added second ref line to spherical coordinates

.gitignore

@@ -16,3 +16,4 @@
 /assets/www/modules/angles.js~
 /assets/www/modules/earth.js~
 /assets/www/modules/sun.js~
+/assets/www/modules/view.js~

assets/www/index.html

@@ -75,7 +75,7 @@ This three.js demo is part of a collection at
 	//var keyboard = new THREEx.KeyboardState();
 	var clock = new THREE.Clock();
 	var spacecraft, arrow_vel, arrow_accel, arrow_momentum, target_a, vector_a, direction_a;
-	var long_arc, lat_arc, long_sprite, lat_sprite, lineAngle, lineSpheric;
+	var long_arc, lat_arc, long_sprite, lat_sprite, lineAngle, lineSpheric, lineSpheric2;
 	var vectors_arc, vectors_sprite;
 	var origin = new THREE.Vector3(0,0,0);
 

assets/www/modules/angles.js

@@ -90,6 +90,14 @@ function initAngles(){
 		var lineMaterial = new THREE.LineDashedMaterial( { color: arc_color, dashSize: 1, gapSize: 3 } );
 		lineSpheric = new THREE.Line( lineGeometry, lineMaterial );
 		scene.add(lineSpheric);
+		//Set discontinued lines
+		var lineGeometry = new THREE.Geometry();
+		var vertArray = lineGeometry.vertices;
+		vertArray.push( sphcoord_cross.clone(), new THREE.Vector3(0, 0, 0) );
+		lineGeometry.computeLineDistances();
+		var lineMaterial = new THREE.LineDashedMaterial( { color: arc_color, dashSize: 1, gapSize: 3 } );
+		lineSpheric2 = new THREE.Line( lineGeometry, lineMaterial );
+		scene.add(lineSpheric2);
 
 		//create longitude arc
 
@@ -281,6 +289,10 @@ function updateAngles(){
 		lineSpheric.geometry.computeLineDistances();
 		lineSpheric.geometry.verticesNeedUpdate = true;
 
+		lineSpheric2.geometry.vertices[0].set(sphcoord_cross.x,sphcoord_cross.y,sphcoord_cross.z);
+		lineSpheric2.geometry.computeLineDistances();
+		lineSpheric2.geometry.verticesNeedUpdate = true;
+
 		//update longitude arc
 		scene.remove( long_arc );
 		var spline = new THREE.QuadraticBezierCurve3(sphcoord_cross.clone(),