[Xastir] Rainfall

[Ray Wells]

Success.

I'm now displaying 24 hour rainfall in mm to one decimal place in the 
place previously occupied by humidity.

Ray vk2tv

On 25/10/10 16:30, Ray Wells wrote:
> Ok, I was on the right track with my alteration to db.c and, my 
> weather stations now display rainfall instead of humidity - R:2.0mm.
>
> I now have to figure out why the reading is about 4 times actual 
> rainfall.
>
> Back to the drawing board.
>
> Ray vk2tv
>
> On 25/10/10 08:46, Ray Wells wrote:
>> Dave/All,
>>
>> wview is not suited to my need to display 8 wx stations on a regional 
>> map.
>>
>>
>> I've been poking around in db.c an found what appears to be the code 
>> to display Humidity. The variable wx_prec_24 appears to be daily 
>> rainfall so, substituting for wx_hum and, converting to mm (on the 
>> assumption that imperial is used), I end up with the following from 
>> line 2825 in db.c
>>
>>  if (!Display_.temperature_only) {
>>             if (strlen(weather->wx_prec_24) > 0) {
>>                 xastir_snprintf(wx_tm, sizeof(wx_tm), "R:%.1fmm", 
>> atof(weather->wx_prec_24)*25.4);
>>                 strncat(temp_wx_temp,
>>                     wx_tm,
>>                     sizeof(temp_wx_temp) - 1 - strlen(temp_wx_temp));
>>             }
>>
>> Would anybody care to comment about this proposed alteration to db.c 
>> to display 24 hour Rain (R) in lieu of Humidity?
>>
>> Ray vk2tv
>>
>> On 25/10/10 03:23, Ray Wells wrote:
>>> Dave,
>>>
>>> Thanks for the thought.
>>>
>>> It's currently 3 am and I'm not in thinking mode. I will take a look 
>>> at wview at a sensible hour.
>>>
>>> Yes, I do run Linux - Mint 9 KDE on a couple of machines at home and 
>>> Debian v4.0 at the radio station and for my aprs gateway at home. V4 
>>> is a bit old but it isn't broken.
>>>
>>> Ray vk2tv
>>>
>>> On 25/10/10 01:47, David A Aitcheson wrote:
>>>> Ray,
>>>>
>>>> Most of the work may be done for you already!
>>>>
>>>> Have a look at http://www.linuxjournal.com/article/10782
>>>>
>>>> If you are running Xastir then you are running Linux and wview is a
>>>> Linux program.
>>>>
>>>> Wview reads CWOP data here in the US so it should be able to read BM
>>>> data in AUS.
>>>>
>>>> Just a suggestion that might be of use.
>>>>
>>>> Anyone else have a better idea?
>>>>
>>>> 73
>>>> Dave
>>>> KB3EFS
>>>>
>>>> On 10/24/2010 01:55 AM, Ray Wells wrote:
>>>>> I'm after some direction.
>>>>>
>>>>> I run xastir in the studio at the local community (public) radio
>>>>> station, to provide weather details at regional airports. Xastir runs
>>>>> under the stations AR Club callsign of VK2WET. Look here to find out
>>>>> why it's VK2WET - www.tankfm.org
>>>>>
>>>>> I'd like to be able to display total daily rainfall, as available at
>>>>> the airport sites from our Bureau of Meteorology either, in addition
>>>>> to the existing displayed items or, as a replacement for humidity. 
>>>>> I'm
>>>>> not a programmer but I'm not adverse to 'having a go" if some kind
>>>>> soul can point me in the right direction.
>>>>>
>>>>> Ray vk2tv
>>>
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>>>
>>
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