Add component linesec.

Assets/Cryville/Crtr/Components/TrackLine.cs

@@ -5,8 +5,38 @@ namespace Cryville.Crtr.Components {
 	public class TrackLine : SectionalGameObject {
 		readonly List<Vector3> vertices = new List<Vector3>();
 
+		LineRenderer lineRenderer;
+
+		public TrackLine() {
+			SubmitProperty("width", new PropOp.Float(v => Width = v));
+		}
+
+		private float m_width;
+		public float Width {
+			get { return m_width; }
+			set {
+				m_width = value;
+				if (lineRenderer != null) {
+					lineRenderer.startWidth = value;
+					lineRenderer.endWidth = value;
+				}
+			}
+		}
+
 		public override void Init() {
 			base.Init();
+			lineRenderer = gameObject.AddComponent<LineRenderer>();
+			lineRenderer.materials = materials = new Material[] { MeshWrapper.NewMaterial() };
+			Width = Width;
+			UpdateColor();
+		}
+
+		protected override void UpdateColor() {
+			base.UpdateColor();
+			if (lineRenderer != null) {
+				lineRenderer.startColor = Color;
+				lineRenderer.endColor = Color;
+			}
 		}
 
 		protected override void AppendPointInternal(Vector3 p, Quaternion r) {
@@ -14,13 +44,12 @@ namespace Cryville.Crtr.Components {
 		}
 
 		public override void Seal() {
-			var r = GetComponent<LineRenderer>();
 #if UNITY_5_6_OR_NEWER
-			r.positionCount = vertices.Count;
+			lineRenderer.positionCount = vertices.Count;
 #else
-			r.SetVertexCount(vertices.Count);
+			lineRenderer.SetVertexCount(vertices.Count);
 #endif
-			for (int i = 0; i < vertices.Count; i++) r.SetPosition(i, vertices[i]);
+			for (int i = 0; i < vertices.Count; i++) lineRenderer.SetPosition(i, vertices[i]);
 		}
 
 		public override void Reset() {