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Re: 3d-polar [message #17570 is a reply to message #17428]

Thu, 28 October 1999 00:00

David Miller
Messages: 7
Registered: October 1999

Junior Member

Any hints on how to set up the 3-D cone polygon? Don't I need vertices in
order to overlay an image?

Thanks,
Dave

David Fanning <davidf@dfanning.com> wrote in message
news:MPG.1281cb243322e5c7989920@news.frii.com...
> David Miller (millerdo@erols.com) writes:
>
>> I have a dataset collected using a scanning lidar (laser radar) looking
up
>> from the ground. The scan is conical. The data is in a 2-D array
(x-time,
>> y-range) and I want to 'overlay' the data on a 3-D cone to show how the
data
>> is in reality.
>>
>> Any suggestions on how to do this (using IDL of course)?
>
> I think I would do this in object graphics by creating
> the 3D cone as a polygon object. You could easily
> (one command) drape the 2D array onto the polygon
> object as a texture map. With object graphics you
> will have the added capability of rotating the
> object interactively in 3D space.
>
> Cheers,
>
> David
>
> --
> David Fanning, Ph.D.
> Fanning Software Consulting
> Phone: 970-221-0438 E-Mail: davidf@dfanning.com
> Coyote's Guide to IDL Programming: http://www.dfanning.com/
> Toll-Free IDL Book Orders: 1-888-461-0155

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[Message index]

		3d-polar By: David Miller on Wed, 27 October 1999 00:00
		Re: 3d-polar By: David Miller on Thu, 28 October 1999 00:00
		Re: 3d-polar By: ronn on Thu, 28 October 1999 00:00
		Re: 3d-polar By: davidf on Thu, 28 October 1999 00:00

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