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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 );