41 lines
540 B
JavaScript
41 lines
540 B
JavaScript
import ChainMap from './ChainMap.js';
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import RenderList from './RenderList.js';
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class RenderLists {
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constructor( lighting ) {
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this.lighting = lighting;
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this.lists = new ChainMap();
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}
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get( scene, camera ) {
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const lists = this.lists;
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const keys = [ scene, camera ];
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let list = lists.get( keys );
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if ( list === undefined ) {
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list = new RenderList( this.lighting, scene, camera );
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lists.set( keys, list );
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}
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return list;
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}
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dispose() {
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this.lists = new ChainMap();
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}
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}
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export default RenderLists;
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