---
# System prepended metadata

title: AR

---

# AR

■掃QRcode
![](https://i.imgur.com/bpyFTgR.png)


 
 產生QRcore(內容記得要打文字)
 http://qr.calm9.com/tw/
 ![](https://i.imgur.com/BTeZ0dE.png)
 
■ 判斷影像圖片大小的分數
 https://www.pictorem.com/checkprintsize.html
 ![](https://i.imgur.com/vGgZjid.jpg)
 
 參考資料
 https://developers.google.com/ar/discover/supported-devices
 https://github.com/google-ar/arcore-android-sdk
![](https://i.imgur.com/Ma8J7pT.png)

■遇到的問題
導航無法跟上實際腳步
*查steplong
![](https://i.imgur.com/XZ7xjtv.png)

影像辨識
 ![](https://i.imgur.com/R4zt8gA.png)

■環境安裝
![](https://i.imgur.com/LaLsq8T.png)
記得把sdk放進去




 





