three 基础库
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import { Matrix4 } from '../../../../build/three.module.js';
import { InputNode } from '../core/InputNode.js';
class Matrix4Node extends InputNode {
constructor( matrix ) {
super( 'm4' );
this.value = matrix || new Matrix4();
}
get elements() {
return this.value.elements;
}
set elements( val ) {
this.value.elements = val;
}
generateReadonly( builder, output, uuid, type /*, ns, needsUpdate */ ) {
return builder.format( 'mat4( ' + this.value.elements.join( ', ' ) + ' )', type, output );
}
copy( source ) {
super.copy( source );
this.scope.value.fromArray( source.elements );
return this;
}
toJSON( meta ) {
let data = this.getJSONNode( meta );
if ( ! data ) {
data = this.createJSONNode( meta );
data.elements = this.value.elements.concat();
}
return data;
}
}
Matrix4Node.prototype.nodeType = 'Matrix4';
export { Matrix4Node };