Cleanup examples (#26869)

* Cleanup example

* Cleanup example

* Cleanup example

* Fix parameter

examples/webgl_loader_md2.html

@@ -152,7 +152,7 @@
 
 				} );
 
-				gui.add( playbackConfig, 'wireframe', false ).onChange( function () {
+				gui.add( playbackConfig, 'wireframe' ).onChange( function () {
 
 					character.setWireframe( playbackConfig.wireframe );
 

examples/webgl_loader_obj.html

@@ -84,7 +84,7 @@
 					if ( xhr.lengthComputable ) {
 
 						const percentComplete = xhr.loaded / xhr.total * 100;
-						console.log( 'model ' + Math.round( percentComplete, 2 ) + '% downloaded' );
+						console.log( 'model ' + percentComplete.toFixed( 2 ) + '% downloaded' );
 
 					}
 

examples/webgl_loader_obj_mtl.html

@@ -58,7 +58,7 @@
 					if ( xhr.lengthComputable ) {
 
 						const percentComplete = xhr.loaded / xhr.total * 100;
-						console.log( Math.round( percentComplete, 2 ) + '% downloaded' );
+						console.log( percentComplete.toFixed( 2 ) + '% downloaded' );
 
 					}
 

examples/webgl_loader_pdb.html

@@ -210,7 +210,7 @@
 						start.multiplyScalar( 75 );
 						end.multiplyScalar( 75 );
 
-						const object = new THREE.Mesh( boxGeometry, new THREE.MeshPhongMaterial( 0xffffff ) );
+						const object = new THREE.Mesh( boxGeometry, new THREE.MeshPhongMaterial( { color: 0xffffff } ) );
 						object.position.copy( start );
 						object.position.lerp( end, 0.5 );
 						object.scale.set( 5, 5, start.distanceTo( end ) );