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30 lines
559 B
Markdown
30 lines
559 B
Markdown
# RHIDevice::CreateFence
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```cpp
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virtual RHIFence* CreateFence(const FenceDesc& desc) = 0;
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```
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创建同步栅栏，用于 CPU/GPU 同步。
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**参数：**
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- `desc` - 栅栏描述符，包含初始值和标志
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**返回：** 新创建的栅栏指针，失败返回 `nullptr`
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**复杂度：** O(1)
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**示例：**
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```cpp
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FenceDesc fenceDesc;
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fenceDesc.initialValue = 0;
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fenceDesc.flags = 0;
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RHIFence* fence = device->CreateFence(fenceDesc);
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```
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## 相关文档
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- [RHIDevice 总览](device.md) - 返回类总览
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- [RHIFence](../fence/fence.md) - 栅栏类
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