//nastavi led po pinih na arduinotu(crke se ponavljajo,
//ker se ne smejo kombinirati s stevilkami,
//npr. gg namesto 2g...)
int g = 2;
int y = 3;
int r = 4;
int w = 5;
int gg = 6;
int yy = 7;
int rr = 8;
int ww = 9;
int ggg = 10;
int yyy = 11;
int rrr = 12;
int www = 13;
int gggg = A0;
int yyyy = A1;
int rrrr = A2;
int wwww = A3;

int d = 420; //delay v ms

void setup() {
  //nastavi izhode za lučke
    pinMode(g, OUTPUT);
    pinMode(y, OUTPUT);
    pinMode(r, OUTPUT);
    pinMode(w, OUTPUT);
    pinMode(gg, OUTPUT);
    pinMode(yy, OUTPUT);
    pinMode(rr, OUTPUT);
    pinMode(ww, OUTPUT);
    pinMode(ggg, OUTPUT);
    pinMode(yyy, OUTPUT);
    pinMode(rrr, OUTPUT);
    pinMode(www, OUTPUT);
    pinMode(gggg, OUTPUT);
    pinMode(yyyy, OUTPUT);
    pinMode(rrrr, OUTPUT);
    pinMode(wwww, OUTPUT);
    digitalWrite(13, 0);
}

void loop() {
    //reset() izklopi vse lučke
    reset();
    st1(); //1. stanje
    delay(d); // delay določen v spremenljivki d
    reset();
    st2(); //2.stanje
    delay(d);
    reset();
    st3(); //3. stanje
    delay(d);
    reset();
    st4(); //4. stanje
    delay(d);
    reset();
}

void reset() {
//"bliznjice" do ukazov za izklop posamezne lucke
V1_G_0();
V1_Y_0();
V1_R_0();
V1_W_0();
V2_G_0();
V2_Y_0();
V2_R_0();
V2_W_0();
V3_G_0();
V3_Y_0();
V3_R_0();
V3_W_0();
V4_G_0();
V4_Y_0();
V4_R_0();
V4_W_0();
}


void st1() {
//lučke v 1. stanju
V1_Y_1();
V2_R_1();
V3_G_1();
V4_W_1();
}
void st2() {
//lucke v 2. stanju
V1_R_1();
V2_W_1();
V3_Y_1();
V4_G_1();  
}

void st3() {
//lucke v 3. stanju
V1_W_1();
V2_G_1();
V3_R_1();
V4_Y_1();  
}

void st4() {
//lucke v 4. stanju
V1_G_1();
V2_Y_1();
V3_W_1();
V4_R_1();  
}

//bliznjice za posamezno lucko
//V=VALJ+1/2/3/4, G/Y/R/W=BARVA(takt),
//1/0=STANJE(0/1, low/high)
void  V1_G_1() {digitalWrite(g, 1);}
void  V1_Y_1() {digitalWrite(y, 1);}
void  V1_R_1() {digitalWrite(r, 1);}
void  V1_W_1() {digitalWrite(w, 1);}
void  V2_G_1() {digitalWrite(gg, 1);}
void  V2_Y_1() {digitalWrite(yy, 1);}
void  V2_R_1() {digitalWrite(rr, 1);}
void  V2_W_1() {digitalWrite(ww, 1);}
void  V3_G_1() {digitalWrite(ggg, 1);}
void  V3_Y_1() {digitalWrite(yyy, 1);}
void  V3_R_1() {digitalWrite(rrr, 1);}
void  V3_W_1() {digitalWrite(www, 1);}
void  V4_G_1() {digitalWrite(gggg, 1);}
void  V4_Y_1() {digitalWrite(yyyy, 1);}
void  V4_R_1() {digitalWrite(rrrr, 1);}
void  V4_W_1() {digitalWrite(wwww, 1);}

void  V1_G_0() {digitalWrite(g, 0);}
void  V1_Y_0() {digitalWrite(y, 0);}
void  V1_R_0() {digitalWrite(r, 0);}
void  V1_W_0() {digitalWrite(w, 0);}
void  V2_G_0() {digitalWrite(gg, 0);}
void  V2_Y_0() {digitalWrite(yy, 0);}
void  V2_R_0() {digitalWrite(rr, 0);}
void  V2_W_0() {digitalWrite(ww, 0);}
void  V3_G_0() {digitalWrite(ggg, 0);}
void  V3_Y_0() {digitalWrite(yyy, 0);}
void  V3_R_0() {digitalWrite(rrr, 0);}
void  V3_W_0() {digitalWrite(www, 0);}
void  V4_G_0() {digitalWrite(gggg, 0);}
void  V4_Y_0() {digitalWrite(yyyy, 0);}
void  V4_R_0() {digitalWrite(rrrr, 0);}
void  V4_W_0() {digitalWrite(wwww, 0);}