10 ms·
Neat! do you have a resource that explains this perspective further?
by bollu 2y ago
Neat! do you have a resource that explains this perspective further?
- buzzcut_ 2y agoI second this. I would love to learn more.
- munchler 2y ago[flagged]
- 33a 2y agoPosted a reply here https://news.ycombinator.com/item?id=40466855 https://news.ycombinator.com/item?id=40466855 This is a specific reference on how constraints model contact between rigid bodies https://box2d.org/files/ErinCatto_UnderstandingConstraints_GDC2014.pdf https://box2d.org/files/ErinCatto_UnderstandingConstraints_G... Most games since Half Life 2 use constraint forces like this to solve collisions. Springs/penalty forces are still used sometimes in commercial physics solvers since they're easier to couple with other simulations, but they require many small timesteps to ensure convergence.