void OnGUI()
    {
        if (mobile_turned_on == true)
        {
            DrawGUI.DrawTexture(wRect.x, wRect.y, wRect.width, wRect.height, buttonTexture);
            DrawGUI.DrawTexture(sRect.x, sRect.y, sRect.width, sRect.height, buttonTexture);
            DrawGUI.DrawTexture(aRect.x, aRect.y, aRect.width, aRect.height, buttonTexture);
            DrawGUI.DrawTexture(dRect.x, dRect.y, dRect.width, dRect.height, buttonTexture);

            DrawGUI.DrawTexture(iRect.x, iRect.y, iRect.width, iRect.height, buttonTexture);
            DrawGUI.DrawTexture(jRect.x, jRect.y, jRect.width, jRect.height, buttonTexture);
            DrawGUI.DrawTexture(kRect.x, kRect.y, kRect.width, kRect.height, buttonTexture);
            DrawGUI.DrawTexture(lRect.x, lRect.y, lRect.width, lRect.height, buttonTexture);
        }
    }
            /*
             * void FixedUpdate(){
             *  GetVelocity ();
             *  ClampingSpeedValues();
             *  MovementUpDown();
             *  MovementLeftRight();
             *  Rotation();
             *  MovementForward();
             *  SettingControllerToInputSettings ();
             *  BasicDroneHoverAndRotation ();
             * }
             *
             * void Update(){
             *  RotationUpdateLoop_TrickRotation();
             *  Animations();
             *  DroneSound();
             *  CameraCorrectPickAndTranslatingInputToWSAD ();
             * }
             */

            /// <summary>
            /// Drawing button images on screen
            /// </summary>
            void OnGUI()
            {
                if (mobile_turned_on == true)
                {
                    DrawGUI.DrawTexture(wRect.x, wRect.y, wRect.width, wRect.height, forward_button_texture);
                    DrawGUI.DrawTexture(sRect.x, sRect.y, sRect.width, sRect.height, backward_button_texture);
                    DrawGUI.DrawTexture(aRect.x, aRect.y, aRect.width, aRect.height, leftward_button_texture);
                    DrawGUI.DrawTexture(dRect.x, dRect.y, dRect.width, dRect.height, rightward_button_texture);

                    DrawGUI.DrawTexture(iRect.x, iRect.y, iRect.width, iRect.height, upwards_button_texture);
                    DrawGUI.DrawTexture(jRect.x, jRect.y, jRect.width, jRect.height, rotation_left_button_texture);
                    DrawGUI.DrawTexture(kRect.x, kRect.y, kRect.width, kRect.height, downwards_button_texture);
                    DrawGUI.DrawTexture(lRect.x, lRect.y, lRect.width, lRect.height, rotation_right_button_texture);
                }
            }