Coding Challenge 51.2: A* Pathfinding Algorithm – Part 2



In Part 2 of this A* Algorithm Coding Challenge, I focus on adding obstacles (walls) to the grid as well as functionality for moving diagonally.

Part 1: https://youtu.be/aKYlikFAV4k
Part 3: https://youtu.be/jwRT4PCT6RU

Online demo: https://codingtrain.github.io/AStar/
Code: https://github.com/CodingTrain/AStar

To see the whole unedited version of this challenge: https://www.youtube.com/watch?v=S4yQYiAECnM&t=34m50s

Support this channel on Patreon: https://patreon.com/codingtrain

Send me your questions and coding challenges!: https://github.com/CodingTrain/Rainbow-Topics

Contact: https://twitter.com/shiffman

Links discussed in this video:
A* Algorithm on Wikipedia: https://en.wikipedia.org/wiki/A*_search_algorithm
Artificial Intelligence: A Modern Approach: http://aima.cs.berkeley.edu/
My Maze Generation Coding Challenge: https://www.youtube.com/watch?v=HyK_Q5rrcr4

Source Code for the all Video Lessons: https://github.com/CodingTrain/Rainbow-Code

p5.js: https://p5js.org/
Processing: https://processing.org

For More Coding Challenges: https://www.youtube.com/playlist?list=PLRqwX-V7Uu6ZiZxtDDRCi6uhfTH4FilpH
For an Intro to Programming using p5.js: https://www.youtube.com/playlist?list=PLRqwX-V7Uu6Zy51Q-x9tMWIv9cueOFTFA

Help us caption & translate this video!

http://amara.org/v/72pE/

📄 Code of Conduct: https://github.com/CodingTrain/Code-of-Conduct

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