[geos-commits] [SCM] GEOS branch main updated. 1ae8b36bf61933ed20456da4e5356d239251dc8a

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- Log -----------------------------------------------------------------
commit 1ae8b36bf61933ed20456da4e5356d239251dc8a
Author: Daniel Baston <dbaston at gmail.com>
Date:   Wed Jun 4 18:52:14 2025 -0400

    CoverageRingEdges: optimize findBoundaryNodes (#1270)

diff --git a/src/coverage/CoverageRingEdges.cpp b/src/coverage/CoverageRingEdges.cpp
index e6ec619b7..9d5eba07f 100644
--- a/src/coverage/CoverageRingEdges.cpp
+++ b/src/coverage/CoverageRingEdges.cpp
@@ -278,25 +278,10 @@ CoverageRingEdges::findMultiRingNodes(const std::vector<const Geometry*>& covera
 Coordinate::UnorderedSet
 CoverageRingEdges::findBoundaryNodes(LineSegment::UnorderedSet& boundarySegments)
 {
-    std::map<Coordinate, std::size_t> counter;
+    std::unordered_map<Coordinate, std::size_t, Coordinate::HashCode> counter;
     for (const LineSegment& seg : boundarySegments) {
-        // counter.put(line.p0, counter.getOrDefault(line.p0, 0) + 1);
-        // counter.put(line.p1, counter.getOrDefault(line.p1, 0) + 1);
-        auto search0 = counter.find(seg.p0);
-        if (search0 != counter.end()) {
-            counter[seg.p0] = search0->second + 1;
-        }
-        else {
-            counter[seg.p0] = 0;
-        }
-
-        auto search1 = counter.find(seg.p1);
-        if (search1 != counter.end()) {
-            counter[seg.p1] = search1->second + 1;
-        }
-        else {
-            counter[seg.p1] = 0;
-        }
+        counter[seg.p0] += 1;
+        counter[seg.p1] += 1;
     }
 
     Coordinate::UnorderedSet nodes;
@@ -307,10 +292,6 @@ CoverageRingEdges::findBoundaryNodes(LineSegment::UnorderedSet& boundarySegments
             nodes.insert(v);
     }
     return nodes;
-
-    // return counter.entrySet().stream()
-    //     .filter(e->e.getValue()>2)
-    //     .map(Map.Entry::getKey).collect(Collectors.toSet());
 }
 
 

-----------------------------------------------------------------------

Summary of changes:
 src/coverage/CoverageRingEdges.cpp | 25 +++----------------------
 1 file changed, 3 insertions(+), 22 deletions(-)


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