slot machine physics



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Topic: Science > Physics
User: ""
Date: 07 Sep 2005 03:05:37 PM
Object: slot machine physics
Does anyone have any ideas for programming the physics of the reels
spinning on a 3d slot machine? Basically, I need a function that
produces an angle of rotation given the current time. Eventually, the
angle of rotation needs to end up at a multiple of 45 degrees (because
I have 8 items on each reel and I want them to be aligned right when
the spin is thru).
bob
http://www.coolgroups.com/
.

User: "PD"

Title: Re: slot machine physics 08 Sep 2005 09:52:06 AM
wrote:

Does anyone have any ideas for programming the physics of the reels
spinning on a 3d slot machine? Basically, I need a function that
produces an angle of rotation given the current time. Eventually, the
angle of rotation needs to end up at a multiple of 45 degrees (because
I have 8 items on each reel and I want them to be aligned right when
the spin is thru).

bob
http://www.coolgroups.com/

Pretty easy. For each wheel, provide a random initial "pull" velocity,
and then slow each one with the same deceleration until it stops.
Omega0 = OmegaMin + Jitter*rand();
increm(t;0,tmax);
OmegaT = Omega0 - Alpha*t;
if (OmegaT.lessthan.Slow) then OmegaT = 0.
endincrem;
PD
.

User: "NunYa Bidness"

Title: Re: slot machine physics 07 Sep 2005 05:59:14 PM
On 7 Sep 2005 13:05:37 -0700,
Gave us:

Does anyone have any ideas for programming the physics of the reels
spinning on a 3d slot machine? Basically, I need a function that
produces an angle of rotation given the current time. Eventually, the
angle of rotation needs to end up at a multiple of 45 degrees (because
I have 8 items on each reel and I want them to be aligned right when
the spin is thru).

bob
http://www.coolgroups.com/

Today's slots are electronically braked, and that braking is NOT on
any specific angles (none that yield a win anyway... hehehehe j/k).
Mechanically stopped wheeled slots are toothed rings.
Ther are no true random slots... they ALL have your wallet in mind.
Give me an old, random, mechanically stopped slot any day. If they
were brought back, I would play them.
.
User: "Kevin Hunt"

Title: Re: slot machine physics 07 Sep 2005 06:53:25 PM
Well, that's not entirely true anymore - the slot systems that I've
developed, and am developing use random numbers to pick where the
virtual reels will stop. The graphics animation uses very standard math
to slow the reels, bounce 'em a bit - that kind of thing. For use in
the US (my current project is for RU, tho'), the mfr has to get
certification from various different testing labs that the outcomes of
the games *are* random.
That said, the games are designed to pay anywhere from 85% to 98% -
making them change machines: you put in a buck (a rouble), and you get
85-98 cents back, on the average.
Kevin
.
User: "Luna Sea"

Title: Re: slot machine physics 07 Sep 2005 07:02:31 PM
"Kevin Hunt" <kvahunt@my-deja.com> wrote in message
news:1126137204.979391.247420@g44g2000cwa.googlegroups.com...

Well, that's not entirely true anymore - the slot systems that I've
developed, and am developing use random numbers to pick where the
virtual reels will stop. The graphics animation uses very standard math
to slow the reels, bounce 'em a bit - that kind of thing. For use in
the US (my current project is for RU, tho'), the mfr has to get
certification from various different testing labs that the outcomes of
the games *are* random.

That said, the games are designed to pay anywhere from 85% to 98% -
making them change machines: you put in a buck (a rouble), and you get
85-98 cents back, on the average.

Kevin

So they are not quite random, but adjustable, i.e. setable, to lose or win
.
User: "NunYa Bidness"

Title: Re: slot machine physics 07 Sep 2005 09:48:58 PM
On Wed, 7 Sep 2005 19:02:31 -0500, "Luna Sea" <nospam@nospam.com> Gave
us:


"Kevin Hunt" <kvahunt@my-deja.com> wrote in message
news:1126137204.979391.247420@g44g2000cwa.googlegroups.com...

Well, that's not entirely true anymore - the slot systems that I've
developed, and am developing use random numbers to pick where the
virtual reels will stop. The graphics animation uses very standard math
to slow the reels, bounce 'em a bit - that kind of thing. For use in
the US (my current project is for RU, tho'), the mfr has to get
certification from various different testing labs that the outcomes of
the games *are* random.

That said, the games are designed to pay anywhere from 85% to 98% -
making them change machines: you put in a buck (a rouble), and you get
85-98 cents back, on the average.

Kevin


So they are not quite random, but adjustable, i.e. setable, to lose or win

I don't think he can make up his mind.
.


User: "NunYa Bidness"

Title: Re: slot machine physics 07 Sep 2005 09:48:31 PM
On 7 Sep 2005 16:53:25 -0700, "Kevin Hunt" <kvahunt@my-deja.com> Gave
us:

Well, that's not entirely true anymore

Hard to tell what the ***** you are talking about, when you are too
stupid to quote the text to which you are replying, as is the STANDARD
practice in Usenet. This ain't e-mail, doofus.

- the slot systems that I've
developed, and am developing use random numbers to pick where the
virtual reels will stop.

Then it will never get bought by a casino as a gaming instrument.
They have to guarantee a specific pay ratio. That either makes what
you say utter *****, or your target market is NOT casino gambling.

The graphics animation uses very standard math
to slow the reels, bounce 'em a bit - that kind of thing. For use in
the US (my current project is for RU, tho'), the mfr has to get
certification from various different testing labs that the outcomes of
the games *are* random.

I do not believe you. Nevada, for one, explicitly has laws that
require specific pay out to pull count ratios.

That said, the games are designed to pay anywhere from 85% to 98% -
making them change machines: you put in a buck (a rouble), and you get
85-98 cents back, on the average.

This is one more reason why I do not believe you. This statement is
***** as well. No gambling casino in the world would accept such
takes. If that's what's going on in RU, then it isn't gambling, it's
a toy, and that certainly is not what is happening in US casinos.
If it were, old mechanical slots would still be in use.
.
User: "Richard Henry"

Title: Re: slot machine physics 07 Sep 2005 10:49:20 PM
"NunYa Bidness" <nunyabidness@nunyabidness.org> wrote in message
news:q89vh156jgl04i010as80i4svp7u5p2k0g@4ax.com...


I do not believe you. Nevada, for one, explicitly has laws that
require specific pay out to pull count ratios.

Which laws are those? Please quote them whole or provide a link to them.
.
User: "NunYa Bidness"

Title: Re: slot machine physics 08 Sep 2005 05:30:10 AM
On Wed, 7 Sep 2005 20:49:20 -0700, "Richard Henry" <rphenry@home.com>
Gave us:


"NunYa Bidness" <nunyabidness@nunyabidness.org> wrote in message
news:q89vh156jgl04i010as80i4svp7u5p2k0g@4ax.com...


I do not believe you. Nevada, for one, explicitly has laws that
require specific pay out to pull count ratios.


Which laws are those? Please quote them whole or provide a link to them.

They have max pulls declared between full jackpot pays. All the
intermediary pay outs can be random.
.
User: "Richard Henry"

Title: Re: slot machine physics 08 Sep 2005 11:42:38 AM
"NunYa Bidness" <nunyabidness@nunyabidness.org> wrote in message
news:vl40i1tt1cgf7jcmg1ghfn0r03p1a5ff74@4ax.com...

On Wed, 7 Sep 2005 20:49:20 -0700, "Richard Henry" <rphenry@home.com>
Gave us:


"NunYa Bidness" <nunyabidness@nunyabidness.org> wrote in message
news:q89vh156jgl04i010as80i4svp7u5p2k0g@4ax.com...


I do not believe you. Nevada, for one, explicitly has laws that
require specific pay out to pull count ratios.


Which laws are those? Please quote them whole or provide a link to them.

They have max pulls declared between full jackpot pays. All the
intermediary pay outs can be random.

And the reference is...?
.



User: "Kevin Hunt"

Title: Re: slot machine physics 08 Sep 2005 12:36:13 AM

Well, that's not entirely true anymore

Hard to tell what the ***** you are talking about, when you are too
stupid to quote the text to which you are replying, as is the STANDARD
practice in Usenet. This ain't e-mail, doofus.

- the slot systems that I've
developed, and am developing use random numbers to pick where the
virtual reels will stop.

Then it will never get bought by a casino as a gaming instrument.
They have to guarantee a specific pay ratio. That either makes what
you say utter *****, or your target market is NOT casino gambling.

The graphics animation uses very standard math
to slow the reels, bounce 'em a bit - that kind of thing. For use in
the US (my current project is for RU, tho'), the mfr has to get
certification from various different testing labs that the outcomes of
the games *are* random.

I do not believe you. Nevada, for one, explicitly has laws that
require specific pay out to pull count ratios.

That said, the games are designed to pay anywhere from 85% to 98% -
making them change machines: you put in a buck (a rouble), and you get
85-98 cents back, on the average.

This is one more reason why I do not believe you. This statement is
***** as well. No gambling casino in the world would accept such
takes. If that's what's going on in RU, then it isn't gambling, it's
a toy, and that certainly is not what is happening in US casinos.
If it were, old mechanical slots would still be in use.
Wow, you are a rather angry fellow, aren't you?
Kevin
.
User: "NunYa Bidness"

Title: Re: slot machine physics 08 Sep 2005 05:11:28 AM
On 7 Sep 2005 22:36:13 -0700, "Kevin Hunt" <kvahunt@my-deja.com> Gave
us:


Wow, you are a rather angry fellow, aren't you?

Google Usenet posting protocols, dipshit. Then get a different news
client.
It's called conform or stay the ***** out.
.
User: "Kevin Hunt"

Title: Re: slot machine physics 08 Sep 2005 11:01:06 AM
You really oughtn't stay up so late - middle school is a very important
time in a young person's life.
I haven't used trn in ages, or had simple access to a news server in a
while - google has to serve the purpose. I don't post much, so you'll
just have to wipe the froth off your braces and put down the mountain
dew and take a little nappy...
Kevin
.
User: "Henry Lemington-Wholeflavors"

Title: Re: slot machine physics 08 Sep 2005 11:06:49 AM
Kevin Hunt wrote:

You really oughtn't stay up so late - middle school is a very important
time in a young person's life.

I haven't used trn in ages, or had simple access to a news server in a
while - google has to serve the purpose. I don't post much, so you'll
just have to wipe the froth off your braces and put down the mountain
dew and take a little nappy...

You can quote text using google also - just click on "show options",
and then reply. Don't use the broken reply link below the message.
--
http://cherenkov-radiation.blogspot.com/
.








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