debug.cs

 public static void DrawBoundingBoxFromCenter(Vector3 center, Vector3 size, Color color)
        {
            Vector3 cornerA = new Vector3(center.X - size.X, center.Y - size.Y, center.Z + size.Z);
            Vector3 cornerB = new Vector3(center.X + size.X, center.Y - size.Y, center.Z + size.Z);
            Vector3 cornerC = new Vector3(center.X + size.X, center.Y + size.Y, center.Z + size.Z);
            Vector3 cornerD = new Vector3(center.X - size.X, center.Y + size.Y, center.Z + size.Z);
            DrawLine(cornerA, cornerB, color);
            DrawLine(cornerB, cornerC, color);
            DrawLine(cornerC, cornerD, color);
            DrawLine(cornerD, cornerA, color);
            DrawSphere(cornerA, 0.1f, Color.White);
            DrawSphere(cornerB, 0.1f, Color.Aqua);
            DrawSphere(cornerC, 0.1f, Color.Red);
            DrawSphere(cornerD, 0.1f, Color.Black);
            
            Vector3 cornerE = new Vector3(center.X - size.X, center.Y - size.Y, center.Z - size.Z);
            Vector3 cornerF = new Vector3(center.X + size.X, center.Y - size.Y, center.Z - size.Z);
            Vector3 cornerG = new Vector3(center.X + size.X, center.Y + size.Y, center.Z - size.Z);
            Vector3 cornerH = new Vector3(center.X - size.X, center.Y + size.Y, center.Z - size.Z);
            
            DrawLine(cornerE, cornerF, color);
            DrawLine(cornerF, cornerG, color);
            DrawLine(cornerG, cornerH, color);
            DrawLine(cornerH, cornerE, color);
            
            // Connect vertical
            DrawLine(cornerA, cornerE, color);
            DrawLine(cornerB, cornerF, color);
            DrawLine(cornerC, cornerG, color);
            DrawLine(cornerD, cornerH, color);
        }