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fisheye-foto on a hemisphere

Q and A about functionality and how to solve a special task for your application.

Moderator: Support

stephan
Posts: 121
Joined: 08 Jun 2012, 09:06
Location: Hamburg
Contact:

Re: fisheye-foto on a hemisphere

Post by stephan » 16 Jan 2014, 11:32

:D
thanks a lot for spending your time and help Karol!
Yes, Paul Bourke is a great dome specialist ...

Stephan

dondi
Posts: 19
Joined: 08 Mar 2013, 22:11

Re: fisheye-foto on a hemisphere

Post by dondi » 04 Jun 2015, 18:06

Stephan,
Were you ever able to find a solution to your problem? Would be interested to see what you came up with.

-- Dondi

stephan
Posts: 121
Joined: 08 Jun 2012, 09:06
Location: Hamburg
Contact:

Re: fisheye-foto on a hemisphere

Post by stephan » 05 Jun 2015, 06:46

Hi Dondi,

unfortunately no success. So we decided to create a non-interactive standard video.
Tools: AEFX + Navegar-plugin.
(won two gold awards :D s )

Greets, Stephan

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lerou
Posts: 345
Joined: 06 Sep 2013, 07:14
Location: Hamburg, Germany

Re: fisheye-foto on a hemisphere

Post by lerou » 05 Jun 2015, 08:35

Hi,

as already pointed out, you need a special geometry for that with the correct UVs.

Also the mapping must match your fisheye effect as fisheye is a pretty general word - it mostly means catching an unusually high angle.

A special case is a hemisphere map, where you have an angle of 180°. That is easy to map. I've attached an example for that special case.

With your sample picture it won't look perfect. With a hemispherical map it does. You could fetch such an image from the web to try it in the attached scene. For instance this picture.

cheers,
rou
Attachments
hemisphere.vza
(363.73 KiB) Downloaded 232 times
hemisphere.jpg

stephan
Posts: 121
Joined: 08 Jun 2012, 09:06
Location: Hamburg
Contact:

Re: fisheye-foto on a hemisphere

Post by stephan » 05 Jun 2015, 12:20

job is done, nevertheless I will test it.
Thanks a lot :D
Stephan

User avatar
lerou
Posts: 345
Joined: 06 Sep 2013, 07:14
Location: Hamburg, Germany

Re: fisheye-foto on a hemisphere

Post by lerou » 05 Jun 2015, 19:11

there's always the next job...

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