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XCSDD/docs/api/rhi/d3d12/fence/is-signaled.md
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# D3D12Fence::IsSignaled
## 函数签名
```cpp
bool IsSignaled() const override
```
## 中文描述
检查当前栅栏值是否已达到 signal 值。
## 返回值
`bool` - 如果已完成则返回 `true`,否则返回 `false`
## 复杂度
O(1)
## 示例
```cpp
if (d3d12Fence->IsSignaled()) {
// 栅栏已完成,可以继续执行
}
```
## 相关文档
- [D3D12Fence](fence.md) - 类总览
- [D3D12Fence::GetCompletedValue](get-completed-value.md) - 获取完成值
- [D3D12Fence::Wait](../../../threading/task-group/wait.md) - 等待栅栏