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Which velocity do we actually use for air dispersion via beam attacks.

You should link the calc itself so that other calc group members can check it.


It does seems that the Gaster Blaster take some time to fully expand, it's not instantaneous, how did you got the 0.01 seconds timeframe exactly?
 
This is the first frame of Sans' biggest Gaster Blaster.



It's not that I disagree with the use of the beam's velocity, but I think you should be measuring this frame for the method to work.

As of right now, you are measuring the whole beam, after it was fully expanded, but most of that air was already pushed away in the frame I show above.

@Armorchompy @Psychomaster35 What do you think?
 
Furthermore, Undertale runs at 30 frames per second, the minimum timeframe you could use for any given feat is 0.03333 seconds.
 
It's not that I disagree with the use of the beam's velocity, but I think you should be measuring this frame for the method to work.
I feel like given the full animation, the implication is that the beam starts even thinner than that and then expands. At least, that's a possibility. So, I would probably prefer the radius method no matter what.
 
I feel like given the full animation, the implication is that the beam starts even thinner than that and then expands. At least, that's a possibility. So, I would probably prefer the radius method no matter what.
Yeah, I get where are you coming from.

So I made a new calc using Greatsage's scaling, there's a large discrepancy in the volume we got for some reason.
 
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Yeah, I get where are you coming from.

So I made a new calc using Greatsage's scaling, there's a large discrepancy in the volume we got for some reason.
You forgotten to times the volume by 2 as 2 blasts of equal proportion was shot.
Furthermore, Undertale runs at 30 frames per second, the minimum timeframe you could use for any given feat is 0.03333 seconds.
I used the frame by frame website which the initial beam popped up in 0.01 seconds.
This is the first frame of Sans' biggest Gaster Blaster.



It's not that I disagree with the use of the beam's velocity, but I think you should be measuring this frame for the method to work.

As of right now, you are measuring the whole beam, after it was fully expanded, but most of that air was already pushed away in the frame I show above.

@Armorchompy @Psychomaster35 What do you think?

Actually now that I think of it. Why not calculate the initial volume of the 2 beams prior to expansion and use the velocity of the fired beams?
 
The blasts are overlapping each other, and even if I multiplied the volume by two, it's still far away from your volume.
I used the frame by frame website which the initial beam popped up in 0.01 seconds
Timeframes that low cannot exist in Undertale, and I wonder if you changed the frame rate to 30 fps before moving between each frame.

I'm pretty sure it can't be 0.01 seconds even on that website, as the time lapse moves 0.4 seconds with each frame.

Agnaa brings a reasonable point about the blast not being able to push air.

I don't think this can be used.
 
The blasts are overlapping each other, and even if I multiplied the volume by two, it's still far away from your volume.
yikes. I forgotten to halve the diameter.
Timeframes that low cannot exist in Undertale, and I wonder if you changed the frame rate to 30 fps before moving between each frame.
I left it on 25 FPS
I'm pretty sure it can't be 0.01 seconds even on that website, as the time lapse moves 0.4 seconds with each frame.
there's a 0.01 second option there:
Agnaa brings a reasonable point about the blast not being able to push air.

I don't think this can be used.
It can't? why not?
 
Nevermind about what I said about frame by frame. Turns out even at 0.01s setting it still moves at 0.03 seconds.
 
Don't all energy beams do that tho?
Not necessarily. To disperse air it needs to have an actual tangible volume. Think of light or radiowaves, those transfer energy but don't screw with air at all, and those are just examples that actually exist IRL, let alone in fiction where anything can be handwaved.
 
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