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Really Fast 3D Collisions in GameMaker

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May 21, 2026
42:25

Let's bring our experiments with 2D collisions in 3D to the logical extreme, and use it as an acceleration structure for the 3D collision system that we made in the past. 0:00 Introduction 4:11 the way this is going to work 6:05 the proxy objects 14:18 adding objects to the world 15:09 removing objects from the world 16:03 checking for collisions 23:31 not getting objects in the frustum 25:46 running it 27:50 raycasts, sort of 35:31 it's time to talk about performance 39:02 comments about the way the system can break that you might want to consider 41:11 the end Download the complete project on Itch: https://dragonite.itch.io/collisions The code: https://github.com/DragoniteSpam-GameMaker-Tutorials/3DCollisions https://github.com/DragoniteSpam-GameMaker-Tutorials/3DCollisionTestWorld #gamemaker3d #GameMaker3DCollisions - - - - - I've now made that Patreon: https://www.patreon.com/wizardragon That promised social media link spam. https://twitter.com/DragoniteSpam Transition / idle music is by my old friend Kamex: https://www.youtube.com/user/GreatGabite/about Rate, comment, subscribe, watch more, enjoy!

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Really Fast 3D Collisions in GameMaker | NatokHD