public void generateOres(int x,int y){
        TileType t = ores[rand.nextInt(ores.length)];
        int size = 3;
        for(int i=x;i<size+x;i++){
            for(int j=y;j<size+y;j++){
                if(i>=SIZE || j>=SIZE) continue;
                if(rand.nextInt(30)>5){
                    world[i][j] = t;
                }
            }
        }
    }