Method checkPortIn

include/JSystem/JAudio/System/JASTrack.h:205–205

    void writeReg(JASRegisterParam::RegID regId, u32 p2) { mRegisterParam.write(regId, p2); }
    bool checkPort(u32 port) const { return mTrackPort.checkExport(port); }
    bool checkPortIn(u32 port) const { return mTrackPort.checkImport(port); }

    void setAutoDelete(bool del) {
        mFlags.autoDelete = del;