Increase weight, and then increase torque to have the power to weight ratio the same. That is one way to do stuff in shitty old games.'[R-DEV wrote:rPoXoTauJIo;2172247']Depends, i'm awaiting more feedback from testers rather than implement stuff straight away now.
Current working state(comparison old havoc vs wip apache)
The major problem is lack of inertia in this engine, it makes acceleration and braking too fast and same issue persists for jets.
Helicopter physics
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Heavy Death
- Posts: 1303
- Joined: 2012-10-21 10:51
Re: Helicopter physics
- WeeGeez
- Posts: 842
- Joined: 2007-10-08 21:30
Re: Helicopter physics
Nice video Matrox, I don't often swear on here but those turns are ****ing insane. Is there actually a guy on the gun as well haha!!
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rPoXoTauJIo
- PR:BF2 Developer
- Posts: 1979
- Joined: 2011-07-20 10:02
Re: Helicopter physics
It works good. Wait in next patches until old version will be replaced.Heavy Death wrote:Increase weight, and then increase torque to have the power to weight ratio the same. That is one way to do stuff in shitty old games.![]()


assetruler69: I've seen things you smurfs wouldn't believe. Apaches on the Kashan. I watched burned down tank hulls after the launch of the single TOW. All those moments will be lost in time, like tears in rain.
Time to give up and respawn.
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Fuller
- Posts: 91
- Joined: 2016-03-19 14:10
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rPoXoTauJIo
- PR:BF2 Developer
- Posts: 1979
- Joined: 2011-07-20 10:02
Re: Helicopter physics
Some work being done on long-existing issue of tiger landing.

assetruler69: I've seen things you smurfs wouldn't believe. Apaches on the Kashan. I watched burned down tank hulls after the launch of the single TOW. All those moments will be lost in time, like tears in rain.
Time to give up and respawn.
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DogACTUAL
- Posts: 879
- Joined: 2016-05-21 01:13
Re: Helicopter physics
So tried out the hind. It can't do steep dive attack effectively anymore (will crash), which would be fine if it was as fast as IRL, but it is not, it is much slower still. Can you please give helicopters their realistic maximum speeds (if anyone doesn't know, to get the real speed in km/h multiply the speed number indicated ingame on the aircraft HUD by 0.375).
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rPoXoTauJIo
- PR:BF2 Developer
- Posts: 1979
- Joined: 2011-07-20 10:02
Re: Helicopter physics
It's already way faster than any of helicopters ingame, but i've yet to see how it will impact gameplay.DogACTUAL wrote:So tried out the hind. It can't do steep dive attack effectively anymore (will crash), which would be fine if it was as fast as IRL, but it is not, it is much slower still. Can you please give helicopters their realistic maximum speeds
Hmm, i wonder from where that come from. Is that exact numbers?DogACTUAL wrote: to get the real speed in km/h multiply the speed number indicated ingame on the aircraft HUD by 0.375

assetruler69: I've seen things you smurfs wouldn't believe. Apaches on the Kashan. I watched burned down tank hulls after the launch of the single TOW. All those moments will be lost in time, like tears in rain.
Time to give up and respawn.
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DogACTUAL
- Posts: 879
- Joined: 2016-05-21 01:13
Re: Helicopter physics
It flies and climbs much better now too and much smoother, really nice flight model improvement. But imo realistic speeds would still be better, i think most folks got the impression one of the goals of these improvements was to give helicopters their realistic speeds while also removing other unrealistic stuff like slow dives and giving more inertia to helicopters. Many helicopters, especially ones with unguided pilot weapons like rockets and fixed gun pods rely on dive attacks to be more effective and survive because of the slow flying speeds. So removing their dive capability they need a much better speed advantage in return imo.It's already way faster than any of helicopters ingame, but i've yet to see how it will impact gameplay.
Is there any way you could give realistic maximum speeds to the helicopters to see how it turns out?
My own testing and measuring yielded a factor of 0.36 and then i found this source: https://www.realitymod.com/forum/showthread.php?p=1649371#post1649371Hmm, i wonder from where that come from. Is that exact numbers?
So seems to me 0.375 is really the accurate value.
Last edited by DogACTUAL on 2018-04-27 16:14, edited 4 times in total.
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DogACTUAL
- Posts: 879
- Joined: 2016-05-21 01:13
Re: Helicopter physics
Sorry if i come of as ignorant demanding realistic maximum speeds like a spoiled child, technically i am ignorant of the exact workings of the flight model. I understand it is not as easy as just giving the helicopters that faster speed, for example right now the hind already far exceeds the advertised 'never exceed speed' limit on a steep dive with full throttle engaged, one can only imagine how fast it would become in that scenario with even more speed, which would not be very realistic as well.
Still, do you see any possibility to work around this and increase helicopter speeds further, maybe even to realistic levels with the existing limitations of this engine, or is it simply not feasible ?
Still, do you see any possibility to work around this and increase helicopter speeds further, maybe even to realistic levels with the existing limitations of this engine, or is it simply not feasible ?
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rPoXoTauJIo
- PR:BF2 Developer
- Posts: 1979
- Joined: 2011-07-20 10:02
Re: Helicopter physics
Well, my calculated modifier floating somewhere around 0.41, but that's a estimated shoot in a sky aswell. I'm pretty sure that ingame hud lies a lot, so i'm updating my tweaking tool to debug speed to make more clear comparison.
Secondly, we need to keep it scaled to PR sizes somewhat, raw IRL values dont work well usually(7.62 patch cough).
More importantly, rest of helicopters will need to be updated aswell.
Secondly, we need to keep it scaled to PR sizes somewhat, raw IRL values dont work well usually(7.62 patch cough).
More importantly, rest of helicopters will need to be updated aswell.

assetruler69: I've seen things you smurfs wouldn't believe. Apaches on the Kashan. I watched burned down tank hulls after the launch of the single TOW. All those moments will be lost in time, like tears in rain.
Time to give up and respawn.
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Hunter291
- Posts: 73
- Joined: 2015-06-01 21:43
Re: Helicopter physics
Rpoxo did anyone ask for these physics or are you doing for ur self?
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rPoXoTauJIo
- PR:BF2 Developer
- Posts: 1979
- Joined: 2011-07-20 10:02
Re: Helicopter physics
Both, as helicopters been fucked for too long i think.
There's plenty of problems with old one helicopter setup, like inability to have big speeds without big horizontal speed multiplier, artificial wings supposed to limit torque in horizontal flight but instead causing issues with abusing vertical diving and upsidedown flying(we even had to force serverside check for that), limited forward speed in diving, lack of inertia due to inadequately strong helicopter engine, etcetc. That's why i'm redoing it from scratch.
There's plenty of problems with old one helicopter setup, like inability to have big speeds without big horizontal speed multiplier, artificial wings supposed to limit torque in horizontal flight but instead causing issues with abusing vertical diving and upsidedown flying(we even had to force serverside check for that), limited forward speed in diving, lack of inertia due to inadequately strong helicopter engine, etcetc. That's why i'm redoing it from scratch.

assetruler69: I've seen things you smurfs wouldn't believe. Apaches on the Kashan. I watched burned down tank hulls after the launch of the single TOW. All those moments will be lost in time, like tears in rain.
Time to give up and respawn.
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Hunter291
- Posts: 73
- Joined: 2015-06-01 21:43
Re: Helicopter physics
I think you are fucking the helicopters tbh. I think the helicopter physics now are fun and not broken.
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PatrickLA_CA
- Posts: 2243
- Joined: 2009-07-14 09:31
Re: Helicopter physics
They are incredibly broken because a G Wagon is faster than most of the helicopters.
In-game: Cobra-PR
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PatrickLA_CA
- Posts: 2243
- Joined: 2009-07-14 09:31
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Heavy Death
- Posts: 1303
- Joined: 2012-10-21 10:51
Re: Helicopter physics
Vehicles are way too fast Patrick, so that is a **** comparison really. 
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LiamNL
- Posts: 585
- Joined: 2013-06-15 08:13
Re: Helicopter physics
Would it be possible for you to change the bloody downward force for the chinook, hind and lynx to something comparable to other helicopters instead of the ground pounding you get now even with a throttle. I used to like using a throttle to get a slow steady descent going but it's freaking impossible with these 3 helicopters (that I know of). Just because the rotors are slowing a little bit doesnt mean the helicopter should fall like a brick.
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DogACTUAL
- Posts: 879
- Joined: 2016-05-21 01:13
Re: Helicopter physics
I miss diving with the hind but i really don't get people that say the hind isn't fun anymore. The higher speed and fluidity of the new flight model makes it harder to fly and aim, but also way more fun imo.
Not only did the DEVs totally throw off the CAS/AA balance and make TOWs useless against tanks, no that was not enough. They also had to introduce their most controversial change yet, a 16 character limit on player names.
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''Mats literally does not give a single fuck what you, me or everybody else thinks the game should be like. He doesn't care if you, me or everybody else plays the game even.'' - Frontliner
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''Mats literally does not give a single fuck what you, me or everybody else thinks the game should be like. He doesn't care if you, me or everybody else plays the game even.'' - Frontliner


