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- From: Nicklas SB Karlsson <>
- To:
- Subject: Re: [cgal-discuss] Polygon intersection points
- Date: Thu, 14 Dec 2023 01:59:17 +0100
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To clarify the interection points I want to calculate are between
polygon boundaries.
fre 2023-12-08 klockan 10:52 +0100 skrev Nicklas SB Karlsson:
> Make polygons with including circular arcs and do boolean operations
> between them.
>
> Are however uncertain how to calculate intersections points. have
> seen
> examples there intersection points are calculated but they use
> CGAL::Arr_circle_segment_traits_2<Kernel> while I have to use
> CGAL::Gps_circle_segment_traits_2<Kernel> to make polygons. This
> confuse me. Guess intersection points are calculated then doing
> boolean
> operatins between shapes but guess there is no method to access these
> points.
>
> Any idea how to calculate the intersection points between two
> polygons?
>
>
> For the curious it should be used to iteratively calculate tool path
> then machining a pocket on a CNC machine. In each step tool is moved
> forward a small step then intersection points are calculated to
> determine direction for the next step to keep tool engagement angle
> constant. Then this have been done boolean operation difference is
> used
> to remove material from the polygon representing stock material using
> the polygon representing tool.
>
>
> Regards Nicklas Karlsson
>
>
- [cgal-discuss] Polygon intersection points, Nicklas SB Karlsson, 12/08/2023
- Re: [cgal-discuss] Polygon intersection points, Nicklas SB Karlsson, 12/14/2023
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