Web API
ウェブのコードを書く時は、数多くの Web API が利用できます。以下に、ウェブアプリやサイトを開発する際に利用することができる可能性があるすべてのインターフェイス（オブジェクト型）のリストを挙げます。
Web API は通常 JavaScript とともに使用されますが、常にそうとは限りません。
API 仕様書日本語索引
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API 仕様書英語索引
利用可能なすべての API の一覧です。
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- バックグラウンドフェッチ API
- バックグラウンド同期 API
- バックグラウンドタスク API
- Badging API
- バーコード検出 API
- バッテリー状態 API
- Beacon API
- ブロードキャストチャンネル API
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- CSS カスタムハイライト API
- CSS フォント読み込み API
- CSS 描画 API
- CSS プロパティと値 API
- CSS 型付きオブジェクトモデル API
- CSS オブジェクトモデル (CSSOM)
- CSSOM ビュー API
- キャンバス API
- チャンネルメッセージング API
- クリップボード API
- Compression Streams API
- Compute Pressure API
- コンソール API
- 連絡先ピッカー API
- Content Index API
- Cookie Store API
- 資格情報管理 API
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E
F
- Federated Credential Management (FedCM) API
- フェンスフレーム API
- フェッチ API
- ファイル API
- ファイルシステム API
- ファイルとディレクトリー項目 API
- Force Touch events
- 全画面 API
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- Idle Detection API
- IndexedDB API
- インク API
- 入力機器能力 API
- Insertable Streams for MediaStreamTrack API
- 交差オブザーバー API
- 呼び出しコマンド API
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- MediaStream 画像キャプチャ API
- Media Capabilities API
- メディアキャプチャとストリーム API (メディアストリーム)
- メディアセッション API
- メディアソース拡張機能 API
- MediaStream 収録 API
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- ページ可視性 API
- 決済リクエスト API
- パフォーマンス API
- 権限 API
- ピクチャインピクチャ API
- ポインターイベント
- ポインターロック API
- ポップオーバー API
- プレゼンテーション API
- Prioritized Task Scheduling API
- Private State Token API
- プッシュ API
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- SVG API
- 画面キャプチャ API
- 画面方向 API
- 画面起動ロック API
- Selection API
- センサー API 群
- サーバー送信イベント
- サービスワーカー API
- Shared Storage API
- 投機ルール API
- Storage API
- Storage Access API
- ストリーム API
- Summarizer API
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- Web Bluetooth API
- ウェブ定期バックグラウンド同期 API
- ウェブアニメーション API
- ウェブオーディオ API
- ウェブ認証 API
- ウェブコンポーネント
- Web Crypto API
- Web Locks API
- Web MIDI API
- ウェブ NFC API
- Web Serial API
- ウェブ共有 API
- ウェブ音声 API
- ウェブストレージ API
- ウェブワーカー API
- Web-based Payment Handler API
- WebCodecs API
- WebGL: ウェブの 2D および 3D グラフィック
- WebGPU API
- WebHID API
- WebOTP API
- WebRTC API
- WebSocket API (WebSockets)
- WebTransport API
- WebUSB API
- WebVR API
- WebVTT API
- WebXR 機器 API
- Window Controls Overlay API
- Window Management API
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インターフェイス
利用可能なすべてのインターフェイス (すなわちオブジェクトの型) の一覧です。
A
AbortControllerAbortSignalAbsoluteOrientationSensorAbstractRangeAccelerometerAesCbcParamsAesCtrParamsAesDerivedKeyParamsAesGcmParamsAesKeyGenParamsAmbientLightSensorAnalyserNodeANGLE_instanced_arraysAnimationAnimationEffectAnimationEventAnimationPlaybackEventAnimationTimelineAttrAudioBufferAudioBufferSourceNodeAudioContextAudioDataAudioDecoderAudioDestinationNodeAudioEncoderAudioListenerAudioNodeAudioParamAudioParamDescriptorAudioParamMapAudioProcessingEventAudioScheduledSourceNodeAudioSessionAudioSinkInfoAudioTrackAudioTrackListAudioWorkletAudioWorkletGlobalScopeAudioWorkletNodeAudioWorkletProcessorAuthenticatorAssertionResponseAuthenticatorAttestationResponseAuthenticatorResponse
B
BackgroundFetchEventBackgroundFetchManagerBackgroundFetchRecordBackgroundFetchRegistrationBackgroundFetchUpdateUIEventBarcodeDetectorBarPropBaseAudioContextBatteryManagerBeforeInstallPromptEventBeforeUnloadEventBiquadFilterNodeBlobBlobEventBluetoothBluetoothCharacteristicPropertiesBluetoothDeviceBluetoothRemoteGATTCharacteristicBluetoothRemoteGATTDescriptorBluetoothRemoteGATTServerBluetoothRemoteGATTServiceBluetoothUUIDBroadcastChannelBrowserCaptureMediaStreamTrackBufferedChangeEventByteLengthQueuingStrategy
C
CacheCacheStorageCanMakePaymentEventCanvasCaptureMediaStreamTrackCanvasGradientCanvasPatternCanvasRenderingContext2DCaptureControllerCaretPositionCDATASectionChannelMergerNodeChannelSplitterNodeChapterInformationCharacterBoundsUpdateEventCharacterDataClientClientsClipboardClipboardChangeEventClipboardEventClipboardItemCloseEventCloseWatcherCOEPViolationReportCommandEventCommentCompositionEventCompressionStream
c
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ConstantSourceNodeContactAddressContactsManagerContentIndexContentIndexEventContentVisibilityAutoStateChangeEventConvolverNodeCookieChangeEventCookieStoreCookieStoreManagerCountQueuingStrategyCrashReportCrashReportContextCreateMonitorCredentialCredentialsContainerCropTargetCryptoCryptoKeyCryptoKeyPairCSPViolationReportCSSCSSAnimationCSSConditionRuleCSSContainerRuleCSSCounterStyleRuleCSSFontFaceDescriptorsCSSFontFaceRuleCSSFontFeatureValuesMapCSSFontFeatureValuesRuleCSSFontPaletteValuesRuleCSSFunctionDeclarationsCSSFunctionDescriptorsCSSFunctionRuleCSSGroupingRuleCSSImageValueCSSImportRuleCSSKeyframeRuleCSSKeyframesRuleCSSKeywordValueCSSLayerBlockRuleCSSLayerStatementRuleCSSMathClampCSSMathInvertCSSMathMaxCSSMathMinCSSMathNegateCSSMathProductCSSMathSumCSSMathValueCSSMatrixComponentCSSMediaRuleCSSNamespaceRuleCSSNestedDeclarationsCSSNumericArrayCSSNumericValueCSSPageDescriptorsCSSPageRuleCSSPerspectiveCSSPositionTryDescriptorsCSSPositionTryRuleCSSPositionValueCSSPrimitiveValueCSSPropertyRuleCSSPseudoElementCSSRotateCSSRuleCSSRuleListCSSScaleCSSScopeRuleCSSSkewCSSSkewXCSSSkewYCSSStartingStyleRuleCSSStyleDeclarationCSSStylePropertiesCSSStyleRuleCSSStyleSheetCSSStyleValueCSSSupportsRuleCSSTransformComponentCSSTransformValueCSSTransitionCSSTranslateCSSUnitValueCSSUnparsedValueCSSValueCSSValueListCSSVariableReferenceValueCSSViewTransitionRuleCustomElementRegistryCustomEventCustomStateSet
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DataCueDataTransferDataTransferItemDataTransferItemListDecompressionStreamDedicatedWorkerGlobalScopeDeferredRequestInitDelayNodeDelegatedInkTrailPresenterDeprecationReportDeviceMotionEventDeviceMotionEventAccelerationDeviceMotionEventRotationRateDeviceOrientationEventDevicePostureDirectoryEntrySyncDirectoryReaderSyncDocumentDocumentFragmentDocumentPictureInPictureDocumentPictureInPictureEventDocumentTimelineDocumentTypeDOMErrorDOMExceptionDOMHighResTimeStampDOMImplementationDOMMatrixDOMMatrixReadOnlyDOMParserDOMPointDOMPointReadOnlyDOMQuadDOMRectDOMRectListDOMRectReadOnlyDOMStringListDOMStringMapDOMTokenListDragEventDynamicsCompressorNode
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EcdhKeyDeriveParamsEcdsaParamsEcKeyGenParamsEcKeyImportParamsEditContextElementElementInternalsEncodedAudioChunkEncodedVideoChunkErrorEventEventEventCountsEventSourceEventTargetExtendableCookieChangeEventExtendableEventExtendableMessageEventEyeDropper
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FeaturePolicyFederatedCredentialFederatedCredentialInitFenceFencedFrameConfigFetchEventFetchLaterResultFileFileEntrySyncFileListFileReaderFileReaderSyncFileSystemFileSystemChangeRecordFileSystemDirectoryEntryFileSystemDirectoryHandleFileSystemDirectoryReaderFileSystemEntryFileSystemFileEntryFileSystemFileHandleFileSystemHandleFileSystemObserverFileSystemSyncFileSystemSyncAccessHandleFileSystemWritableFileStreamFocusEventFontDataFontFaceFontFaceSetFontFaceSetLoadEventFormDataFormDataEventFragmentDirective
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GainNodeGamepadGamepadButtonGamepadEventGamepadHapticActuatorGamepadPoseGeolocationGeolocationCoordinatesGeolocationPositionGeolocationPositionErrorGestureEventGPUGPUAdapterGPUAdapterInfoGPUBindGroupGPUBindGroupLayoutGPUBufferGPUCanvasContextGPUCommandBufferGPUCommandEncoderGPUCompilationInfoGPUCompilationMessageGPUComputePassEncoderGPUComputePipelineGPUDeviceGPUDeviceLostInfoGPUErrorGPUExternalTextureGPUInternalErrorGPUOutOfMemoryErrorGPUPipelineErrorGPUPipelineLayoutGPUQuerySetGPUQueueGPURenderBundleGPURenderBundleEncoderGPURenderPassEncoderGPURenderPipelineGPUSamplerGPUShaderModuleGPUSupportedFeaturesGPUSupportedLimitsGPUTextureGPUTextureViewGPUUncapturedErrorEventGPUValidationErrorGravitySensorGyroscope
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HashChangeEventHeadersHIDHIDConnectionEventHIDDeviceHIDInputReportEventHighlightHighlightRegistryHistoryHkdfParamsHmacImportParamsHmacKeyGenParamsHMDVRDeviceHTMLAllCollectionHTMLAnchorElementHTMLAreaElementHTMLAudioElementHTMLBaseElementHTMLBodyElementHTMLBRElementHTMLButtonElementHTMLCanvasElementHTMLCollectionHTMLDataElementHTMLDataListElementHTMLDetailsElementHTMLDialogElementHTMLDivElementHTMLDListElementHTMLDocumentHTMLElementHTMLEmbedElementHTMLFencedFrameElementHTMLFieldSetElementHTMLFontElementHTMLFormControlsCollectionHTMLFormElementHTMLFrameSetElementHTMLGeolocationElementHTMLHeadElementHTMLHeadingElementHTMLHRElementHTMLHtmlElementHTMLIFrameElementHTMLImageElementHTMLInputElementHTMLLabelElementHTMLLegendElementHTMLLIElementHTMLLinkElementHTMLMapElementHTMLMarqueeElementHTMLMediaElementHTMLMenuElementHTMLMetaElementHTMLMeterElementHTMLModElementHTMLObjectElementHTMLOListElementHTMLOptGroupElementHTMLOptionElementHTMLOptionsCollectionHTMLOutputElementHTMLParagraphElementHTMLParamElementHTMLPictureElementHTMLPreElementHTMLProgressElementHTMLQuoteElementHTMLScriptElementHTMLSelectedContentElementHTMLSelectElementHTMLSlotElementHTMLSourceElementHTMLSpanElementHTMLStyleElementHTMLTableCaptionElementHTMLTableCellElementHTMLTableColElementHTMLTableElementHTMLTableRowElementHTMLTableSectionElementHTMLTemplateElementHTMLTextAreaElementHTMLTimeElementHTMLTitleElementHTMLTrackElementHTMLUListElementHTMLUnknownElementHTMLVideoElement
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IDBCursorIDBCursorWithValueIDBDatabaseIDBFactoryIDBIndexIDBKeyRangeIDBObjectStoreIDBOpenDBRequestIDBRequestIDBTransactionIDBVersionChangeEventIdentityCredentialIdentityCredentialErrorIdentityCredentialRequestOptionsIdentityProviderIdleDeadlineIdleDetectorIIRFilterNodeImageBitmapImageBitmapRenderingContextImageCaptureImageDataImageDecoderImageTrackImageTrackListInkInputDeviceCapabilitiesInputDeviceInfoInputEventInstallEventIntegrityViolationReportInterestEventIntersectionObserverIntersectionObserverEntryInterventionReport
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LanguageDetectorLargestContentfulPaintLaunchParamsLaunchQueueLayoutShiftLayoutShiftAttributionLinearAccelerationSensorLocationLockLockManager
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MagnetometerManagedMediaSourceManagedSourceBufferMathMLElementMediaCapabilitiesMediaDeviceInfoMediaDevicesMediaElementAudioSourceNodeMediaEncryptedEventMediaErrorMediaKeyMessageEventMediaKeysMediaKeySessionMediaKeyStatusMapMediaKeySystemAccessMediaListMediaMetadataMediaQueryListMediaQueryListEventMediaRecorderMediaRecorderErrorEventMediaSessionMediaSourceMediaSourceHandleMediaStreamMediaStreamAudioDestinationNodeMediaStreamAudioSourceNodeMediaStreamEventMediaStreamTrackMediaStreamTrackAudioSourceNodeMediaStreamTrackEventMediaStreamTrackGeneratorMediaStreamTrackProcessorMediaTrackConstraintsMediaTrackSettingsMediaTrackSupportedConstraintsMerchantValidationEventMessageChannelMessageEventMessagePortMetadataMIDIAccessMIDIConnectionEventMIDIInputMIDIInputMapMIDIMessageEventMIDIOutputMIDIOutputMapMIDIPortMimeTypeMimeTypeArrayMouseEventMouseScrollEventMutationEventMutationObserverMutationRecord
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NamedNodeMapNavigateEventNavigationNavigationActivationNavigationCurrentEntryChangeEventNavigationDestinationNavigationHistoryEntryNavigationPrecommitControllerNavigationPreloadManagerNavigationTransitionNavigatorNavigatorLoginNavigatorUADataNDEFMessageNDEFReaderNDEFReadingEventNDEFRecordNetworkInformationNodeNodeIteratorNodeListNotificationNotificationEventNotRestoredReasonDetailsNotRestoredReasons
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OES_draw_buffers_indexedOfflineAudioCompletionEventOfflineAudioContextOffscreenCanvasOffscreenCanvasRenderingContext2DOrientationSensorOscillatorNodeOTPCredentialOverconstrainedError
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PageRevealEventPageSwapEventPageTransitionEventPaintRenderingContext2DPaintSizePaintWorkletGlobalScopePannerNodePasswordCredentialPasswordCredentialInitPath2DPaymentAddressPaymentManagerPaymentMethodChangeEventPaymentRequestPaymentRequestEventPaymentRequestUpdateEventPaymentResponsePbkdf2ParamsPerformancePerformanceElementTimingPerformanceEntryPerformanceEventTimingPerformanceLongAnimationFrameTimingPerformanceLongTaskTimingPerformanceMarkPerformanceMeasurePerformanceNavigationPerformanceNavigationTimingPerformanceObserverPerformanceObserverEntryListPerformancePaintTimingPerformanceResourceTimingPerformanceScriptTimingPerformanceServerTimingPerformanceTimingPeriodicSyncEventPeriodicSyncManagerPeriodicWavePermissionsPermissionsPolicyViolationReportPermissionStatusPictureInPictureEventPictureInPictureWindowPluginPluginArrayPointPointerEventPopStateEventPositionSensorVRDevicePreferenceManagerPreferenceObjectPresentationPresentationAvailabilityPresentationConnectionPresentationConnectionAvailableEventPresentationConnectionCloseEventPresentationConnectionListPresentationReceiverPresentationRequestPressureObserverPressureRecordProcessingInstructionProfilerProgressEventPromiseRejectionEventPublicKeyCredentialPublicKeyCredentialCreationOptionsPublicKeyCredentialRequestOptionsPushEventPushManagerPushMessageDataPushSubscriptionPushSubscriptionOptions
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RadioNodeListRangeReadableByteStreamControllerReadableStreamReadableStreamBYOBReaderReadableStreamBYOBRequestReadableStreamDefaultControllerReadableStreamDefaultReaderRelativeOrientationSensorRemotePlaybackReportingObserverRequestRequestInitResizeObserverResizeObserverEntryResizeObserverSizeResponseRestrictionTargetRsaHashedImportParamsRsaHashedKeyGenParamsRsaOaepParamsRsaPssParamsRTCAudioSourceStatsRTCCertificateRTCCertificateStatsRTCCodecStatsRTCDataChannelRTCDataChannelEventRTCDataChannelStatsRTCDtlsTransportRTCDTMFSenderRTCDTMFToneChangeEventRTCEncodedAudioFrameRTCEncodedVideoFrameRTCErrorRTCErrorEventRTCIceCandidateRTCIceCandidatePairRTCIceCandidatePairStatsRTCIceCandidateStatsRTCIceParametersRTCIceTransportRTCIdentityAssertionRTCInboundRtpStreamStatsRTCOutboundRtpStreamStatsRTCPeerConnectionRTCPeerConnectionIceErrorEventRTCPeerConnectionIceEventRTCPeerConnectionStatsRTCRemoteInboundRtpStreamStatsRTCRemoteOutboundRtpStreamStatsRTCRtpReceiverRTCRtpScriptTransformRTCRtpScriptTransformerRTCRtpSenderRTCRtpTransceiverRTCSctpTransportRTCSessionDescriptionRTCStatsReportRTCTrackEventRTCTransformEventRTCTransportStatsRTCVideoSourceStats
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SanitizerSanitizerConfigSchedulerSchedulingScreenScreenDetailedScreenDetailsScreenOrientationScriptProcessorNodeScrollTimelineSecurePaymentConfirmationRequestSecurityPolicyViolationEventSelectionSensorSensorErrorEventSerialSerialPortServiceWorkerServiceWorkerContainerServiceWorkerGlobalScopeServiceWorkerRegistrationShadowRootSharedStorageSharedStorageOperationSharedStorageRunOperationSharedStorageSelectURLOperationSharedStorageWorkletSharedStorageWorkletGlobalScopeSharedWorkerSharedWorkerGlobalScopeSnapEventSourceBufferSourceBufferListSpeechGrammarSpeechGrammarListSpeechRecognitionSpeechRecognitionAlternativeSpeechRecognitionErrorSpeechRecognitionEventSpeechRecognitionPhraseSpeechRecognitionResultSpeechRecognitionResultListSpeechSynthesisSpeechSynthesisErrorEventSpeechSynthesisEventSpeechSynthesisUtteranceSpeechSynthesisVoiceStaticRangeStereoPannerNodeStorageStorageAccessHandleStorageEventStorageManagerStylePropertyMapStylePropertyMapReadOnlyStyleSheetStyleSheetListSubmitEventSubtleCryptoSummarizerSVGAElementSVGAngleSVGAnimateColorElementSVGAnimatedAngleSVGAnimatedBooleanSVGAnimatedEnumerationSVGAnimatedIntegerSVGAnimatedLengthSVGAnimatedLengthListSVGAnimatedNumberSVGAnimatedNumberListSVGAnimatedPreserveAspectRatioSVGAnimatedRectSVGAnimatedStringSVGAnimatedTransformListSVGAnimateElementSVGAnimateMotionElementSVGAnimateTransformElementSVGAnimationElementSVGCircleElementSVGClipPathElementSVGComponentTransferFunctionElementSVGDefsElementSVGDescElementSVGDiscardElementSVGElementSVGEllipseElementSVGFEBlendElementSVGFEColorMatrixElementSVGFEComponentTransferElementSVGFECompositeElementSVGFEConvolveMatrixElementSVGFEDiffuseLightingElementSVGFEDisplacementMapElementSVGFEDistantLightElementSVGFEDropShadowElementSVGFEFloodElementSVGFEFuncAElementSVGFEFuncBElementSVGFEFuncGElementSVGFEFuncRElementSVGFEGaussianBlurElementSVGFEImageElementSVGFEMergeElementSVGFEMergeNodeElementSVGFEMorphologyElementSVGFEOffsetElementSVGFEPointLightElementSVGFESpecularLightingElementSVGFESpotLightElementSVGFETileElementSVGFETurbulenceElementSVGFilterElementSVGForeignObjectElementSVGGElementSVGGeometryElementSVGGradientElementSVGGraphicsElementSVGImageElementSVGLengthSVGLengthListSVGLinearGradientElementSVGLineElementSVGMarkerElementSVGMaskElementSVGMetadataElementSVGMPathElementSVGNumberSVGNumberListSVGPathElementSVGPatternElementSVGPointSVGPointListSVGPolygonElementSVGPolylineElementSVGPreserveAspectRatioSVGRadialGradientElementSVGRectSVGRectElementSVGRenderingIntentSVGScriptElementSVGSetElementSVGStopElementSVGStringListSVGStyleElementSVGSVGElementSVGSwitchElementSVGSymbolElementSVGTextContentElementSVGTextElementSVGTextPathElementSVGTextPositioningElementSVGTitleElementSVGTransformSVGTransformListSVGTSpanElementSVGUnitTypesSVGUseElementSVGViewElementSyncEventSyncManager
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TaskAttributionTimingTaskControllerTaskPriorityChangeEventTaskSignalTextTextDecoderTextDecoderStreamTextEncoderTextEncoderStreamTextEventTextFormatTextFormatUpdateEventTextMetricsTextTrackTextTrackCueTextTrackCueListTextTrackListTextUpdateEventTimeEventTimeRangesToggleEventTouchTouchEventTouchListTrackEventTransformStreamTransformStreamDefaultControllerTransitionEventTranslatorTreeWalkerTrustedHTMLTrustedScriptTrustedScriptURLTrustedTypePolicyTrustedTypePolicyFactory
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UIEventURLURLPatternURLSearchParamsUSBUSBAlternateInterfaceUSBConfigurationUSBConnectionEventUSBDeviceUSBEndpointUSBInterfaceUSBInTransferResultUSBIsochronousInTransferPacketUSBIsochronousInTransferResultUSBIsochronousOutTransferPacketUSBIsochronousOutTransferResultUSBOutTransferResultUserActivation
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ValidityStateVideoColorSpaceVideoDecoderVideoEncoderVideoFrameVideoPlaybackQualityVideoTrackVideoTrackGeneratorVideoTrackListViewportViewTimelineViewTransitionViewTransitionTypeSetVirtualKeyboardVisibilityStateEntryVisualViewportVRDisplayVRDisplayCapabilitiesVRDisplayEventVREyeParametersVRFieldOfViewVRFrameDataVRLayerInitVRPoseVRStageParametersVTTCueVTTRegion
W
WakeLockWakeLockSentinelWaveShaperNodeWebGL2RenderingContextWebGLActiveInfoWebGLBufferWebGLContextEventWebGLFramebufferWebGLObjectWebGLProgramWebGLQueryWebGLRenderbufferWebGLRenderingContextWebGLSamplerWebGLShaderWebGLShaderPrecisionFormatWebGLSyncWebGLTextureWebGLTransformFeedbackWebGLUniformLocationWebGLVertexArrayObjectWebSocketWebSocketStreamWebTransportWebTransportBidirectionalStreamWebTransportDatagramDuplexStreamWebTransportErrorWebTransportReceiveStreamWebTransportSendStreamWGSLLanguageFeaturesWheelEventWindowWindowClientWindowControlsOverlayWindowControlsOverlayGeometryChangeEventWindowSharedStorageWorkerWorkerGlobalScopeWorkerLocationWorkerNavigatorWorkletWorkletGlobalScopeWorkletSharedStorageWritableStreamWritableStreamDefaultControllerWritableStreamDefaultWriter
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XMLDocumentXMLHttpRequestXMLHttpRequestEventTargetXMLHttpRequestUploadXMLSerializerXPathEvaluatorXPathExpressionXPathResultXRAnchorXRAnchorSetXRBoundedReferenceSpaceXRCompositionLayerXRCPUDepthInformationXRCubeLayerXRCylinderLayerXRDepthInformationXREquirectLayerXRFrameXRHandXRHitTestResultXRHitTestSourceXRInputSourceXRInputSourceArrayXRInputSourceEventXRInputSourcesChangeEventXRJointPoseXRJointSpaceXRLayerXRLayerEventXRLightEstimateXRLightProbeXRMediaBindingXRPoseXRProjectionLayerXRQuadLayerXRRayXRReferenceSpaceXRReferenceSpaceEventXRRenderStateXRRigidTransformXRSessionXRSessionEventXRSpaceXRSubImageXRSystemXRTransientInputHitTestResultXRTransientInputHitTestSourceXRViewXRViewerPoseXRViewportXRWebGLBindingXRWebGLDepthInformationXRWebGLLayerXRWebGLSubImageXSLTProcessor