hid_core: Use dedicated "port" for android's input overlay

src/hid_core/frontend/emulated_controller.cpp

@@ -176,16 +176,19 @@ void EmulatedController::LoadDevices() {
         camera_params[1] = Common::ParamPackage{"engine:camera,camera:1"};
         ring_params[1] = Common::ParamPackage{"engine:joycon,axis_x:100,axis_y:101"};
         nfc_params[0] = Common::ParamPackage{"engine:virtual_amiibo,nfc:1"};
+        android_params = Common::ParamPackage{"engine:android,port:100"};
     }
 
     output_params[LeftIndex] = left_joycon;
     output_params[RightIndex] = right_joycon;
     output_params[2] = camera_params[1];
     output_params[3] = nfc_params[0];
+    output_params[4] = android_params;
     output_params[LeftIndex].Set("output", true);
     output_params[RightIndex].Set("output", true);
     output_params[2].Set("output", true);
     output_params[3].Set("output", true);
+    output_params[4].Set("output", true);
 
     LoadTASParams();
     LoadVirtualGamepadParams();
@@ -1277,6 +1280,12 @@ bool EmulatedController::SetVibration(DeviceIndex device_index, const VibrationV
         .high_frequency = vibration.high_frequency,
         .type = type,
     };
+
+    // Send vibrations to Android's input overlay
+    if (npad_id_type == NpadIdType::Handheld || npad_id_type == NpadIdType::Player1) {
+        output_devices[4]->SetVibration(status);
+    }
+
     return output_devices[index]->SetVibration(status) == Common::Input::DriverResult::Success;
 }
 

src/hid_core/frontend/emulated_controller.h

@@ -21,7 +21,7 @@
 
 namespace Core::HID {
 const std::size_t max_emulated_controllers = 2;
-const std::size_t output_devices_size = 4;
+const std::size_t output_devices_size = 5;
 struct ControllerMotionInfo {
     Common::Input::MotionStatus raw_status{};
     MotionInput emulated{};
@@ -597,6 +597,7 @@ private:
     CameraParams camera_params;
     RingAnalogParams ring_params;
     NfcParams nfc_params;
+    Common::ParamPackage android_params;
     OutputParams output_params;
 
     ButtonDevices button_devices;