Hi Andreas, You might be missing VIEW::Update() [1] call to invalidate a VIEW_ITEM after it has been modified. If it does not help, I will have a look at the code.
Cheers, orson 1. http://ci.kicad-pcb.org/job/kicad-doxygen/ws/Documentation/doxygen/html/classKIGFX_1_1VIEW.html#af8f6652fbafaf7ed08281ee9311e7857 On 12/21/2017 01:02 PM, Andreas Buhr wrote: > Hi, > > could you maybe help me finding the right redraw or refresh or whatever > function? I can draw everything, but I see my polygons only after I > switched the canvas once (Cairo->OpenGL or vice versa). So my workflow > at the moment is: 1. Open pcbnew, 2. switch the canvas, 3. then work > normally. > > I followed the structure of RATSNEST and added a layer "LAYER_SI_MESH" > (like "LAYER_RATSNEST"). > > https://github.com/andreasbuhr/kicad/blob/e9695ce2f735d660771e342c4538ad707e97aa16/include/layers_id_colors_and_visibility.h#L205 > > > I then added a "SI_MESH_VIEWITEM" (like "RATSNEST_VIEWITEM") which has a > "ViewDraw" function, wherein I draw the polygons on the GAL. > > https://github.com/andreasbuhr/kicad/blob/e9695ce2f735d660771e342c4538ad707e97aa16/pcbnew/si_mesh_viewitem.cpp#L54 > > > In PCB_DRAW_PANEL_GAL::DisplayBoard( BOARD* aBoard ), I added the > SI_MESH_VIEWITEM > > https://github.com/andreasbuhr/kicad/blob/e9695ce2f735d660771e342c4538ad707e97aa16/pcbnew/pcb_draw_panel_gal.cpp#L178 > > But it seems I am missing something. Any suggestions? > > Thanks a lot! > Andreas > > _______________________________________________ > Mailing list: https://launchpad.net/~kicad-developers > Post to : kicad-developers@lists.launchpad.net > Unsubscribe : https://launchpad.net/~kicad-developers > More help : https://help.launchpad.net/ListHelp >
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