# D3D12CommandList::GetResourceState

```cpp
ResourceStates GetResourceState(ID3D12Resource* resource) const;
```

获取资源状态。

**参数：**
- `resource` - D3D12 资源指针

**返回值：** 资源当前状态，如果资源未被跟踪则返回 `ResourceStates::Common`

**复杂度：** O(1)

**示例：**

```cpp
ID3D12Resource* resource = /* 获取资源 */;
ResourceStates state = cmdList.GetResourceState(resource);
if (state == ResourceStates::RenderTarget) {
    // 资源当前为渲染目标状态
}
```

## 相关文档

- [D3D12CommandList 总览](command-list.md) - 返回类总览
- [TrackResource](track-resource.md) - 跟踪资源
- [TransitionBarrier](transition-barrier.md) - 资源状态转换