输入 CPad

static CPad* GetPad(int padNumber);
static void UpdatePads();

// CPad 成员（见头文件）
CControllerState NewState;
CControllerState OldState;
// LeftStickX/Y, ButtonCross, ButtonCircle, ...

// 见 CPad 鼠标相关成员
// unsigned char lmb, rmb, wheelUp, wheelDown; float x, y;

static void ClearMouseHistory();