/// <summary>
        /// Create a selection model for a specific kerbal.
        /// </summary>
        /// <param name="eva"></param>
        private void CreateLine(EvaContainer container)
        {
            if (selectionLines.ContainsKey(container.flightID))
            {
                return;
            }

            LineRenderer lineRenderer = new GameObject().AddComponent<LineRenderer>();

            lineRenderer.useWorldSpace = false;
            lineRenderer.material = new Material(Shader.Find("Particles/Additive"));
            lineRenderer.SetWidth(0.05f, 0.05f);
            lineRenderer.SetColors(Color.green, Color.red);

			Renderer _renderer = null;
			lineRenderer.GetComponentCached<Renderer> (ref _renderer);

			if (_renderer != null) {
				_renderer.shadowCastingMode = UnityEngine.Rendering.ShadowCastingMode.Off;
				_renderer.receiveShadows = false;
			}

            int segments = 32;

            lineRenderer.SetVertexCount(segments);

            CreateCircle(lineRenderer, segments, 0.25);

            //set properties
            SetSelectionLineProperties(container.EVA, lineRenderer);

            selectionLines.Add(container.flightID, lineRenderer);

        }