feat: 氧化铝数字孪生系统监控大屏完成

node_modules/three/examples/jsm/inspector/tabs/Console.js

@@ -0,0 +1,238 @@
+import { Tab } from '../ui/Tab.js';
+
+class Console extends Tab {
+
+	constructor( options = {} ) {
+
+		super( 'Console', options );
+
+		this.filters = { info: true, warn: true, error: true };
+		this.filterText = '';
+
+		this.buildHeader();
+
+		this.logContainer = document.createElement( 'div' );
+		this.logContainer.id = 'console-log';
+		this.content.appendChild( this.logContainer );
+
+	}
+
+	buildHeader() {
+
+		const header = document.createElement( 'div' );
+		header.className = 'console-header';
+
+		const filterInput = document.createElement( 'input' );
+		filterInput.type = 'text';
+		filterInput.className = 'console-filter-input';
+		filterInput.placeholder = 'Filter...';
+		filterInput.addEventListener( 'input', ( e ) => {
+
+			this.filterText = e.target.value.toLowerCase();
+			this.applyFilters();
+
+		} );
+
+		const copyButton = document.createElement( 'button' );
+		copyButton.className = 'console-copy-button';
+		copyButton.title = 'Copy all';
+		copyButton.innerHTML = '<svg xmlns="http://www.w3.org/2000/svg" width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><rect x="9" y="9" width="13" height="13" rx="2" ry="2"></rect><path d="M5 15H4a2 2 0 0 1-2-2V4a2 2 0 0 1 2-2h9a2 2 0 0 1 2 2v1"></path></svg>';
+		copyButton.addEventListener( 'click', () => this.copyAll( copyButton ) );
+
+		const buttonsGroup = document.createElement( 'div' );
+		buttonsGroup.className = 'console-buttons-group';
+
+		Object.keys( this.filters ).forEach( type => {
+
+			const label = document.createElement( 'label' );
+			label.className = 'custom-checkbox';
+			label.style.color = `var(--${type === 'info' ? 'text-primary' : 'color-' + ( type === 'warn' ? 'yellow' : 'red' )})`;
+
+			const checkbox = document.createElement( 'input' );
+			checkbox.type = 'checkbox';
+			checkbox.checked = this.filters[ type ];
+			checkbox.dataset.type = type;
+
+			const checkmark = document.createElement( 'span' );
+			checkmark.className = 'checkmark';
+
+			label.appendChild( checkbox );
+			label.appendChild( checkmark );
+			label.append( type.charAt( 0 ).toUpperCase() + type.slice( 1 ) );
+			buttonsGroup.appendChild( label );
+
+		} );
+
+		buttonsGroup.addEventListener( 'change', ( e ) => {
+
+			const type = e.target.dataset.type;
+			if ( type in this.filters ) {
+
+				this.filters[ type ] = e.target.checked;
+				this.applyFilters();
+
+			}
+
+		} );
+
+		buttonsGroup.appendChild( copyButton );
+
+		header.appendChild( filterInput );
+		header.appendChild( buttonsGroup );
+		this.content.appendChild( header );
+
+	}
+
+	applyFilters() {
+
+		const messages = this.logContainer.querySelectorAll( '.log-message' );
+		messages.forEach( msg => {
+
+			const type = msg.dataset.type;
+			const text = msg.dataset.rawText.toLowerCase();
+
+			const showByType = this.filters[ type ];
+			const showByText = text.includes( this.filterText );
+
+			msg.classList.toggle( 'hidden', ! ( showByType && showByText ) );
+
+		} );
+
+	}
+
+	copyAll( button ) {
+
+		const win = this.logContainer.ownerDocument.defaultView;
+		const selection = win.getSelection();
+		const selectedText = selection.toString();
+		const textInConsole = selectedText && this.logContainer.contains( selection.anchorNode );
+
+		let text;
+		if ( textInConsole ) {
+
+			text = selectedText;
+
+		} else {
+
+			const messages = this.logContainer.querySelectorAll( '.log-message:not(.hidden)' );
+			text = Array.from( messages ).map( msg => msg.dataset.rawText ).join( '\n' );
+
+		}
+
+		navigator.clipboard.writeText( text );
+
+		button.classList.add( 'copied' );
+		setTimeout( () => button.classList.remove( 'copied' ), 350 );
+
+	}
+
+	_getIcon( type, subType ) {
+
+		let icon;
+
+		if ( subType === 'tip' ) {
+
+			icon = '💭';
+
+		} else if ( subType === 'tsl' ) {
+
+			icon = '✨';
+
+		} else if ( subType === 'webgpurenderer' ) {
+
+			icon = '🎨';
+
+		} else if ( type === 'warn' ) {
+
+			icon = '⚠️';
+
+		} else if ( type === 'error' ) {
+
+			icon = '🔴';
+
+		} else if ( type === 'info' ) {
+
+			icon = 'ℹ️';
+
+		}
+
+		return icon;
+
+	}
+
+	_formatMessage( type, text ) {
+
+		const fragment = document.createDocumentFragment();
+		const prefixMatch = text.match( /^([\w\.]+:\s)/ );
+		let content = text;
+
+		if ( prefixMatch ) {
+
+			const fullPrefix = prefixMatch[ 0 ];
+			const parts = fullPrefix.slice( 0, - 2 ).split( '.' );
+			const shortPrefix = ( parts.length > 1 ? parts[ parts.length - 1 ] : parts[ 0 ] ) + ':';
+
+			const icon = this._getIcon( type, shortPrefix.split( ':' )[ 0 ].toLowerCase() );
+
+			fragment.appendChild( document.createTextNode( icon + ' ' ) );
+
+			const prefixSpan = document.createElement( 'span' );
+			prefixSpan.className = 'log-prefix';
+			prefixSpan.textContent = shortPrefix;
+			fragment.appendChild( prefixSpan );
+			content = text.substring( fullPrefix.length );
+
+		}
+
+		const parts = content.split( /(".*?"|'.*?'|`.*?`)/g ).map( p => p.trim() ).filter( Boolean );
+
+		parts.forEach( ( part, index ) => {
+
+			if ( /^("|'|`)/.test( part ) ) {
+
+				const codeSpan = document.createElement( 'span' );
+				codeSpan.className = 'log-code';
+				codeSpan.textContent = part.slice( 1, - 1 );
+				fragment.appendChild( codeSpan );
+
+			} else {
+
+				if ( index > 0 ) part = ' ' + part; // add space before parts except the first
+				if ( index < parts.length - 1 ) part += ' '; // add space between parts
+
+				fragment.appendChild( document.createTextNode( part ) );
+
+			}
+
+		} );
+
+		return fragment;
+
+	}
+
+	addMessage( type, text ) {
+
+		const msg = document.createElement( 'div' );
+		msg.className = `log-message ${type}`;
+		msg.dataset.type = type;
+		msg.dataset.rawText = text;
+
+		msg.appendChild( this._formatMessage( type, text ) );
+
+		const showByType = this.filters[ type ];
+		const showByText = text.toLowerCase().includes( this.filterText );
+		msg.classList.toggle( 'hidden', ! ( showByType && showByText ) );
+
+		this.logContainer.appendChild( msg );
+		this.logContainer.scrollTop = this.logContainer.scrollHeight;
+		if ( this.logContainer.children.length > 200 ) {
+
+			this.logContainer.removeChild( this.logContainer.firstChild );
+
+		}
+
+	}
+
+}
+
+export { Console };

node_modules/three/examples/jsm/inspector/tabs/Parameters.js

@@ -0,0 +1,348 @@
+import { Tab } from '../ui/Tab.js';
+import { List } from '../ui/List.js';
+import { Item } from '../ui/Item.js';
+import { createValueSpan } from '../ui/utils.js';
+import { ValueNumber, ValueSlider, ValueSelect, ValueCheckbox, ValueColor, ValueButton } from '../ui/Values.js';
+
+class ParametersGroup {
+
+	constructor( parameters, name ) {
+
+		this.parameters = parameters;
+		this.name = name;
+
+		this.paramList = new Item( name );
+
+		this.objects = [];
+
+	}
+
+	close() {
+
+		this.paramList.close();
+
+		return this;
+
+	}
+
+	add( object, property, ...params ) {
+
+		const value = object[ property ];
+		const type = typeof value;
+
+		let item = null;
+
+		if ( typeof params[ 0 ] === 'object' ) {
+
+			item = this.addSelect( object, property, params[ 0 ] );
+
+		} else if ( type === 'number' ) {
+
+			if ( params.length >= 2 ) {
+
+				item = this.addSlider( object, property, ...params );
+
+			} else {
+
+				item = this.addNumber( object, property, ...params );
+
+			}
+
+		} else if ( type === 'boolean' ) {
+
+			item = this.addBoolean( object, property );
+
+		} else if ( type === 'function' ) {
+
+			item = this.addButton( object, property, ...params );
+
+		}
+
+		return item;
+
+	}
+
+	_addParameter( object, property, editor, subItem ) {
+
+		editor.name = ( name ) => {
+
+			subItem.data[ 0 ].textContent = name;
+
+			return editor;
+
+		};
+
+		editor.listen = () => {
+
+			const update = () => {
+
+				const value = editor.getValue();
+				const propertyValue = object[ property ];
+
+				if ( value !== propertyValue ) {
+
+					editor.setValue( propertyValue );
+
+				}
+
+				requestAnimationFrame( update );
+
+			};
+
+			requestAnimationFrame( update );
+
+			return editor;
+
+		};
+
+
+		this._registerParameter( object, property, editor, subItem );
+
+	}
+
+	_registerParameter( object, property, editor, subItem ) {
+
+		this.objects.push( { object: object, key: property, editor: editor, subItem: subItem } );
+
+	}
+
+	addFolder( name ) {
+
+		const group = new ParametersGroup( this.parameters, name );
+
+		this.paramList.add( group.paramList );
+
+		return group;
+
+	}
+
+	addBoolean( object, property ) {
+
+		const value = object[ property ];
+
+		const editor = new ValueCheckbox( { value } );
+		editor.addEventListener( 'change', ( { value } ) => {
+
+			object[ property ] = value;
+
+		} );
+
+		const description = createValueSpan();
+		description.textContent = property;
+
+		const subItem = new Item( description, editor.domElement );
+		this.paramList.add( subItem );
+
+		// extends logic to toggle checkbox when clicking on the row
+
+		const itemRow = subItem.domElement.firstChild;
+
+		itemRow.classList.add( 'actionable' );
+		itemRow.addEventListener( 'click', ( e ) => {
+
+			if ( e.target.closest( 'label' ) ) return;
+
+			const checkbox = itemRow.querySelector( 'input[type="checkbox"]' );
+
+			if ( checkbox ) {
+
+				checkbox.checked = ! checkbox.checked;
+				checkbox.dispatchEvent( new Event( 'change' ) );
+
+			}
+
+		} );
+
+		// extend object property
+
+		this._addParameter( object, property, editor, subItem );
+
+		return editor;
+
+	}
+
+	addSelect( object, property, options ) {
+
+		const value = object[ property ];
+
+		const editor = new ValueSelect( { options, value } );
+		editor.addEventListener( 'change', ( { value } ) => {
+
+			object[ property ] = value;
+
+		} );
+
+		const description = createValueSpan();
+		description.textContent = property;
+
+		const subItem = new Item( description, editor.domElement );
+		this.paramList.add( subItem );
+
+		const itemRow = subItem.domElement.firstChild;
+		itemRow.classList.add( 'actionable' );
+
+		// extend object property
+
+		this._addParameter( object, property, editor, subItem );
+
+		return editor;
+
+	}
+
+	addColor( object, property ) {
+
+		const value = object[ property ];
+
+		const editor = new ValueColor( { value } );
+		editor.addEventListener( 'change', ( { value } ) => {
+
+			object[ property ] = value;
+
+		} );
+
+		const description = createValueSpan();
+		description.textContent = property;
+
+		const subItem = new Item( description, editor.domElement );
+		this.paramList.add( subItem );
+
+		const itemRow = subItem.domElement.firstChild;
+		itemRow.classList.add( 'actionable' );
+
+		// extend object property
+
+		this._addParameter( object, property, editor, subItem );
+
+		return editor;
+
+	}
+
+	addSlider( object, property, min = 0, max = 1, step = 0.01 ) {
+
+		const value = object[ property ];
+
+		const editor = new ValueSlider( { value, min, max, step } );
+		editor.addEventListener( 'change', ( { value } ) => {
+
+			object[ property ] = value;
+
+		} );
+
+		const description = createValueSpan();
+		description.textContent = property;
+
+		const subItem = new Item( description, editor.domElement );
+		this.paramList.add( subItem );
+
+		const itemRow = subItem.domElement.firstChild;
+		itemRow.classList.add( 'actionable' );
+
+		// extend object property
+
+		this._addParameter( object, property, editor, subItem );
+
+		return editor;
+
+	}
+
+	addNumber( object, property, ...params ) {
+
+		const value = object[ property ];
+		const [ min, max ] = params;
+
+		const editor = new ValueNumber( { value, min, max } );
+		editor.addEventListener( 'change', ( { value } ) => {
+
+			object[ property ] = value;
+
+		} );
+
+		const description = createValueSpan();
+		description.textContent = property;
+
+		const subItem = new Item( description, editor.domElement );
+		this.paramList.add( subItem );
+
+		const itemRow = subItem.domElement.firstChild;
+		itemRow.classList.add( 'actionable' );
+
+		// extend object property
+
+		this._addParameter( object, property, editor, subItem );
+
+		return editor;
+
+	}
+
+	addButton( object, property ) {
+
+		const value = object[ property ];
+
+		const editor = new ValueButton( { text: property, value } );
+		editor.addEventListener( 'change', ( { value } ) => {
+
+			object[ property ] = value;
+
+		} );
+
+		const subItem = new Item( editor.domElement );
+		subItem.itemRow.childNodes[ 0 ].style.gridColumn = '1 / -1';
+		this.paramList.add( subItem );
+
+		const itemRow = subItem.domElement.firstChild;
+		itemRow.classList.add( 'actionable' );
+
+		// extend object property
+
+		editor.name = ( name ) => {
+
+			editor.domElement.childNodes[ 0 ].textContent = name;
+
+			return editor;
+
+		};
+
+		this._registerParameter( object, property, editor, subItem );
+
+		return editor;
+
+	}
+
+}
+
+class Parameters extends Tab {
+
+	constructor( options = {} ) {
+
+		super( 'Parameters', options );
+
+		const paramList = new List( 'Property', 'Value' );
+		paramList.domElement.classList.add( 'parameters' );
+		paramList.setGridStyle( '.5fr 1fr' );
+		paramList.domElement.style.minWidth = '300px';
+
+		const scrollWrapper = document.createElement( 'div' );
+		scrollWrapper.className = 'list-scroll-wrapper';
+		scrollWrapper.appendChild( paramList.domElement );
+		this.content.appendChild( scrollWrapper );
+
+		this.paramList = paramList;
+
+		this.groups = [];
+
+	}
+
+	createGroup( name ) {
+
+		const group = new ParametersGroup( this, name );
+
+		this.paramList.add( group.paramList );
+		this.groups.push( group );
+
+		return group;
+
+	}
+
+}
+
+export { Parameters };

node_modules/three/examples/jsm/inspector/tabs/Performance.js

@@ -0,0 +1,268 @@
+import { Tab } from '../ui/Tab.js';
+import { List } from '../ui/List.js';
+import { Graph } from '../ui/Graph.js';
+import { Item } from '../ui/Item.js';
+import { createValueSpan, setText } from '../ui/utils.js';
+
+class Performance extends Tab {
+
+	constructor( options = {} ) {
+
+		super( 'Performance', options );
+
+		const perfList = new List( 'Name', 'CPU', 'GPU', 'Total' );
+		perfList.setGridStyle( 'minmax(200px, 2fr) 80px 80px 80px' );
+		perfList.domElement.style.minWidth = '600px';
+
+		const scrollWrapper = document.createElement( 'div' );
+		scrollWrapper.className = 'list-scroll-wrapper';
+		scrollWrapper.appendChild( perfList.domElement );
+		this.content.appendChild( scrollWrapper );
+
+		//
+
+		const graphContainer = document.createElement( 'div' );
+		graphContainer.className = 'graph-container';
+
+		const graph = new Graph();
+		graph.addLine( 'fps', '--accent-color' );
+		//graph.addLine( 'gpu', '--color-yellow' );
+		graphContainer.append( graph.domElement );
+
+		//
+
+		/*
+		const label = document.createElement( 'label' );
+		label.className = 'custom-checkbox';
+
+		const checkbox = document.createElement( 'input' );
+		checkbox.type = 'checkbox';
+
+		const checkmark = document.createElement( 'span' );
+		checkmark.className = 'checkmark';
+
+		label.appendChild( checkbox );
+		label.appendChild( checkmark );
+		*/
+
+		const graphStats = new Item( 'Graph Stats', createValueSpan(), createValueSpan(), createValueSpan( 'graph-fps-counter' ) );
+		perfList.add( graphStats );
+
+		const graphItem = new Item( graphContainer );
+		graphItem.itemRow.childNodes[ 0 ].style.gridColumn = '1 / -1';
+		graphStats.add( graphItem );
+
+		//
+
+		const frameStats = new Item( 'Frame Stats', createValueSpan(), createValueSpan(), createValueSpan() );
+		perfList.add( frameStats );
+
+		const miscellaneous = new Item( 'Miscellaneous & Idle', createValueSpan(), createValueSpan(), createValueSpan() );
+		miscellaneous.domElement.firstChild.style.backgroundColor = '#00ff0b1a';
+		miscellaneous.domElement.firstChild.classList.add( 'no-hover' );
+		frameStats.add( miscellaneous );
+
+		//
+
+		this.notInUse = new Map();
+		this.frameStats = frameStats;
+		this.graphStats = graphStats;
+		this.graph = graph;
+		this.miscellaneous = miscellaneous;
+
+		//
+
+		this.currentRender = null;
+		this.currentItem = null;
+		this.frameItems = new Map();
+
+	}
+
+	resolveStats( inspector, stats ) {
+
+		const data = inspector.getStatsData( stats.cid );
+
+		let item = data.item;
+
+		if ( item === undefined ) {
+
+			item = new Item( createValueSpan(), createValueSpan(), createValueSpan(), createValueSpan() );
+
+			if ( stats.name ) {
+
+				if ( stats.isComputeStats === true ) {
+
+					stats.name = `${ stats.name } [ Compute ]`;
+
+				}
+
+			} else {
+
+				stats.name = `Unnamed ${ stats.cid }`;
+
+			}
+
+			item.userData.name = stats.name;
+
+			this.currentItem.add( item );
+			data.item = item;
+
+		} else {
+
+			item.userData.name = stats.name;
+
+			if ( this.notInUse.has( stats.cid ) ) {
+
+				item.domElement.firstElementChild.classList.remove( 'alert' );
+
+				this.notInUse.delete( stats.cid );
+
+			}
+
+			const statsIndex = stats.parent.children.indexOf( stats );
+
+			if ( item.parent === null || item.parent.children.indexOf( item ) !== statsIndex ) {
+
+				this.currentItem.add( item, statsIndex );
+
+			}
+
+		}
+
+		let name = item.userData.name;
+
+		if ( stats.isComputeStats ) {
+
+			name += ' [ Compute ]';
+
+		}
+
+		setText( item.data[ 0 ], name );
+		setText( item.data[ 1 ], data.cpu.toFixed( 2 ) );
+		setText( item.data[ 2 ], stats.gpuNotAvailable === true ? '-' : data.gpu.toFixed( 2 ) );
+		setText( item.data[ 3 ], data.total.toFixed( 2 ) );
+
+		//
+
+		const previousItem = this.currentItem;
+
+		this.currentItem = item;
+
+		for ( const child of stats.children ) {
+
+			this.resolveStats( inspector, child );
+
+		}
+
+		this.currentItem = previousItem;
+
+		this.frameItems.set( stats.cid, item );
+
+	}
+
+	updateGraph( inspector/*, frame*/ ) {
+
+		this.graph.addPoint( 'fps', inspector.fps );
+		this.graph.update();
+
+	}
+
+	addNotInUse( cid, item ) {
+
+		item.domElement.firstElementChild.classList.add( 'alert' );
+
+		this.notInUse.set( cid, {
+			item,
+			time: performance.now()
+		} );
+
+		this.updateNotInUse( cid );
+
+	}
+
+	updateNotInUse( cid ) {
+
+		const { item, time } = this.notInUse.get( cid );
+
+		const current = performance.now();
+		const duration = 5;
+		const remaining = duration - Math.floor( ( current - time ) / 1000 );
+
+		if ( remaining >= 0 ) {
+
+			const counter = '*'.repeat( Math.max( 0, remaining ) );
+			const element = item.domElement.querySelector( '.list-item-cell .value' );
+
+			setText( element, item.userData.name + ' (not in use) ' + counter );
+
+		} else {
+
+			item.domElement.firstElementChild.classList.remove( 'alert' );
+			item.parent.remove( item );
+
+			this.notInUse.delete( cid );
+
+		}
+
+	}
+
+	updateText( inspector, frame ) {
+
+		const oldFrameItems = new Map( this.frameItems );
+
+		this.frameItems.clear();
+		this.currentItem = this.frameStats;
+
+		for ( const child of frame.children ) {
+
+			this.resolveStats( inspector, child );
+
+		}
+
+		// remove unused frame items
+
+		for ( const [ cid, item ] of oldFrameItems ) {
+
+			if ( ! this.frameItems.has( cid ) ) {
+
+				this.addNotInUse( cid, item );
+
+				oldFrameItems.delete( cid );
+
+			}
+
+		}
+
+		// update not in use items
+
+		for ( const cid of this.notInUse.keys() ) {
+
+			this.updateNotInUse( cid );
+
+		}
+
+		//
+
+		setText( 'graph-fps-counter', inspector.fps.toFixed() + ' FPS' );
+
+		//
+
+		setText( this.frameStats.data[ 1 ], frame.cpu.toFixed( 2 ) );
+		setText( this.frameStats.data[ 2 ], frame.gpu.toFixed( 2 ) );
+		setText( this.frameStats.data[ 3 ], frame.total.toFixed( 2 ) );
+
+		//
+
+		setText( this.miscellaneous.data[ 1 ], frame.miscellaneous.toFixed( 2 ) );
+		setText( this.miscellaneous.data[ 2 ], '-' );
+		setText( this.miscellaneous.data[ 3 ], frame.miscellaneous.toFixed( 2 ) );
+
+		//
+
+		this.currentItem = null;
+
+	}
+
+}
+
+export { Performance };

node_modules/three/examples/jsm/inspector/tabs/Viewer.js

@@ -0,0 +1,166 @@
+import { Tab } from '../ui/Tab.js';
+import { List } from '../ui/List.js';
+import { Item } from '../ui/Item.js';
+
+import { RendererUtils, NoToneMapping, LinearSRGBColorSpace } from 'three/webgpu';
+
+class Viewer extends Tab {
+
+	constructor( options = {} ) {
+
+		super( 'Viewer', options );
+
+		const nodeList = new List( 'Viewer', 'Name' );
+		nodeList.setGridStyle( '150px minmax(200px, 2fr)' );
+		nodeList.domElement.style.minWidth = '400px';
+
+		const scrollWrapper = document.createElement( 'div' );
+		scrollWrapper.className = 'list-scroll-wrapper';
+		scrollWrapper.appendChild( nodeList.domElement );
+		this.content.appendChild( scrollWrapper );
+
+		const nodes = new Item( 'Nodes' );
+		nodeList.add( nodes );
+
+		//
+
+		this.itemLibrary = new Map();
+		this.folderLibrary = new Map();
+		this.currentDataList = [];
+		this.nodeList = nodeList;
+		this.nodes = nodes;
+
+	}
+
+	getFolder( name ) {
+
+		let folder = this.folderLibrary.get( name );
+
+		if ( folder === undefined ) {
+
+			folder = new Item( name );
+
+			this.folderLibrary.set( name, folder );
+			this.nodeList.add( folder );
+
+		}
+
+		return folder;
+
+	}
+
+	addNodeItem( canvasData ) {
+
+		let item = this.itemLibrary.get( canvasData.id );
+
+		if ( item === undefined ) {
+
+			const name = canvasData.name;
+			const domElement = canvasData.canvasTarget.domElement;
+
+			item = new Item( domElement, name );
+			item.itemRow.children[ 1 ].style[ 'justify-content' ] = 'flex-start';
+			this.itemLibrary.set( canvasData.id, item );
+
+		}
+
+		return item;
+
+	}
+
+	update( renderer, canvasDataList ) {
+
+		if ( ! this.isActive && ! this.isDetached ) return;
+
+		//
+
+		const previousDataList = [ ...this.currentDataList ];
+
+		// remove old
+
+		for ( const canvasData of previousDataList ) {
+
+			if ( this.itemLibrary.has( canvasData.id ) && canvasDataList.indexOf( canvasData ) === - 1 ) {
+
+				const item = this.itemLibrary.get( canvasData.id );
+				const parent = item.parent;
+
+				parent.remove( item );
+
+				if ( this.folderLibrary.has( parent.data[ 0 ] ) && parent.children.length === 0 ) {
+
+					parent.parent.remove( parent );
+
+					this.folderLibrary.delete( parent.data[ 0 ] );
+
+				}
+
+				this.itemLibrary.delete( canvasData.id );
+
+			}
+
+		}
+
+		//
+
+		const indexes = {};
+
+		for ( const canvasData of canvasDataList ) {
+
+			const item = this.addNodeItem( canvasData );
+			const previousCanvasTarget = renderer.getCanvasTarget();
+
+			const path = canvasData.path;
+
+			if ( path ) {
+
+				const folder = this.getFolder( path );
+
+				if ( indexes[ path ] === undefined ) {
+
+					indexes[ path ] = 0;
+
+				}
+
+				if ( folder.parent === null || item.parent !== folder || folder.children.indexOf( item ) !== indexes[ path ] ) {
+
+					folder.add( item );
+
+				}
+
+				indexes[ path ] ++;
+
+			} else {
+
+				if ( ! item.parent ) {
+
+					this.nodes.add( item );
+
+				}
+
+			}
+
+			this.currentDataList = canvasDataList;
+
+			//
+
+			const state = RendererUtils.resetRendererState( renderer );
+
+			renderer.toneMapping = NoToneMapping;
+			renderer.outputColorSpace = LinearSRGBColorSpace;
+
+			renderer.setCanvasTarget( canvasData.canvasTarget );
+
+			canvasData.quad.render( renderer );
+
+			renderer.setCanvasTarget( previousCanvasTarget );
+
+			RendererUtils.restoreRendererState( renderer, state );
+
+		}
+
+	}
+
+}
+
+export { Viewer };