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128b Plasma contest

category: general [glöplog]
No it's not, it's ugly as sin.
added on the 2008-05-13 19:58:57 by Preacher Preacher
Because ps said it.

113 byte lava effect
ARGON
colorfast (2nd part)
Keo
MAGNETAR
OKO (Preacher said it's plasma. I trust him.)
Plasma
Plasma128
Plasma Wave
Top (version 6)
added on the 2008-05-13 20:01:10 by Pirx Pirx
the demoscene hasn't even seen THE REAL PLASMA
BB Image
added on the 2008-05-13 20:38:37 by waffle waffle
BB Image
added on the 2008-05-13 20:39:19 by waffle waffle
[note]Adok's plasma is not the usual sin/cos-hypot plasma, it's what they called "fractal plasma" at the time (remember Fractint?) It's the old way of doing terrains (the diamond subdivision algorithm in fact). I used it a lot in some old 64k before I new Perlin Noise.[/note]
added on the 2008-05-14 00:05:15 by iq iq
Fail! that plasma is 20KB....
Actually that(what linde posted based on Adok's sources) is what was always refered to as a plasma back in the good ol days...at least from my memory of various screen blankers/effects available at the time :)
added on the 2008-05-14 00:29:09 by Intrinsic Intrinsic
I've heard Ken Perlin is an arrogant asshole. I'm not saying he sucks or something. Rumours say that Newton himself was quite a fucker too. Y/N?

It's funny that plasma has nothing to do with plasma. And that blood plasma has nothing to do with plasma. But plasma is a pretty cool thing. It makes me exist, and cook, and sunbathe...

I've coded a plasma once. I may do it again soon. Yes, pic or it didn't happened...
added on the 2008-05-14 00:40:43 by xernobyl xernobyl
Gargaj: and you let us know when it's ok to seat again plsthx :)
added on the 2008-05-14 01:35:21 by EviL EviL
wamma is a winner
added on the 2008-05-14 08:22:14 by Optimus Optimus
Actually, I'd like to understand how adok's plasma is done. I have seen this cloudy thing before but it's one of the few plasmas I haven't tried to code yet and it produces nice patterns for clouds. Ok, I'll just have a look at the code :)
added on the 2008-05-14 08:23:50 by Optimus Optimus
optimus: it recursively subdivides the screen into smaller bits and adds a bit of randomness every subdivision. And there's no reason to do this anymore since we've got Perlin noise.
added on the 2008-05-14 09:22:27 by Preacher Preacher
Perlin noise ftw
added on the 2008-05-14 11:23:17 by bdk bdk
Why is there no reason to code a fractal plasma/cloud anymore? Is Perlin Noise more efficient? Can somebody code a 128 byte intro with Perlin Noise?
added on the 2008-05-14 12:21:38 by Adok Adok
making a true perlin noise effect in 128 bytes is almost impossible. maybe you can genarate the noise texture, scale it, blend textures etc. but you won't have enough space to use it for a good looking effect like clouds, water, smoke etc.
added on the 2008-05-14 12:58:02 by Skate Skate
Is there space for any good looking effect in 128b anyway?
added on the 2008-05-14 12:59:12 by Preacher Preacher
I still wonder whether my code from the first posting can be reduced to a 128b executable.
added on the 2008-05-14 14:42:54 by Adok Adok
how about, like, trying?
added on the 2008-05-14 15:12:23 by kb_ kb_
just snip the bottompart off
@Adok: many times I successfully reduced my asm codes from 400+, sometimes even 500+ bytes to 256 bytes or less. I'm not going to give it a try right now but try to convert it to pure ASM code, if becomes shorter than 300-350 bytes I may give it a try for 128 bytes :)
added on the 2008-05-14 15:51:09 by Skate Skate
Quote:
how about, like, trying?


+1

added on the 2008-05-15 12:10:53 by superplek superplek

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