I figured it out, please see attached patch for the fix. On Sun, Jul 22, 2018 at 3:46 AM Andrew Lutsenko <[email protected]> wrote:
> I tried adding this in kicad.i > > #include <geometry/shape_line_chain.h> > %include <geometry/shape_line_chain.h> > > It compiles and SHAPE_LINE_CHAIN type shows up in pcbnew.py > > But I need VECTOR2I as well to get the actual coordinates. However > adding math/vector2d.h header in a similar way leads to following linking > error that I am not sure how to fix: > > D:/devtools/msys64/mingw64/bin/../lib/gcc/x86_64-w64-mingw32/7.3.0/../../../../x86_64-w64-mingw32/bin/ld.exe: > CMakeFiles/pcbnew_kiface.dir/objects.a(pcbnew_wrap.cxx.obj):pcbnew_wrap.cxx:(.rdata$.refptr._ZN7VECTOR2IiE10ECOORD_MINE[.refptr._ZN7VECTOR2IiE10ECOORD_MINE]+0x0): > undefined reference to `VECTOR2<int>::ECOORD_MIN' > D:/devtools/msys64/mingw64/bin/../lib/gcc/x86_64-w64-mingw32/7.3.0/../../../../x86_64-w64-mingw32/bin/ld.exe: > CMakeFiles/pcbnew_kiface.dir/objects.a(pcbnew_wrap.cxx.obj):pcbnew_wrap.cxx:(.rdata$.refptr._ZN7VECTOR2IiE10ECOORD_MAXE[.refptr._ZN7VECTOR2IiE10ECOORD_MAXE]+0x0): > undefined reference to `VECTOR2<int>::ECOORD_MAX' > > Can someone who understands swig help me figure this out? > > On Sat, Jul 21, 2018 at 12:36 PM Andrew Lutsenko <[email protected]> > wrote: > >> Hello Kicad team, >> >> I'm writing a pcbnew action plugin that needs to read footprint pad >> coordinates and shape. >> I had no trouble figuring out all shapes except for custom one. It is >> represented by SHAPE_POLY_SET which has a corresponding python type but to >> get actual vertex coordinates you have to either call one of Iterate() >> variants or get polygon outlines with Outline(). They both return objects >> (ITERATOR and SHAPE_LINE_CHAIN) that are pointers and have no useful >> attributes. As far as I understand they just don't have corresponding swig >> bindings so they are not exposed properly in python. >> >> Am I missing some obvious way to read custom pad polygon data in python? >> >> If not, what would it take to add that? >> >> I don't understand much about how swig configuration works but cursory >> glance at Kicad source suggests that there needs to be an import for >> shape_line_chain.h in common/swig/kicad.i, similar to shape_poly_set >> import. >> >> If you are curious about what the plugin does, here are some of it's >> results, generated from Kicad demos: >> http://plugindemo.bitballoon.com/1/ >> http://plugindemo.bitballoon.com/2/ >> http://plugindemo.bitballoon.com/3/ >> >> #2 above has a solder bridge with custom shape pads that are not >> rendered. >> Links are short lived. >> >> Regards, >> Andrew >> >
0001-Extend-swig-definitions-to-contain-SHAPE_LINE_CHAIN-.patch
Description: Binary data
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