fix gamecube y

Author: arpruss

library.properties

@@ -1,5 +1,5 @@
 name=GameControllersSTM32
-version=0.0.3
+version=0.0.4
 author=Alexander Pruss
 maintainer=arpruss <[email protected]>
 sentence=Support Nunchuck, GameCube controller and Game Port joysticks on STM32F1

src/gamecube.cpp

@@ -94,9 +94,9 @@ bool GameCubeController::readWithRumble(GameControllerData_t* data, bool rumble)
     data->device = CONTROLLER_GAMECUBE;
     data->buttons = gcData.buttons;
     data->joystickX = rescale(gcData.joystickX);
-    data->joystickY = rescale(gcData.joystickY);
+    data->joystickY = 1023-rescale(gcData.joystickY);
     data->cX = rescale(gcData.cX);
-    data->cY = rescale(gcData.cY);
+    data->cY = 1023-rescale(gcData.cY);
     data->shoulderLeft = rescale(gcData.shoulderLeft);
     data->shoulderRight = rescale(gcData.shoulderRight);
     return true;