Method to draw the dots from the given position

DrawDots.cs

    int dotCount = 0;
    /// <summary>
    ///   
    /// </summary>
    /// <param name="pos">Screen Position</param>
    void DrawDot(Vector2 pos)
    {
        if (anchorGO == null)
        {
            anchorGO = new GameObject();
            anchorGO.transform.SetParent(referenceObject.transform.parent);
            anchorGO.transform.position = Vector3.zero;
            anchorGO.transform.localScale = Vector3.one;
            anchorGO.name = "DrawAnchor";
        }


        // DeNormalize the position and adjust to passed camera
        Vector3 location = DeNormalizedPosition(pos, renderCam);


        GameObject go = GameObject.Instantiate(DrawPrefab, location, Quaternion.identity);
        go.transform.SetParent(anchorGO.transform);
        go.transform.localScale = DotScale * Vector3.one;
        go.layer = (int)CameraLayer.IGNORE_RAYCAST;
        go.name = "dot " + dotCount;
        dotCount++;
        Debug.LogFormat("{0} pos:{1} => : {2} ", go.name, pos, location);
        Renderer renderer = go.GetComponent<Renderer>();
        if (renderer != null)
        {
            Material mat = renderer.material;
            if (mat != null)
            {
                mat.color = DrawColor;
            }
        }
    }