// oh i have to makekote sometimes even only have slow backup laptop for flashing stm32F103C8T6
//programm for slowly running fading a ws2812b stripe in random color have fun use it if usefull :3
#include <FastLED.h>
#define screeny   160 //bit longer than stripe 
CRGBPalette16 currentPalette;
TBlendType    currentBlending;
#define UPDATES_PER_SECOND 5000
extern CRGBPalette16 myRedWhiteBluePalette;

CRGB leds[screeny];

uint8_t leddata[screeny][2];
void setup(){
FastLED.addLeds<WS2812B, PB8, GRB>(leds, screeny);
FastLED.setBrightness(255);
currentPalette = RainbowColors_p;
currentBlending = BLEND;
}
uint16_t positron,zentelsecs,randomy,piccolor,picbright;
void loop(){
zeitreise();}
void machfarbig(void){
  
    if (leddata[positron][0] >piccolor){leddata[positron][0]--; }else{leddata[positron][0]++;}
    if (leddata[positron][1] >picbright){leddata[positron][1]--; }else{leddata[positron][1]++;}
    for( int w = 0; w < screeny; w++) {
      if(w < positron){ 
        if (leddata[w][0] >piccolor){leddata[w][0]--; }else{leddata[w][0]++;}
        if (leddata[w][1] >picbright){leddata[w][1]--; }else{leddata[w][1]++;}
    }}
}

long maintime=millis();
long littletime=millis();
void zeitreise(void){
  while ((millis()- maintime)  >=  60){
    zentelsecs++;maintime = millis(); if (zentelsecs > randomy) {zentelsecs=0; randomy=random(20,100);}
  positron++;
if (positron>=screeny) {positron=0;  piccolor=random(0,15)*17; picbright=random(0,10)*10+140; }}
  while ((millis()- littletime)  >=  12){littletime = millis();
  machfarbig();
  for( int y = 0; y < screeny; y++) {leds[y] = ColorFromPalette( currentPalette,leddata[y][0],leddata[y][1],currentBlending);}
FastLED.show();}
  }