Tracker 教學

作者:王一哲
第1版:2016/4/6
第2版:2020/6/11

安裝所需軟體

Java Runtime Environment

請到此頁面選擇配合作業系統的 JRE (Java Runtime Enviroment),目前最新的版本為 Version 8 Update 251,分為下幾種作業系統

  1. Windows 32-bit
  2. Windows 64-bit
  3. Linux 32-bit
  4. Linux 64-bit
Image Not Showing Possible Reasons
  • The image file may be corrupted
  • The server hosting the image is unavailable
  • The image path is incorrect
  • The image format is not supported
Learn More →
https://www.java.com/zh_TW/download/manual.jsp

Image Not Showing Possible Reasons
  • The image file may be corrupted
  • The server hosting the image is unavailable
  • The image path is incorrect
  • The image format is not supported
Learn More →
Windows 64-bit 版安裝畫面

Image Not Showing Possible Reasons
  • The image file may be corrupted
  • The server hosting the image is unavailable
  • The image path is incorrect
  • The image format is not supported
Learn More →
Windows 64-bit 版安裝成功畫面

安裝 Windows 版 Tracker

請到此頁面下載並安裝 Tracker,目前最近的版本為 5.1.5

Image Not Showing Possible Reasons
  • The image file may be corrupted
  • The server hosting the image is unavailable
  • The image path is incorrect
  • The image format is not supported
Learn More →
https://physlets.org/tracker/

以下是我在 Windows 10 家用版上安裝的過程。於安裝檔上按滑鼠右鍵,選擇以系統管理員身分執行,點選下一步

Image Not Showing Possible Reasons
  • The image file may be corrupted
  • The server hosting the image is unavailable
  • The image path is incorrect
  • The image format is not supported
Learn More →


點選我接受此協議,再點選下一步

Image Not Showing Possible Reasons
  • The image file may be corrupted
  • The server hosting the image is unavailable
  • The image path is incorrect
  • The image format is not supported
Learn More →


預設的安裝路徑為C:\Program Files (x86)\Tracker,如果不修改路徑直接點選下一步

Image Not Showing Possible Reasons
  • The image file may be corrupted
  • The server hosting the image is unavailable
  • The image path is incorrect
  • The image format is not supported
Learn More →


選擇安裝元件時要選取 Videos and Experiments,我們需要用到裡面的範例,再點選下一步

Image Not Showing Possible Reasons
  • The image file may be corrupted
  • The server hosting the image is unavailable
  • The image path is incorrect
  • The image format is not supported
Learn More →


選擇安裝影片及實驗檔案的路徑,我將路徑修改為 D:\Tracker,再點選下一步

Image Not Showing Possible Reasons
  • The image file may be corrupted
  • The server hosting the image is unavailable
  • The image path is incorrect
  • The image format is not supported
Learn More →


點選下一步開始安裝。

Image Not Showing Possible Reasons
  • The image file may be corrupted
  • The server hosting the image is unavailable
  • The image path is incorrect
  • The image format is not supported
Learn More →


Image Not Showing Possible Reasons
  • The image file may be corrupted
  • The server hosting the image is unavailable
  • The image path is incorrect
  • The image format is not supported
Learn More →

安裝完成。

Image Not Showing Possible Reasons
  • The image file may be corrupted
  • The server hosting the image is unavailable
  • The image path is incorrect
  • The image format is not supported
Learn More →


Linux 系統上的安裝方法

請根據電腦 CPU 下載對應的版本,以下是 5.1.5 版的連結

  1. Linux 32-bit
  2. Linux 64-bit

以下是我在 Lubuntu 19.04 安裝的過程。首先開啟終端機,切換到安裝檔所在的資料夾,例如 ~/下載,再輸入並執行以下的指令

$ chmod +x TrackerUpgrade-5.1.5-linux-64bit-installer.run
$ sudo ./TrackerUpgrade-5.1.5-linux-64bit-installer.run

點選 Forward

Image Not Showing Possible Reasons
  • The image file may be corrupted
  • The server hosting the image is unavailable
  • The image path is incorrect
  • The image format is not supported
Learn More →


點選 Forward 開始安裝。

Image Not Showing Possible Reasons
  • The image file may be corrupted
  • The server hosting the image is unavailable
  • The image path is incorrect
  • The image format is not supported
Learn More →


安裝完成。

Image Not Showing Possible Reasons
  • The image file may be corrupted
  • The server hosting the image is unavailable
  • The image path is incorrect
  • The image format is not supported
Learn More →


操作方法

開啟預載的範例影片,例如 bouncing_cart.mov,影片檔案放置於先前安裝影片及實驗檔案的路徑,其中 experiments 裡面是已經分析好的範例,videos 則是影片檔。

Image Not Showing Possible Reasons
  • The image file may be corrupted
  • The server hosting the image is unavailable
  • The image path is incorrect
  • The image format is not supported
Learn More →
bouncing_cart.mov

點選工具列中第6個圖示新增校正桿

Image Not Showing Possible Reasons
  • The image file may be corrupted
  • The server hosting the image is unavailable
  • The image path is incorrect
  • The image format is not supported
Learn More →

新增校正桿

按住 Shift 鍵再於影片中的尺刻度 10 處點擊滑鼠左鍵,設定校正桿的第一個端點,再於影片中的尺刻度 70 處用同樣的方法設定校正桿的第二個端點,再於校正桿的藍色方框中輸入校正桿對應的長度 0.6 m按下 Enter

Image Not Showing Possible Reasons
  • The image file may be corrupted
  • The server hosting the image is unavailable
  • The image path is incorrect
  • The image format is not supported
Learn More →

設定校正桿及對應的長度

在影片視窗中可以用滑鼠滾輪調整畫面比例,滾輪向上放大畫面滾輪向下縮小畫面。將畫面放大後可以用滑鼠左鍵點選校正桿的端點微調校正桿。

Image Not Showing Possible Reasons
  • The image file may be corrupted
  • The server hosting the image is unavailable
  • The image path is incorrect
  • The image format is not supported
Learn More →

微調校正桿

點選工具列中第7個圖示顯示或隱藏坐標軸

Image Not Showing Possible Reasons
  • The image file may be corrupted
  • The server hosting the image is unavailable
  • The image path is incorrect
  • The image format is not supported
Learn More →

顯示或隱藏坐標軸

用滑鼠左鍵點選並拖曳影片下方兩個黑色的三角形,設定要分析的影格範圍。用滑鼠左鍵點選並拖曳坐標軸,將坐標軸原點設定在滑車由靜止釋放時的位置,再用滑鼠左鍵點選並拖曳坐標軸上的方格,將 x 軸旋轉至與滑車軌道平行的角度。

Image Not Showing Possible Reasons
  • The image file may be corrupted
  • The server hosting the image is unavailable
  • The image path is incorrect
  • The image format is not supported
Learn More →

微調坐標軸

點選工具列中第8個圖示新增質點

Image Not Showing Possible Reasons
  • The image file may be corrupted
  • The server hosting the image is unavailable
  • The image path is incorrect
  • The image format is not supported
Learn More →

新增 ⇒ 質點

按住 Shift 鍵再於影片中要定位的位置上點擊滑鼠左鍵,點擊後會自動跳到下一個影格,接下來同時按住 Ctrl + Shift 鍵再於影片中要定位的位置上點擊滑鼠左鍵,開啟自動追踨功能。

Image Not Showing Possible Reasons
  • The image file may be corrupted
  • The server hosting the image is unavailable
  • The image path is incorrect
  • The image format is not supported
Learn More →

定位

點擊左上角的 搜尋Search,開始搜尋影片中形狀符合的位置。

Image Not Showing Possible Reasons
  • The image file may be corrupted
  • The server hosting the image is unavailable
  • The image path is incorrect
  • The image format is not supported
Learn More →

自動追踨

Image Not Showing Possible Reasons
  • The image file may be corrupted
  • The server hosting the image is unavailable
  • The image path is incorrect
  • The image format is not supported
Learn More →
自動追踨進行中

如果影像符合程度較低會中斷自動追踨,讓使用者決定是否接受自動追踨的結果,或是手動選取位置。

Image Not Showing Possible Reasons
  • The image file may be corrupted
  • The server hosting the image is unavailable
  • The image path is incorrect
  • The image format is not supported
Learn More →

影像符合程度較低

將選取的影格範圍自動追踨完之後,點擊結束關閉自動追踨視窗。

Image Not Showing Possible Reasons
  • The image file may be corrupted
  • The server hosting the image is unavailable
  • The image path is incorrect
  • The image format is not supported
Learn More →

完成自動追踨

Image Not Showing Possible Reasons
  • The image file may be corrupted
  • The server hosting the image is unavailable
  • The image path is incorrect
  • The image format is not supported
Learn More →
完成自動追踨並自動畫出位置 - 時間關係圖

點擊位置 - 時間關係圖右上角向上的三角形可以將關係圖放大,點擊坐標軸可以更新對應的資料。

Image Not Showing Possible Reasons
  • The image file may be corrupted
  • The server hosting the image is unavailable
  • The image path is incorrect
  • The image format is not supported
Learn More →

更換關係圖的縱軸資料

Image Not Showing Possible Reasons
  • The image file may be corrupted
  • The server hosting the image is unavailable
  • The image path is incorrect
  • The image format is not supported
Learn More →
速度 - 時間關係圖

依序點選選單檔案輸出資料檔

Image Not Showing Possible Reasons
  • The image file may be corrupted
  • The server hosting the image is unavailable
  • The image path is incorrect
  • The image format is not supported
Learn More →

檔案 ⇒ 輸出 ⇒ 資料檔

選擇匯出所有格子的資料,分隔符號為逗點,點擊儲存為 將資料儲存為 csv 檔,匯出的資料檔格式如下。使用試算表之類的軟體處理數據的方法請參考〈使用 Google 試算表繪製 XY 散佈圖〉、〈SciDAVis 教學 1:XY 散佈圖基本使用方法〉。

Image Not Showing Possible Reasons
  • The image file may be corrupted
  • The server hosting the image is unavailable
  • The image path is incorrect
  • The image format is not supported
Learn More →

匯出資料檔

質量_A
t,x,y
0.000000000E0,3.466492869E-4,2.181001763E-3
3.333333333E-2,-5.452504408E-3,8.666232171E-4
6.666666667E-2,-1.335389084E-2,1.156929985E-3
1.000000000E-1,-2.340281666E-2,7.765038895E-4
1.333333333E-1,-3.483077455E-2,5.989607999E-4
1.666666667E-1,-4.809193002E-2,7.201502732E-4
2.000000000E-1,-6.290788076E-2,5.562473930E-4
2.333333333E-1,-7.941312023E-2,2.934995674E-4
2.666666667E-1,-9.707436813E-2,3.396397186E-4

參考資料

  1. 中原大學物理系楊仲準教授的《Tracker軟體安裝與使用教學
  2. 中央大學物理系普通物理實驗室《Tracker教學與應用
  3. 嘉義大學電子物理系許芳文教授的《Tracker 自由落體分析介紹

tags:Tracker