public static Tristrip PolygonToTristrip(Polygon polygon) { gpc_tristrip gpc_strip = new gpc_tristrip(); gpc_polygon gpc_pol = GpcWrapper.PolygonTo_gpc_polygon(polygon); gpc_polygon_to_tristrip(ref gpc_pol, ref gpc_strip); Tristrip tristrip = GpcWrapper.gpc_strip_ToTristrip(gpc_strip); GpcWrapper.Free_gpc_polygon(gpc_pol); GpcWrapper.gpc_free_tristrip(ref gpc_strip); return(tristrip); }
public static Tristrip ClipToTristrip(GpcOperation operation, Polygon subject_polygon, Polygon clip_polygon) { gpc_tristrip gpc_strip = new gpc_tristrip(); gpc_polygon gpc_subject_polygon = GpcWrapper.PolygonTo_gpc_polygon(subject_polygon); gpc_polygon gpc_clip_polygon = GpcWrapper.PolygonTo_gpc_polygon(clip_polygon); gpc_tristrip_clip(operation, ref gpc_subject_polygon, ref gpc_clip_polygon, ref gpc_strip); Tristrip tristrip = GpcWrapper.gpc_strip_ToTristrip(gpc_strip); GpcWrapper.Free_gpc_polygon(gpc_subject_polygon); GpcWrapper.Free_gpc_polygon(gpc_clip_polygon); GpcWrapper.gpc_free_tristrip(ref gpc_strip); return(tristrip); }