This is a heavily interactive web application, and JavaScript is required. Simple HTML interfaces are possible, but that is not what this is.
Post
Mark Moxon
markmoxon.bsky.social
did:plc:2rtlxu765kt3xfrb5cpmg4cu
This is my first time using a memory heatmap to analyse #BBCMicro code
Here's The Sentinel calculating landscape visibility (b-em emulator)
Look: ray-casting radar patterns matching the landscape layout, right there in memory! The algorithm revealed!
I love this #retrocomputing meta-level stuff 🤯
2026-03-21T21:30:12.596Z