Method poll

linux/lnxcontroller.cpp:100–133

this functions polls the controllers if needed. some systems may not need to implement this function.

//	this functions polls the controllers if needed.  some systems may not need to implement
//	this function.
void lnxgameController::poll() {
  int64_t cur_frame_timer_ms;

  if (m_Suspended)
    return;

  cur_frame_timer_ms = timer_GetMSTime();
  if (m_frame_timer_ms == -1) {
    // don't poll this frame.
    m_frame_timer_ms = cur_frame_timer_ms;
    g_last_frame_timer_ms = cur_frame_timer_ms;
    g_accum_frame_time = 0.0f;
    return;
  }

  m_frame_time = (float)((cur_frame_timer_ms - m_frame_timer_ms) / 1000.0);
  m_frame_timer_ms = cur_frame_timer_ms;
  g_accum_frame_time += m_frame_time;

  if (g_accum_frame_time >= MOUSE_POLLING_TIME) {
    g_accum_frame_time = 0.0f;
  }

  for (int ctl = 0; ctl < m_NumControls; ctl++) {
    if (m_ControlList[ctl].id >= CTID_EXTCONTROL0) {
      extctl_getpos(m_ControlList[ctl].id);
    } else if (m_ControlList[ctl].id == CTID_MOUSE) {
      //	if ((cur_frame_timer_ms - g_last_frame_timer_ms) > CONTROLLER_POLLING_TIME) {
      mouse_geteval();
      //		g_last_frame_timer_ms = cur_frame_timer_ms;
      //	}
    }
  }
}

// toggles use of deadzone for controllers. ctl can be 0 to ???
// dead zone is from 0.0 to 0.5