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IL-2 Sturmovik The famous combat flight simulator.

 
 
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Old 01-27-2010, 02:48 PM
MikkOwl MikkOwl is offline
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Quote:
Originally Posted by TheGrunch View Post
Hopefully April, very likely yes, and maybe you should ask Viikate about the last part. Holding down the brakes and using rudder pedals creates a differential-braking effect already, as far as I'm aware.
You really should put a DT pic in your signature, Viikate.
All the better if all these things could be put in the game executables themselves instead of having to use this. But until then, we have all the features here, now.

Indeed about the differential braking method in IL-2. But that won't work with toe brakes (that flip forward). One can only assign brakes to a single axis in IL-2 also, further making it impossible. I managed to solve it by measuring which toe brake was applying the most force, then (for each fraction of a second) using the one with most force to determine the amount of 'brake pedal' being applied. At the same time, another measurement measures how far each of the toe brakes are pushed, which determines the angle the rudder will be set at (as the rudder controls if the other wheel side should have less than the brake force being applied).

It took some tuning to make it work properly to say the least. At one point I made it do 100% rudder left or right, if only one toe brake was being pressed - to avoid the problem where if only a little braking was being appplied, the rudder was also only turned a little, making the other wheel brake almost as much (making the aircraft come to a halt instead of turning at very low speeds, near standstill). This gave 100% wheel braking only on that side, solving the problem. But it also gave very sudden violent changes in direction if the plane also had some speed (even just traveling down the taxiway) due to the maximum rudder deflection.

The solution was to make the rudder not move to full deflection instantly, but it moves to full much quicker than having to press a toe brake all the way to 100%. Maybe at 30% toe brake the rudder is at maximum deflection. This solved all the problems, except that the rudder turns if braking one wheel more than the other.

In this manner, the plane is smooth and predictable without sudden unexpected turns, and you can steer it without braking both wheels even at slow speeds (standing still and rotating the plane in a single engined fighter works easily).

Also, to brake fully, you must brake both wheels by pressing both toe brakes, like during landing or when lining up a P-38 for take-off.

It works pretty much exactly like real wheel brakes would.

Last edited by MikkOwl; 01-27-2010 at 04:14 PM.
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