int active[3][3];
float playerPosX = 0;
float playerPosY = 0;
String message;
int direction;

void setup() {
  // put your setup code here, to run once:
  #define vertical A0
  #define horizontal A1
  pinMode(vertical, INPUT);
  pinMode(horizontal, INPUT);
  Serial.begin(9600);
  pinMode(5, OUTPUT);
  pinMode(6, OUTPUT);
  pinMode(7, OUTPUT);

  pinMode(8, OUTPUT);
  pinMode(9, OUTPUT);
  pinMode(10, OUTPUT);
}

void loop(){
  for(int b=0;b<3;b++){
    for(int v=0;v<3;v++){
      if(active[b][v]==1){
        digitalWrite(b+5, HIGH);
        digitalWrite(v+8, HIGH);

        digitalWrite(b+5, LOW);
        digitalWrite(v+8, LOW);
      }
    }
  }
  move((analogRead(vertical)-512)/10,(analogRead(horizontal)-512)/10);
}

void lamp(int i, int l, bool activate){
  if(activate==true){
    active[i-1][l-1] = 1;
  }
  else if(activate==false){
    active[i-1][l-1] = 0;
  }
}

void move(float vertMove, float horiMove){
  if(10>vertMove&&vertMove>-10&&10>horiMove&&horiMove>-10){
    int ar[3][3]={{0,0,0},
                  {0,1,0},
                  {0,0,0}};
    fill(ar); 
  }
  else if(10<vertMove&&10>horiMove&&horiMove>-10){
    int ar[3][3]={{1,0,1},
                  {1,1,1},
                  {0,1,0}};
    fill(ar); 
  }
  else if(-10>vertMove&&10>horiMove&&horiMove>-10){
    int ar[3][3]={{0,1,0},
                  {1,1,1},
                  {1,0,1}};
    fill(ar); 
  }
  else if(10>vertMove&&vertMove>-10&&10<horiMove){
    int ar[3][3]={{1,1,0},
                  {0,1,1},
                  {1,1,0}};
    fill(ar); 
  }
  else if(10>vertMove&&vertMove>-10&&-10>horiMove){
    int ar[3][3]={{0,1,1},
                  {1,1,0},
                  {0,1,1}};
    fill(ar); 
  }

  if(-10>vertMove&&-10>horiMove){
    int ar[3][3]={{1,1,1},
                  {1,1,0},
                  {1,0,1}};
    fill(ar); 
  }
  if(-10>vertMove&&10<horiMove){
    int ar[3][3]={{1,1,1},
                  {0,1,1},
                  {1,0,1}};
    fill(ar); 
  }
  if(10<vertMove&&10<horiMove){
    int ar[3][3]={{1,0,1},
                  {0,1,1},
                  {1,1,1}};
    fill(ar); 
  }
  if(10<vertMove&&-10>horiMove){
    int ar[3][3]={{1,0,1},
                  {1,1,0},
                  {1,1,1}};
    fill(ar); 
  }

  float moveDis = 0;
  moveDis = sqrt(vertMove*vertMove+horiMove*horiMove);
  while(moveDis>102){
    vertMove--;
    horiMove--;
    moveDis = sqrt(vertMove*vertMove+horiMove*horiMove);
  }

  playerPosX = playerPosX + horiMove;
  playerPosY = playerPosY + vertMove;
  message = "The Player is currently at: ";
  message.concat(playerPosX);
  message.concat(" and ");
  message.concat(playerPosY);
  Serial.println(message);
  delay(50);
}

void fill(int Array[3][3]){
  for(int n=0;n<3;n++){
    for(int m=0;m<3;m++){
      if(Array[n][m]==0){
        lamp(n+1,m+1, false);
        //Serial.println("nein");  
      }
      if(Array[n][m]==1){
        lamp(n+1,m+1, true);
        //Serial.println("ja");  
      }
    }
  }
}