static void SetupAxis(const CJNIViewInputDevice &input_device, APP_InputDeviceAxis &axis, int axis_id, int source)
{
CJNIViewInputDeviceMotionRange range = input_device.getMotionRange(axis_id, source);
SetAxisFromValues(range.getMin(), range.getMax(), range.getFlat(), range.getFuzz(), range.getRange(), axis);
axis.enabled = true;
}
bool CAndroidJoystickState::Initialize(const CJNIViewInputDevice& inputDevice)
{
if (!inputDevice)
return false;
const std::string deviceName = inputDevice.getName();
// get the device ID
m_deviceId = inputDevice.getId();
// get all motion ranges to be able to count the number of available buttons, hats and axis'
const CJNIList<CJNIViewInputDeviceMotionRange> motionRanges = inputDevice.getMotionRanges();
for (int index = 0; index < motionRanges.size(); ++index)
{
const CJNIViewInputDeviceMotionRange motionRange = motionRanges.get(index);
if (!motionRange.isFromSource(CJNIViewInputDevice::SOURCE_JOYSTICK) &&
!motionRange.isFromSource(CJNIViewInputDevice::SOURCE_GAMEPAD))
{
CLog::Log(LOGDEBUG, "CAndroidJoystickState: ignoring axis %d from source %d for input device \"%s\" with ID %d", motionRange.getAxis(), motionRange.getSource(), deviceName.c_str(), m_deviceId);
continue;
}
int axisId = motionRange.getAxis();
JoystickAxis axis {
{ axisId },
motionRange.getFlat(),
motionRange.getFuzz(),
motionRange.getMin(),
motionRange.getMax(),
motionRange.getRange(),
motionRange.getResolution()
};
// check if the axis ID belongs to a D-pad, analogue stick or trigger
if (axisId == AMOTION_EVENT_AXIS_HAT_X || axisId == AMOTION_EVENT_AXIS_HAT_Y ||
axisId == AMOTION_EVENT_AXIS_X || axisId == AMOTION_EVENT_AXIS_Y ||
axisId == AMOTION_EVENT_AXIS_Z || axisId == AMOTION_EVENT_AXIS_RX ||
axisId == AMOTION_EVENT_AXIS_RY || axisId == AMOTION_EVENT_AXIS_RZ ||
axisId == AMOTION_EVENT_AXIS_LTRIGGER || axisId == AMOTION_EVENT_AXIS_RTRIGGER ||
axisId == AMOTION_EVENT_AXIS_GAS || axisId == AMOTION_EVENT_AXIS_BRAKE ||
axisId == AMOTION_EVENT_AXIS_THROTTLE || axisId == AMOTION_EVENT_AXIS_RUDDER || axisId == AMOTION_EVENT_AXIS_WHEEL)
{
// check if this axis is already known
if (ContainsAxis(axisId, m_axes))
{
CLog::Log(LOGWARNING, "CAndroidJoystickState: duplicate axis %s on input device \"%s\" with ID %d", PrintAxisIds(axis.ids).c_str(), deviceName.c_str(), m_deviceId);
continue;
}
// map AMOTION_EVENT_AXIS_GAS to AMOTION_EVENT_AXIS_RTRIGGER and
// AMOTION_EVENT_AXIS_BRAKE to AMOTION_EVENT_AXIS_LTRIGGER
// to avoid duplicate events on controllers sending both events
MapAxisIds(axisId, AMOTION_EVENT_AXIS_LTRIGGER, AMOTION_EVENT_AXIS_BRAKE, axis.ids);
MapAxisIds(axisId, AMOTION_EVENT_AXIS_RTRIGGER, AMOTION_EVENT_AXIS_GAS, axis.ids);
m_axes.push_back(axis);
CLog::Log(LOGDEBUG, "CAndroidJoystickState: axis %s on input device \"%s\" with ID %d detected", PrintAxisIds(axis.ids).c_str(), deviceName.c_str(), m_deviceId);
}
else
CLog::Log(LOGWARNING, "CAndroidJoystickState: ignoring unknown axis %d on input device \"%s\" with ID %d", axisId, deviceName.c_str(), m_deviceId);
}
// add the usual suspects
m_buttons.push_back({ { AKEYCODE_BUTTON_A } });
m_buttons.push_back({ { AKEYCODE_BUTTON_B } });
m_buttons.push_back({ { AKEYCODE_BUTTON_C } });
m_buttons.push_back({ { AKEYCODE_BUTTON_X } });
m_buttons.push_back({ { AKEYCODE_BUTTON_Y } });
m_buttons.push_back({ { AKEYCODE_BUTTON_Z } });
m_buttons.push_back({ { AKEYCODE_BACK } });
m_buttons.push_back({ { AKEYCODE_MENU } });
m_buttons.push_back({ { AKEYCODE_HOME } });
m_buttons.push_back({ { AKEYCODE_BUTTON_SELECT } });
m_buttons.push_back({ { AKEYCODE_BUTTON_MODE } });
m_buttons.push_back({ { AKEYCODE_BUTTON_START } });
m_buttons.push_back({ { AKEYCODE_BUTTON_L1 } });
m_buttons.push_back({ { AKEYCODE_BUTTON_R1 } });
m_buttons.push_back({ { AKEYCODE_BUTTON_L2 } });
m_buttons.push_back({ { AKEYCODE_BUTTON_R2 } });
m_buttons.push_back({ { AKEYCODE_BUTTON_THUMBL } });
m_buttons.push_back({ { AKEYCODE_BUTTON_THUMBR } });
// check if there are no buttons or axes at all
if (GetButtonCount() == 0 && GetAxisCount() == 0)
{
CLog::Log(LOGWARNING, "CAndroidJoystickState: no buttons, hats or axes detected for input device \"%s\" with ID %d", deviceName.c_str(), m_deviceId);
return false;
}
m_analogState.assign(GetAxisCount(), 0.0f);
return true;
}
