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- Path: troll.powertech.no!usenet
- From: torgeirh@powertech.no (Torgeir Holm)
- Newsgroups: comp.sys.amiga.graphics
- Subject: Re: LightWave and Z buffers.
- Date: 1 Apr 1996 22:36:44 GMT
- Organization: PowerTech Internet
- Message-ID: <974.6665T1385T373@powertech.no>
- References: <430.6656T1399T1268@mbox.vol.it> <4j3mp8$q44@hell.team17.com>
- NNTP-Posting-Host: port-205.ppp.powertech.no
- X-Newsreader: THOR 2.22 (Amiga;TCP/IP)
-
- On 24-Mar-96 14:37:55, Stefan Boberg wrote:
-
- >>Well, I need the Z coordinate of every pixel of the picture that the
- >>RayTracer renders for me.
-
- > You want depth-maps.
-
- >>I know that any RayTracer "knows" this information, but is there any program
- >>so wise to allow this output too?
-
- > Well... Alias PowerAnimator V7 is what I use, but if you don't feel
- >like selling your house or whatever to buy a decent SGI to go with
- >that, I believe there is a plug-in for LightWave now that outputs
- >depth-maps. Not sure about the format though - Alias outputs an array
- >of floats, which is quite handy. I would guess the LW plugin does the
- >same.
-
- > Other than that, I know of no cheap raytracer that supports
- >depth-map output, which is kind of strange since it's a very useful
- >feature.
-
- Imagine (v3.0 - upwards) has a texture called z-buffer, which you can use to
- create a grayscale depth map of your scene... Great for adding things like fog
- in post processing.
-
-
- --
- Torge!r
-
-