void loop() {
strip.setPixelColor(head, color); // 'On' pixel at head
strip.setPixelColor(tail, 0); // 'Off' pixel at tail
strip.show(); // Refresh strip
delay(20); // Pause 20 milliseconds (~50 FPS)
if(++head >= NUMPIXELS) { // Increment head index. Off end of strip?
head = 0; // Yes, reset head index to start
if((color >>= 8) == 0) // Next color (R->G->B) ... past blue now?
color = 0xFF0000; // Yes, reset to red
}
void makeColor(byte redSend, byte greenSend, byte blueSend ) {
for (int i = 0; i < 3; i++ ) {
strip.setPixelColor(i, strip.Color(redSend, greenSend, blueSend));
}
strip.show();
}
bool ledsAreOff() {
return (!strip.getPixelColor(0));
}
void initStrip() {
strip.begin();
}
void setup() {
strip.begin(); // Initialize pins for output
strip.show(); // Turn all LEDs off ASAP
}