Revize 84cf5509

Re #9003 - Updated default config based on testing in lab + various improvements

deltarobot-vr/Assets/DeltaRobotVr/Components/AbstractArrow.cs

@@ -8 +8 @@
     public abstract class AbstractArrow : MonoBehaviour
     {
         public float lengthMultiplier = 2;
+        protected Renderer objectRenderer;
+
+        private void Start()
+        {
+            objectRenderer = GetComponent<Renderer>();
+        }
 
         void Update()
         {
@@ -16 +22 @@
                 Vector3 v = Single3Utils.ToVector3(GetVector());
                 
                 var t = transform;
+                var zs = v.magnitude * lengthMultiplier;
                 t.rotation = Quaternion.FromToRotation(Vector3.forward, v);
-                t.localScale = new Vector3(1, 1, v.magnitude * lengthMultiplier);
+                t.localScale = new Vector3(1, 1, zs);
+                
+                // If scale is 0, hide arrow
+                // Seems fine without delta
+                if (objectRenderer.enabled == (zs == 0.0f))
+                {
+                    objectRenderer.enabled = !(zs == 0.0f);
+                }
             }
         }