+void OpenVRSystem::add_controller(OpenVRController &controller)
+{
+ vector<OpenVRController *>::iterator i = find(controllers.begin(), controllers.end(), &controller);
+ if(i!=controllers.end())
+ throw invalid_argument("already added");
+
+ controllers.push_back(&controller);
+
+ if(!unclaimed_controllers.empty())
+ {
+ OpenVRController::Event event;
+ event.eventType = vr::VREvent_TrackedDeviceActivated;
+ event.trackedDeviceIndex = unclaimed_controllers.back();
+ event.eventAgeSeconds = 0;
+ controller.event(event);
+ unclaimed_controllers.pop_back();
+ }
+}
+
+void OpenVRSystem::remove_controller(OpenVRController &controller)
+{
+ vector<OpenVRController *>::iterator i = find(controllers.begin(), controllers.end(), &controller);
+ if(i==controllers.end())
+ throw invalid_argument("not added");
+
+ int index = controller.get_index();
+ if(index>=0)
+ unclaimed_controllers.push_back(index);
+ controllers.erase(i);
+}
+