Upgrade to Wagyu 0.4.3

mapbox/geometry/wagyu/scanbeam.hpp

@@ -1,27 +1,26 @@
 #pragma once
 
-#include <queue>
-
 #include <mapbox/geometry/wagyu/config.hpp>
 #include <mapbox/geometry/wagyu/local_minimum.hpp>
 
+#include <algorithm>
+
 namespace mapbox {
 namespace geometry {
 namespace wagyu {
 
 template <typename T>
-using scanbeam_list = std::priority_queue<T>;
+using scanbeam_list = std::vector<T>;
 
 template <typename T>
 bool pop_from_scanbeam(T& Y, scanbeam_list<T>& scanbeam) {
     if (scanbeam.empty()) {
         return false;
     }
-    Y = scanbeam.top();
-    scanbeam.pop();
-    while (!scanbeam.empty() && Y == scanbeam.top()) {
-        scanbeam.pop();
-    } // Pop duplicates.
+    std::sort(scanbeam.begin(), scanbeam.end());
+    scanbeam.erase(std::unique(scanbeam.begin(), scanbeam.end()), scanbeam.end());
+    Y = scanbeam.back();
+    scanbeam.pop_back();
     return true;
 }
 
@@ -29,7 +28,7 @@ template <typename T>
 void setup_scanbeam(local_minimum_list<T>& minima_list, scanbeam_list<T>& scanbeam) {
 
     for (auto lm = minima_list.begin(); lm != minima_list.end(); ++lm) {
-        scanbeam.push(lm->y);
+        scanbeam.push_back(lm->y);
     }
 }
 }