158. OCR A Level (H446) SLR26 - 2.3 A star pathfinding
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Last Updated: September 29, 2026
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Summary
Welcome to the first part in a series teaching pathfinding for video games. In this episode we take a look at the A* Created by Kamyar Ghiam and Anish Krishnan: Kamyar Ghiam: kamyarghiam Anish Krishnan: ... Improving on Dijkstra, A* takes into account the direction of your goal. Dr Mike Pound explains. Correction: At 8min 38secs 'D' ... Pathfinding can be a fundamental component of your game. Truly understanding how it works gives you fine-grained control of ... Correction: at 6:00, the A* score of the path S-A-B-A is 17, not 20. A tricky one to do a video about this, but here is an tutorial implementation of the A* path finding Source code: github.com/Divine203/A- 00:00 Intro 01:38 Change the lengths! 06:34 What is a good potential? 12:31 Implementation 16:20 Bonus Tom Sláma's video: ... Language: Python Data: OpenStreetMap Library: OSMnx Visualization: Blender Python API NOTE: We programmed A* using a ... This A* Path Finding tutorial will show you how to implement the a* search OCR Specification Reference A Level 2.3.1f The A* pathfinding