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From: Mike Horvath
Subject: Chromadepth
Date: 18 Jan 2016 00:25:16
Message: <569c773c@news.povray.org>
Here's my attempt at creating a ChromaDepth scene in POV-Ray. There is a 
3D effect when wearing the glasses, but it is not very pronounced due to 
the long distances involved. The colors are also not calibrated to the 
scene's coordinate system. I have no idea how to do that.


Mike


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Download 'l3p_datsville_townview_boxed_chromadepth_01.png' (1048 KB)

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l3p_datsville_townview_boxed_chromadepth_01.png


 

From: Mike Horvath
Subject: Re: Chromadepth
Date: 18 Jan 2016 23:50:00
Message: <569dc078@news.povray.org>
Here's a stereoscopic version, since I got my stereoscope in the mail 
this week. I used StereoPhoto Maker to assemble the image.

I am disappointed that:

1. The printed images are so small. If I print them larger, then they 
are out of focus due to the magnification of the lenses.
2. At small sizes, the printed images are not very crisp. Maybe taking 
the images to a photo lab will produce better results than my desktop 
printer.
3. The colors are much darker when printed than in the program preview.
4. I'm still not sure if I should make the cameras converge on a single 
point or not. I'm not sure which is better.
5. If I mess with the paper orientation in the printer dialog, then the 
images get cropped or misaligned in weird ways, wasting paper and ink. 
It's better to stick with the defaults I guess.
6. The program doesn't label the left and right source images, so I 
forget which is which. Because of this I don't know for sure whether the 
stereoscope uses the cross-eyed method or not.
7. I can't figure out how to resize the program window so that I can 
preview the images using the stereoscope before printing.

Otherwise, the experience was okay, and did not require a lot of 
preparation or configuration to get good results.


Mike


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Download 'datsville_townview_stereoscopic.png' (3105 KB)

Preview of image 'datsville_townview_stereoscopic.png'
datsville_townview_stereoscopic.png


 

From: Cousin Ricky
Subject: Re: Chromadepth
Date: 19 Jan 2016 09:05:01
Message: <web.569e415093e99f71566b73360@news.povray.org>
Mike Horvath <mik### [at] gmailcom> wrote:
> 6. The program doesn't label the left and right source images, so I
> forget which is which. Because of this I don't know for sure whether the
> stereoscope uses the cross-eyed method or not.

This image pair is definitely not cross-eyed.


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From: clipka
Subject: Re: Chromadepth
Date: 19 Jan 2016 11:11:01
Message: <569e6015$1@news.povray.org>
Am 19.01.2016 um 14:59 schrieb Cousin Ricky:
> Mike Horvath <mik### [at] gmailcom> wrote:
>> 6. The program doesn't label the left and right source images, so I
>> forget which is which. Because of this I don't know for sure whether the
>> stereoscope uses the cross-eyed method or not.
> 
> This image pair is definitely not cross-eyed.

I think it definitely is.


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From: Alain
Subject: Re: Chromadepth
Date: 19 Jan 2016 12:21:49
Message: <569e70ad@news.povray.org>
Le 16-01-18 23:49, Mike Horvath a écrit :
> Here's a stereoscopic version, since I got my stereoscope in the mail
> this week. I used StereoPhoto Maker to assemble the image.
>
> I am disappointed that:
>
> 1. The printed images are so small. If I print them larger, then they
> are out of focus due to the magnification of the lenses.
> 2. At small sizes, the printed images are not very crisp. Maybe taking
> the images to a photo lab will produce better results than my desktop
> printer.
> 3. The colors are much darker when printed than in the program preview.
> 4. I'm still not sure if I should make the cameras converge on a single
> point or not. I'm not sure which is better.
> 5. If I mess with the paper orientation in the printer dialog, then the
> images get cropped or misaligned in weird ways, wasting paper and ink.
> It's better to stick with the defaults I guess.
> 6. The program doesn't label the left and right source images, so I
> forget which is which. Because of this I don't know for sure whether the
> stereoscope uses the cross-eyed method or not.
> 7. I can't figure out how to resize the program window so that I can
> preview the images using the stereoscope before printing.
>
> Otherwise, the experience was okay, and did not require a lot of
> preparation or configuration to get good results.
>
>
> Mike

Parallel view. It print small so that it'spossible to view that way.
If you print larger, then, you'll need mirrors to compensate for the 
larger size.

Print using the highest DPI setting available. Home printers should be 
able to go up to 1400 DPI or more without problem.

Having convergence or not is dependent on the scale of the scene.
Converging for compact, close up images.
Non-converging for vast scenes like this one.

Flip the images and print at a larger size for cross-eyed view.



Alain

Alain


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From: Mike Horvath
Subject: Re: Chromadepth
Date: 19 Jan 2016 12:22:52
Message: <569e70ec$1@news.povray.org>
On 1/19/2016 11:11 AM, clipka wrote:
> Am 19.01.2016 um 14:59 schrieb Cousin Ricky:
>> Mike Horvath <mik### [at] gmailcom> wrote:
>>> 6. The program doesn't label the left and right source images, so I
>>> forget which is which. Because of this I don't know for sure whether the
>>> stereoscope uses the cross-eyed method or not.
>>
>> This image pair is definitely not cross-eyed.
>
> I think it definitely is.
>

Cousin Ricky is right. It is not.


Mike


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From: Mike Horvath
Subject: Re: Stereoscopic
Date: 19 Jan 2016 12:34:12
Message: <569e7394@news.povray.org>
Here's another image.


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Attachments:
Download 'l3p_building_031_carriagehouse_lgeo_stereoscopic_both.png' (808 KB)

Preview of image 'l3p_building_031_carriagehouse_lgeo_stereoscopic_both.png'
l3p_building_031_carriagehouse_lgeo_stereoscopic_both.png


 

From: clipka
Subject: Re: Chromadepth
Date: 19 Jan 2016 12:57:46
Message: <569e791a$1@news.povray.org>
Am 19.01.2016 um 18:22 schrieb Mike Horvath:
> On 1/19/2016 11:11 AM, clipka wrote:
>> Am 19.01.2016 um 14:59 schrieb Cousin Ricky:
>>> Mike Horvath <mik### [at] gmailcom> wrote:
>>>> 6. The program doesn't label the left and right source images, so I
>>>> forget which is which. Because of this I don't know for sure whether
>>>> the
>>>> stereoscope uses the cross-eyed method or not.
>>>
>>> This image pair is definitely not cross-eyed.
>>
>> I think it definitely is.
> 
> Cousin Ricky is right. It is not.

Took me another while of staring at the image, but yes, you're right indeed.


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From: Mike Horvath
Subject: Re: Chromadepth
Date: 19 Jan 2016 13:03:09
Message: <569e7a5d$1@news.povray.org>
On 1/19/2016 12:21 PM, Alain wrote:
> Having convergence or not is dependent on the scale of the scene.
> Converging for compact, close up images.
> Non-converging for vast scenes like this one.
>
> Flip the images and print at a larger size for cross-eyed view.

I tested both methods, and convergence definitely looks better. Even on 
my largish scene.


Mike


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From: Mike Horvath
Subject: Re: Chromadepth
Date: 19 Jan 2016 13:05:27
Message: <569e7ae7@news.povray.org>
Here is the same scene again, except the cameras converge.


Mike


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Attachments:
Download 'l3p_datsville_townview_boxed_stereoscopic_both.png' (2118 KB)

Preview of image 'l3p_datsville_townview_boxed_stereoscopic_both.png'
l3p_datsville_townview_boxed_stereoscopic_both.png


 

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