50 lines
1.8 KiB
Markdown
50 lines
1.8 KiB
Markdown
# D3D12CommandQueue
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**命名空间**: `XCEngine::RHI`
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**类型**: `class`
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**继承**: `RHICommandQueue`
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**描述**: DirectX 12 命令队列的 D3D12 实现，继承自 `RHICommandQueue`。
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## 公共方法
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| 方法 | 描述 | 类型 |
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|------|------|------|
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| [`Initialize`](initialize.md) | 初始化命令队列 | D3D12 特有 |
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| [`Shutdown`](shutdown.md) | 关闭命令队列 | Override |
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| [`ExecuteCommandLists`](execute-command-lists.md) | 执行命令列表 | Override |
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| [`Signal`](signal.md) | 信号栅栏（RHIFence 重载） | Override |
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| [`Signal(ID3D12Fence*)`](signal-native.md) | 信号栅栏（Native D3D12Fence） | D3D12 特有 |
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| [`Wait`](wait.md) | 等待栅栏达到指定值 | Override |
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| [`Wait(ID3D12Fence*)`](wait-native.md) | 等待栅栏（Native D3D12Fence） | D3D12 特有 |
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| [`GetCompletedValue`](get-completed-value.md) | 获取完成值 | Override |
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| [`WaitForIdle`](wait-for-idle.md) | 等待空闲 | Override |
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| [`GetType`](get-type.md) | 获取队列类型 | Override |
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| [`GetTimestampFrequency`](get-timestamp-frequency.md) | 获取时间戳频率 | Override |
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| [`GetCommandQueue`](get-command-queue.md) | 获取 D3D12 命令队列 | D3D12 特有 |
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| [`GetNativeHandle`](get-native-handle.md) | 获取原生句柄 | Override |
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## 使用示例
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```cpp
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ID3D12Device* device; // 初始化好的 D3D12 设备
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D3D12CommandQueue commandQueue;
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if (commandQueue.Initialize(device, CommandQueueType::Direct)) {
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// 使用命令队列
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commandQueue.ExecuteCommandLists(count, lists);
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// 等待完成
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commandQueue.WaitForIdle();
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}
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```
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## 相关文档
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- [D3D12 后端总览](../d3d12.md)
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- [RHICommandQueue](../../command-queue/command-queue.md) - 抽象命令队列接口
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- [D3D12CommandList](../command-list/command-list.md)
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- [D3D12Fence](../fence/fence.md)
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