8_UINT32;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* There are a number of layers acceleration (or layers in general) preferences
|
|
* that should be consistent for the lifetime of the application (bug 840967).
|
|
* As such, we will evaluate them all as soon as one of them is evaluated
|
|
* and remember the values. Changing these preferences during the run will
|
|
* not have any effect until we restart.
|
|
*/
|
|
static mozilla::Atomic<bool> sLayersSupportsHardwareVideoDecoding(false);
|
|
static bool sLayersHardwareVideoDecodingFailed = false;
|
|
static bool sBufferRotationCheckPref = true;
|
|
|
|
static mozilla::Atomic<bool> sLayersAccelerationPrefsInitialized(false);
|
|
|
|
static void VideoDecodingFailedChangedCallback(const char* aPref, void*) {
|
|
sLayersHardwareVideoDecodingFailed = Preferences::GetBool(aPref, false);
|
|
gfxPlatform::GetPlatform()->UpdateCanUseHardwareVideoDecoding();
|
|
}
|
|
|
|
void gfxPlatform::UpdateCanUseHardwareVideoDecoding() {
|
|
if (XRE_IsParentProcess()) {
|
|
gfxVars::SetCanUseHardwareVideoDecoding(CanUseHardwareVideoDecoding());
|
|
}
|
|
}
|
|
|
|
void gfxPlatform::UpdateAllowSacrificingSubpixelAA() {
|
|
int64_t kMaxPixels = 1920 * 1200; // WUXGA
|
|
bool allowSacrificingSubpixelAA =
|
|
mScreenPixels > kMaxPixels &&
|
|
!StaticPrefs::
|
|
gfx_webrender_quality_force_disable_sacrificing_subpixel_aa();
|
|
gfxVars::SetAllowSacrificingSubpixelAA(allowSacrificingSubpixelAA);
|
|
}
|
|
|
|
void gfxPlatform::InitAcceleration() {
|
|
if (sLayersAccelerationPrefsInitialized) {
|
|
return;
|
|
}
|
|
|
|
InitCompositorAccelerationPrefs();
|
|
|
|
// If this is called for the first time on a non-main thread, we're screwed.
|
|
// At the moment there's no explicit guarantee that the main thread calls
|
|
// this before the compositor thread, but let's at least make the assumption
|
|
// explicit.
|
|
MOZ_ASSERT(NS_IsMainThread(), "can only initialize prefs on the main thread");
|
|
|
|
nsCOMPtr<nsIGfxInfo> gfxInfo = services::GetGfxInfo();
|
|
nsCString discardFailureId;
|
|
int32_t status;
|
|
|
|
if (XRE_IsParentProcess()) {
|
|
gfxVars::SetBrowserTabsRemoteAutostart(BrowserTabsRemoteAutostart());
|
|
gfxVars::SetOffscreenFormat(GetOffscreenFormat());
|
|
gfxVars::SetRequiresAcceleratedGLContextForCompositorOGL(
|
|
RequiresAcceleratedGLContextForCompositorOGL());
|
|
#ifdef XP_WIN
|
|
if (NS_SUCCEEDED(
|
|
gfxInfo->GetFeatureStatus(nsIGfxInfo::FEATURE_D3D11_KEYED_MUTEX,
|
|
discardFailureId, &status))) {
|
|
gfxVars::SetAllowD3D11KeyedMutex(status == nsIGfxInfo::FEATURE_STATUS_OK);
|
|
} else {
|
|
// If we couldn't properly evaluate the status, err on the side
|
|
// of caution and give this functionality to the user.
|
|
gfxCriticalNote << "Cannot evaluate keyed mutex feature status";
|
|
gfxVars::SetAllowD3D11KeyedMutex(true);
|
|
}
|
|
if (StaticPrefs::gfx_direct3d11_use_double_buffering() &&
|
|
IsWin10OrLater()) {
|
|
gfxVars::SetUseDoubleBufferingWithCompositor(true);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
if (Preferences::GetBool("media.hardware-video-decoding.enabled", false) &&
|
|
#ifdef XP_WIN
|
|
Preferences::GetBool("media.wmf.dxva.enabled", true) &&
|
|
#endif
|
|
NS_SUCCEEDED(
|
|
gfxInfo->GetFeatureStatus(nsIGfxInfo::FEATURE_HARDWARE_VIDEO_DECODING,
|
|
discardFailureId, &status))) {
|
|
if (status == nsIGfxInfo::FEATURE_STATUS_OK ||
|
|
StaticPrefs::media_hardware_video_decoding_force_enabled_AtStartup()) {
|
|
sLayersSupportsHardwareVideoDecoding = true;
|
|
}
|
|
}
|
|
|
|
sLayersAccelerationPrefsInitialized = true;
|
|
|
|
if (XRE_IsParentProcess()) {
|
|
Preferences::RegisterCallbackAndCall(
|
|
VideoDecodingFailedChangedCallback,
|
|
"media.hardware-video-decoding.failed");
|
|
InitGPUProcessPrefs();
|
|
|
|
gfxVars::SetRemoteCanvasEnabled(StaticPrefs::gfx_canvas_remote() &&
|
|
gfxConfig::IsEnabled(Feature::GPU_PROCESS));
|
|
}
|
|
}
|
|
|
|
void gfxPlatform::InitGPUProcessPrefs() {
|
|
// We want to hide this from about:support, so only set a default if the
|
|
// pref is known to be true.
|
|
if (!StaticPrefs::layers_gpu_process_enabled_AtStartup() &&
|
|
!StaticPrefs::layers_gpu_process_force_enabled_AtStartup()) {
|
|
return;
|
|
}
|
|
|
|
FeatureState& gpuProc = gfxConfig::GetFeature(Feature::GPU_PROCESS);
|
|
|
|
// We require E10S - otherwise, there is very little benefit to the GPU
|
|
// process, since the UI process must still use acceleration for
|
|
// performance.
|
|
if (!BrowserTabsRemoteAutostart()) {
|
|
gpuProc.DisableByDefault(FeatureStatus::Unavailable,
|
|
"Multi-process mode is not enabled",
|
|
NS_LITERAL_CSTRING("FEATURE_FAILURE_NO_E10S"));
|
|
} else {
|
|
gpuProc.SetDefaultFromPref(
|
|
StaticPrefs::GetPrefName_layers_gpu_process_enabled(), true,
|
|
StaticPrefs::GetPrefDefault_layers_gpu_process_enabled());
|
|
}
|
|
|
|
if (StaticPrefs::layers_gpu_process_force_enabled_AtStartup()) {
|
|
gpuProc.UserForceEnable("User force-enabled via pref");
|
|
}
|
|
|
|
if (IsHeadless()) {
|
|
gpuProc.ForceDisable(FeatureStatus::Blocked, "Headless mode is enabled",
|
|
NS_LITERAL_CSTRING("FEATURE_FAILURE_HEADLESS_MODE"));
|
|
return;
|
|
}
|
|
if (InSafeMode()) {
|
|
gpuProc.ForceDisable(FeatureStatus::Blocked, "Safe-mode is enabled",
|
|
NS_LITERAL_CSTRING("FEATURE_FAILURE_SAFE_MODE"));
|
|
return;
|
|
}
|
|
if (StaticPrefs::gfx_layerscope_enabled()) {
|
|
gpuProc.ForceDisable(FeatureStatus::Blocked,
|
|
"LayerScope does not work in the GPU process",
|
|
NS_LITERAL_CSTRING("FEATURE_FAILURE_LAYERSCOPE"));
|
|
return;
|
|
}
|
|
|
|
InitPlatformGPUProcessPrefs();
|
|
}
|
|
|
|
void gfxPlatform::InitCompositorAccelerationPrefs() {
|
|
const char* acceleratedEnv = PR_GetEnv("MOZ_ACCELERATED");
|
|
|
|
FeatureState& feature = gfxConfig::GetFeature(Feature::HW_COMPOSITING);
|
|
|
|
// Base value - does the platform allow acceleration?
|
|
if (feature.SetDefault(AccelerateLayersByDefault(), FeatureStatus::Blocked,
|
|
"Acceleration blocked by platform")) {
|
|
if (StaticPrefs::
|
|
layers_acceleration_disabled_AtStartup_DoNotUseDirectly()) {
|
|
feature.UserDisable("Disabled by pref",
|
|
NS_LITERAL_CSTRING("FEATURE_FAILURE_COMP_PREF"));
|
|
} else if (acceleratedEnv && *acceleratedEnv == '0') {
|
|
feature.UserDisable("Disabled by envvar",
|
|
NS_LITERAL_CSTRING("FEATURE_FAILURE_COMP_ENV"));
|
|
}
|
|
} else {
|
|
if (acceleratedEnv && *acceleratedEnv == '1') {
|
|
feature.UserEnable("Enabled by envvar");
|
|
}
|
|
}
|
|
|
|
// This has specific meaning elsewhere, so we always record it.
|
|
if (StaticPrefs::
|
|
layers_acceleration_force_enabled_AtStartup_DoNotUseDirectly()) {
|
|
feature.UserForceEnable("Force-enabled by pref");
|
|
}
|
|
|
|
// Safe, headless, and record/replay modes override everything.
|
|
if (InSafeMode()) {
|
|
feature.ForceDisable(FeatureStatus::Blocked,
|
|
"Acceleration blocked by safe-mode",
|
|
NS_LITERAL_CSTRING("FEATURE_FAILURE_COMP_SAFEMODE"));
|
|
}
|
|
if (IsHeadless()) {
|
|
feature.ForceDisable(
|
|
FeatureStatus::Blocked, "Acceleration blocked by headless mode",
|
|
NS_LITERAL_CSTRING("FEATURE_FAILURE_COMP_HEADLESSMODE"));
|
|
}
|
|
}
|
|
|
|
/*static*/
|
|
bool gfxPlatform::WebRenderPrefEnabled() {
|
|
return StaticPrefs::gfx_webrender_all_AtStartup() ||
|
|
StaticPrefs::gfx_webrender_enabled_AtStartup_DoNotUseDirectly();
|
|
}
|
|
|
|
/*static*/
|
|
bool gfxPlatform::WebRenderEnvvarEnabled() {
|
|
const char* env = PR_GetEnv("MOZ_WEBRENDER");
|
|
return (env && *env == '1');
|
|
}
|
|
|
|
static bool WebRenderEnvvarDisabled() {
|
|
const char* env = PR_GetEnv("MOZ_WEBRENDER");
|
|
return (env && *env == '0');
|
|
}
|
|
|
|
static bool InMarionetteRolloutTest() {
|
|
// This pref only ever gets set in test_pref_rollout_workaround, and in
|
|
// that case we want to ignore the MOZ_WEBRENDER=0 that will be set by
|
|
// the test harness so as to actually make the test work.
|
|
return Preferences::HasUserValue(WR_ROLLOUT_HW_QUALIFIED_OVERRIDE);
|
|
}
|
|
|
|
// If the "gfx.webrender.all.qualified" pref is true we want to enable
|
|
// WebRender for qualifying hardware. The Normandy pref rollout code sets
|
|
// default values on rolled out prefs on every startup, but Gfx starts up
|
|
// before Normandy does. So it's too early to observe the WR qualified pref
|
|
// default value changed by Normandy rollout here yet. So we have a shutdown
|
|
// observer to save the default value on shutdown, and read the saved default
|
|
// value here instead, and emulate the behavior of the pref system, with
|
|
// respect to default/user values of the rollout pref.
|
|
static bool CalculateWrQualifiedPrefValue() {
|
|
auto clearPrefOnExit = MakeScopeExit([]() {
|
|
// Clear the mirror of the default value of the rollout pref on scope exit,
|
|
// if we have one. This ensures the user doesn't mess with the pref.
|
|
// If we need it again, we'll re-create it on shutdown.
|
|
Preferences::ClearUser(WR_ROLLOUT_DEFAULT_PREF);
|
|
});
|
|
|
|
if (!Preferences::HasUserValue(WR_ROLLOUT_PREF) &&
|
|
Preferences::HasUserValue(WR_ROLLOUT_DEFAULT_PREF)) {
|
|
// The user has not set a user pref, and we have a default value set by the
|
|
// shutdown observer. Let's use this as it should be the value Normandy set
|
|
// before startup. WR_ROLLOUT_DEFAULT_PREF should only be set on shutdown by
|
|
// the shutdown observer.
|
|
// Normandy runs *during* startup, but *after* this code here runs (hence
|
|
// the need for the workaround).
|
|
// To have a value stored in the WR_ROLLOUT_DEFAULT_PREF pref here, during
|
|
// the previous run Normandy must have set a default value on the in-memory
|
|
// pref, and on shutdown we stored the default value in this
|
|
// WR_ROLLOUT_DEFAULT_PREF user pref. Then once the user restarts, we
|
|
// observe this pref. Normandy is the only way a default (not user) value
|
|
// can be set for this pref.
|
|
return Preferences::GetBool(WR_ROLLOUT_DEFAULT_PREF,
|
|
WR_ROLLOUT_DEFAULT_PREF_DEFAULTVALUE);
|
|
}
|
|
|
|
// We don't have a user value for the rollout pref, and we don't have the
|
|
// value of the rollout pref at last shutdown stored. So we should fallback
|
|
// to using the default. *But* if we're running
|
|
// under the Marionette pref rollout work-around test, we may want to override
|
|
// the default value expressed here, so we can test the "default disabled;
|
|
// rollout pref enabled" case.
|
|
// Note that those preferences can't be defined in all.js nor
|
|
// StaticPrefsList.h as they would create the pref, leading SaveRolloutPref()
|
|
// above to abort early as the pref would have a valid type.
|
|
// We also don't want those prefs to appear in about:config.
|
|
if (Preferences::HasUserValue(WR_ROLLOUT_PREF_OVERRIDE)) {
|
|
return Preferences::GetBool(WR_ROLLOUT_PREF_OVERRIDE);
|
|
}
|
|
return Preferences::GetBool(WR_ROLLOUT_PREF, WR_ROLLOUT_PREF_DEFAULTVALUE);
|
|
}
|
|
|
|
static FeatureState& WebRenderHardwareQualificationStatus(
|
|
bool* aOutGuardedByQualifiedPref) {
|
|
FeatureState& featureWebRenderQualified =
|
|
gfxConfig::GetFeature(Feature::WEBRENDER_QUALIFIED);
|
|
featureWebRenderQualified.EnableByDefault();
|
|
MOZ_ASSERT(aOutGuardedByQualifiedPref && *aOutGuardedByQualifiedPref);
|
|
|
|
if (Preferences::HasUserValue(WR_ROLLOUT_HW_QUALIFIED_OVERRIDE)) {
|
|
if (!Preferences::GetBool(WR_ROLLOUT_HW_QUALIFIED_OVERRIDE)) {
|
|
featureWebRenderQualified.Disable(
|
|
FeatureStatus::BlockedOverride, "HW qualification pref override",
|
|
NS_LITERAL_CSTRING("FEATURE_FAILURE_WR_QUALIFICATION_OVERRIDE"));
|
|
}
|
|
return featureWebRenderQualified;
|
|
}
|
|
|
|
nsCOMPtr<nsIGfxInfo> gfxInfo = services::GetGfxInfo();
|
|
nsCString failureId;
|
|
int32_t status;
|
|
if (NS_FAILED(gfxInfo->GetFeatureStatus(nsIGfxInfo::FEATURE_WEBRENDER,
|
|
failureId, &status))) {
|
|
featureWebRenderQualified.Disable(
|
|
FeatureStatus::BlockedNoGfxInfo, "gfxInfo is broken",
|
|
NS_LITERAL_CSTRING("FEATURE_FAILURE_WR_NO_GFX_INFO"));
|
|
return featureWebRenderQualified;
|
|
}
|
|
|
|
switch (status) {
|
|
case nsIGfxInfo::FEATURE_ALLOW_ALWAYS:
|
|
#ifndef NIGHTLY_BUILD
|
|
// We want to honour ALLOW_ALWAYS on beta and release, but on nightly,
|
|
// we still want to perform experiments. A larger population is the most
|
|
// useful, demote nightly to merely qualified.
|
|
*aOutGuardedByQualifiedPref = false;
|
|
break;
|
|
#endif
|
|
case nsIGfxInfo::FEATURE_ALLOW_QUALIFIED:
|
|
*aOutGuardedByQualifiedPref = true;
|
|
break;
|
|
case nsIGfxInfo::FEATURE_DENIED:
|
|
featureWebRenderQualified.Disable(FeatureStatus::Denied,
|
|
"Not on allowlist", failureId);
|
|
break;
|
|
default:
|
|
featureWebRenderQualified.Disable(FeatureStatus::Blacklisted,
|
|
"No qualified hardware", failureId);
|
|
break;
|
|
case nsIGfxInfo::FEATURE_STATUS_OK:
|
|
MOZ_ASSERT_UNREACHABLE("We should still be rolling out WebRender!");
|
|
featureWebRenderQualified.Disable(FeatureStatus::Blocked,
|
|
"Not controlled by rollout", failureId);
|
|
break;
|
|
}
|
|
|
|
#if !defined(NIGHTLY_BUILD) && defined(XP_WIN)
|
|
// Disable WebRender if we don't have DirectComposition
|
|
nsAutoString adapterVendorID;
|
|
gfxInfo->GetAdapterVendorID(adapterVendorID);
|
|
if (adapterVendorID == u"0x8086") {
|
|
bool hasBattery = false;
|
|
gfxInfo->GetHasBattery(&hasBattery);
|
|
if (hasBattery && !gfxConfig::IsEnabled(Feature::WEBRENDER_COMPOSITOR)) {
|
|
featureWebRenderQualified.Disable(FeatureStatus::Blocked,
|
|
"Battery Intel requires os compositor",
|
|
NS_LITERAL_CSTRING("INTEL_BATTERY_REQUIRES_DCOMP"));
|
|
}
|
|
}
|
|
#endif
|
|
|
|
return featureWebRenderQualified;
|
|
}
|
|
|
|
void gfxPlatform::InitWebRenderConfig() {
|
|
bool prefEnabled = WebRenderPrefEnabled();
|
|
bool envvarEnabled = WebRenderEnvvarEnabled();
|
|
|
|
// WR? WR+ => means WR was enabled via gfx.webrender.all.qualified on
|
|
// qualified hardware
|
|
// WR! WR+ => means WR was enabled via gfx.webrender.{all,enabled} or
|
|
// envvar, possibly on unqualified hardware
|
|
// In all cases WR- means WR was not enabled, for one of many possible
|
|
// reasons. Prior to bug 1523788 landing the gfx.webrender.{all,enabled}
|
|
// prefs only worked on Nightly so keep that in mind when looking at older
|
|
// crash reports.
|
|
ScopedGfxFeatureReporter reporter("WR", prefEnabled || envvarEnabled);
|
|
if (!XRE_IsParentProcess()) {
|
|
// The parent process runs through all the real decision-making code
|
|
// later in this function. For other processes we still want to report
|
|
// the state of the feature for crash reports.
|
|
if (UseWebRender()) {
|
|
reporter.SetSuccessful();
|
|
}
|
|
return;
|
|
}
|
|
|
|
// Initialize WebRender native compositor usage
|
|
FeatureState& featureComp =
|
|
gfxConfig::GetFeature(Feature::WEBRENDER_COMPOSITOR);
|
|
featureComp.SetDefaultFromPref("gfx.webrender.compositor", true, false);
|
|
|
|
if (StaticPrefs::gfx_webrender_compositor_force_enabled_AtStartup()) {
|
|
featureComp.UserForceEnable("Force enabled by pref");
|
|
}
|
|
|
|
ApplyGfxInfoFeature(nsIGfxInfo::FEATURE_WEBRENDER_COMPOSITOR, featureComp);
|
|
|
|
#ifdef XP_WIN
|
|
if (!gfxVars::UseWebRenderDCompWin()) {
|
|
featureComp.Disable(
|
|
FeatureStatus::Unavailable, "No DirectComposition usage",
|
|
NS_LITERAL_CSTRING("FEATURE_FAILURE_NO_DIRECTCOMPOSITION"));
|
|
}
|
|
|
|
// Disable native compositor when hardware stretching is not supported. It is
|
|
// for avoiding a problem like Bug 1618370.
|
|
// XXX Is there a better check for Bug 1618370?
|
|
if (!DeviceManagerDx::Get()->CheckHardwareStretchingSupport() &&
|
|
HasScaledResolution()) {
|
|
featureComp.Disable(
|
|
FeatureStatus::Unavailable, "No hardware stretching support",
|
|
NS_LITERAL_CSTRING("FEATURE_FAILURE_NO_HARDWARE_STRETCHING"));
|
|
}
|
|
#endif
|
|
|
|
bool guardedByQualifiedPref = true;
|
|
FeatureState& featureWebRenderQualified =
|
|
WebRenderHardwareQualificationStatus(&guardedByQualifiedPref);
|
|
FeatureState& featureWebRender = gfxConfig::GetFeature(Feature::WEBRENDER);
|
|
|
|
featureWebRender.DisableByDefault(
|
|
FeatureStatus::OptIn, "WebRender is an opt-in feature",
|
|
NS_LITERAL_CSTRING("FEATURE_FAILURE_DEFAULT_OFF"));
|
|
|
|
const bool wrQualifiedAll = CalculateWrQualifiedPrefValue();
|
|
|
|
// envvar works everywhere; note that we need this for testing in CI.
|
|
// Prior to bug 1523788, the `prefEnabled` check was only done on Nightly,
|
|
// so as to prevent random users from easily enabling WebRender on
|
|
// unqualified hardware in beta/release.
|
|
if (envvarEnabled) {
|
|
featureWebRender.UserEnable("Force enabled by envvar");
|
|
} else if (prefEnabled) {
|
|
featureWebRender.UserEnable("Force enabled by pref");
|
|
} else if (featureWebRenderQualified.IsEnabled()) {
|
|
// If the HW is qualified, we enable if either the HW has been qualified
|
|
// on the release channel (i.e. it's no longer guarded by the qualified
|
|
// pref), or if the qualified pref is enabled.
|
|
if (!guardedByQualifiedPref) {
|
|
featureWebRender.UserEnable("Qualified in release");
|
|
} else if (wrQualifiedAll) {
|
|
featureWebRender.UserEnable("Qualified enabled by pref");
|
|
}
|
|
}
|
|
|
|
// If the user set the pref to force-disable, let's do that. This will
|
|
// override all the other enabling prefs (gfx.webrender.enabled,
|
|
// gfx.webrender.all, and gfx.webrender.all.qualified).
|
|
if (StaticPrefs::gfx_webrender_force_disabled_AtStartup() ||
|
|
(WebRenderEnvvarDisabled() && !InMarionetteRolloutTest())) {
|
|
featureWebRender.UserDisable(
|
|
"User force-disabled WR",
|
|
NS_LITERAL_CSTRING("FEATURE_FAILURE_USER_FORCE_DISABLED"));
|
|
}
|
|
|
|
// HW_COMPOSITING being disabled implies interfacing with the GPU might break
|
|
if (!gfxConfig::IsEnabled(Feature::HW_COMPOSITING)) {
|
|
featureWebRender.ForceDisable(
|
|
FeatureStatus::UnavailableNoHwCompositing,
|
|
"Hardware compositing is disabled",
|
|
NS_LITERAL_CSTRING("FEATURE_FAILURE_WEBRENDER_NEED_HWCOMP"));
|
|
}
|
|
|
|
if (InSafeMode()) {
|
|
featureWebRender.ForceDisable(
|
|
FeatureStatus::UnavailableInSafeMode, "Safe-mode is enabled",
|
|
NS_LITERAL_CSTRING("FEATURE_FAILURE_SAFE_MODE"));
|
|
}
|
|
|
|
#ifdef XP_WIN
|
|
if (StaticPrefs::gfx_webrender_force_angle_AtStartup()) {
|
|
if (!gfxConfig::IsEnabled(Feature::D3D11_HW_ANGLE)) {
|
|
featureWebRender.ForceDisable(
|
|
FeatureStatus::UnavailableNoAngle, "ANGLE is disabled",
|
|
NS_LITERAL_CSTRING("FEATURE_FAILURE_ANGLE_DISABLED"));
|
|
} else if (
|
|
!gfxConfig::IsEnabled(Feature::GPU_PROCESS)
|
|
# ifdef NIGHTLY_BUILD
|
|
&& !StaticPrefs::
|
|
gfx_webrender_enabled_no_gpu_process_with_angle_win_AtStartup()
|
|
# endif
|
|
) {
|
|
// WebRender with ANGLE relies on the GPU process when on Windows
|
|
featureWebRender.ForceDisable(
|
|
FeatureStatus::UnavailableNoGpuProcess, "GPU Process is disabled",
|
|
NS_LITERAL_CSTRING("FEATURE_FAILURE_GPU_PROCESS_DISABLED"));
|
|
} else {
|
|
gfxVars::SetUseWebRenderANGLE(gfxConfig::IsEnabled(Feature::WEBRENDER));
|
|
}
|
|
}
|
|
#endif
|
|
|
|
if (Preferences::GetBool("gfx.webrender.program-binary-disk", false)) {
|
|
gfxVars::SetUseWebRenderProgramBinaryDisk(
|
|
gfxConfig::IsEnabled(Feature::WEBRENDER));
|
|
}
|
|
|
|
if (Preferences::GetBool("gfx.webrender.software", false)) {
|
|
gfxVars::SetUseSoftwareWebRender(gfxConfig::IsEnabled(Feature::WEBRENDER));
|
|
}
|
|
|
|
// gfxFeature is not usable in the GPU process, so we use gfxVars to transmit
|
|
// this feature
|
|
if (gfxConfig::IsEnabled(Feature::WEBRENDER)) {
|
|
gfxVars::SetUseWebRender(true);
|
|
reporter.SetSuccessful();
|
|
|
|
Preferences::RegisterPrefixCallbackAndCall(WebRenderDebugPrefChangeCallback,
|
|
WR_DEBUG_PREF);
|
|
Preferences::RegisterCallback(
|
|
WebRenderQualityPrefChangeCallback,
|
|
nsDependentCString(
|
|
StaticPrefs::
|
|
GetPrefName_gfx_webrender_quality_force_disable_sacrificing_subpixel_aa()));
|
|
Preferences::RegisterCallback(
|
|
WebRenderMultithreadingPrefChangeCallback,
|
|
nsDependentCString(
|
|
StaticPrefs::GetPrefName_gfx_webrender_enable_multithreading()));
|
|
|
|
Preferences::RegisterCallback(
|
|
WebRenderBatchingPrefChangeCallback,
|
|
nsDependentCString(
|
|
StaticPrefs::GetPrefName_gfx_webrender_batching_lookback()));
|
|
|
|
UpdateAllowSacrificingSubpixelAA();
|
|
}
|
|
#if defined(MOZ_WIDGET_GTK)
|
|
else {
|
|
if (gfxConfig::IsEnabled(Feature::HW_COMPOSITING)) {
|
|
// Hardware compositing should be disabled by default if we aren't using
|
|
// WebRender. We had to check if it is enabled at all, because it may
|
|
// already have been forced disabled (e.g. safe mode, headless). It may
|
|
// still be forced on by the user, and if so, this should have no effect.
|
|
gfxConfig::Disable(Feature::HW_COMPOSITING, FeatureStatus::Blocked,
|
|
"Acceleration blocked by platform");
|
|
}
|
|
|
|
if (!gfxConfig::IsEnabled(Feature::HW_COMPOSITING) &&
|
|
gfxConfig::IsEnabled(Feature::GPU_PROCESS) &&
|
|
!StaticPrefs::layers_gpu_process_allow_software_AtStartup()) {
|
|
// We have neither WebRender nor OpenGL, we don't allow the GPU process
|
|
// for basic compositor, and it wasn't disabled already.
|
|
gfxConfig::Disable(Feature::GPU_PROCESS, FeatureStatus::Unavailable,
|
|
"Hardware compositing is unavailable.");
|
|
}
|
|
}
|
|
#endif
|
|
|
|
#ifdef XP_WIN
|
|
if (Preferences::GetBool("gfx.webrender.flip-sequential", false)) {
|
|
// XXX relax win version to windows 8.
|
|
if (IsWin10OrLater() && UseWebRender() && gfxVars::UseWebRenderANGLE()) {
|
|
gfxVars::SetUseWebRenderFlipSequentialWin(true);
|
|
}
|
|
}
|
|
if (Preferences::GetBool("gfx.webrender.dcomp-win.enabled", false)) {
|
|
// XXX relax win version to windows 8.
|
|
if (IsWin10OrLater() && UseWebRender() && gfxVars::UseWebRenderANGLE()) {
|
|
gfxVars::SetUseWebRenderDCompWin(true);
|
|
}
|
|
}
|
|
if (Preferences::GetBool("gfx.webrender.triple-buffering.enabled", false)) {
|
|
if (gfxVars::UseWebRenderDCompWin() ||
|
|
gfxVars::UseWebRenderFlipSequentialWin()) {
|
|
gfxVars::SetUseWebRenderTripleBufferingWin(true);
|
|
}
|
|
}
|
|
#endif
|
|
|
|
if (!StaticPrefs::gfx_webrender_picture_caching()) {
|
|
featureComp.ForceDisable(
|
|
FeatureStatus::Unavailable, "Picture caching is disabled",
|
|
NS_LITERAL_CSTRING("FEATURE_FAILURE_PICTURE_CACHING_DISABLED"));
|
|
}
|
|
|
|
if (gfx::gfxConfig::IsEnabled(gfx::Feature::WEBRENDER_COMPOSITOR)) {
|
|
gfxVars::SetUseWebRenderCompositor(true);
|
|
}
|
|
|
|
Telemetry::ScalarSet(
|
|
Telemetry::ScalarID::GFX_OS_COMPOSITOR,
|
|
gfx::gfxConfig::IsEnabled(gfx::Feature::WEBRENDER_COMPOSITOR));
|
|
|
|
// Initialize WebRender partial present config.
|
|
// Partial present is used only when WebRender compositor is not used.
|
|
if (StaticPrefs::gfx_webrender_max_partial_present_rects_AtStartup() > 0) {
|
|
if (UseWebRender()) {
|
|
FeatureState& featurePartial =
|
|
gfxConfig::GetFeature(Feature::WEBRENDER_PARTIAL);
|
|
featurePartial.EnableByDefault();
|
|
if (StaticPrefs::gfx_webrender_picture_caching()) {
|
|
gfxVars::SetWebRenderMaxPartialPresentRects(
|
|
StaticPrefs::gfx_webrender_max_partial_present_rects_AtStartup());
|
|
// Call UserEnable() only for reporting to Decision Log.
|
|
// If feature is enabled by default. It is not reported to Decision Log.
|
|
featurePartial.UserEnable("Enabled");
|
|
} else {
|
|
featurePartial.ForceDisable(
|
|
FeatureStatus::Unavailable, "Picture caching is disabled",
|
|
NS_LITERAL_CSTRING("FEATURE_FAILURE_PICTURE_CACHING_DISABLED"));
|
|
}
|
|
}
|
|
}
|
|
|
|
// Set features that affect WR's RendererOptions
|
|
gfxVars::SetUseGLSwizzle(
|
|
IsFeatureSupported(nsIGfxInfo::FEATURE_GL_SWIZZLE, true));
|
|
|
|
// The RemoveShaderCacheFromDiskIfNecessary() needs to be called after
|
|
// WebRenderConfig initialization.
|
|
gfxUtils::RemoveShaderCacheFromDiskIfNecessary();
|
|
}
|
|
|
|
void gfxPlatform::InitWebGPUConfig() {
|
|
FeatureState& feature = gfxConfig::GetFeature(Feature::WEBGPU);
|
|
feature.SetDefaultFromPref("dom.webgpu.enabled", true, false);
|
|
#ifndef NIGHTLY_BUILD
|
|
feature.ForceDisable(FeatureStatus::Blocked,
|
|
"WebGPU can only be enabled in nightly",
|
|
NS_LITERAL_CSTRING("WEBGPU_DISABLE_NON_NIGHTLY"));
|
|
#endif
|
|
}
|
|
|
|
void gfxPlatform::InitOMTPConfig() {
|
|
ScopedGfxFeatureReporter reporter("OMTP");
|
|
|
|
FeatureState& omtp = gfxConfig::GetFeature(Feature::OMTP);
|
|
int32_t paintWorkerCount = PaintThread::CalculatePaintWorkerCount();
|
|
|
|
if (!XRE_IsParentProcess()) {
|
|
// The parent process runs through all the real decision-making code
|
|
// later in this function. For other processes we still want to report
|
|
// the state of the feature for crash reports.
|
|
if (gfxVars::UseOMTP()) {
|
|
reporter.SetSuccessful(paintWorkerCount);
|
|
}
|
|
return;
|
|
}
|
|
|
|
omtp.SetDefaultFromPref("layers.omtp.enabled", true,
|
|
Preferences::GetBool("layers.omtp.enabled", false,
|
|
PrefValueKind::Default));
|
|
|
|
if (sizeof(void*) <= sizeof(uint32_t)) {
|
|
int32_t cpuCores = PR_GetNumberOfProcessors();
|
|
const uint64_t kMinSystemMemory = 2147483648; // 2 GB
|
|
if (cpuCores <= 2) {
|
|
omtp.ForceDisable(FeatureStatus::Broken,
|
|
"OMTP is not supported on 32-bit with <= 2 cores",
|
|
NS_LITERAL_CSTRING("FEATURE_FAILURE_OMTP_32BIT_CORES"));
|
|
} else if (mTotalSystemMemory < kMinSystemMemory) {
|
|
omtp.ForceDisable(FeatureStatus::Broken,
|
|
"OMTP is not supported on 32-bit with < 2 GB RAM",
|
|
NS_LITERAL_CSTRING("FEATURE_FAILURE_OMTP_32BIT_MEM"));
|
|
}
|
|
}
|
|
|
|
if (mContentBackend == BackendType::CAIRO) {
|
|
omtp.ForceDisable(FeatureStatus::Broken,
|
|
"OMTP is not supported when using cairo",
|
|
NS_LITERAL_CSTRING("FEATURE_FAILURE_COMP_PREF"));
|
|
}
|
|
|
|
#ifdef XP_MACOSX
|
|
if (!nsCocoaFeatures::OnYosemiteOrLater()) {
|
|
omtp.ForceDisable(FeatureStatus::Blocked, "OMTP blocked before OSX 10.10",
|
|
NS_LITERAL_CSTRING("FEATURE_FAILURE_OMTP_OSX_MAVERICKS"));
|
|
}
|
|
#endif
|
|
|
|
if (InSafeMode()) {
|
|
omtp.ForceDisable(FeatureStatus::Blocked, "OMTP blocked by safe-mode",
|
|
NS_LITERAL_CSTRING("FEATURE_FAILURE_COMP_SAFEMODE"));
|
|
}
|
|
|
|
if (omtp.IsEnabled()) {
|
|
gfxVars::SetUseOMTP(true);
|
|
reporter.SetSuccessful(paintWorkerCount);
|
|
}
|
|
}
|
|
|
|
bool gfxPlatform::CanUseHardwareVideoDecoding() {
|
|
// this function is called from the compositor thread, so it is not
|
|
// safe to init the prefs etc. from here.
|
|
MOZ_ASSERT(sLayersAccelerationPrefsInitialized);
|
|
return sLayersSupportsHardwareVideoDecoding &&
|
|
!sLayersHardwareVideoDecodingFailed;
|
|
}
|
|
|
|
bool gfxPlatform::AccelerateLayersByDefault() {
|
|
#if defined(MOZ_GL_PROVIDER) || defined(MOZ_WIDGET_UIKIT)
|
|
return true;
|
|
#else
|
|
return false;
|
|
#endif
|
|
}
|
|
|
|
bool gfxPlatform::BufferRotationEnabled() {
|
|
MutexAutoLock autoLock(*gGfxPlatformPrefsLock);
|
|
|
|
return sBufferRotationCheckPref &&
|
|
StaticPrefs::layers_bufferrotation_enabled_AtStartup();
|
|
}
|
|
|
|
void gfxPlatform::DisableBufferRotation() {
|
|
MutexAutoLock autoLock(*gGfxPlatformPrefsLock);
|
|
|
|
sBufferRotationCheckPref = false;
|
|
}
|
|
|
|
/* static */
|
|
bool gfxPlatform::UsesOffMainThreadCompositing() {
|
|
if (XRE_GetProcessType() == GeckoProcessType_GPU) {
|
|
return true;
|
|
}
|
|
|
|
static bool firstTime = true;
|
|
static bool result = false;
|
|
|
|
if (firstTime) {
|
|
MOZ_ASSERT(sLayersAccelerationPrefsInitialized);
|
|
result = gfxVars::BrowserTabsRemoteAutostart() ||
|
|
!StaticPrefs::
|
|
layers_offmainthreadcomposition_force_disabled_AtStartup();
|
|
#if defined(MOZ_WIDGET_GTK)
|
|
// Linux users who chose OpenGL are being grandfathered in to OMTC
|
|
result |= StaticPrefs::
|
|
layers_acceleration_force_enabled_AtStartup_DoNotUseDirectly();
|
|
|
|
#endif
|
|
firstTime = false;
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
bool gfxPlatform::UsesTiling() const {
|
|
bool usesSkia = GetDefaultContentBackend() == BackendType::SKIA;
|
|
|
|
// We can't just test whether the PaintThread is initialized here because
|
|
// this function is used when initializing the PaintThread. So instead we
|
|
// check the conditions that enable OMTP with parallel painting.
|
|
bool usesPOMTP = XRE_IsContentProcess() && gfxVars::UseOMTP() &&
|
|
(StaticPrefs::layers_omtp_paint_workers_AtStartup() == -1 ||
|
|
StaticPrefs::layers_omtp_paint_workers_AtStartup() > 1);
|
|
|
|
return StaticPrefs::layers_enable_tiles_AtStartup() ||
|
|
(StaticPrefs::layers_enable_tiles_if_skia_pomtp_AtStartup() &&
|
|
usesSkia && usesPOMTP);
|
|
}
|
|
|
|
bool gfxPlatform::ContentUsesTiling() const {
|
|
BackendPrefsData data = GetBackendPrefs();
|
|
BackendType contentBackend = GetContentBackendPref(data.mContentBitmask);
|
|
if (contentBackend == BackendType::NONE) {
|
|
contentBackend = data.mContentDefault;
|
|
}
|
|
|
|
bool contentUsesSkia = contentBackend == BackendType::SKIA;
|
|
bool contentUsesPOMTP =
|
|
gfxVars::UseOMTP() &&
|
|
(StaticPrefs::layers_omtp_paint_workers_AtStartup() == -1 ||
|
|
StaticPrefs::layers_omtp_paint_workers_AtStartup() > 1);
|
|
|
|
return StaticPrefs::layers_enable_tiles_AtStartup() ||
|
|
(StaticPrefs::layers_enable_tiles_if_skia_pomtp_AtStartup() &&
|
|
contentUsesSkia && contentUsesPOMTP);
|
|
}
|
|
|
|
/***
|
|
* The preference "layout.frame_rate" has 3 meanings depending on the value:
|
|
*
|
|
* -1 = Auto (default), use hardware vsync or software vsync @ 60 hz if hw
|
|
* vsync fails.
|
|
* 0 = ASAP mode - used during talos testing.
|
|
* X = Software vsync at a rate of X times per second.
|
|
*/
|
|
already_AddRefed<mozilla::gfx::VsyncSource>
|
|
gfxPlatform::CreateHardwareVsyncSource() {
|
|
RefPtr<mozilla::gfx::VsyncSource> softwareVsync = new SoftwareVsyncSource();
|
|
return softwareVsync.forget();
|
|
}
|
|
|
|
/* static */
|
|
bool gfxPlatform::IsInLayoutAsapMode() {
|
|
// There are 2 modes of ASAP mode.
|
|
// 1 is that the refresh driver and compositor are in lock step
|
|
// the second is that the compositor goes ASAP and the refresh driver
|
|
// goes at whatever the configurated rate is. This only checks the version
|
|
// talos uses, which is the refresh driver and compositor are in lockstep.
|
|
return StaticPrefs::layout_frame_rate() == 0;
|
|
}
|
|
|
|
/* static */
|
|
bool gfxPlatform::ForceSoftwareVsync() {
|
|
return StaticPrefs::layout_frame_rate() > 0;
|
|
}
|
|
|
|
/* static */
|
|
int gfxPlatform::GetSoftwareVsyncRate() {
|
|
int preferenceRate = StaticPrefs::layout_frame_rate();
|
|
if (preferenceRate <= 0) {
|
|
return gfxPlatform::GetDefaultFrameRate();
|
|
}
|
|
return preferenceRate;
|
|
}
|
|
|
|
/* static */
|
|
int gfxPlatform::GetDefaultFrameRate() { return 60; }
|
|
|
|
/* static */
|
|
void gfxPlatform::ReInitFrameRate() {
|
|
if (XRE_IsParentProcess()) {
|
|
RefPtr<VsyncSource> oldSource = gPlatform->mVsyncSource;
|
|
|
|
// Start a new one:
|
|
if (gfxPlatform::ForceSoftwareVsync()) {
|
|
gPlatform->mVsyncSource =
|
|
(gPlatform)->gfxPlatform::CreateHardwareVsyncSource();
|
|
} else {
|
|
gPlatform->mVsyncSource = gPlatform->CreateHardwareVsyncSource();
|
|
}
|
|
// Tidy up old vsync source.
|
|
if (oldSource) {
|
|
oldSource->MoveListenersToNewSource(gPlatform->mVsyncSource);
|
|
oldSource->Shutdown();
|
|
}
|
|
}
|
|
}
|
|
|
|
void gfxPlatform::GetAzureBackendInfo(mozilla::widget::InfoObject& aObj) {
|
|
if (gfxConfig::IsEnabled(Feature::GPU_PROCESS)) {
|
|
aObj.DefineProperty("AzureCanvasBackend (UI Process)",
|
|
GetBackendName(mPreferredCanvasBackend));
|
|
aObj.DefineProperty("AzureFallbackCanvasBackend (UI Process)",
|
|
GetBackendName(mFallbackCanvasBackend));
|
|
aObj.DefineProperty("AzureContentBackend (UI Process)",
|
|
GetBackendName(mContentBackend));
|
|
|
|
// Assume content process' backend prefs.
|
|
BackendPrefsData data = GetBackendPrefs();
|
|
BackendType canvasBackend = GetCanvasBackendPref(data.mCanvasBitmask);
|
|
if (canvasBackend == BackendType::NONE) {
|
|
canvasBackend = data.mCanvasDefault;
|
|
}
|
|
BackendType contentBackend = GetContentBackendPref(data.mContentBitmask);
|
|
if (contentBackend == BackendType::NONE) {
|
|
contentBackend = data.mContentDefault;
|
|
}
|
|
aObj.DefineProperty("AzureCanvasBackend", GetBackendName(canvasBackend));
|
|
aObj.DefineProperty("AzureContentBackend", GetBackendName(contentBackend));
|
|
} else {
|
|
aObj.DefineProperty("AzureCanvasBackend",
|
|
GetBackendName(mPreferredCanvasBackend));
|
|
aObj.DefineProperty("AzureFallbackCanvasBackend",
|
|
GetBackendName(mFallbackCanvasBackend));
|
|
aObj.DefineProperty("AzureContentBackend", GetBackendName(mContentBackend));
|
|
}
|
|
}
|
|
|
|
void gfxPlatform::GetApzSupportInfo(mozilla::widget::InfoObject& aObj) {
|
|
if (!gfxPlatform::AsyncPanZoomEnabled()) {
|
|
return;
|
|
}
|
|
|
|
if (SupportsApzWheelInput()) {
|
|
aObj.DefineProperty("ApzWheelInput", 1);
|
|
}
|
|
|
|
if (SupportsApzTouchInput()) {
|
|
aObj.DefineProperty("ApzTouchInput", 1);
|
|
}
|
|
|
|
if (SupportsApzDragInput()) {
|
|
aObj.DefineProperty("ApzDragInput", 1);
|
|
}
|
|
|
|
if (SupportsApzKeyboardInput() &&
|
|
!StaticPrefs::accessibility_browsewithcaret()) {
|
|
aObj.DefineProperty("ApzKeyboardInput", 1);
|
|
}
|
|
|
|
if (SupportsApzAutoscrolling()) {
|
|
aObj.DefineProperty("ApzAutoscrollInput", 1);
|
|
}
|
|
|
|
if (SupportsApzZooming()) {
|
|
aObj.DefineProperty("ApzZoomingInput", 1);
|
|
}
|
|
}
|
|
|
|
void gfxPlatform::GetTilesSupportInfo(mozilla::widget::InfoObject& aObj) {
|
|
if (!StaticPrefs::layers_enable_tiles_AtStartup()) {
|
|
return;
|
|
}
|
|
|
|
IntSize tileSize = gfxVars::TileSize();
|
|
aObj.DefineProperty("TileHeight", tileSize.height);
|
|
aObj.DefineProperty("TileWidth", tileSize.width);
|
|
}
|
|
|
|
void gfxPlatform::GetFrameStats(mozilla::widget::InfoObject& aObj) {
|
|
uint32_t i = 0;
|
|
for (FrameStats& f : mFrameStats) {
|
|
nsPrintfCString name("Slow Frame #%02u", ++i);
|
|
|
|
nsPrintfCString value(
|
|
"Frame %" PRIu64
|
|
"(%s) CONTENT_FRAME_TIME %d - Transaction start %f, main-thread time "
|
|
"%f, full paint time %f, Skipped composites %u, Composite start %f, "
|
|
"Resource upload time %f, GPU cache upload time %f, Render time %f, "
|
|
"Composite time %f",
|
|
f.id().mId, f.url().get(), f.contentFrameTime(),
|
|
(f.transactionStart() - f.refreshStart()).ToMilliseconds(),
|
|
(f.fwdTime() - f.transactionStart()).ToMilliseconds(),
|
|
f.sceneBuiltTime()
|
|
? (f.sceneBuiltTime() - f.transactionStart()).ToMilliseconds()
|
|
: 0.0,
|
|
f.skippedComposites(),
|
|
(f.compositeStart() - f.refreshStart()).ToMilliseconds(),
|
|
f.resourceUploadTime(), f.gpuCacheUploadTime(),
|
|
(f.compositeEnd() - f.renderStart()).ToMilliseconds(),
|
|
(f.compositeEnd() - f.compositeStart()).ToMilliseconds());
|
|
aObj.DefineProperty(name.get(), value.get());
|
|
}
|
|
}
|
|
|
|
void gfxPlatform::GetCMSSupportInfo(mozilla::widget::InfoObject& aObj) {
|
|
nsTArray<uint8_t> outputProfileData =
|
|
gfxPlatform::GetPlatform()->GetPlatformCMSOutputProfileData();
|
|
if (outputProfileData.IsEmpty()) {
|
|
nsPrintfCString msg("Empty profile data");
|
|
aObj.DefineProperty("CMSOutputProfile", msg.get());
|
|
return;
|
|
}
|
|
|
|
// Some profiles can be quite large. We don't want to include giant profiles
|
|
// by default in about:support. For now, we only accept less than 8kiB.
|
|
const size_t kMaxProfileSize = 8192;
|
|
if (outputProfileData.Length() >= kMaxProfileSize) {
|
|
nsPrintfCString msg("%zu bytes, too large", outputProfileData.Length());
|
|
aObj.DefineProperty("CMSOutputProfile", msg.get());
|
|
return;
|
|
}
|
|
|
|
char* encodedProfile = nullptr;
|
|
nsresult rv =
|
|
Base64Encode(reinterpret_cast<char*>(outputProfileData.Elements()),
|
|
outputProfileData.Length(), &encodedProfile);
|
|
if (!NS_SUCCEEDED(rv)) {
|
|
nsPrintfCString msg("base64 encode failed 0x%08x",
|
|
static_cast<uint32_t>(rv));
|
|
aObj.DefineProperty("CMSOutputProfile", msg.get());
|
|
return;
|
|
}
|
|
|
|
aObj.DefineProperty("CMSOutputProfile", encodedProfile);
|
|
free(encodedProfile);
|
|
}
|
|
|
|
void gfxPlatform::GetDisplayInfo(mozilla::widget::InfoObject& aObj) {
|
|
nsCOMPtr<nsIGfxInfo> gfxInfo = services::GetGfxInfo();
|
|
|
|
nsTArray<nsString> displayInfo;
|
|
auto rv = gfxInfo->GetDisplayInfo(displayInfo);
|
|
if (NS_SUCCEEDED(rv)) {
|
|
size_t displayCount = displayInfo.Length();
|
|
aObj.DefineProperty("DisplayCount", displayCount);
|
|
|
|
for (size_t i = 0; i < displayCount; i++) {
|
|
nsPrintfCString name("Display%zu", i);
|
|
aObj.DefineProperty(name.get(), displayInfo[i]);
|
|
}
|
|
}
|
|
}
|
|
|
|
class FrameStatsComparator {
|
|
public:
|
|
bool Equals(const FrameStats& aA, const FrameStats& aB) const {
|
|
return aA.contentFrameTime() == aB.contentFrameTime();
|
|
}
|
|
// Reverse the condition here since we want the array sorted largest to
|
|
// smallest.
|
|
bool LessThan(const FrameStats& aA, const FrameStats& aB) const {
|
|
return aA.contentFrameTime() > aB.contentFrameTime();
|
|
}
|
|
};
|
|
|
|
void gfxPlatform::NotifyFrameStats(nsTArray<FrameStats>&& aFrameStats) {
|
|
if (!StaticPrefs::gfx_logging_slow_frames_enabled_AtStartup()) {
|
|
return;
|
|
}
|
|
|
|
FrameStatsComparator comp;
|
|
for (FrameStats& f : aFrameStats) {
|
|
mFrameStats.InsertElementSorted(f, comp);
|
|
}
|
|
if (mFrameStats.Length() > 10) {
|
|
mFrameStats.SetLength(10);
|
|
}
|
|
}
|
|
|
|
/*static*/
|
|
uint32_t gfxPlatform::TargetFrameRate() {
|
|
if (gPlatform && gPlatform->mVsyncSource) {
|
|
VsyncSource::Display& display = gPlatform->mVsyncSource->GetGlobalDisplay();
|
|
return round(1000.0 / display.GetVsyncRate().ToMilliseconds());
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/*static*/
|
|
bool gfxPlatform::AsyncPanZoomEnabled() {
|
|
#if !defined(MOZ_WIDGET_ANDROID) && !defined(MOZ_WIDGET_UIKIT)
|
|
// For XUL applications (everything but Firefox on Android)
|
|
// we only want to use APZ when E10S is enabled. If
|
|
// we ever get input events off the main thread we can consider relaxing
|
|
// this requirement.
|
|
if (!BrowserTabsRemoteAutostart()) {
|
|
return false;
|
|
}
|
|
#endif
|
|
#ifdef MOZ_WIDGET_ANDROID
|
|
return true;
|
|
#else
|
|
return StaticPrefs::
|
|
layers_async_pan_zoom_enabled_AtStartup_DoNotUseDirectly();
|
|
#endif
|
|
}
|
|
|
|
/*static*/
|
|
bool gfxPlatform::PerfWarnings() {
|
|
return StaticPrefs::gfx_perf_warnings_enabled();
|
|
}
|
|
|
|
void gfxPlatform::GetAcceleratedCompositorBackends(
|
|
nsTArray<LayersBackend>& aBackends) {
|
|
if (gfxConfig::IsEnabled(Feature::OPENGL_COMPOSITING)) {
|
|
aBackends.AppendElement(LayersBackend::LAYERS_OPENGL);
|
|
} else {
|
|
static int tell_me_once = 0;
|
|
if (!tell_me_once) {
|
|
NS_WARNING("OpenGL-accelerated layers are not supported on this system");
|
|
tell_me_once = 1;
|
|
}
|
|
#ifdef MOZ_WIDGET_ANDROID
|
|
MOZ_CRASH(
|
|
"OpenGL-accelerated layers are a hard requirement on this platform. "
|
|
"Cannot continue without support for them");
|
|
#endif
|
|
}
|
|
}
|
|
|
|
void gfxPlatform::GetCompositorBackends(
|
|
bool useAcceleration, nsTArray<mozilla::layers::LayersBackend>& aBackends) {
|
|
if (useAcceleration) {
|
|
GetAcceleratedCompositorBackends(aBackends);
|
|
}
|
|
aBackends.AppendElement(LayersBackend::LAYERS_BASIC);
|
|
}
|
|
|
|
void gfxPlatform::NotifyCompositorCreated(LayersBackend aBackend) {
|
|
if (mCompositorBackend == aBackend) {
|
|
return;
|
|
}
|
|
|
|
if (mCompositorBackend != LayersBackend::LAYERS_NONE) {
|
|
gfxCriticalNote << "Compositors might be mixed (" << int(mCompositorBackend)
|
|
<< "," << int(aBackend) << ")";
|
|
}
|
|
|
|
// Set the backend before we notify so it's available immediately.
|
|
mCompositorBackend = aBackend;
|
|
|
|
if (XRE_IsParentProcess()) {
|
|
Telemetry::ScalarSet(
|
|
Telemetry::ScalarID::GFX_COMPOSITOR,
|
|
NS_ConvertUTF8toUTF16(GetLayersBackendName(mCompositorBackend)));
|
|
}
|
|
|
|
// Notify that we created a compositor, so telemetry can update.
|
|
NS_DispatchToMainThread(
|
|
NS_NewRunnableFunction("gfxPlatform::NotifyCompositorCreated", [] {
|
|
if (nsCOMPtr<nsIObserverService> obsvc =
|
|
services::GetObserverService()) {
|
|
obsvc->NotifyObservers(nullptr, "compositor:created", nullptr);
|
|
}
|
|
}));
|
|
}
|
|
|
|
/* static */
|
|
void gfxPlatform::NotifyGPUProcessDisabled() {
|
|
if (gfxConfig::IsEnabled(Feature::WEBRENDER)) {
|
|
gfxConfig::GetFeature(Feature::WEBRENDER)
|
|
.ForceDisable(
|
|
FeatureStatus::Unavailable, "GPU Process is disabled",
|
|
NS_LITERAL_CSTRING("FEATURE_FAILURE_GPU_PROCESS_DISABLED"));
|
|
gfxVars::SetUseWebRender(false);
|
|
}
|
|
|
|
gfxVars::SetRemoteCanvasEnabled(false);
|
|
}
|
|
|
|
void gfxPlatform::FetchAndImportContentDeviceData() {
|
|
MOZ_ASSERT(XRE_IsContentProcess());
|
|
|
|
if (gContentDeviceInitData) {
|
|
ImportContentDeviceData(*gContentDeviceInitData);
|
|
return;
|
|
}
|
|
|
|
mozilla::dom::ContentChild* cc = mozilla::dom::ContentChild::GetSingleton();
|
|
|
|
mozilla::gfx::ContentDeviceData data;
|
|
cc->SendGetGraphicsDeviceInitData(&data);
|
|
|
|
ImportContentDeviceData(data);
|
|
}
|
|
|
|
void gfxPlatform::ImportContentDeviceData(
|
|
const mozilla::gfx::ContentDeviceData& aData) {
|
|
MOZ_ASSERT(XRE_IsContentProcess());
|
|
|
|
const DevicePrefs& prefs = aData.prefs();
|
|
gfxConfig::Inherit(Feature::HW_COMPOSITING, prefs.hwCompositing());
|
|
gfxConfig::Inherit(Feature::OPENGL_COMPOSITING, prefs.oglCompositing());
|
|
}
|
|
|
|
void gfxPlatform::BuildContentDeviceData(
|
|
mozilla::gfx::ContentDeviceData* aOut) {
|
|
MOZ_ASSERT(XRE_IsParentProcess());
|
|
|
|
// Make sure our settings are synchronized from the GPU process.
|
|
GPUProcessManager::Get()->EnsureGPUReady();
|
|
|
|
aOut->prefs().hwCompositing() = gfxConfig::GetValue(Feature::HW_COMPOSITING);
|
|
aOut->prefs().oglCompositing() =
|
|
gfxConfig::GetValue(Feature::OPENGL_COMPOSITING);
|
|
}
|
|
|
|
void gfxPlatform::ImportGPUDeviceData(
|
|
const mozilla::gfx::GPUDeviceData& aData) {
|
|
MOZ_ASSERT(XRE_IsParentProcess());
|
|
|
|
gfxConfig::ImportChange(Feature::OPENGL_COMPOSITING, aData.oglCompositing());
|
|
gfxConfig::ImportChange(Feature::ADVANCED_LAYERS, aData.advancedLayers());
|
|
}
|
|
|
|
bool gfxPlatform::SupportsApzTouchInput() const {
|
|
return dom::TouchEvent::PrefEnabled(nullptr);
|
|
}
|
|
|
|
bool gfxPlatform::SupportsApzDragInput() const {
|
|
return StaticPrefs::apz_drag_enabled();
|
|
}
|
|
|
|
bool gfxPlatform::SupportsApzKeyboardInput() const {
|
|
return StaticPrefs::apz_keyboard_enabled_AtStartup();
|
|
}
|
|
|
|
bool gfxPlatform::SupportsApzAutoscrolling() const {
|
|
return StaticPrefs::apz_autoscroll_enabled();
|
|
}
|
|
|
|
bool gfxPlatform::SupportsApzZooming() const {
|
|
return StaticPrefs::apz_allow_zooming();
|
|
}
|
|
|
|
void gfxPlatform::InitOpenGLConfig() {
|
|
#ifdef XP_WIN
|
|
// Don't enable by default on Windows, since it could show up in about:support
|
|
// even though it'll never get used. Only attempt if user enables the pref
|
|
if (!Preferences::GetBool("layers.prefer-opengl")) {
|
|
return;
|
|
}
|
|
#endif
|
|
|
|
FeatureState& openGLFeature =
|
|
gfxConfig::GetFeature(Feature::OPENGL_COMPOSITING);
|
|
|
|
// Check to see hw comp supported
|
|
if (!gfxConfig::IsEnabled(Feature::HW_COMPOSITING)) {
|
|
openGLFeature.DisableByDefault(
|
|
FeatureStatus::Unavailable, "Hardware compositing is disabled",
|
|
NS_LITERAL_CSTRING("FEATURE_FAILURE_OPENGL_NEED_HWCOMP"));
|
|
return;
|
|
}
|
|
|
|
#ifdef XP_WIN
|
|
openGLFeature.SetDefaultFromPref(
|
|
StaticPrefs::GetPrefName_layers_prefer_opengl(), true,
|
|
StaticPrefs::GetPrefDefault_layers_prefer_opengl());
|
|
#else
|
|
openGLFeature.EnableByDefault();
|
|
#endif
|
|
|
|
// When layers acceleration is force-enabled, enable it even for blacklisted
|
|
// devices.
|
|
if (StaticPrefs::
|
|
layers_acceleration_force_enabled_AtStartup_DoNotUseDirectly()) {
|
|
openGLFeature.UserForceEnable("Force-enabled by pref");
|
|
return;
|
|
}
|
|
|
|
nsCString message;
|
|
nsCString failureId;
|
|
if (!IsGfxInfoStatusOkay(nsIGfxInfo::FEATURE_OPENGL_LAYERS, &message,
|
|
failureId)) {
|
|
openGLFeature.Disable(FeatureStatus::Blacklisted, message.get(), failureId);
|
|
}
|
|
}
|
|
|
|
bool gfxPlatform::IsGfxInfoStatusOkay(int32_t aFeature, nsCString* aOutMessage,
|
|
nsCString& aFailureId) {
|
|
nsCOMPtr<nsIGfxInfo> gfxInfo = services::GetGfxInfo();
|
|
if (!gfxInfo) {
|
|
return true;
|
|
}
|
|
|
|
int32_t status;
|
|
if (NS_SUCCEEDED(gfxInfo->GetFeatureStatus(aFeature, aFailureId, &status)) &&
|
|
status != nsIGfxInfo::FEATURE_STATUS_OK) {
|
|
aOutMessage->AssignLiteral("#BLOCKLIST_");
|
|
aOutMessage->AppendASCII(aFailureId.get());
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|