1. install http-server node module globally.
2. run command "node dron-path.js" without quote in the project folder.
3. run the folowing command in terminal without quote in the project folder. "http-server"
4. get to "localhost:8080/show.html" in chrome.

First line contains n, index, angle, interLineAge, direction

• n means the number of polygon nodes.
• index is the index of entry point in polygon nodes list - [1, n]
• interLineAge is the distance between parallel lines
• direction is 1 or -1, where 1 means go right otherwise, goes left.

Next n lines contain ordinates of polygon nodes on x-axis, y-axis in each line.