POV-Ray : Newsgroups : povray.binaries.animations : Magic Lamp 1 (particle system) Server Time
12 Oct 2026 19:22:48 EDT (-0400)
  Magic Lamp 1 (particle system) (Message 1 to 18 of 18)  
From: Rune
Subject: Magic Lamp 1 (particle system)
Date: 20 Feb 2002 17:05:24
Message: <3c741da4@news.povray.org>
Here's my latest animation made with my particle system. It's nothing
revolutionary, but the making of this animation had three goals:

- To develop some glitter using media that looks acceptable. MegaPov glows
are not an option anymore, as I want my scenes to be 3.5 compatible.

- To make a glitter demo file for my particle system that looks nice. My
previous glitter animations have been a bit simplistic, as they were some of
my first tests with my particle system.

- To improve the way the object emitters in my particle system work. They
now emit particles from the surface of an object rather than from the entire
volume of the object, and the particles can be shot out from the surface
using the normal of the surface. This looks better IMO and minimizes the
amount of particles that are wasted because they're inside the emitter
object.

Please tell me what you think! :)
Suggestions and criticism is as always especially appreciated.

Rune
--
3D images and anims, include files, tutorials and more:
Rune's World:    http://rsj.mobilixnet.dk (updated Feb 16)
POV-Ray Users:   http://rsj.mobilixnet.dk/povrayusers/
POV-Ray Webring: http://webring.povray.co.uk


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Attachments:
Download 'lamp.mpg' (467 KB)

From: =Bob=
Subject: Re: Magic Lamp 1 (particle system)
Date: 20 Feb 2002 17:23:25
Message: <3c7421dd@news.povray.org>
That's really beautiful! Will you be releasing this
product for general use?

=Bob=

"Rune" <run### [at] mobilixnetdk> wrote in message news:3c741da4@news.povray.org...
: Here's my latest animation made with my particle system. It's nothing
: revolutionary, but the making of this animation had three goals:
:
: - To develop some glitter using media that looks acceptable. MegaPov glows
: are not an option anymore, as I want my scenes to be 3.5 compatible.
:
: - To make a glitter demo file for my particle system that looks nice. My
: previous glitter animations have been a bit simplistic, as they were some of
: my first tests with my particle system.
:
: - To improve the way the object emitters in my particle system work. They
: now emit particles from the surface of an object rather than from the entire
: volume of the object, and the particles can be shot out from the surface
: using the normal of the surface. This looks better IMO and minimizes the
: amount of particles that are wasted because they're inside the emitter
: object.
:
: Please tell me what you think! :)
: Suggestions and criticism is as always especially appreciated.
:
: Rune
: --
: 3D images and anims, include files, tutorials and more:
: Rune's World:    http://rsj.mobilixnet.dk (updated Feb 16)
: POV-Ray Users:   http://rsj.mobilixnet.dk/povrayusers/
: POV-Ray Webring: http://webring.povray.co.uk
:
:
:


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From: Mark James Lewin
Subject: Re: Magic Lamp 1 (particle system)
Date: 20 Feb 2002 17:30:56
Message: <3C742307.17101793@yahoo.com.au>
I like it! I always thought magic dust sparkled more. I recall an anim you did
some time ago that had good sparkling particles, but the media 'glows' look nice
too.

MJL
--
light_source{9*(y#macro A(H,B,R,T)prism{0,1H+4,0u*9,9v*9,0#local I=1;#while(I<H)
#local V=asc(substr(B,I,1))-33;<div(V,10)mod(V,10)>#local I=I+1;#end pigment{rgb
y}rotate-<90,R>translate-T}#end-z)rgb 9}A(14",6;MWmhryXN3,"60<15,0,8>)box{-99(x+
z)*99pigment{rgb 1}}fog{distance 11}camera{location(y-z)*25look_at 0}A(8"6hiAG=6
"-60x*-10)A(16"/.@VZno=<PLA89/"0x*5) // MJL


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From: Rick [Kitty5]
Subject: Re: Magic Lamp 1 (particle system)
Date: 20 Feb 2002 20:12:56
Message: <3c744998@news.povray.org>
show-off :)

very nice


--

Rick

Kitty5 WebDesign - http://Kitty5.com
POV-Ray News & Resources - http://Povray.co.uk
TEL : +44 (01270) 501101 - FAX : +44 (01270) 251105 - ICQ : 15776037

PGP Public Key
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From:
Subject: Re: Magic Lamp 1 (particle system)
Date: 20 Feb 2002 20:41:04
Message: <3c745030@news.povray.org>
It looks great! And I love the smooth path of the lamp! Very movie-like...

Congratulations,

Fernando.


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From: Tony[B]
Subject: Re: Magic Lamp 1 (particle system)
Date: 21 Feb 2002 00:54:37
Message: <3c748b9d@news.povray.org>
So the pot emits glows? Odd, but interesting. Felt kinda like watching a
spacecraft. :)


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From: Rune
Subject: Re: Magic Lamp 1 (particle system)
Date: 21 Feb 2002 02:00:02
Message: <3c749af2@news.povray.org>
"=Bob=" wrote:
> That's really beautiful!

Thanks!

> Will you be releasing this product for general use?

Yes, I expect my particle system to be ready for release within half a year,
give or take several months...

Rune
--
3D images and anims, include files, tutorials and more:
Rune's World:    http://rsj.mobilixnet.dk (updated Feb 16)
POV-Ray Users:   http://rsj.mobilixnet.dk/povrayusers/
POV-Ray Webring: http://webring.povray.co.uk


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From: Rune
Subject: Re: Magic Lamp 1 (particle system)
Date: 21 Feb 2002 02:00:09
Message: <3c749af9@news.povray.org>
"Rick [Kitty5]" wrote:
> show-off :)
>
> very nice

Thanks! Demo scenes just gotta show-off... ;)

Rune
--
3D images and anims, include files, tutorials and more:
Rune's World:    http://rsj.mobilixnet.dk (updated Feb 16)
POV-Ray Users:   http://rsj.mobilixnet.dk/povrayusers/
POV-Ray Webring: http://webring.povray.co.uk


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From: Rune
Subject: Re: Magic Lamp 1 (particle system)
Date: 21 Feb 2002 02:00:14
Message: <3c749afe@news.povray.org>
"Fernando González del Cueto" wrote:
> It looks great!

Thanks!

> And I love the smooth path of the lamp! Very movie-like...

I first tried breaking up the motion up into several #if blocks and control
the individual motions with math functions like cos(), sin() and pow(). But
that looked way too stiff, so I ended up just using two splines, one for
rotation and one for position.

Rune
--
3D images and anims, include files, tutorials and more:
Rune's World:    http://rsj.mobilixnet.dk (updated Feb 16)
POV-Ray Users:   http://rsj.mobilixnet.dk/povrayusers/
POV-Ray Webring: http://webring.povray.co.uk


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From: Rune
Subject: Re: Magic Lamp 1 (particle system)
Date: 21 Feb 2002 02:00:18
Message: <3c749b02@news.povray.org>
"Tony[B]" wrote:
> So the pot emits glows? Odd, but interesting.

Oh yeah, lots of magic things do. Farries (probably originating from Peter
Pan), magic wands, and, well, this magic lamp does too!

> Felt kinda like watching a spacecraft. :)

Hmm, I feel sorry for the people in that spacecraft! ;)

Rune
--
3D images and anims, include files, tutorials and more:
Rune's World:    http://rsj.mobilixnet.dk (updated Feb 16)
POV-Ray Users:   http://rsj.mobilixnet.dk/povrayusers/
POV-Ray Webring: http://webring.povray.co.uk


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From: Rune
Subject: Re: Magic Lamp 1 (particle system)
Date: 21 Feb 2002 03:03:24
Message: <3c74a9cc@news.povray.org>
"Mark James Lewin" wrote:
> I like it!

Glad you do. :)

> I always thought magic dust sparkled more. I recall
> an anim you did some time ago that had good sparkling
> particles

This one using textured discs?
http://news.povray.org/povray.binaries.animations/20340/

Or these using MegaPov glows?
http://news.povray.org/povray.binaries.animations/15165/
http://news.povray.org/povray.binaries.animations/15170/


I really miss the ability to use glows. Media just don't produce nearly as
nice effects. :(
The thing about glows is that even small glows affect the image a little bit
in a very large radius (infinite radius actually), and that way multiple
small glows become a bigger glow. Doing that with media would be extremely
slow, so instead I just use small media glows that don't interact very well
and don't have the same glowing look. Glows wouldn't have worked well here,
though, as they become invisible on backgrounds that are not dark.

I'll see how this animation looks with textured discs - maybe better than
how it currently looks.

Rune
--
3D images and anims, include files, tutorials and more:
Rune's World:    http://rsj.mobilixnet.dk (updated Feb 16)
POV-Ray Users:   http://rsj.mobilixnet.dk/povrayusers/
POV-Ray Webring: http://webring.povray.co.uk


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From: Grey Knight
Subject: Re: Magic Lamp 1 (particle system)
Date: 21 Feb 2002 06:26:22
Message: <3C74D953.AE38FD05@namtar.qub.ac.uk>
Rune wrote:
> ...
> Oh yeah, lots of magic things do. Farries (probably originating from Peter
> Pan), magic wands, and, well, this magic lamp does too!
> ...

That's pixies. Faeries (or fairies if you like) don't glow. Or sparkle.
Or have ickle wings. Or... etc

-- 
signature{
  "Grey Knight" contact{ email "gre### [at] yahoocom" }
  site_of_week{ url "http://digilander.iol.it/jrgpov" }
}


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From: Grey Knight
Subject: Re: Magic Lamp 1 (particle system)
Date: 21 Feb 2002 06:27:14
Message: <3C74D986.EA9894E1@namtar.qub.ac.uk>
Ooops, I forgot to mention how wonderful you are, and how we all want to
be you when we grow up and/or have your children.

-- 
signature{
  "Grey Knight" contact{ email "gre### [at] yahoocom" }
  site_of_week{ url "http://digilander.iol.it/jrgpov" }
}


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From:
Subject: Re: Magic Lamp 1 (particle system)
Date: 21 Feb 2002 07:46:52
Message: <3c74ec3c@news.povray.org>
*loool*
this lamp movie is really lovely.

How did you define the path for it? It moves really well and smoothly.
Hopping and swirling around and GOOOOoooooo...... *g*

regards
SY


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From: Rune
Subject: Re: Magic Lamp 1 (particle system)
Date: 21 Feb 2002 09:02:14
Message: <3c74fde6@news.povray.org>
"Grey Knight" wrote:
> Rune wrote:
> > ...
> > Oh yeah, lots of magic things do. Farries (probably
> > originating from Peter Pan), magic wands, and, well,
> > this magic lamp does too!
> > ...
>
> That's pixies. Faeries (or fairies if you like) don't
> glow. Or sparkle. Or have ickle wings. Or... etc

I was never aware of the distinction and didn't know the word "pixie" as no
corresponding word exist in my language AFAIK. Could you describe the
difference between fairies and pixies? And what does "ickle" mean?

Followup-to povray.off-topic

Rune
--
3D images and anims, include files, tutorials and more:
Rune's World:    http://rsj.mobilixnet.dk (updated Feb 16)
POV-Ray Users:   http://rsj.mobilixnet.dk/povrayusers/
POV-Ray Webring: http://webring.povray.co.uk


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From: Rune
Subject: Re: Magic Lamp 1 (particle system)
Date: 21 Feb 2002 09:48:08
Message: <3c7508a8@news.povray.org>
"Jürgen Scharfy" wrote:
> *loool*
> this lamp movie is really lovely.

Glad you like it! :)

> How did you define the path for it? It moves really
> well and smoothly.
> Hopping and swirling around and GOOOOoooooo...... *g*

One spline for rotation and one for location. I've posted the source code of
the animation (not including the particles) to povray.binaries.scene-files
in case you're interested.

Rune
--
3D images and anims, include files, tutorials and more:
Rune's World:    http://rsj.mobilixnet.dk (updated Feb 16)
POV-Ray Users:   http://rsj.mobilixnet.dk/povrayusers/
POV-Ray Webring: http://webring.povray.co.uk


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From: =Bob=
Subject: Re: Magic Lamp 1 (particle system)
Date: 21 Feb 2002 11:35:58
Message: <3c7521ee@news.povray.org>
Very cool. If you need BETA testers, I will happily volunteer.
=Bob=

"Rune" <run### [at] mobilixnetdk> wrote in message news:3c749af2@news.povray.org...
: "=Bob=" wrote:
: > That's really beautiful!
:
: Thanks!
:
: > Will you be releasing this product for general use?
:
: Yes, I expect my particle system to be ready for release within half a year,
: give or take several months...
: Rune


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From: Mark James Lewin
Subject: Re: Magic Lamp 1 (particle system)
Date: 21 Feb 2002 16:09:53
Message: <3C75618F.681B5B4E@yahoo.com.au>
Rune wrote:

> "Mark James Lewin" wrote:
>
> > I always thought magic dust sparkled more. I recall
> > an anim you did some time ago that had good sparkling
> > particles
>
> This one using textured discs?
> http://news.povray.org/povray.binaries.animations/20340/
>

Yes, this is the one. The particles have a more "magical" feel when they look
like this.

MJL

--
light_source{9*(y#macro A(H,B,R,T)prism{0,1H+4,0u*9,9v*9,0#local I=1;#while(I<H)
#local V=asc(substr(B,I,1))-33;<div(V,10)mod(V,10)>#local I=I+1;#end pigment{rgb
y}rotate-<90,R>translate-T}#end-z)rgb 9}A(14",6;MWmhryXN3,"60<15,0,8>)box{-99(x+
z)*99pigment{rgb 1}}fog{distance 11}camera{location(y-z)*25look_at 0}A(8"6hiAG=6
"-60x*-10)A(16"/.@VZno=<PLA89/"0x*5) // MJL


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