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elfprince13

OVER NINE THOUSAND!

Joined: 23 May 2005 Posts: 10232 Location: A galaxy far far away......
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Posted: 08 Jun 2007 08:40:17 pm Post subject: |
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| Kllrnohj wrote: | I've seen real time raytracing done on three networked PS3s running Linux....
Biggest problem with raytracing is the current lack of GPU acceleration - all that untapped power pissed away.... (FYI: A modern GPU can do significantly more calculations per second than your CPU can) |
we're getting there and of what complexity was the raytracing? _________________ StickFigure Graphic Productions || VSHI: Vermont Sustainable Heating Initiative
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KermMartian

Site Admin

Joined: 14 Mar 2005 Posts: 55742 Location: Earth, Sol, Milky Way
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Posted: 08 Jun 2007 08:43:20 pm Post subject: |
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A bit offtopic, but speaking of GPU utilization, I believe I saw a recent article on Digg about a Mac image editor that had built-in sharing of the image processing load between the CPU and GPU. _________________
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Kllrnohj

PH34R |\/|3

Joined: 24 May 2005 Posts: 8189
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Posted: 08 Jun 2007 08:49:04 pm Post subject: |
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| elfprince13 wrote: | we're getting there and of what complexity was the raytracing? |
Single car - of course, it had all the typical stuff. Dynamic lighting, reflections/refractions, etc...
They had a video of it - I think it was on youtube.
EDIT: A quick google search pulled this up: http://www.ps3fanboy.com/2007/04/05/real-time-ray-tracing-on-the-playstation-3 _________________ There are only two kinds of programming languages: those people always bitch about and those nobody uses. (Bjarne Stroustrup) |
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Harq
Calculator Deity

Joined: 15 May 2006 Posts: 1857 Location: Elsewhere
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Posted: 08 Jun 2007 09:37:16 pm Post subject: |
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Even with the GPU, I don't think we are at the point where we can get reasonable speeds with raytracing in something like a shooter, where there can be hundreds of objects on screen at one time, almost all in motion.
I did some "Digging" and found links to a. a 26 year old who made an experimental version of quake3 that uses raytracing, and also to a group of researchers who developed more efficient algorithms for it, and are making raytraced versions of quake 3 and 4 (and also, it said that these algorithms are going to be used in openrt) These will really take off once quad-core becomes the norm and gpu's are used effectively. _________________ Any fool can use a computer. Many do.

Last edited by Harq on 08 Jun 2007 09:46:58 pm; edited 1 time in total |
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Kllrnohj

PH34R |\/|3

Joined: 24 May 2005 Posts: 8189
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Posted: 08 Jun 2007 09:39:15 pm Post subject: |
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Of course not, but you are underestimating just how much speed is available in a modern GPU. Not nearly enough for raytracing currently, but GPU power is roughly doubling with every generation - not something the current CPU market can boast. _________________ There are only two kinds of programming languages: those people always bitch about and those nobody uses. (Bjarne Stroustrup) |
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Harq
Calculator Deity

Joined: 15 May 2006 Posts: 1857 Location: Elsewhere
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Posted: 09 Jun 2007 10:15:03 pm Post subject: |
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Take a look at this: http://medvis.vrvis.at/projects/visualization/
I had no idea raycasting could be used for such detail (and yes it uses the gpu Klr, its not raytracing, but still amazing).
I was doing some research on raycasting and such on Gamedev and the internet in general when I stumbled upon this (I've become interested in raycasting and raytracing now, thanks Calc84! ) _________________ Any fool can use a computer. Many do.
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haveacalc

Power User

Joined: 07 Sep 2006 Posts: 355 Location: Heck if I know.
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Posted: 11 Jun 2007 11:39:55 pm Post subject: |
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I'm making the sprites for my game right now. Would you, Kerm and/or rivereye (I guess only Kerm, since it's ASM), have anything wrong with me posting them when I'm done? I'm fueled by outside motivation, and I daresay I need it with at the pace I'm going at. _________________

Last edited by haveacalc on 12 Jun 2007 11:13:38 am; edited 1 time in total |
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KermMartian

Site Admin

Joined: 14 Mar 2005 Posts: 55742 Location: Earth, Sol, Milky Way
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Posted: 11 Jun 2007 11:50:05 pm Post subject: |
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| haveacalc wrote: | | I'm making the sprites for my game right now. Would you, Kerm and/or rivereye (I guess only Kerm, since it's ASM), have anything wrong with me posting them when I'm done? I'm fueled by motivation, and I daresay I need it with at the pace I'm going at. | As long as they don't reveal too much specific about your project, I wouldn't have a huge problem with it. _________________
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calc84maniac

Epic z80 roflpwner

Joined: 01 Aug 2006 Posts: 1503 Location: The ex-planet Pluto
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Posted: 12 Jun 2007 09:09:39 am Post subject: |
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Heh, there's no way I can reveal any more about my project...  _________________ ~calc84maniac has spoken.
Projects:
TI-Boy SE
F-Zero
Super Mario (aka Project M) |
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rivereye

Future Admin

Joined: 16 Mar 2005 Posts: 5450 Location: Out Fishing
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Posted: 12 Jun 2007 09:23:02 am Post subject: |
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just as long as it is low key about what is in it. _________________ I am the eye of the river
>(<')
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Harq
Calculator Deity

Joined: 15 May 2006 Posts: 1857 Location: Elsewhere
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Posted: 12 Jun 2007 09:09:14 pm Post subject: |
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Oh god! Sudden and random inspiration through a warped mix of Ngame, Mario, and Fallup =P
Not very original, but I need something to keep my basic skillz at a reasonable level =P _________________ Any fool can use a computer. Many do.
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olav_nordmann
Member

Joined: 27 Apr 2007 Posts: 121
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Posted: 13 Jun 2007 06:34:58 am Post subject: |
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As I found info about on internet, it is different sights on where the limits or requirements between a platform game and other games. What is the absolute limits and requirements for the platform games in the contest  _________________
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rivereye

Future Admin

Joined: 16 Mar 2005 Posts: 5450 Location: Out Fishing
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Posted: 13 Jun 2007 08:57:53 am Post subject: |
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basically, if you jump from a platform to platform, and have side scrolling in some way, you should be good. _________________ I am the eye of the river
>(<')
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TheStorm

NOU!

Joined: 26 Mar 2007 Posts: 2375
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Posted: 13 Jun 2007 08:59:53 am Post subject: |
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Does vertical scrolling count cuz that is my current idea. _________________
"Always code as if the person who will maintain your code is a maniac serial killer that knows where you live" -Unknown
"If you've done something right no one will know that you've done anything at all" -Futurama
"Have a nice day, or not, the choice is yours." Tom Steiner
<Michael_V> or create a Borg collective and call it The 83+
<Michael_V> Lower your slide cases and prepare to be silent linked. Memory clears are futile. |
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rivereye

Future Admin

Joined: 16 Mar 2005 Posts: 5450 Location: Out Fishing
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Posted: 13 Jun 2007 09:08:03 am Post subject: |
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I would think so. _________________ I am the eye of the river
>(<')
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TheStorm

NOU!

Joined: 26 Mar 2007 Posts: 2375
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Posted: 13 Jun 2007 09:11:08 am Post subject: |
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Yeah virtical scrolling will be easier for me to do. _________________
"Always code as if the person who will maintain your code is a maniac serial killer that knows where you live" -Unknown
"If you've done something right no one will know that you've done anything at all" -Futurama
"Have a nice day, or not, the choice is yours." Tom Steiner
<Michael_V> or create a Borg collective and call it The 83+
<Michael_V> Lower your slide cases and prepare to be silent linked. Memory clears are futile. |
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Sting::Ray

Advanced Member

Joined: 29 May 2007 Posts: 285 Location: The lesser-known Area 52
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Posted: 13 Jun 2007 10:08:35 am Post subject: |
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Ooh, vertical scrolling; sounds cool!  _________________
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Tari

Systems Integrator

Joined: 03 Jul 2006 Posts: 2107 Location: Always-winter, Michigan
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Posted: 13 Jun 2007 10:32:10 am Post subject: |
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It is a cool idea (I know what it is). I was doing something similar to what he's doing, but I didn't want to spend hours and hours agonizing over a smooth-scrolling (on both axes), collision-detecting tilemapper, so I gave up the idea. _________________
Ask questions the smart way · タリ |
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rivereye

Future Admin

Joined: 16 Mar 2005 Posts: 5450 Location: Out Fishing
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Posted: 13 Jun 2007 02:14:36 pm Post subject: |
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ah, that sounds like a lot of fun though, ah well. _________________ I am the eye of the river
>(<')
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TheStorm

NOU!

Joined: 26 Mar 2007 Posts: 2375
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Posted: 13 Jun 2007 02:18:31 pm Post subject: |
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Well i actually changed my idea a little because the first one wasn't much of a game so I reworked it using an idea the Tari was going to use. _________________
"Always code as if the person who will maintain your code is a maniac serial killer that knows where you live" -Unknown
"If you've done something right no one will know that you've done anything at all" -Futurama
"Have a nice day, or not, the choice is yours." Tom Steiner
<Michael_V> or create a Borg collective and call it The 83+
<Michael_V> Lower your slide cases and prepare to be silent linked. Memory clears are futile. |
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