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Re: Animating Raster Images [message #4566] Thu, 08 June 1995 00:00
todd is currently offline  todd
Messages: 25
Registered: February 1994
Junior Member
In article <3r09rv$dqo@nlcnews.nlc.state.ne.us>, tskill@monarch.papillion.ne.us (Thomas Skill) writes:
|> Recently I have been having problems trying to 'animate' raster images in
|> PvWave. I have lets say 3 raster images on a stack and wish to flip
|> through them to give the illusion of animation. there is a problem
|> however with the colortables. since the colortables are different for
|> each image the table is loaded then the image is displayed and this is
|> done for each image. load the table then display first image. load
|> second table then display etc etc. the problem is the time it takes
|> between loading the colortable and displaying that image there is a small
|> flash so the animation is not smooth. does anyone know how to fix this
|> or why it happens??? Thank you very much.
|> --------
|> Thomas Skill
|> tskill@monarch.papillion.ne.us
|> AFGWC Offutt AFB, NE 68113


Thomas,

You could re-scale all your images to use the same color table, put them in a
3d array and use MOVIE, ie. moviedata=bytarr(xsize,ysize,nframes).
Or in WAVE there is also the WgAnimateTool procedure.
--

Todd Ratcliff
UCLA Dept. of Earth & Space Sciences
Room 2707 Geology Building
UCLA Box 951567
Los Angeles, CA 90095-1567 todd@artemis.ess.ucla.edu
(310)825-3118 http://artemis.ess.ucla.edu/~todd/home.html
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