Re: photgraphs and obtain 3d images.

Hi Guys...

There is some software that will do this... Look at:
http://www.photomodeler.com/


Paul

--- In CAD_CAM_EDM_DRO@y..., "Ian W. Wright" <Ian@i...> wrote:
> Hi Andrew,
>
> I seem to remember there was a chap at the local university doing
something
> like this with even simpler equipment. From what I remember he
shone a
> normal desk lamp on the original 3d object and pointed a video
camera at it
> as well - at an angle to it. Then he waved a pencil between the
lamp and the
> object and somehow captured the video image on a computer in such a
way that
> it processed the image as the shadow of the pencil revealed the
contour of
> each part of the surface as it passed across it, and reassembed
this into a
> usable 3D drawing form.
>
> Best wishes,
> Ian
> --
>
> Ian W. Wright
> Sheffield, UK
>
>
> The following added for automatic email harvesters!
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>
> ----- Original Message -----
> From: "Andrew Werby" <drewid@a...>
> To: <CAD_CAM_EDM_DRO@y...>
> Sent: Wednesday, September 18, 2002 11:00 AM
> Subject: [CAD_CAM_EDM_DRO] Re: photgraphs and obtain 3d images.
>
>
> > Message: 17
> > Date: Wed, 18 Sep 2002 09:16:34 -0700
> > From: "Harrison Scofield" <sisyphus@u...>
> > Subject: Re: photgraphs and obtain 3d images.
> >
> >
> > Yasu-san,
> >
> > I am only a mathematician but I don't see how it would be
possible to
> > digitize a standard two-dimensional photograph to create a
> > three-dimensional image. But, if someone know of such a product,
I too
> > would be very interested in it.
> >
> > [It is possible to do this, but the results are not going to be a
very
> > accurate representation of the 3d object the photo started with.
These
> > programs use "heightfield" algorithms to assign a height to each
pixel in
> > the photo based on its place on a dark/light scale. Then these
height
> points
> > are used to generate a mesh. One program