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Use constructor to initialize intersection_collector

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Thomas Krijnen
2020-09-02 15:16:37 +02:00
parent e15e5a2d20
commit ed9718af2a
1 changed files with 6 additions and 1 deletions
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src/ifcgeom/kernels/cgal/CgalKernel.cpp
+6 -1
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@@ -419,9 +419,14 @@ namespace {
} }
struct intersection_collector { struct intersection_collector {
const std::vector<Kernel_::Segment_3>& segments; const std::vector<Kernel_::Segment_3>& segments;
int num_self_intersections = 0; int num_self_intersections = 0;
explicit intersection_collector(const std::vector<Kernel_::Segment_3>& s)
: segments(s)
{}
void operator()(const Box& a, const Box& b) { void operator()(const Box& a, const Box& b) {
int aid = *a.handle(); int aid = *a.handle();
int bid = *b.handle(); int bid = *b.handle();
@@ -451,7 +456,7 @@ namespace {
for (auto it = segments.begin(); it != segments.end(); ++it) { for (auto it = segments.begin(); it != segments.end(); ++it) {
boxes.push_back(Box(it->bbox(), &*(handles.begin() + std::distance(segments.begin(), it)))); boxes.push_back(Box(it->bbox(), &*(handles.begin() + std::distance(segments.begin(), it))));
} }
intersection_collector x{ segments }; intersection_collector x(segments);
CGAL::box_self_intersection_d(boxes.begin(), boxes.end(), x); CGAL::box_self_intersection_d(boxes.begin(), boxes.end(), x);
return !!x.num_self_intersections; return !!x.num_self_intersections;
} }