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44 lines
1.4 KiB
Markdown
44 lines
1.4 KiB
Markdown
# RHISwapChain
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**命名空间**: `XCEngine::RHI`
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**类型**: `class` (abstract)
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**描述**: GPU 交换链抽象接口，用于管理窗口渲染和帧缓冲区切换。
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## 公共方法
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| 方法 | 描述 |
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|------|------|
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| [`Shutdown`](shutdown.md) | 关闭并释放资源 |
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| [`GetCurrentBackBufferIndex`](get-current-back-buffer-index.md) | 获取当前后台缓冲区索引 |
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| [`GetCurrentBackBuffer`](get-current-back-buffer.md) | 获取当前后台缓冲区 |
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| [`Present`](present.md) | 呈现画面 |
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| [`Resize`](resize.md) | 调整交换链大小 |
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| [`SetFullscreen`](set-fullscreen.md) | 设置全屏模式 |
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| [`IsFullscreen`](is-fullscreen.md) | 检查是否全屏 |
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| [`ShouldClose`](should-close.md) | 检查是否应关闭 |
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| [`SetShouldClose`](set-should-close.md) | 设置关闭标志 |
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| [`PollEvents`](poll-events.md) | 处理窗口事件 |
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| [`GetNativeHandle`](get-native-handle.md) | 获取原生句柄 |
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## 使用示例
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```cpp
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while (!swapChain->ShouldClose()) {
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swapChain->PollEvents();
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RHITexture* backBuffer = swapChain->GetCurrentBackBuffer();
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commandList->Reset();
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commandList->SetRenderTargets(1, &backBuffer, nullptr);
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commandList->ClearRenderTarget(backBuffer, clearColor);
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commandList->Close();
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commandQueue->ExecuteCommandLists(1, (void**)&commandList);
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swapChain->Present(1, 0);
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}
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```
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## 相关文档
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- [../rhi/rhi.md](../rhi.md) - RHI 模块总览
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- [RHITexture](../texture/texture.md) - 纹理资源
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