40 lines
751 B
Markdown
40 lines
751 B
Markdown
|
# MemoryManager::Get
|
||
|
|
|
||
|
|
```cpp
|
||
|
|
static MemoryManager& Get();
|
||
|
|
```
|
||
|
|
|
||
|
|
获取 MemoryManager 单例实例。如果尚未创建则内部构造。此方法是获取内存管理器实例的唯一途径。
|
||
|
|
|
||
|
|
**参数：** 无
|
||
|
|
|
||
|
|
**返回：** MemoryManager 单例引用
|
||
|
|
|
||
|
|
**复杂度：** O(1)
|
||
|
|
|
||
|
|
**示例：**
|
||
|
|
|
||
|
|
```cpp
|
||
|
|
#include <XCEngine/Memory/MemoryManager.h>
|
||
|
|
|
||
|
|
// 获取单例
|
||
|
|
MemoryManager& manager = MemoryManager::Get();
|
||
|
|
|
||
|
|
// 初始化
|
||
|
|
manager.Initialize();
|
||
|
|
|
||
|
|
// 访问系统分配器
|
||
|
|
IAllocator* sysAlloc = manager.GetSystemAllocator();
|
||
|
|
|
||
|
|
// 关闭
|
||
|
|
manager.Shutdown();
|
||
|
|
|
||
|
|
// 多次调用返回同一实例
|
||
|
|
MemoryManager& manager2 = MemoryManager::Get();
|
||
|
|
// manager == manager2 为 true
|
||
|
|
```
|
||
|
|
|
||
|
|
## 相关文档
|
||
|
|
|
||
|
|
- [MemoryManager 总览](memorymanager.md) - 返回类总览
|