HK_LED_bubblesort.ino

#include <Arduino.h>
#include "FastLED.h"
#define DATA_PIN 6
#define BRIGHTNESS 180
#define NUM_LEDS 12
#define NUM_COLORS 6
int i = 0;
CRGB leds[NUM_LEDS];
CRGB colors[] = {CRGB:: Black, CRGB::Purple, CRGB::Blue , CRGB::Green,  CRGB::Yellow , CRGB::Red};
int sort[NUM_LEDS];

void led_colorval(int* array, CRGB* colors ){
  for(int i = 0; i < NUM_LEDS; i++){
    leds[i] = colors[sort[i]];
  }
}

void bubbleSort (int* array, int leng){
    int j = 0;
    int swapped = 0;
    for(int fertig = 0; fertig< leng; fertig ++){
        for(int i = leng-1; i> fertig; i--){
            if(array[i-1]> array[i]){
                int tmp = array[i];
                array[i]=array[i-1];
                array[i-1]= tmp;
                swapped = 1;
                delay(250); 
                led_colorval(array, colors);
                FastLED.show(); 

            }
        }
        delay(300);
        if(!swapped) return;
        swapped = 0;
    }
}


void setup() {
  FastLED.addLeds<NEOPIXEL, DATA_PIN>(leds, NUM_LEDS);
  FastLED.setBrightness(BRIGHTNESS);
}

void loop() {
  for(int i = 0; i<NUM_LEDS; i++){
    sort[i] = rand() % (NUM_COLORS -1) +1;
  }
  led_colorval(sort, colors);
  FastLED.show();
  delay(1500);

  bubbleSort( sort, NUM_LEDS);

  delay(2000);

}