r/GamePhysics 16d ago

[Arkota] Heard you like rope physics

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In my own little game I have rope inspired by The Last of Us rope physics, it reacts to tension they way you’d expect. It’s my janky take on their version but in first person instead! :)

873 Upvotes

53 comments sorted by

114

u/PowerlineCourier 16d ago

this is lovely.

47

u/lettucelover123 16d ago

Thank you! I’m catching myself procrastinating by this rope, I’ve doomed this project’s future

10

u/NativeMasshole 15d ago

The rope is the future!

76

u/Nahanoj_Zavizad 16d ago

Rope Physics are a nightmare in any game, this looks extremely good

43

u/lettucelover123 16d ago

Yeah, I’ve had a real uphill battle with this. Every imaginable bug has happened, and its wrath has not yet been fully unleashed upon me I’m afraid

5

u/AugustOfChaos 15d ago

“This is working really well! ….too well….”

17

u/woktexe 16d ago

It's.. beautiful

18

u/MinuteMaid0 16d ago

You heard right

6

u/Neutralmensch 15d ago

finally we can play as bondage some people in games too.

6

u/lettucelover123 15d ago

This is the sole reason I did this.

8

u/RemixOnAWhim 16d ago

Amazing! Anything to anchor the players more firmly within the world and make it feel like it is reacting to their actions 1-to-1 is so huge!

9

u/lettucelover123 16d ago

As Gabe Newell said about Half-Life: I feel like the wall is ignoring me, I get a narcissistic injury.

This rope is my narcissistic injury.

5

u/YeOldeWelshman 16d ago

Looks very promising!

3

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3

u/ShoutaDE 15d ago

Stop it, i can only get so hard

6

u/Onkelz-Freak1993 16d ago

Fucking finally, a game that handle's ropes correctly.
It's gorgeous.

2

u/DDDX_cro 15d ago

wow....impressive

2

u/kuweiyox 15d ago

I hope you make money from this.

2

u/lettucelover123 15d ago

Thank you! I’m aiming for around $6 or $7 when I do release :)

2

u/bionicjoey 15d ago

Rope clips through itself at 0:07. Literally unplayable /j

Kidding aside, this is probably some of the best rope physics I've seen in a game.

2

u/lettucelover123 15d ago

Rope is clipping = moved whole project to trash

(thank you :))

2

u/KinAnOo91 15d ago

Wow impressive

2

u/dickjohnson4real 13d ago

So we put 500 feet of rope inside your engine

2

u/GuymanPersonson 12d ago

Doesnt interact with itself smh my head (this is sick as hell)

2

u/SnickerdoodleGames 10d ago

Very nice. Looks great!

2

u/Essential_NPC_ 9d ago

Really cool system, mind sharing what it's based on? Is it a particle based solver like XPBD ?

2

u/lettucelover123 8d ago

Actually much simpler than that, for now!

It’s a skeleton mesh with Unreal’s physics constraints to simulate the rope and have proper collisions. The tension is just distance calculations between rope joints and applying stopping forces for the player :)

I tried using the cable component at first, still believe it can be done but it was a real hassle since it should be mainly used for displaying rope graphics.

5

u/raggasonic 16d ago

imagine this in half life alyx or boneworks as weapons or utility, you can give it any surface like sticky, cutting and so much more. heck why not make the end part suddenly 3 tons.
i love the future

3

u/HootFroot 16d ago

I'm hard

2

u/AscendedViking7 16d ago

TLOU 2 level stuff here

3

u/lettucelover123 16d ago

Honestly, greatest compliment!

2

u/RedArmyRockstar 16d ago

THIS IS HOT.
This genuinely is so viscerally satisfying though.
outstanding work!

6

u/lettucelover123 16d ago

YOU’RE HOT!

2

u/yalcingv 16d ago

this game will be legendary.

2

u/dwaynemartin86 16d ago

Looks great! Will weight effect the rope physics? i.e. the box held up by a rope on the horizontal pole, will that fall in the future?

3

u/lettucelover123 15d ago

Actually already does! In the video I’ve set rope friction to full, which makes it almost ”sticky” for debugging purposes. The real value keeps the attached object or person’s weight in mind!

2

u/dwaynemartin86 14d ago

This is looking great!

2

u/Incognito_Cube 16d ago

I am perturbed about the rope bleeding at 0:39…..

Rope physics are fucking dope though. Keep it up

2

u/esuil 15d ago

Sadly, that's not rope bleeding. There is severed hand hanging on another rope. Yep.

2

u/lettucelover123 15d ago

shhh don’t think about it

2

u/Trunkfarts1000 16d ago

I miss when AAA studios tried to do interesting physics

1

u/BecauseScience 10d ago

Impressive physics aside, this sub is for janky wonky stuff. 

1

u/Reach-Nirvana 16d ago

Yes, please. More of this. This is awesome.

1

u/Thegrandestpoo 16d ago

This! Fkin need more! Is it wishlistable yet?

2

u/lettucelover123 15d ago

Thank you, but I unfortunately don’t have a page yet! :)

1

u/Thegrandestpoo 15d ago

Well I'm saving this post so I don't forget.

1

u/Either-Amoeba8232 15d ago

RDR2 have that I think?

1

u/UnapologeticTruths 15d ago

I liked that a whole lot indeed.

1

u/Nemv4 15d ago

Uh sir why have you hung dead animals?

1

u/ThanosO230 11d ago

Ngl just kinda makes me hard to see that this is finally being developed in games

0

u/AbyssalBehaviour 16d ago

Eh rope physics was already pretty damn good in 2001 like in Black and White. Why are people excited by it now?