comp.lang.idl-pvwave archive: archive » Re: PPM image from IDLgrBuffer: top-bottom order

Home » Public Forums » archive » Re: PPM image from IDLgrBuffer: top-bottom order

Show: Today's Messages :: Show Polls :: Message Navigator
E-mail to friend

Re: PPM image from IDLgrBuffer: top-bottom order [message #30404]

Thu, 25 April 2002 19:31

Sean Dettrick
Messages: 12
Registered: April 2002

Junior Member

Thanks David, Thanks Rick, much obliged.

I wrote a bash script to flip the PPM using
imagemagick convert -flip, but it's nicer to
do it all in IDL.

Cheers,
Sean

Rick Towler wrote:
>
> Depending on your hardware you might consider grabbing your images from your
> window instead of a buffer. Most of the newer mid to high end PC video
> adapters allow you to display anti-aliased output which is far superior to
> the output rendered in a buffer. Which makes me wonder if scenes rendered
> to a buffer are rendered via software?
>
> Just don't do anything with your machine while you are generating your
> images in this manner since anything parked in the window's space while you
> are "recording" will be grabbed.
>
> This should improve image quality, even if you are reducing to 8 bit flick
> files.
>
> -Rick

Report message to a moderator

[Message index]

		Re: PPM image from IDLgrBuffer: top-bottom order By: Sean Dettrick on Thu, 25 April 2002 19:31
		Re: PPM image from IDLgrBuffer: top-bottom order By: Rick Towler on Thu, 25 April 2002 13:30
		Re: PPM image from IDLgrBuffer: top-bottom order By: David Fanning on Wed, 24 April 2002 20:09

Previous Topic:	Re: Art and all that Jazz: her fig was strong, poor, and nibbles near the corner
Next Topic:	Same color: graph and errorbars

-=] Back to Top [=-

[ Syndicate this forum (XML) ] [

] [

]

Current Time: Wed Oct 08 19:37:08 PDT 2025

Total time taken to generate the page: 0.00433 seconds