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Walls, Floors, & Ceilings

UncommentatedPannen · explainer · Watch on YouTube

Speedrunning, glitches & game hackingGame programming & engines

What it is

Pannenkoek explains how Super Mario 64 handles wall, floor and ceiling collisions, including triangles, normal vectors, quarter steps and out of bounds. It is a detailed 37-minute technical walkthrough of the game's physics.

Why Hacker News recommends it

Praised as an engrossing, in-depth look at SM64 mechanics that is surprisingly compelling to watch.

  • 3 people recommended it
  • 3 different months
  • 2 strong recommendations
  • first 2017, last 2018

What HN commenters said

  1. “each longer than half an hour (and both of them extremely interesting)”

    Long, extremely interesting video on walls, floors and ceilings

    dEnigma, 2017-10 · Strong recommendation · in “A Comprehensive Super Mario Bros. Disassembly”

  2. “It's amazing how engrossing they are.”

    Engrossing multi-part course on wall, ceiling and floor interactions

    tehz, 2018-09 · Strong recommendation · in “'Super Mario Bros.' speedrunner hits nearly inhuman 4:55 world record”

  3. “Pannenkoek just released a glorious 37 minute video on sm64 mechanics”

    Long video on SM64 mechanics

    rjeli, 2017-05 · Recommendation · in “Jailbreaking Super Mario World to Install a Hex Editor and Mod Loader [video]”

Excerpts from Hacker News comments, linked to the originals. Summaries and labels were written by a language model from those comments.

Topics: super mario 64, collision detection, hitboxes, speedrunning, pannenkoek

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