94 lines
2.0 KiB
JavaScript
94 lines
2.0 KiB
JavaScript
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import ChainMap from './ChainMap.js';
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import RenderObject from './RenderObject.js';
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class RenderObjects {
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constructor( renderer, nodes, geometries, pipelines, bindings, info ) {
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this.renderer = renderer;
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this.nodes = nodes;
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this.geometries = geometries;
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this.pipelines = pipelines;
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this.bindings = bindings;
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this.info = info;
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this.chainMaps = {};
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}
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get( object, material, scene, camera, lightsNode, renderContext, passId ) {
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const chainMap = this.getChainMap( passId );
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const chainArray = [ object, material, renderContext, lightsNode ];
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let renderObject = chainMap.get( chainArray );
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if ( renderObject === undefined ) {
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renderObject = this.createRenderObject( this.nodes, this.geometries, this.renderer, object, material, scene, camera, lightsNode, renderContext, passId );
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chainMap.set( chainArray, renderObject );
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} else {
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renderObject.updateClipping( renderContext.clippingContext );
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if ( renderObject.version !== material.version || renderObject.needsUpdate ) {
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if ( renderObject.initialCacheKey !== renderObject.getCacheKey() ) {
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renderObject.dispose();
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renderObject = this.get( object, material, scene, camera, lightsNode, renderContext, passId );
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} else {
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renderObject.version = material.version;
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}
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}
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}
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return renderObject;
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}
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getChainMap( passId = 'default' ) {
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return this.chainMaps[ passId ] || ( this.chainMaps[ passId ] = new ChainMap() );
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}
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dispose() {
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this.chainMaps = {};
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}
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createRenderObject( nodes, geometries, renderer, object, material, scene, camera, lightsNode, renderContext, passId ) {
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const chainMap = this.getChainMap( passId );
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const renderObject = new RenderObject( nodes, geometries, renderer, object, material, scene, camera, lightsNode, renderContext );
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renderObject.onDispose = () => {
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this.pipelines.delete( renderObject );
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this.bindings.delete( renderObject );
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this.nodes.delete( renderObject );
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chainMap.delete( renderObject.getChainArray() );
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};
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return renderObject;
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}
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}
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export default RenderObjects;
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