Oh. So you already have a way to calculate AQI from the PM data? On Sun, Sep 27, 2020 at 5:46 PM John Kline <[email protected]> wrote:
> It’s already using XTypes for everything derived; so, not much to figure > out there. > > On Sep 27, 2020, at 5:42 PM, Tom Keffer <[email protected]> wrote: > > > Here's the wiki on XTypes > <https://github.com/weewx/weewx/wiki/WeeWX-V4-user-defined-types>. I > believe John has written an XTypes extension. Between the two of you, I'm > sure you can figure it out! > > -tk > > > On Sun, Sep 27, 2020 at 8:47 AM Graham Eddy <[email protected]> wrote: > >> i had not thought to put the collection of AQI calculations into an >> extension to StdWXCalculate >> >> i amend my suggested split of weewx-airlink to an ‘airlink’ data >> acquisition service providing PMx.x values, plus an ‘aqi’ extension to >> StdWXCalculate to convert PMx.x values to AQI-related values >> >> and yes, i’d be happy to code this extension (mainly by pinching john’s >> code) if john wanted to head that direction - i’ll have to code something >> similar/simpler for myself anyway if john doesn't want to go that way (i.e. >> separate ‘aqi’ (sub-)service) >> >> On 27 Sep 2020, at 10:28 pm, Tom Keffer <[email protected]> wrote: >> >> The "WeeWX way" is to emit what the hardware offers, then let >> StdWXCalculate determine whether to keep it or calculate a new value in >> software. >> >> Right now, it's fairly easy to extend StdWXCalculate to calculate new >> types via the XTypes facility. Gary and I are working on a version that >> will make it even easier. >> >> On Sat, Sep 26, 2020 at 10:30 PM Graham Eddy <[email protected]> >> wrote: >> >>> i was about to pinch john’s code for the AQI side of things - i get >>> PM2.5 values via gw1000 - when i see this new driver announced. (i have >>> found ecowitt’s purported 24 hour average values very unreliable - >>> drifting, random resets, etc - but the actual pm2.5 values seem fine → >>> derive the averaged values myself) >>> >>> can i suggest that acquiring PMx.x values and deriving AQI values be >>> kept as separate services? the AQI service would provide AQI xtype (mainly >>> for cheetah) and convert PMx.x values in weewx packets to equivalent AQI >>> values inserted into weewx packet (this is what i was going to implement). >>> design-wise this would also allow support of AQI values derived from >>> multiple pollution types (NO, etc) as well as abstracting the pollutant >>> monitors >>> >>> On 27 Sep 2020, at 1:43 pm, John Kline <[email protected]> wrote: >>> >>> Hi Rich, >>> >>> I’ve created the github project here: >>> https://github.com/chaunceygardiner/weewx-airlink >>> >>> I haven’t had any issues with the extension, but it’s not a priority for >>> me until more is known about the AirLink. >>> >>> Cheers, >>> John >>> >>> >>> >>> -- >>> You received this message because you are subscribed to the Google >>> Groups "weewx-user" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected]. >>> To view this discussion on the web visit >>> https://groups.google.com/d/msgid/weewx-user/1A05561B-6E18-4D13-B23C-7D3DCA5ADD69%40gmail.com >>> <https://groups.google.com/d/msgid/weewx-user/1A05561B-6E18-4D13-B23C-7D3DCA5ADD69%40gmail.com?utm_medium=email&utm_source=footer> >>> . >>> >> >> -- >> You received this message because you are subscribed to the Google Groups >> "weewx-user" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected]. >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/weewx-user/CAPq0zEATLW%2BWMaguZvAN0VULz%3DbyZWHUO8CHq6V%3DmVhG7nE-Sg%40mail.gmail.com >> <https://groups.google.com/d/msgid/weewx-user/CAPq0zEATLW%2BWMaguZvAN0VULz%3DbyZWHUO8CHq6V%3DmVhG7nE-Sg%40mail.gmail.com?utm_medium=email&utm_source=footer> >> . >> >> >> -- >> You received this message because you are subscribed to the Google Groups >> "weewx-user" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected]. >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/weewx-user/5A2D0839-5245-4DC3-9642-09F80D65BF71%40gmail.com >> <https://groups.google.com/d/msgid/weewx-user/5A2D0839-5245-4DC3-9642-09F80D65BF71%40gmail.com?utm_medium=email&utm_source=footer> >> . >> > -- > You received this message because you are subscribed to the Google Groups > "weewx-user" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/weewx-user/CAPq0zED545gSC6m9OtdheVy%2Becjm%3DecTuB%3DM%3DXAeLiwBSj%2B28w%40mail.gmail.com > <https://groups.google.com/d/msgid/weewx-user/CAPq0zED545gSC6m9OtdheVy%2Becjm%3DecTuB%3DM%3DXAeLiwBSj%2B28w%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > > -- > You received this message because you are subscribed to the Google Groups > "weewx-user" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/weewx-user/996EEDED-C846-4D73-B45B-60643A176FCA%40johnkline.com > <https://groups.google.com/d/msgid/weewx-user/996EEDED-C846-4D73-B45B-60643A176FCA%40johnkline.com?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "weewx-user" group. 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