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// WARNING: This file was auto-generated, any change will be overridden in next release. Please use configs/es6.conf.js then run "npm run convert". //
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import { Euler } from './Euler';
import { Vector3 } from './Vector3';
import { Matrix4 } from './Matrix4';
export class Quaternion {
	constructor( x?: number, y?: number, z?: number, w?: number );

	x: number;
	y: number;
	z: number;
	w: number;
	readonly isQuaternion: true;
	set( x: number, y: number, z: number, w: number ): Quaternion;
	clone(): this;
	copy( q: Quaternion ): this;
	setFromEuler( euler: Euler ): Quaternion;
	setFromAxisAngle( axis: Vector3, angle: number ): Quaternion;
	setFromRotationMatrix( m: Matrix4 ): Quaternion;
	setFromUnitVectors( vFrom: Vector3, vTo: Vector3 ): Quaternion;
	angleTo( q: Quaternion ): number;
	rotateTowards( q: Quaternion, step: number ): Quaternion;
	inverse(): Quaternion;

	conjugate(): Quaternion;
	dot( v: Quaternion ): number;
	lengthSq(): number;
	length(): number;
	normalize(): Quaternion;
	multiply( q: Quaternion ): Quaternion;
	premultiply( q: Quaternion ): Quaternion;
	multiplyQuaternions( a: Quaternion, b: Quaternion ): Quaternion;

	slerp( qb: Quaternion, t: number ): Quaternion;
	equals( v: Quaternion ): boolean;
	fromArray( array: number[], offset?: number ): this;
	fromArray( array: ArrayLike<number>, offset?: number ): this;
	toArray( array?: number[], offset?: number ): number[];
	toArray( array: ArrayLike<number>, offset?: number ): ArrayLike<number>;

	_onChange( callback: Function ): Quaternion;
	_onChangeCallback: Function;
	static slerp(
		qa: Quaternion,
		qb: Quaternion,
		qm: Quaternion,
		t: number
	): Quaternion;

	static slerpFlat(
		dst: number[],
		dstOffset: number,
		src0: number[],
		srcOffset: number,
		src1: number[],
		stcOffset1: number,
		t: number
	): Quaternion;
	multiplyVector3( v: any ): any;

}