函数参数里的怎么判断是引用还是取地址

不熟

[OHOS ERROR] In file included from …/…/foundation/multimodalinput/input/frameworks/proxy/events/src/axis_event.cpp:16:
[OHOS ERROR] In file included from …/…/foundation/multimodalinput/input/interfaces/native/innerkits/event/include/axis_event.h:21:
[OHOS ERROR] In file included from …/…/foundation/multimodalinput/input/interfaces/native/innerkits/event/include/input_event.h:28:
[OHOS ERROR] …/…/foundation/multimodalinput/input/interfaces/native/innerkits/event/include/pointer_event.h:34:29: error: unknown class name ‘InputEvent’; did you mean ‘RawInputEvent’?
[OHOS ERROR] class PointerEvent : public InputEvent {
[OHOS ERROR] ^~~~~~~~~~
[OHOS ERROR] RawInputEvent
[OHOS ERROR] …/…/foundation/multimodalinput/input/util/common/include/struct_multimodal.h:426:8: note: ‘RawInputEvent’ declared here
[OHOS ERROR] struct RawInputEvent {
[OHOS ERROR] ^
[OHOS ERROR] In file included from …/…/foundation/multimodalinput/input/frameworks/proxy/events/src/axis_event.cpp:16:
[OHOS ERROR] In file included from …/…/foundation/multimodalinput/input/interfaces/native/innerkits/event/include/axis_event.h:21:
[OHOS ERROR] In file included from …/…/foundation/multimodalinput/input/interfaces/native/innerkits/event/include/input_event.h:28:
[OHOS ERROR] …/…/foundation/multimodalinput/input/interfaces/native/innerkits/event/include/pointer_event.h:688:63: error: unknown type name ‘InputEvent’; did you mean ‘RawInputEvent’?
[OHOS ERROR] static std::shared_ptr from(std::shared_ptr inputEvent);
[OHOS ERROR] ^~~~~~~~~~
[OHOS ERROR] RawInputEvent