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P3D Pure Anaglyph Definition
- From: Andreas Petersik <A.Petersik@xxxxxxxx>
- Subject: P3D Pure Anaglyph Definition
- Date: Fri, 11 Jun 1999 08:05:25 +0100
Normally one could forget the Pure Anaglyphs.
Gray Anaglyphs are better in every case!
So you could ask: Why are Pure Anaglyphs used?
I guess since they are the most simple ones! Another reason
may be that not many people know how to generate
Gray Red-Green, Gray Red-Blue and Color Red-Green,
Color Red-Blue Anaglyphs.
The following two kinds of Pure Anaglyphs are possible:
Red-Green:
L image grayscale --> R channel of anaglyph
R image grayscale --> G channel of anaglyph
B channel of anaglyph is always zero. That is the reason why these
anaglyps are so yellow!
Red-Blue:
L image grayscale --> R channel of anaglyph
R image grayscale --> B channel of anaglyph
G channel of anaglyph is always zero. That is the reason why these
anaglyps are so purple!
A Red-Cyan Pure Anaglyph is not possible, as it is the same as
the Gray Red-Cyan Anaglyph!
When I developed Stereoscope Applet my biggest problem was to
implement the algorithms for Gray Red-Green, Gray Red-Blue,
Color Red-Green and Color Red-Blue. If I remember it correctly
these modes are implemented wrong in DepthCharge.
--
Andreas Petersik
A.Petersik@xxxxxxxx
http://www.tu-bs.de/~y0000828
Stereoscopic Visions on the Internet:
http://www.tu-bs.de/~y0000828/3d/Gallery/gallery.html
Stereoskopische Visionen im Internet:
http://www.tu-bs.de/~y0000828/3d/Gallery/gallery_de.html
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