On 8/2/2016 2:08 PM, Chris Pavlina wrote: > On Tue, Aug 02, 2016 at 02:01:23PM -0400, Wayne Stambaugh wrote: >> [snip] >> >> You are correct. A symbol (power or otherwise) is not a component. It >> is a symbolic representation of a component or anything else that needs >> to represented that is useful when designing PCBs. > > ...except that it is a SCH_COMPONENT. If we're going to emphasize that > symbols and components are not the same thing, we should probably > clarify that the codebase calls them incorrectly ;)
..and libraries use LIB_PART just to make things more confusing. I'll have to give symbol types some serious thought to make sure they are easy to extend without making a mess of the code to handle them and the file formatting. > > >> ... Power symbols are >> useful for ERC. What about net ties? There is no component involved >> with a net-tie yet it has a footprint that represents the user's desired >> connection pattern in a PCB. I've seen other EDA products allow for >> virtual (in BOM but not in netlist) symbols for creating BOMs that >> include hardware that are not directly part of the PCB. Sure, we could >> represent each of those objects differently both internally and what we >> present to the user but they are all so similar in scope that the symbol >> concept makes sense. If we want to present these "special" symbols to >> the user as something else, I'm fine with that but I'm not sure how >> useful that is but internally they can still be represented as symbols. >> >>> >>> It really is (or at least should be) nothing more than a specialized global >>> net label. >>> >>> -a >> >> _______________________________________________ >> Mailing list: https://launchpad.net/~kicad-developers >> Post to : [email protected] >> Unsubscribe : https://launchpad.net/~kicad-developers >> More help : https://help.launchpad.net/ListHelp _______________________________________________ Mailing list: https://launchpad.net/~kicad-developers Post to : [email protected] Unsubscribe : https://launchpad.net/~kicad-developers More help : https://help.launchpad.net/ListHelp
