David, Thanks for the suggestion, but it didn't make any difference.
Gib > -----Original Message----- > From: David Thompson [mailto:[EMAIL PROTECTED] > Sent: Tuesday, September 18, 2001 2:33 AM > To: [email protected] > Subject: RE: [opendx-users] Clipping > > > Oops sorry, I got lost a little in all the previous messages. I bet > thought that the problem you may be seeing is due to the fact that > Image data comes in as connections based data. If you are > Rubbersheeting the TIFF, then this could be the problem. Try putting > a Post right after the ReadImage to change it to 'positions' > dependent data. > > David > > >David, > > > >Either I'm not following you or I haven't conveyed clearly > what I'm doing. > >The grid that I create has the same resolution as the TIFF. > My original > >message was slightly inaccurate - what I do is Construct a > grid (with dummy > >data) then use Replace twice to transfer its positions and > data to the TIFF > >field. The result of this is a regular field with colors, > in the same frame > >of reference as the elevation data, but with the TIFF > resolution. I then > >Map elevation data onto this field. The image at this point displays > >perfectly. The final step of RubberSheeting makes the image > go bad, but I > >found that simply adding an AmbientLight fixes it up. > > > >Just to be certain, I tried Refining the elevation data > before Mapping it, > >but this made no difference. > > > >If anyone is interested I could email a sample of the screwy image. > > > >Gib > > > -- > .............................................................. > ............... > David L. Thompson Visualization and Imagery > Solutions, Inc. > mailto:[EMAIL PROTECTED] 5515 Skyway Drive, > Missoula, MT 59804 > Phone : (406)257-8530 > NOTICE - This e-mail is only intended to be read by the named recipient. It may contain information which is confidential, proprietary or the subject of legal privilege. If you are not the intended recipient please notify the sender immediately and delete this e-mail. You may not use any information contained in it. Legal privilege is not waived because you have read this e-mail. For further information on the Beca Group of Companies, visit our web page http://www.beca.co.nz
