@polygonjs/polygonjs/src/engine/functions/_SetObjectQuaternion.ts

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

import {Object3D, Quaternion} from 'three';
import {touchObjectProperty, GetObjectPropertyJsNodeInputName} from '../../core/reactivity/ObjectPropertyReactivity';
import {ObjectNamedFunction3} from './_Base';
import {isBooleanTrue} from '../../core/Type';

const q1 = new Quaternion();
const q2 = new Quaternion();
export class setObjectQuaternion extends ObjectNamedFunction3<[Quaternion, number, boolean]> {
	static override type() {
		return 'setObjectQuaternion';
	}
	func(object3D: Object3D, quaternion: Quaternion, lerp: number, updateMatrix: boolean): void {
		if (lerp >= 1) {
			object3D.quaternion.copy(quaternion);
		} else {
			q1.copy(object3D.quaternion);
			q2.copy(quaternion);
			q1.slerp(q2, lerp);
			object3D.quaternion.copy(q1);
		}
		touchObjectProperty(object3D, GetObjectPropertyJsNodeInputName.quaternion);
		if (isBooleanTrue(updateMatrix)) {
			object3D.updateMatrix();
			touchObjectProperty(object3D, GetObjectPropertyJsNodeInputName.matrix);
		}
	}
}