Updated builds.

build/three.js

@@ -11589,44 +11589,68 @@
 
 	function WebGLExtensions(gl) {
 		var extensions = {};
-		return {
-			has: function has(name) {
-				if (extensions[name] !== undefined) {
-					return extensions[name] !== null;
-				}
 
-				var extension;
+		function getExtension(name) {
+			if (extensions[name] !== undefined) {
+				return extensions[name];
+			}
 
-				switch (name) {
-					case 'WEBGL_depth_texture':
-						extension = gl.getExtension('WEBGL_depth_texture') || gl.getExtension('MOZ_WEBGL_depth_texture') || gl.getExtension('WEBKIT_WEBGL_depth_texture');
-						break;
+			var extension;
 
-					case 'EXT_texture_filter_anisotropic':
-						extension = gl.getExtension('EXT_texture_filter_anisotropic') || gl.getExtension('MOZ_EXT_texture_filter_anisotropic') || gl.getExtension('WEBKIT_EXT_texture_filter_anisotropic');
-						break;
+			switch (name) {
+				case 'WEBGL_depth_texture':
+					extension = gl.getExtension('WEBGL_depth_texture') || gl.getExtension('MOZ_WEBGL_depth_texture') || gl.getExtension('WEBKIT_WEBGL_depth_texture');
+					break;
 
-					case 'WEBGL_compressed_texture_s3tc':
-						extension = gl.getExtension('WEBGL_compressed_texture_s3tc') || gl.getExtension('MOZ_WEBGL_compressed_texture_s3tc') || gl.getExtension('WEBKIT_WEBGL_compressed_texture_s3tc');
-						break;
+				case 'EXT_texture_filter_anisotropic':
+					extension = gl.getExtension('EXT_texture_filter_anisotropic') || gl.getExtension('MOZ_EXT_texture_filter_anisotropic') || gl.getExtension('WEBKIT_EXT_texture_filter_anisotropic');
+					break;
 
-					case 'WEBGL_compressed_texture_pvrtc':
-						extension = gl.getExtension('WEBGL_compressed_texture_pvrtc') || gl.getExtension('WEBKIT_WEBGL_compressed_texture_pvrtc');
-						break;
+				case 'WEBGL_compressed_texture_s3tc':
+					extension = gl.getExtension('WEBGL_compressed_texture_s3tc') || gl.getExtension('MOZ_WEBGL_compressed_texture_s3tc') || gl.getExtension('WEBKIT_WEBGL_compressed_texture_s3tc');
+					break;
 
-					default:
-						extension = gl.getExtension(name);
-				}
+				case 'WEBGL_compressed_texture_pvrtc':
+					extension = gl.getExtension('WEBGL_compressed_texture_pvrtc') || gl.getExtension('WEBKIT_WEBGL_compressed_texture_pvrtc');
+					break;
 
-				extensions[name] = extension;
-				return extension !== null;
+				default:
+					extension = gl.getExtension(name);
+			}
+
+			extensions[name] = extension;
+			return extension;
+		}
+
+		return {
+			has: function has(name) {
+				return getExtension(name) !== null;
+			},
+			init: function init(capabilities) {
+				if (capabilities.isWebGL2) {
+					getExtension('EXT_color_buffer_float');
+				} else {
+					getExtension('WEBGL_depth_texture');
+					getExtension('OES_texture_float');
+					getExtension('OES_texture_half_float');
+					getExtension('OES_texture_half_float_linear');
+					getExtension('OES_standard_derivatives');
+					getExtension('OES_element_index_uint');
+					getExtension('OES_vertex_array_object');
+					getExtension('ANGLE_instanced_arrays');
+				}
+
+				getExtension('OES_texture_float_linear');
+				getExtension('EXT_color_buffer_half_float');
 			},
 			get: function get(name) {
-				if (!this.has(name)) {
+				var extension = getExtension(name);
+
+				if (extension === null) {
 					console.warn('THREE.WebGLRenderer: ' + name + ' extension not supported.');
 				}
 
-				return extensions[name];
+				return extension;
 			}
 		};
 	}
@@ -17448,22 +17472,7 @@
 		function initGLContext() {
 			extensions = new WebGLExtensions(_gl);
 			capabilities = new WebGLCapabilities(_gl, extensions, parameters);
-
-			if (capabilities.isWebGL2) {
-				extensions.get('EXT_color_buffer_float');
-			} else {
-				extensions.get('WEBGL_depth_texture');
-				extensions.get('OES_texture_float');
-				extensions.get('OES_texture_half_float');
-				extensions.get('OES_texture_half_float_linear');
-				extensions.get('OES_standard_derivatives');
-				extensions.get('OES_element_index_uint');
-				extensions.get('OES_vertex_array_object');
-				extensions.get('ANGLE_instanced_arrays');
-			}
-
-			extensions.get('OES_texture_float_linear');
-			extensions.get('EXT_color_buffer_half_float');
+			extensions.init(capabilities);
 			utils = new WebGLUtils(_gl, extensions, capabilities);
 			state = new WebGLState(_gl, extensions, capabilities);
 			state.scissor(_currentScissor.copy(_scissor).multiplyScalar(_pixelRatio).floor());

build/three.module.js

@@ -14736,56 +14736,88 @@ function WebGLExtensions( gl ) {
 
 	const extensions = {};
 
-	return {
+	function getExtension( name ) {
 
-		has: function ( name ) {
+		if ( extensions[ name ] !== undefined ) {
 
-			if ( extensions[ name ] !== undefined ) {
+			return extensions[ name ];
 
-				return extensions[ name ] !== null;
+		}
 
-			}
+		let extension;
 
-			let extension;
+		switch ( name ) {
 
-			switch ( name ) {
+			case 'WEBGL_depth_texture':
+				extension = gl.getExtension( 'WEBGL_depth_texture' ) || gl.getExtension( 'MOZ_WEBGL_depth_texture' ) || gl.getExtension( 'WEBKIT_WEBGL_depth_texture' );
+				break;
 
-				case 'WEBGL_depth_texture':
-					extension = gl.getExtension( 'WEBGL_depth_texture' ) || gl.getExtension( 'MOZ_WEBGL_depth_texture' ) || gl.getExtension( 'WEBKIT_WEBGL_depth_texture' );
-					break;
+			case 'EXT_texture_filter_anisotropic':
+				extension = gl.getExtension( 'EXT_texture_filter_anisotropic' ) || gl.getExtension( 'MOZ_EXT_texture_filter_anisotropic' ) || gl.getExtension( 'WEBKIT_EXT_texture_filter_anisotropic' );
+				break;
 
-				case 'EXT_texture_filter_anisotropic':
-					extension = gl.getExtension( 'EXT_texture_filter_anisotropic' ) || gl.getExtension( 'MOZ_EXT_texture_filter_anisotropic' ) || gl.getExtension( 'WEBKIT_EXT_texture_filter_anisotropic' );
-					break;
+			case 'WEBGL_compressed_texture_s3tc':
+				extension = gl.getExtension( 'WEBGL_compressed_texture_s3tc' ) || gl.getExtension( 'MOZ_WEBGL_compressed_texture_s3tc' ) || gl.getExtension( 'WEBKIT_WEBGL_compressed_texture_s3tc' );
+				break;
 
-				case 'WEBGL_compressed_texture_s3tc':
-					extension = gl.getExtension( 'WEBGL_compressed_texture_s3tc' ) || gl.getExtension( 'MOZ_WEBGL_compressed_texture_s3tc' ) || gl.getExtension( 'WEBKIT_WEBGL_compressed_texture_s3tc' );
-					break;
+			case 'WEBGL_compressed_texture_pvrtc':
+				extension = gl.getExtension( 'WEBGL_compressed_texture_pvrtc' ) || gl.getExtension( 'WEBKIT_WEBGL_compressed_texture_pvrtc' );
+				break;
 
-				case 'WEBGL_compressed_texture_pvrtc':
-					extension = gl.getExtension( 'WEBGL_compressed_texture_pvrtc' ) || gl.getExtension( 'WEBKIT_WEBGL_compressed_texture_pvrtc' );
-					break;
+			default:
+				extension = gl.getExtension( name );
 
-				default:
-					extension = gl.getExtension( name );
+		}
 
-			}
+		extensions[ name ] = extension;
+
+		return extension;
+
+	}
+
+	return {
 
-			extensions[ name ] = extension;
+		has: function ( name ) {
+
+			return getExtension( name ) !== null;
+
+		},
+
+		init: function ( capabilities ) {
+
+			if ( capabilities.isWebGL2 ) {
+
+				getExtension( 'EXT_color_buffer_float' );
+
+			} else {
+
+				getExtension( 'WEBGL_depth_texture' );
+				getExtension( 'OES_texture_float' );
+				getExtension( 'OES_texture_half_float' );
+				getExtension( 'OES_texture_half_float_linear' );
+				getExtension( 'OES_standard_derivatives' );
+				getExtension( 'OES_element_index_uint' );
+				getExtension( 'OES_vertex_array_object' );
+				getExtension( 'ANGLE_instanced_arrays' );
+
+			}
 
-			return extension !== null;
+			getExtension( 'OES_texture_float_linear' );
+			getExtension( 'EXT_color_buffer_half_float' );
 
 		},
 
 		get: function ( name ) {
 
-			if ( ! this.has( name ) ) {
+			const extension = getExtension( name );
+
+			if ( extension === null ) {
 
 				console.warn( 'THREE.WebGLRenderer: ' + name + ' extension not supported.' );
 
 			}
 
-			return extensions[ name ];
+			return extension;
 
 		}
 
@@ -23127,25 +23159,7 @@ function WebGLRenderer( parameters ) {
 
 		capabilities = new WebGLCapabilities( _gl, extensions, parameters );
 
-		if ( capabilities.isWebGL2 ) {
-
-			extensions.get( 'EXT_color_buffer_float' );
-
-		} else {
-
-			extensions.get( 'WEBGL_depth_texture' );
-			extensions.get( 'OES_texture_float' );
-			extensions.get( 'OES_texture_half_float' );
-			extensions.get( 'OES_texture_half_float_linear' );
-			extensions.get( 'OES_standard_derivatives' );
-			extensions.get( 'OES_element_index_uint' );
-			extensions.get( 'OES_vertex_array_object' );
-			extensions.get( 'ANGLE_instanced_arrays' );
-
-		}
-
-		extensions.get( 'OES_texture_float_linear' );
-		extensions.get( 'EXT_color_buffer_half_float' );
+		extensions.init( capabilities );
 
 		utils = new WebGLUtils( _gl, extensions, capabilities );