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Re: problems with Z-Graphics-Buffer (?) [message #15809 is a reply to message #15735]

Fri, 11 June 1999 00:00

R.Bauer
Messages: 1424
Registered: November 1998

Senior Member

Harald von der Osten-Woldenburg wrote:

> Hallo,
>
> to store an image on the disc, I wrote:
>
> set_plot, ï¿½Zï¿½ & device, set_resolution=[2400,1800]
> vdo = tvrd()
> set_plot, ï¿½Xï¿½ & window, 2 , xsize = 2400, ysize = 1800 & tv, vdo
> ......
> d=tvrd(0,0,!d.x_vsize, !d.y_vsize, true=1)
> tiff_write,ï¿½topo.tifï¿½, reverse(d,3),1
> wdelete, 2
>
> The picture is - and should be - a black-white one, but the background
> in the TIFF-file is coloured (on the screen: white because of (tvlct,
> 255,255,255, !p.background)). Why??
>
> And: The resolution of the text (axis, title) is a very poor one. I
> thought if I set the resolution to [2400,1800] the picture and the text
> would be of excellent shape. The picture is, not the text. Why?? How
> could I manage this?
>
> Thank you very much for any hint
>
> Harald

I am missing something like:

tvlct,red,green,blue,/get
write_tif,file,image,red=red,blue=blue,green=green

Hope this helps a bit.

R.Bauer

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[Message index]

		problems with Z-Graphics-Buffer (?) By: Harald von der Osten- on Thu, 10 June 1999 00:00
		Re: problems with Z-Graphics-Buffer (?) By: Liam Gumley on Mon, 14 June 1999 00:00
		Re: problems with Z-Graphics-Buffer (?) By: Martin Schultz on Mon, 14 June 1999 00:00
		Re: problems with Z-Graphics-Buffer (?) By: Harald von der Osten- on Fri, 11 June 1999 00:00
		Re: problems with Z-Graphics-Buffer (?) By: R.Bauer on Fri, 11 June 1999 00:00
		Re: problems with Z-Graphics-Buffer (?) By: Harald von der Osten- on Tue, 15 June 1999 00:00

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