Examples: More clean up

examples/software_lines_splines.html

@@ -97,10 +97,8 @@
 
 				for ( i = 0; i < points.length * subdivisions; i ++ ) {
 
-					var index = i / ( points.length * subdivisions );
-					spline.getPoint( index, point );
-
-					geometry.vertices[ i ] = new THREE.Vector3( point.x, point.y, point.z );
+					var t = i / ( points.length * subdivisions );
+					geometry.vertices[ i ] = spline.getPoint( t );
 
 					colors[ i ] = new THREE.Color( 0xffffff );
 					colors[ i ].setHSL( 0.6, 1.0, Math.max( 0, - point.x / 200 ) + 0.5 );

examples/software_sandbox.html

@@ -110,9 +110,8 @@
 
 				for ( var i = 0; i < points.length * n_sub; i ++ ) {
 
-					var index = i / ( points.length * n_sub );
-
-					vertices[ i ] = spline.getPoint( index );
+					var t = i / ( points.length * n_sub );
+					vertices[ i ] = spline.getPoint( t );
 					colors[ i ] = new THREE.Color( 0x88aaff );
 
 				}

examples/webgl_lines_splines.html

@@ -100,8 +100,8 @@
 
 				for ( i = 0; i < points.length * subdivisions; i ++ ) {
 
-					var index = i / ( points.length * subdivisions );
-					spline.getPoint( index, point );
+					var t = i / ( points.length * subdivisions );
+					spline.getPoint( t, point );
 
 					position.push( point.x, point.y, point.z );