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Hello there, I performed Genius2 for Arma 2 a 12 months or two back and right now I've purchased OA mainly because nicely, they are usually in different folders (vapor) but there is a set home windows if I opted 'have fun with combined operations' in the árma 2 OA windows.
Everything functions good when starting the game. ACE furthermore works great, except for the issues im about to explain, with the SIX Updater GUI. The issue I have got though can be that I can't get ACE specific products like the rangefinder, windmeasurer, static spotting scope, earplugs etc to display up in the scroll menus. I've created my name after ACElDENTITY in the userconfigACEcIientside.something-fiIe. And i'vé opened clippy, examined that my consumer was energetic and began arma, ended up saving in arma, get away and closed clippy.
What are i performing wrong? Right today im fairly frustraded because I've explored just about everywhere and i can'capital t appear to find any option.
If something was screwed up in the installation process, wouldn't Genius have more immediate issues? I can perform everything else simply because long as i wear't desire to make use of a ACE-itém in the scroIl menus. Btw, whats this ACE-menu i listen to everyone talking about? Does it possess anything to perform with my issue or do you guys pertain to the menu when you push ESC in sport, below settings i think?
Everything functions good when starting the game. ACE furthermore works great, except for the issues im about to explain, with the SIX Updater GUI. The issue I have got though can be that I can't get ACE specific products like the rangefinder, windmeasurer, static spotting scope, earplugs etc to display up in the scroll menus. I've created my name after ACElDENTITY in the userconfigACEcIientside.something-fiIe. And i'vé opened clippy, examined that my consumer was energetic and began arma, ended up saving in arma, get away and closed clippy.
What are i performing wrong? Right today im fairly frustraded because I've explored just about everywhere and i can'capital t appear to find any option.
If something was screwed up in the installation process, wouldn't Genius have more immediate issues? I can perform everything else simply because long as i wear't desire to make use of a ACE-itém in the scroIl menus. Btw, whats this ACE-menu i listen to everyone talking about? Does it possess anything to perform with my issue or do you guys pertain to the menu when you push ESC in sport, below settings i think?
I realize that:
atan2(vector.y, vector.a)
= the position between thevector and the X axis.But I wished to know how to get the angle betweentwo vectorsusing atan2. So I emerged across this answer:
My issue is quite basic:
Will the two right after formulas create the same amount?
atan2(vector1.con - vector2.con, vector1.x - vector2.a)
atan2(vector2.con - vector1.y, vector2.x - vector1.back button)
If not:How do I understand what vector comes very first in the subtractions?
Thanks
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10 Answers
is the position between thedistinction vector(connecting vector2 and vector1) and the x-axis,which is usually problably not what you designed.
The (directed) position from vector1 to vector2 can become computed as
and you may want to normalize it to the variety 0, 2 π):
or to the variety (-π, π:
Martin UrMartin L416k6161 yellow metal badges935935 gold badges10241024 bronze badges
The proper method to perform it is definitely by discover the sine of the angle making use of the get across item, and the cosine of the angle making use of the dot item and mix the two with the
Atan2
function.In
G#
this is usuallyObserve test situation above in GeoGebra.
ja72ja7218.9k33 money badges5151 silver badges106106 bronze badges
I believe a better formula has been posted right here:http://www.mathworks.com/matlabcentral/answers/16243-angle-between-two-vectors-in-3d
So this method works in 2 or 3 sizes.For 2 proportions this formula simplifies to the one particular stated above.
Eric68.7k3535 platinum badges176176 gold badges288288 bronze badges
KlausKlaus
Nobody pointed out that if you possess a single vector, and wish to find the angle of the vector from the A axis, you can take advantage of the reality that the point to atan2 will be really the incline of the collection, or (delta Y / delta A). So if you know the slope, you can do the using:
given:
A = angle of the vector/line you wish to determine (from the X axis).
meters = signed incline of the vector/line.
then:
A = atan2(m, 1)
Really helpful!
sbussbus
If you care and attention about accuracy for little angles, you would like to make use of this:
angle = 2.abronze2( b a - a c t a + a c )
Where ' ' indicates absolute value, AKA 'length of the vector'. Discover https://math.stackexchange.com/queries/1143354/numerically-stable-method-for-angle-between-3d-vectors/1782769
Nevertheless, that provides the downside that in two proportions, it loses the indication of the position.
Area♦
D0SBootsM0SBoots
You put on'thave gotto use atan2 to calculate the angle between two vectors. If you just wish the quickest method, you can make use of
dot(v1, v2)= v1. v2.cos A
to obtainconsumer3502079user3502079
As a go with to the reply of @martin-r one should take note that it will be possible to use the amount/difference method for arcus tangens.
- Caveat 1: create certain the angle continues to be within -pi. +pi
- Caveat 2: beware when the vectors are getting very very similar, you might obtain extinction in the 1st argument, major to statistical inaccuracies
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![Arma 3 getting higher fps Arma 3 getting higher fps](http://s24.postimg.org/lmcmn1w9x/intersex.png)
xb,yb and xa,ya are usually the coordinates of the two vectors
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theodore panagostheodore panagos
The formulation,
angle(vector.c,vector.a)
, that I sent, give resultsin the four quadrants and for any coordinates
xa,ya
andxb,yb
.For coordinates
xa=ya=0
andorxb=yb=0
is certainlyundefined.The position can end up being bigger or smaller than
pi
, and can end up being beneficialor unfavorable.
Jan Sršyň1,06811 yellow metal logo1111 sterling silver badges2626 bronze badges
theodore panagostheodore panagos
Right here a little plan in Python that utilizes the angle between vectors to figure out if a stage is certainly inside or outside a specific polygon
Bruno VermeulenBruno Vermeulen