最新代码

public/sdk/three/jsm/nodes/utils/OscNode.js

@@ -0,0 +1,81 @@
+import Node, { addNodeClass } from '../core/Node.js';
+import { timerLocal } from './TimerNode.js';
+import { nodeObject, nodeProxy } from '../shadernode/ShaderNode.js';
+
+class OscNode extends Node {
+
+	constructor( method = OscNode.SINE, timeNode = timerLocal() ) {
+
+		super();
+
+		this.method = method;
+		this.timeNode = timeNode;
+
+	}
+
+	getNodeType( builder ) {
+
+		return this.timeNode.getNodeType( builder );
+
+	}
+
+	setup() {
+
+		const method = this.method;
+		const timeNode = nodeObject( this.timeNode );
+
+		let outputNode = null;
+
+		if ( method === OscNode.SINE ) {
+
+			outputNode = timeNode.add( 0.75 ).mul( Math.PI * 2 ).sin().mul( 0.5 ).add( 0.5 );
+
+		} else if ( method === OscNode.SQUARE ) {
+
+			outputNode = timeNode.fract().round();
+
+		} else if ( method === OscNode.TRIANGLE ) {
+
+			outputNode = timeNode.add( 0.5 ).fract().mul( 2 ).sub( 1 ).abs();
+
+		} else if ( method === OscNode.SAWTOOTH ) {
+
+			outputNode = timeNode.fract();
+
+		}
+
+		return outputNode;
+
+	}
+
+	serialize( data ) {
+
+		super.serialize( data );
+
+		data.method = this.method;
+
+	}
+
+	deserialize( data ) {
+
+		super.deserialize( data );
+
+		this.method = data.method;
+
+	}
+
+}
+
+OscNode.SINE = 'sine';
+OscNode.SQUARE = 'square';
+OscNode.TRIANGLE = 'triangle';
+OscNode.SAWTOOTH = 'sawtooth';
+
+export default OscNode;
+
+export const oscSine = nodeProxy( OscNode, OscNode.SINE );
+export const oscSquare = nodeProxy( OscNode, OscNode.SQUARE );
+export const oscTriangle = nodeProxy( OscNode, OscNode.TRIANGLE );
+export const oscSawtooth = nodeProxy( OscNode, OscNode.SAWTOOTH );
+
+addNodeClass( 'OscNode', OscNode );