circ02, expanded

    }
}

/*
 * setup() - this function runs once when you turn your Arduino on
 * We the three control pins to outputs
 */
void setup() {
    for(int i = 0; i < NUMPINS; i++)
        pinMode(ledPins[i],OUTPUT);
    // pinMode(buttonPin, INPUT);

    Serial.begin(115200);
}

/* Declare an array of function pointers and statically
 * assign all the functions to it.
 */
static void (*functions[])(void) = {
    oneAfterAnotherLoop,
    oneOnAtATime,
    inAndOut,
    cylonScan,
    randomized,
    progression1,
    progression2,
    progression3,
    progression4,
    progression5,
    progression6,
};
#define NUMFUNCS (sizeof(functions)/sizeof(functions[0]))

/*
 * loop() - this function will start after setup finishes and then repeat
 * we call a function called oneAfterAnother(). if you would like a different behaviour
 * uncomment (delete the two slashes) one of the other lines
 */
void loop() {
    // Reset the LED with a brief all on all off flash
    delay(500);
    allOnOff();
    delay(500);

    // Do the new function
    functions[state]();

    // update the function pointer off set for next time.
    state=(state+1)%NUMFUNCS;
}