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62 lines
1.2 KiB
62 lines
1.2 KiB
import { addNodeClass } from '../core/Node.js';
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import TempNode from '../core/TempNode.js';
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class JoinNode extends TempNode {
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constructor( nodes = [], nodeType = null ) {
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super( nodeType );
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this.nodes = nodes;
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}
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getNodeType( builder ) {
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if ( this.nodeType !== null ) {
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return builder.getVectorType( this.nodeType );
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}
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return builder.getTypeFromLength( this.nodes.reduce( ( count, cur ) => count + builder.getTypeLength( cur.getNodeType( builder ) ), 0 ) );
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}
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generate( builder, output ) {
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const type = this.getNodeType( builder );
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const nodes = this.nodes;
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const primitiveType = builder.getComponentType( type );
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const snippetValues = [];
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for ( const input of nodes ) {
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let inputSnippet = input.build( builder );
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const inputPrimitiveType = builder.getComponentType( input.getNodeType( builder ) );
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if ( inputPrimitiveType !== primitiveType ) {
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inputSnippet = builder.format( inputSnippet, inputPrimitiveType, primitiveType );
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}
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snippetValues.push( inputSnippet );
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}
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const snippet = `${ builder.getType( type ) }( ${ snippetValues.join( ', ' ) } )`;
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return builder.format( snippet, type, output );
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}
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}
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export default JoinNode;
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addNodeClass( 'JoinNode', JoinNode );
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