three 基础库
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import { TempNode } from '../core/TempNode.js';
import { NodeUtils } from '../core/NodeUtils.js';
const inputs = NodeUtils.elements;
class JoinNode extends TempNode {
constructor( x, y, z, w ) {
super( 'f' );
this.x = x;
this.y = y;
this.z = z;
this.w = w;
}
getNumElements() {
let i = inputs.length;
while ( i -- ) {
if ( this[ inputs[ i ] ] !== undefined ) {
++ i;
break;
}
}
return Math.max( i, 2 );
}
getType( builder ) {
return builder.getTypeFromLength( this.getNumElements() );
}
generate( builder, output ) {
const type = this.getType( builder ),
length = this.getNumElements(),
outputs = [];
for ( let i = 0; i < length; i ++ ) {
const elm = this[ inputs[ i ] ];
outputs.push( elm ? elm.build( builder, 'f' ) : '0.0' );
}
const code = ( length > 1 ? builder.getConstructorFromLength( length ) : '' ) + '( ' + outputs.join( ', ' ) + ' )';
return builder.format( code, type, output );
}
copy( source ) {
super.copy( source );
for ( const prop in source.inputs ) {
this[ prop ] = source.inputs[ prop ];
}
return this;
}
toJSON( meta ) {
let data = this.getJSONNode( meta );
if ( ! data ) {
data = this.createJSONNode( meta );
data.inputs = {};
const length = this.getNumElements();
for ( let i = 0; i < length; i ++ ) {
const elm = this[ inputs[ i ] ];
if ( elm ) {
data.inputs[ inputs[ i ] ] = elm.toJSON( meta ).uuid;
}
}
}
return data;
}
}
JoinNode.prototype.nodeType = 'Join';
export { JoinNode };