And current algo. https://youtu.be/QSEZkmpLwvc
On Sat, May 20, 2017 at 1:49 PM, Heikki Pulkkinen <[email protected]> wrote: > Hi Tomasz, > > Just tested, sorry to say, that it was hard. Mouse wheel zoom and clicks > does not work at all.I am using Fedora 24. One notice is, that It is taking > so much processor time.Of course screen recorder is taking it's own part, > but even without it it is doing something all the time and taking 100% of > one processor time. I can only remove one via with my viastitching testing > board, and it seems to work same way as my tool so, connectivity seems to > work, but hard to say without another tests.And I am not going to say that > if it is working same way as my tool, it is the right way. If there is > possibility just pull from branch that is based current master branch and > only connectivity algo is changed, it would be good to see what happens > when it is rebased. > > Regards > > > Heikki > > https://youtu.be/tBiOYDFt5D0 > > > On Tue, Apr 25, 2017 at 6:23 PM, Tomasz Wlostowski < > [email protected]> wrote: > >> >> Hi all, >> >> I've pushed the branch [1] containing a rewrite of the pcbnew's >> connectivity algorithm. By this algorithm, I mean: >> - computing the ratsnest and checking if all connections are complete >> - propagating net codes from the pads to the tracks/vias >> - removing unconnected copper islands in zones >> >> Compared to the old algorithm, it introduces several new >> features/improvements: >> - no limitations in via/zone connections - you can have loose (stitching >> vias), overlapping copper zones or zones connecting pads/vias without >> direct track connections. >> - items no longer loose their nets when not connected to any pad. >> connecting to a new pad causes automatic net code propagation. >> - the algorithm makes zero assumptions about connectivity of the items, >> vias in particular. This removes another obstacle importing designs from >> other tools (neither Eagle nor Altium make difference between stitching >> and 'ordinary' vias). >> - ratsnest can be calculated between any sort of copper items (not only >> pads). This is a must-have if we want to have copper arcs or arbitrary >> copper shapes in the future. >> - show local ratsnest works for the GAL >> - marking missing connections between overlapping objects on different >> layers >> - free via placement tool >> >> The branch also contains a bit of refactoring of the base pcbnew code: >> - hidden DLISTS behind iterators. Now you can use ordinary C++11 range >> based for to iterate over board's primitives. This is the first step >> towards cleanin up the storage model. >> >> As with all new stuff, there are some still some issues to sort out: >> - the legacy autorouter is currently disabled, as it relies a lot on the >> old connectivity algorithm's data model. We're working to migrate it to >> the new one alongside porting it to the GAL canvas. >> - there's no automated via stitching tool yet. I'm waiting to review >> Heikki's patches for the automagic via stitcher. >> - the message panel does no longer show the 'links' and 'nodes' counters >> as the new ratsnest has no direct counterpart for these. Is there any >> purpose for these counters other than diagnostics/debug? >> - some code formatting/cleanup may still be necessary >> >> @Heikki - once again, the sooner you'll publish your entire via >> stitching code, the higher the chance you'll get it integrated in Kicad. >> We can help with that. >> >> I encourage you to check out the branch, build it and test with your >> designs. In particular, if you tried zone stitching with single-pad >> components, try replacing them with vias and check if the board >> connectivity is correctly resolved and there are no DRC errors. >> >> I'll send some boards demonstrating the new features soon. >> >> Your feedback will be greatly appreciated! >> >> Cheers, >> Tom >> >> [1] https://github.com/twlostow/kicad-dev/tree/tom-connectivity-apr24 >> >> PS. The final branch will also support per-net rat line visibility and >> colors as a bonus ;-) >> >> _______________________________________________ >> Mailing list: https://launchpad.net/~kicad-developers >> Post to : [email protected] >> Unsubscribe : https://launchpad.net/~kicad-developers >> More help : https://help.launchpad.net/ListHelp >> > >
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