添加外部内存数据源

2026-08-04 18:14:38 +08:00
parent f1b9cadd47
commit 44aa60f816
23 changed files with 500 additions and 105 deletions
@@ -1,12 +1,14 @@
 #pragma once
 #include <algorithm>
 #include <cstddef>
+#include <memory_resource>
 #include <stdexcept>
 #include <vector>
 template <class Owner, class Tag = void>
 class Multiway_Node {
 public:
-    explicit Multiway_Node(Owner* owner = nullptr) noexcept : owner(owner) {}
+    explicit Multiway_Node(Owner* owner = nullptr, std::pmr::memory_resource& memory_resource = *std::pmr::get_default_resource()) noexcept
+        : owner(owner), children(&memory_resource) {}
    Multiway_Node(const Multiway_Node&) = delete;
    Multiway_Node& operator=(const Multiway_Node&) = delete;
    Multiway_Node(Multiway_Node&&) = delete;
@@ -45,5 +47,5 @@ public:
    }
    Owner* owner{};
    Multiway_Node* parent{};
-    std::vector<Multiway_Node*> children;
+    std::pmr::vector<Multiway_Node*> children;
 };