public void Set(PortionRecipe portionRecipe)
    {
        _txt_price.text = portionRecipe.price.ToString();


        foreach (Image img_tier in _imgs_tier)
        {
            img_tier.gameObject.SetActive(false);
        }

        int baseIndex = 0;

        for (int i = baseIndex; i < baseIndex + portionRecipe.tier0; i++)
        {
            _imgs_tier[i].gameObject.SetActive(true);
            _imgs_tier[i].sprite = _sprites_tier[0];
        }

        baseIndex += portionRecipe.tier0;

        for (int i = baseIndex; i < baseIndex + portionRecipe.tier1; i++)
        {
            _imgs_tier[i].gameObject.SetActive(true);
            _imgs_tier[i].sprite = _sprites_tier[1];
        }

        baseIndex += portionRecipe.tier1;

        for (int i = baseIndex; i < baseIndex + portionRecipe.tier2; i++)
        {
            _imgs_tier[i].gameObject.SetActive(true);
            _imgs_tier[i].sprite = _sprites_tier[2];
        }

        baseIndex += portionRecipe.tier2;

        for (int i = baseIndex; i < baseIndex + portionRecipe.tier3; i++)
        {
            _imgs_tier[i].gameObject.SetActive(true);
            _imgs_tier[i].sprite = _sprites_tier[3];
        }

        baseIndex += portionRecipe.tier3;
    }
    void LoadPortionRecipeCSV()
    {
        portionCsvFile = Resources.Load("portionRecipe") as TextAsset; // Resouces下のCSV読み込み
        StringReader reader = new StringReader(portionCsvFile.text);

        // , で分割しつつ一行ずつ読み込み
        // リストに追加していく
        while (reader.Peek() != -1)                          // reader.Peaekが-1になるまで
        {
            string        line          = reader.ReadLine(); // 一行ずつ読み込み
            string[]      data          = line.Split(',');
            PortionRecipe portionRecipe = new PortionRecipe();
            portionRecipe.tier0 = int.Parse(data[0]);
            portionRecipe.tier1 = int.Parse(data[1]);
            portionRecipe.tier2 = int.Parse(data[2]);
            portionRecipe.tier3 = int.Parse(data[3]);
            portionRecipe.price = int.Parse(data[4]);

            portionRecipeList.Add(portionRecipe); // , 区切りでリストに追加
        }
    }