Euler

Author: yomotsu

src/math/Euler.js

@@ -6,96 +6,80 @@ import { MathUtils } from './MathUtils.js';
 const _matrix = new Matrix4();
 const _quaternion = new Quaternion();
 
-function Euler( x = 0, y = 0, z = 0, order = Euler.DefaultOrder ) {
+class Euler {
 
-	this._x = x;
-	this._y = y;
-	this._z = z;
-	this._order = order;
+	constructor( x = 0, y = 0, z = 0, order = Euler.DefaultOrder ) {
 
-}
-
-Euler.RotationOrders = [ 'XYZ', 'YZX', 'ZXY', 'XZY', 'YXZ', 'ZYX' ];
-
-Euler.DefaultOrder = 'XYZ';
-
-Object.defineProperties( Euler.prototype, {
-
-	x: {
-
-		get: function () {
-
-			return this._x;
-
-		},
-
-		set: function ( value ) {
+		this._x = x;
+		this._y = y;
+		this._z = z;
+		this._order = order;
 
-			this._x = value;
-			this._onChangeCallback();
+	}
 
-		}
+	static RotationOrders = [ 'XYZ', 'YZX', 'ZXY', 'XZY', 'YXZ', 'ZYX' ];
 
-	},
+	static DefaultOrder = 'XYZ';
 
-	y: {
+	get x() {
 
-		get: function () {
+		return this._x;
 
-			return this._y;
+	}
 
-		},
+	set x( value ) {
 
-		set: function ( value ) {
+		this._x = value;
+		this._onChangeCallback();
 
-			this._y = value;
-			this._onChangeCallback();
+	}
 
-		}
+	get y() {
 
-	},
+		return this._y;
 
-	z: {
+	}
 
-		get: function () {
+	set y( value ) {
 
-			return this._z;
+		this._y = value;
+		this._onChangeCallback();
 
-		},
+	}
 
-		set: function ( value ) {
+	get z() {
 
-			this._z = value;
-			this._onChangeCallback();
+		return this._z;
 
-		}
+	}
 
-	},
+	set z( value ) {
 
-	order: {
+		this._z = value;
+		this._onChangeCallback();
 
-		get: function () {
+	}
 
-			return this._order;
+	get order() {
 
-		},
+		return this._order;
 
-		set: function ( value ) {
+	}
 
-			this._order = value;
-			this._onChangeCallback();
+	set order( value ) {
 
-		}
+		this._order = value;
+		this._onChangeCallback();
 
 	}
 
-} );
+	get isEuler() {
 
-Object.assign( Euler.prototype, {
+		return true;
 
-	isEuler: true,
+	}
 
-	set: function ( x, y, z, order ) {
+	set( x, y, z, order ) {
 
 		this._x = x;
 		this._y = y;
@@ -106,15 +90,15 @@ Object.assign( Euler.prototype, {
 
 		return this;
 
-	},
+	}
 
-	clone: function () {
+	clone() {
 
 		return new this.constructor( this._x, this._y, this._z, this._order );
 
-	},
+	}
 
-	copy: function ( euler ) {
+	copy( euler ) {
 
 		this._x = euler._x;
 		this._y = euler._y;
@@ -125,9 +109,9 @@ Object.assign( Euler.prototype, {
 
 		return this;
 
-	},
+	}
 
-	setFromRotationMatrix: function ( m, order, update ) {
+	setFromRotationMatrix( m, order, update ) {
 
 		const clamp = MathUtils.clamp;
 
@@ -262,39 +246,39 @@ Object.assign( Euler.prototype, {
 
 		return this;
 
-	},
+	}
 
-	setFromQuaternion: function ( q, order, update ) {
+	setFromQuaternion( q, order, update ) {
 
 		_matrix.makeRotationFromQuaternion( q );
 
 		return this.setFromRotationMatrix( _matrix, order, update );
 
-	},
+	}
 
-	setFromVector3: function ( v, order ) {
+	setFromVector3( v, order ) {
 
 		return this.set( v.x, v.y, v.z, order || this._order );
 
-	},
+	}
 
-	reorder: function ( newOrder ) {
+	reorder( newOrder ) {
 
 		// WARNING: this discards revolution information -bhouston
 
 		_quaternion.setFromEuler( this );
 
 		return this.setFromQuaternion( _quaternion, newOrder );
 
-	},
+	}
 
-	equals: function ( euler ) {
+	equals( euler ) {
 
 		return ( euler._x === this._x ) && ( euler._y === this._y ) && ( euler._z === this._z ) && ( euler._order === this._order );
 
-	},
+	}
 
-	fromArray: function ( array ) {
+	fromArray( array ) {
 
 		this._x = array[ 0 ];
 		this._y = array[ 1 ];
@@ -305,9 +289,9 @@ Object.assign( Euler.prototype, {
 
 		return this;
 
-	},
+	}
 
-	toArray: function ( array, offset ) {
+	toArray( array, offset ) {
 
 		if ( array === undefined ) array = [];
 		if ( offset === undefined ) offset = 0;
@@ -319,9 +303,9 @@ Object.assign( Euler.prototype, {
 
 		return array;
 
-	},
+	}
 
-	toVector3: function ( optionalResult ) {
+	toVector3( optionalResult ) {
 
 		if ( optionalResult ) {
 
@@ -333,19 +317,19 @@ Object.assign( Euler.prototype, {
 
 		}
 
-	},
+	}
 
-	_onChange: function ( callback ) {
+	_onChange( callback ) {
 
 		this._onChangeCallback = callback;
 
 		return this;
 
-	},
+	}
 
-	_onChangeCallback: function () {}
+	_onChangeCallback() {}
 
-} );
+}
 
 
 export { Euler };