@polygonjs/polygonjs/src/engine/nodes/js/Mult.ts

node-based WebGL 3D engine https://polygonjs.com

/**
 * multiplies multiple inputs together
 *
 *
 */
// import {JsConnectionPointType} from '../utils/io/connections/Js';
import {MathFunctionArgNOperationFactory} from './_Math_ArgNOperation';

export class MultJsNode extends MathFunctionArgNOperationFactory('mult', {
	inputPrefix: 'mult',
	out: 'product',
	operator: {
		primitive: 'multNumber',
		vector: 'multVector',
		vectorScalar: 'multVectorNumber',
	},
}) {
	// static override type() {
	// 	return 'mult';
	// }
	override paramDefaultValue(name: string) {
		return 1;
	}
	// protected _applyOperation<T extends number>(arg1: T, arg2: T): any {
	// 	return arg1 * arg2;
	// }
	// override initializeNode() {
	// 	super.initializeNode();
	// 	this.io.connection_points.set_expected_input_types_function(this._expectedInputTypes.bind(this));
	// 	this.io.connection_points.set_expected_output_types_function(this._expectedOutputType.bind(this));
	// }
	// protected _expectedOutputType() {
	// 	const inputTypes = this._expectedInputTypes();
	// 	const type = inputTypes[inputTypes.length - 1];
	// 	return [type];
	// }
	// protected override _expectedInputTypes(): JsConnectionPointType[] {
	// 	const input_connections = this.io.connections.existingInputConnections();
	// 	if (input_connections) {
	// 		const first_connection = input_connections[0];
	// 		if (first_connection) {
	// 			const connection_point_for_first_connection =
	// 				first_connection.node_src.io.outputs.namedOutputConnectionPoints()[first_connection.output_index];
	// 			// this.io.inputs.namedInputConnectionPoints()[
	// 			// 	first_connection.input_index
	// 			// ];
	// 			const type = connection_point_for_first_connection.type();
	// 			const expected_count = Math.max(input_connections.length + 1, 2);
	// 			const empty_array = new Array(expected_count);
	// 			if (type == JsConnectionPointType.FLOAT) {
	// 				const second_connection = input_connections[1];
	// 				if (second_connection) {
	// 					const connection_point_for_second_connection =
	// 						second_connection.node_src.io.outputs.namedOutputConnectionPoints()[
	// 							second_connection.output_index
	// 						];
	// 					const second_type = connection_point_for_second_connection.type();
	// 					if (second_type == JsConnectionPointType.FLOAT) {
	// 						// if first 2 inputs are float: n+1 float inputs
	// 						return empty_array.fill(type);
	// 					} else {
	// 						// if first input is float and 2nd is different: 1 float, 1 like second, and no other input
	// 						return [type, second_type];
	// 					}
	// 				} else {
	// 					// if only 1 input: 2 with same type
	// 					return [type, type];
	// 				}
	// 			} else {
	// 				// if first input is not a float: n+1 inputs with same type
	// 				return empty_array.fill(type);
	// 			}
	// 		} else {
	// 			// if we arrive here, we simply go to the last return statement
	// 		}
	// 	}
	// 	return [JsConnectionPointType.FLOAT, JsConnectionPointType.FLOAT];
	// }
}