kicad-developers team mailing list archive

[Maciej Sumiński <maciej.suminski@xxxxxxx>]

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
> 
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