I want to measure distance with single point

[sahabe1]

i want to calculate distance When user tap start point and move camera around .

[vhanagwal]

@sahabe1 Great idea! If you're interested in helping make that change, please do the following:

1. Fork It
Use the following link to fork this repository:
https://github.com/vhanagwal/ARRuler/fork

2. Create Branch
Now, create a branch containing your newly added features with the following terminal command:
git checkout -b feature/fooBar

3. Commit Changes
Once you're done coding up the changes, commit them to the new branch you made.
git commit -am 'Add some fooBar'

4. Push
Then, to get the changes into GitHub, you can push them as follows:
git push origin feature/fooBar

5. Pull Request
Finally, create a new pull request to get my attention. It may take a few days for me to look at it, but make sure you format your comment like this:

Title:
Date: <today's date>
Description:

@sahabe1 And; I'll add the enhancement tag to it so that we know that it's a feature that needs to be added. Thanks again!