Speculation with portals

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pestchamber
614 Posts
Posted May 18, 2008
Replied 2 hours later

nullsquared wrote:
Portal has no concept of portals intersecting. If you place two portal props in the same spot, they just intersect the way placing any two normal quads would - nothing interesting happens.

did you answer my question about what would happend if you placed one on your chest and walked though the other one (in portal)? no.. just what would happend if you placed 2 portals on ea other

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Tigger
100 Posts
Posted May 18, 2008
Replied 8 hours later

pestchamber wrote:
did you answer my question about what would happend if you placed one on your chest and walked though the other one (in portal)? no.. just what would happend if you placed 2 portals on ea other

Any surface with a portal that moves loses the portal... This is why you cannot fold the universe on itself by passing one portal through another.

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Hober
1,180 Posts
Posted May 18, 2008
Replied 19 minutes later

Tigger wrote:
Any surface with a portal that moves loses the portal... This is why you cannot fold the universe on itself by passing one portal through another.

I like it.

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Fusion
77 Posts
Posted May 18, 2008
Replied 5 hours later

Tigger wrote:
Any surface with a portal that moves loses the portal... This is why you cannot fold the universe on itself by passing one portal through another.

It's called a wormhole.

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Hober
1,180 Posts
Posted May 18, 2008
Replied 15 minutes later

Fusion wrote:
It's called a wormhole.

More detail or explanation would be, uh, useful.

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Doomsday192
371 Posts
Posted May 18, 2008
Replied 1 hour later
Heres a scenario ive been thinking about?

what if you took 2 portals, and made them facing the same direction, in the same location(not passing thru eachother, just in the same location) facing upwards and then dropped something into it from 10 ft up.
what would happen? and what would happen if said object was you?

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Dood77
16 Posts
Posted May 18, 2008
Replied 28 minutes later

pestchamber wrote:
did you answer my question about what would happend if you placed one on your chest and walked though the other one?

I did. On my first post in the last page.
The object going through the portal with the exit portal on it would become too large to fit in the portal.

Hober wrote:
This is unintelligible. Perpetual motion is a crock, and gravity is a bank: you put energy in and you get energy out. (Except where noted above where you can wire transfer in energy from thermal energy, so to speak.)

Uh, your post is confusing, please elaborate. If it makes it any more "intelligible", my post should've said produce, instead of reproduce.

All I meant to say was that I figured if we were to make portals then they would require more power than they could produce with machines that could utilize their ability to move things instantaneously. (For instance a waterwheel where the water falls into a portal at the bottom to a portal up top where it falls again) Like fusion as it stands today.

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Doomsday192
371 Posts
Posted May 18, 2008
Replied 1 hour later

I tried to make a map in which a portal goes thru a portal...
Its not what you would call "working"

heres the map if anyway wants to muck around in it:

http://files.filefront.com/portal+in+po ... einfo.html

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Dood77
16 Posts
Posted May 19, 2008
Replied 21 minutes later
What did you do? Try to make a moving brush go through a portal? Because I'm not much of a mapper but I'm pretty sure brushes don't go through portals...
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Doomsday192
371 Posts
Posted May 19, 2008
Replied 23 minutes later
no, i parented a portal to a func_brush and made it move towards a static orange portal... as yuo can see from the pic it didnt quite work. the blue portals viewing location ended up at the center of the map but the particle effects of it came up on the brush... weird eh?
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Cooper
129 Posts
Posted May 19, 2008
Replied 11 minutes later

Doomsday192 wrote:
Heres a scenario ive been thinking about?

what if you took 2 portals, and made them facing the same direction, in the same location(not passing thru eachother, just in the same location) facing upwards and then dropped something into it from 10 ft up.
what would happen? and what would happen if said object was you?

The object would drop into the 1st portal, then come out the other portal with the same speed, except upwards. Then it would drop back down, and the cycle repeats.

Something i noticed in regards to flinging yourself upwards in the last room in Testchamber 18. You place a portal on a platform, then jump through a portal on the bottom of a pit to fling yourself upwards. However, you enter the 1st portal feet first, so, according to common sense, you should come out the other end feet first, upside down. However, you come out headfirst, which shouldn't be physically possible.

Jubi says WTF+LOL

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Dood77
16 Posts
Posted May 19, 2008
Replied 11 minutes later

Doomsday192 wrote:
no, i parented a portal to a func_brush and made it move towards a static orange portal... as yuo can see from the pic it didnt quite work. the blue portals viewing location ended up at the center of the map but the particle effects of it came up on the brush... weird eh?

Yeah. Definitely not meant to be!

Cooper wrote:
The object would drop into the 1st portal, then come out the other portal with the same speed, except upwards. Then it would drop back down, and the cycle repeats.

Something i noticed in regards to flinging yourself upwards in the last room in Testchamber 18. You place a portal on a platform, then jump through a portal on the bottom of a pit to fling yourself upwards. However, you enter the 1st portal feet first, so, according to common sense, you should come out the other end feet first, upside down. However, you come out headfirst, which shouldn't be physically possible.

Wouldn't it just be like a physical mirror? like if you reached for it, you would just touch your own hand, and you wouldn't be able to reach through it because wherever you put your hand the mirror hand would move to exactly the same position and distance above the portal. So the object would just hit itself and bounce off.

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Cooper
129 Posts
Posted May 19, 2008
Replied 3 minutes later

Dood77 wrote:
Wouldn't it just be like a physical mirror? like if you reached for it, you would just touch your own hand, and you wouldn't be able to reach through it because wherever you put your hand the mirror hand would move to exactly the same position and distance above the portal. So the object would just hit itself and bounce off.

I'm not sure what your argument actually has to do with I've already posted. Can you explain it a bit better?

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Dood77
16 Posts
Posted May 19, 2008
Replied 20 minutes later
Huh... it didn't quote the part you quoted in your post. The other guy was talking about two portals in the exact same place, not two next to each other. That is what I was talking about.
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Doomsday192
371 Posts
Posted May 19, 2008
Replied 3 minutes later
but wouldnt the object dropped in collide with itself? (if thats even possible)

also exellent point about the portal angles...

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Dood77
16 Posts
Posted May 19, 2008
Replied 33 minutes later
Yeah thats what I said before...
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Doomsday192
371 Posts
Posted May 19, 2008
Replied 1 hour later
lol as i was typing that replys came up
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Cooper
129 Posts
Posted May 19, 2008
Replied 14 hours later
I've tried it ingame. Just put 2 portals next to each other on the ground, and drop an object in. They just fly up and down in the portals. The object can't collide with itself because there's only 1 object. Another copy of the object isn't magically brought into existance.

Anyways, try it on an unsuspecting turret. It's funny as hell.

Turret goes WAAAAHH!!

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nullsquared
5 Posts
Posted May 19, 2008
Replied 2 hours later

Doomsday192 wrote:
but wouldnt the object dropped in collide with itself? (if thats even possible)

http://www.youtube.com/watch?v=JwL-nTODl2E

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Doomsday192
371 Posts
Posted May 19, 2008
Replied 13 minutes later
sweet

i tried doing that in portal with a long beam...

just went thru itself

your portal tech is alot more advanced then valves