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GPS internals: Difference between revisions
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It is assumed the reader is familiar with using the GPS in flight, as detailed in the [[user's manual|GPS]]. | It is assumed the reader is familiar with using the GPS in flight, as detailed in the [[user's manual|GPS]]. | ||
The GPS is a work in progress - if you have problems with a feature, or think functionality is missing, don't work around the problem yourself, get in touch. It's far better to support a feature used by 50% of real-world devices, in the core code, than to duplicate it many times over. (Of course, if the feature is only found in | The GPS is a work in progress - if you have problems with a feature, or think functionality is missing, don't work around the problem yourself, get in touch. It's far better to support a feature used by 50% of real-world devices, in the core code, than to duplicate it many times over. (Of course, if the feature is only found in ''one'' real world device, it may not be added to the core code) | ||
==Concepts== | ==Concepts== | ||
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==Command List== | ==Command List== | ||
More commands can be added! | More commands can be added! Let James know what you want (and why) and it can probably be done. | ||
;leg | ;leg | ||
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;nearest | ;nearest | ||
: load the nearest waypoint (of a type) into the scratch. The following parameters are supported: | : load the nearest waypoint (of a type) into the scratch. The following parameters are supported: | ||
: | : ;max-results | ||
: | : : maximum number of nearby waypoints to load. Default is 1. | ||
: ; type | |||
: : a type string. 'any', 'all' or an empty value mean all types | |||
;search | ;search | ||
: load waypoints by matching ident or name. The following parameters are supported: | : load waypoints by matching ident or name. The following parameters are supported: | ||
: | : ;type | ||
: | : : as for 'nearest' | ||
: ;ident | |||
: : the string to search on | |||
: ; order-by-range | |||
: : a flag indicating if matches should be returned sorted by distance (the default) or alphabetically | |||
: ;exact | |||
: : a flag indicated if matches must be exact (true) or partial (false). In | |||
;next | ;next | ||