joystickDelta.c

void ObservableDualActionJoystick::TaskPrePeriodic(RobotMode mode) {
    uint32_t currBtn = GetAllButtons();

    if (m_observer != nullptr) {
        int mask = 1, buttonId = 0;
        for ( int buttonId = 0; buttonId < 64; buttonId++ ) {
            if (m_prevBtn & mask != currBtn & mask) {
                m_observer->ObserveDualActionJoystickStateChange(m_port, buttonId, currBtn & mask);
            }
            mask <<= 1;
        }
    }
    m_prevBtn = currBtn;

    if (m_logCell) {
        m_logCell->LogPrintf("%x", currBtn);
    }
}