[daip] tvcps

[Farhad Zadeh]

Hi Amy,
Thanks for the helpful message. I agree changing
LPEN is most  useful for BW pictures. It looks like
that I still need to have both black and white crosses drawn
for every position by editing the ps file, It would be nice if there is 
such an option in aips.
Cheers,
Farhad

On Fri, 7 Dec 2007, Amy Mioduszewski wrote:

> Hey Farad,
>
> Eric is not here today.  There are a couple possibilities in  GREYS that 
> might make a stars more obvious, you could increase their size with STFACTOR, 
> or you could try setting DODARK and DARKLINE to see if you can change their 
> color.  The other option, is to make a plot file and print it out with LWPLA. 
> With LWPLA you can control the line width (LPEN) and the color of stars 
> (DOCOLOR & PLCOLORS).  The LWPLA method is my personal choice since it gives 
> you more control (i.e., you can change the color of the star to anything you 
> want).
>
> Amy
>
> Farhad Zadeh wrote:
>> Hi Eric,
>> Sorry to both you again but I have been
>> having some trouble with placing crosses on
>> high dynamic gryescale images using greys with a starfile. The crosses read 
>> from
>> the star file are  white when the background
>> is white and vice versa. However, I still can't see
>> some of the crosses (black cross on a not-so-black background and vice 
>> versa).
>> What parameter in greys would help me to get the crosses seen better with 
>> varying background?. I have
>> tried a couple of things but have not worked out yet.
>> 
>> 
>> figures with
>> 
>> On Wed, 5 Dec 2007, Eric Greisen wrote:
>> 
>>> Farhad Zadeh writes:
>>> 
>>>> One is related to labeling the
>>>> figure, I can not include the coordinates when I read the
>>>> file off the disk. I'd really like to have the coordinates labeled.
>>>> This is one of the nice things about making figures in aips.
>>>    Tasks KNTR, GREYS, PCNTR can all make large grey-scale plot files
>>> with full labeling.  Then LWPLA can make PS files.  TVCPS is really
>>> for copying the TV contents where the labeling was done by TVLAB - but
>>> if one copied the graphics plane it would not align with the full
>>> image and would be in error.
>>> 
>>>> The other question is that a ps file is made from
>>>> a 14kby5k image but I can not display the ps file  with ghostview  or
>>>> whatever other programs that are available.
>>>> When I use txin 2; tyin 2, then the file can be read OK.
>>>> Is there a limit in which a file can be read outside aips?
>>> I know nothing about limits outside AIPS - I suspect that the 14K is
>>> way too much for some things.  There is no way that it can be printed
>>> either on regular paper.  11 inches times 600 dots/inc means only 1/2
>>> dot per pixel which is of little use.
>>> 
>>> Eric Greisen
>>> 
>> 
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>