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lakcaj lakcaj is offline
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<edited - camera/resolution rule>
<edited - added rapid share source - click on the free download>
<edit - more sources for download added>
<edit - clarity of source of original scene>

*******
To be clear, this scene is not an original idea by me. Here is a link to the scene which I based mine off of. However, the .blend provided there is not that great for blender, so I did my best to reproduce it. Hopefully there is no confusion

http://www.3dallusions.com/forums/sh...5181#post15181

**********

Hey,


Well, after playing with a number of different renderers trying to create a realistic interior scene, I got the idea to model a scene and let each renderer show their stuff via a renderer challenge.

I've created a blender scene, complete with uv-mapped floor and paintings. The scene is fairly basic to keep the emphasis on lighting/rendering. With all the new renderers coming out of the woodwork, I think this is a great opportunity to compare/contrast the strenghts and weaknesses of each, including blender internal and yafray of course

So, here are the basic guidelines:

1. The basic color scheme of the room should stay close to what it is. Adding nicer materials and bump/nor maps is fine, or slightly changing some colors to increase contrast is ok too. However, the "feel" of the room should remain unchanged for easy comparison between the different renders.

2. Post-pro should be kept to a minimum. We want to see what the renderer is capable of, not the Gimp/Photoshop.

3. You should maintain the same camera angle as is in the .blend file. This is very close to the vray render, and will keep consistency in the render.

4. Render size of 800x600 (let me know if you think this should be 1024x768)

5. Include details about the render, including light rig, render times, post pro done (if any), etc. The purpose of this challenge is for everyone to learn from each other, so let's not keep any secrets.

6. Time limit - none as of right now, but I think 2 weeks is a good target to keep things active.

Well, enough talk, here is a link to the scene, which includes the floor texture and the 3 painting textures. It also contains an image of the vray render I based the scene off of. I think the vray render is a great example of what we should be trying to achieve.

http://www.seyanim.com/niel/niel2/up...rchallenge.zip
http://www.sammyg.us/upload/data/renderchallenge.zip
http://rapidshare.de/files/15171401/...lenge.zip.html

* for the rapid share source, click on the "Free" button and then wait for the counter to count down, enter the characters in the text box (to stop bots) and then click on download from the source it chose

Here's a link to the vray render for those interested in what the scene looks like (mine is an imitation of this scene):

http://x10.putfile.com/3/6713224267.jpg

If you need a place to upload images, you can use this site (thanks!):

http://h4x.snipanet.com/blender/index.php

Well, I think that is about it. Good luck and good rendering!

PS - If a mod would like to move this to the "contests" forum, that would be greatly appreciated
#1   Old 10-Mar-06, 07:23   
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jendrzych jendrzych is offline
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i think defining bligatory image size: 800/600; 1027/768 or sth like that, would be helpfull for conclusive comparsions
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pixel-sized blog - Blender icons breeding ground
#2   Old 10-Mar-06, 10:05   
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Something along the lines of this but with a different/better scene?
#3   Old 10-Mar-06, 10:13   
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Hey i had an idea like this, but i was going to do it all myself and put it all in an article and submit to the CJ or something. When i went to look at doing this i was going to use Yafray, Sunflow, Indigo, Pov-Ray etc... but i had too many troubles trying to get indigo to work, and to get a decent result from sunflow. So i gave up. Glad to see you had the same great idea
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#4   Old 10-Mar-06, 12:01   
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Good, but I can not download the file . . band width problem. and an other thing we have to be clear about everyone use the same camera properties and resolution as jendrzych said.

Un Saludo
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Blender to mentalray (R)
#5   Old 10-Mar-06, 14:05   
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fpsunflower fpsunflower is offline
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Great idea. But same problem here, the website you posted the scenes to exceed its bandwidth limit.
#6   Old 10-Mar-06, 14:35   
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Hi everyone!
Send me the file to madnux(at)hotmail(dot)com

I will try to put this on Niel.

Cya!
#7   Old 10-Mar-06, 15:30   
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lakcaj lakcaj is offline
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Quote:
Originally Posted by madman
Hi everyone!
Send me the file to madnux(at)hotmail(dot)com

I will try to put this on Niel.

Cya!

Sent! and a thanks for providing more hosting. Once you get it up somewhere, let me know and I'll update the first post with another source of the .blend and textures.
#8   Old 10-Mar-06, 15:42   
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Way don’t you post it here http://rapidshare.de/
It is free and you can upload up to 100 mb 8)
#9   Old 10-Mar-06, 17:48   
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could somebody post *.zip somewhere else, link above doesn't work...
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#10   Old 10-Mar-06, 18:04   
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lakcaj lakcaj is offline
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Quote:
Originally Posted by patricks
Way don’t you post it here http://rapidshare.de/
It is free and you can upload up to 100 mb 8)
Ok, rapid share zip file available, and first post updated. Could still use another host or two to take the load off of the original host.
#11   Old 10-Mar-06, 18:05   
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Hi lakcaj
I think I found an error in your model. The last mirror ball holder is off. Is this intentionally, it don’t look like?! :-?
#12   Old 10-Mar-06, 20:53   
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grzybu grzybu is offline
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Here is my Kerkythea try:

Rendering time: 2 hours on Athlon 2400
There are some artifacts but I will render this later with higher settings but I think it's quite good as for two hour rendering.
............................................
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Regards
Grzegorz Rakoczy
#13   Old 10-Mar-06, 23:05   
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sorry i'm late!
i can't saw the mail in all day.

This the link hosted in Niel :

FILE HERE!!!
#14   Old 11-Mar-06, 01:49   
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If you guys need to host that file on a better server, use this.

http://www.sammyg.us/upload/

This is sh33p's site, so next time you see him, don't forget to say thanks!

I'm interested in this. I'll see what kinda stuff I can do.
#15   Old 11-Mar-06, 02:29   
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lakcaj lakcaj is offline
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<editted because I suck at the povray>

Quote:
Originally Posted by patricks
Hi lakcaj
I think I found an error in your model. The last mirror ball holder is off. Is this intentionally, it don’t look like?! :-?
heheh - no, not intentional. I was so tired when I decided to get this challenge started that I'm surprised I uploaded the right file at all


Well, here's a povray render I did:

render time: 30 minutes (was 4 hrs 50 mins)
radiosity setting: IndoorLQ (was IndoorHQ)
lighting: one point light and one area light outside the window, with a light yellow/orange (changed from light blue) background color for the radiosity - just changed the area light to have higher samples (thanks to RCRuiz in another thread)
changed: changed the black to dark grey and added a slight raymirror to bring out the definition in the chairs and coffee table. I also lowered all the material ambient settings to 0.0 for the radiosity, and increased the AA settings. I also removed "shadowless" for the lamp.

Some post pro done with gimp to adjust levels and increase saturation a bit.

#16   Old 11-Mar-06, 03:48   
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PovRay (all from belnder with blend2pov)

render time 38 min in a in a HP Pavilion intel celeron 1.3 Ghz 384 MB Ram windows XP with 2 lamps a sun (energy 1) outside and an areas ligth (dist 0.8 energy 0.9) in the window with shadow both, osa 16 gama 1.2, default ambient intensitie for materials 0.25,radiosity setting 2Bounces

Edited . . model by Branko a.k.a. 'd.sign'. sorry for the delay on this credit




Un Saludo
............................................
Blend2Pov for test
Blender to mentalray (R)
#17   Old 11-Mar-06, 13:02   
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TheAllusionist TheAllusionist is offline
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I usually don't say much on these types of issues and if I am wrong here I fully apologise, but to me a very generous artist who I believe created this scene and donated it to a similar challenge in the recent past does not seem to get any credit for their work. I think Mr. Branko may deserve some credit, but you may judge for yourselves:

http://www.3dallusions.com/forums/sh...5181#post15181

Once again I apologise if I am wrong on this issue. Great to see the different renderings
#18   Old 11-Mar-06, 19:39   
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lakcaj lakcaj is offline
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<edit>
I guess I wasn't really clear in my first post. When I was discussing this on irc, I posted a link to the original scene and kept stating that I was simply trying to reproduce it as best i could... I'll update the first post to be more clear
</edit>

Quote:
Originally Posted by lakcaj
Here's a link to the vray render for those interested in what the scene looks like (mine is an imitation of this scene):

http://x10.putfile.com/3/6713224267.jpg
Quote:
Originally Posted by TheAllusionist
I usually don't say much on these types of issues and if I am wrong here I fully apologise, but to me a very generous artist who I believe created this scene and donated it to a similar challenge in the recent past does not seem to get any credit for their work. I think Mr. Branko may deserve some credit, but you may judge for yourselves:

http://www.3dallusions.com/forums/sh...5181#post15181

Once again I apologise if I am wrong on this issue. Great to see the different renderings
#19   Old 12-Mar-06, 03:58   
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where are the yafray and sunflow users?
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#20   Old 13-Mar-06, 20:50   
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