public static void ControlMouse(int dx, int dy, bool leftClick)
        {
            INPUT[] inputs = new INPUT[2];

            inputs[0] = new INPUT();
            inputs[0].type = 0;
            inputs[0].mi.dx = dx;
            inputs[0].mi.dy = dy;
            inputs[0].mi.dwFlags = MOUSEEVENTF.MOVE;

            if (!leftClickDown && leftClick)
            {
                inputs[1] = new INPUT();
                inputs[1].type = 0;
                inputs[1].mi.dwFlags = MOUSEEVENTF.LEFTDOWN;
                leftClickDown = true;
            }
            else if (leftClickDown && !leftClick)
            {
                inputs[1] = new INPUT();
                inputs[1].type = 0;
                inputs[1].mi.dwFlags = MOUSEEVENTF.LEFTUP;
                leftClickDown = false;
            }

            SendInput(inputs.Length, inputs, INPUT.Size);
            Console.Out.WriteLine(dx + " , " + dy);
        }
 private static extern uint SendInput(int nInputs, INPUT[] inputs, int size);