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From: PeterC
Subject: (~33k) povray image processing - pic_to_bgr.jpg (1/1)
Date: 30 Nov 2001 21:53:22
Message: <3c084664.2488974@localhost>
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Here I used the new function erm, function in povray
3.5 to take an input image map and process it, generating
greyscale, sepia tone, negative, weirded out, etc. versions
of it.
Source in povray.text.scene-files.
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Attachments:
Download 'pic_to_bgr.jpg' (32 KB)
Preview of image 'pic_to_bgr.jpg'
![pic_to_bgr.jpg](/povray.binaries.images/attachment/%3C3c084664.2488974%40localhost%3E/pic_to_bgr.jpg?ttop=443840&toff=10050&preview=1)
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From: blessing
Subject: Re: (~33k) povray image processing - pic_to_bgr.jpg (1/1)
Date: 30 Nov 2001 22:22:45
Message: <3c084d05$1@news.povray.org>
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interesting!
G
<Pet### [at] nym alias net almost> wrote in message
news:3c084664.2488974@localhost...
> Here I used the new function erm, function in povray
> 3.5 to take an input image map and process it, generating
> greyscale, sepia tone, negative, weirded out, etc. versions
> of it.
> Source in povray.text.scene-files.
>
>
>
>
Post a reply to this message
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On Sat, 01 Dec 2001 02:56:26 GMT, Pet### [at] nym alias net almost wrote:
> Here I used the new function erm, function in povray
> 3.5 to take an input image map and process it, generating
> greyscale, sepia tone, negative, weirded out, etc. versions
> of it.
> Source in povray.text.scene-files.
And, for those who haven't seen it because they don't read p.t.s-f,
there's a more complex example of the same thing under the subject
"halftones" in the same group.
--
#macro R(L P)sphere{L F}cylinder{L P F}#end#macro P(V)merge{R(z+a z)R(-z a-z)R(a
-z-z-z a+z)torus{1F clipped_by{plane{a 0}}}translate V}#end#macro Z(a F T)merge{
P(z+a)P(z-a)R(-z-z-x a)pigment{rgbt 1}hollow interior{media{emission T}}finish{
reflection.1}}#end Z(-x-x.2y)Z(-x-x.4x)camera{location z*-10rotate x*90}
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