Three.Legacy.js: Move to let/const.

src/Three.Legacy.js

@@ -102,11 +102,11 @@ export function Face4( a, b, c, d, normal, color, materialIndex ) {
 
 }
 
-export var LineStrip = 0;
-export var LinePieces = 1;
-export var NoColors = 0;
-export var FaceColors = 1;
-export var VertexColors = 2;
+export const LineStrip = 0;
+export const LinePieces = 1;
+export const NoColors = 0;
+export const FaceColors = 1;
+export const VertexColors = 2;
 
 export function MeshFaceMaterial( materials ) {
 
@@ -277,7 +277,7 @@ Object.assign( CurvePath.prototype, {
 
 		// generate geometry from path points (for Line or Points objects)
 
-		var pts = this.getPoints( divisions );
+		const pts = this.getPoints( divisions );
 		return this.createGeometry( pts );
 
 	},
@@ -288,7 +288,7 @@ Object.assign( CurvePath.prototype, {
 
 		// generate geometry from equidistant sampling along the path
 
-		var pts = this.getSpacedPoints( divisions );
+		const pts = this.getSpacedPoints( divisions );
 		return this.createGeometry( pts );
 
 	},
@@ -297,11 +297,11 @@ Object.assign( CurvePath.prototype, {
 
 		console.warn( 'THREE.CurvePath: .createGeometry() has been removed. Use new THREE.Geometry().setFromPoints( points ) instead.' );
 
-		var geometry = new Geometry();
+		const geometry = new Geometry();
 
-		for ( var i = 0, l = points.length; i < l; i ++ ) {
+		for ( let i = 0, l = points.length; i < l; i ++ ) {
 
-			var point = points[ i ];
+			const point = points[ i ];
 			geometry.vertices.push( new Vector3( point.x, point.y, point.z || 0 ) );
 
 		}
@@ -2039,8 +2039,8 @@ Object.defineProperties( Audio.prototype, {
 		value: function ( file ) {
 
 			console.warn( 'THREE.Audio: .load has been deprecated. Use THREE.AudioLoader instead.' );
-			var scope = this;
-			var audioLoader = new AudioLoader();
+			const scope = this;
+			const audioLoader = new AudioLoader();
 			audioLoader.load( file, function ( buffer ) {
 
 				scope.setBuffer( buffer );
@@ -2078,12 +2078,12 @@ CubeCamera.prototype.updateCubeMap = function ( renderer, scene ) {
 
 //
 
-export var GeometryUtils = {
+export const GeometryUtils = {
 
 	merge: function ( geometry1, geometry2, materialIndexOffset ) {
 
 		console.warn( 'THREE.GeometryUtils: .merge() has been moved to Geometry. Use geometry.merge( geometry2, matrix, materialIndexOffset ) instead.' );
-		var matrix;
+		let matrix;
 
 		if ( geometry2.isMesh ) {
 
@@ -2113,10 +2113,10 @@ ImageUtils.loadTexture = function ( url, mapping, onLoad, onError ) {
 
 	console.warn( 'THREE.ImageUtils.loadTexture has been deprecated. Use THREE.TextureLoader() instead.' );
 
-	var loader = new TextureLoader();
+	const loader = new TextureLoader();
 	loader.setCrossOrigin( this.crossOrigin );
 
-	var texture = loader.load( url, onLoad, undefined, onError );
+	const texture = loader.load( url, onLoad, undefined, onError );
 
 	if ( mapping ) texture.mapping = mapping;
 
@@ -2128,10 +2128,10 @@ ImageUtils.loadTextureCube = function ( urls, mapping, onLoad, onError ) {
 
 	console.warn( 'THREE.ImageUtils.loadTextureCube has been deprecated. Use THREE.CubeTextureLoader() instead.' );
 
-	var loader = new CubeTextureLoader();
+	const loader = new CubeTextureLoader();
 	loader.setCrossOrigin( this.crossOrigin );
 
-	var texture = loader.load( urls, onLoad, undefined, onError );
+	const texture = loader.load( urls, onLoad, undefined, onError );
 
 	if ( mapping ) texture.mapping = mapping;
 
@@ -2169,7 +2169,7 @@ export function JSONLoader() {
 
 //
 
-export var SceneUtils = {
+export const SceneUtils = {
 
 	createMultiMaterialObject: function ( /* geometry, materials */ ) {