XCEngine/docs/api/rhi/command-list/methods.md

# RHICommandList 方法

## Reset

```cpp
virtual void Reset() = 0;
```

重置命令列表，开始新的录制。

## Close

```cpp
virtual void Close() = 0;
```

关闭命令列表，结束录制。

## TransitionBarrier

```cpp
virtual void TransitionBarrier(void* resource, ResourceStates stateBefore, ResourceStates stateAfter) = 0;
```

资源状态转换屏障。

## SetPipelineState

```cpp
virtual void SetPipelineState(void* pso) = 0;
```

设置管线状态对象。

## SetPrimitiveTopology

```cpp
virtual void SetPrimitiveTopology(PrimitiveTopology topology) = 0;
```

设置图元拓扑。

## SetViewport

```cpp
virtual void SetViewport(const Viewport& viewport) = 0;
```

设置视口。

## SetViewports

```cpp
virtual void SetViewports(uint32_t count, const Viewport* viewports) = 0;
```

设置多个视口。

## SetScissorRect

```cpp
virtual void SetScissorRect(const Rect& rect) = 0;
```

设置裁剪矩形。

## SetScissorRects

```cpp
virtual void SetScissorRects(uint32_t count, const Rect* rects) = 0;
```

设置多个裁剪矩形。

## SetRenderTargets

```cpp
virtual void SetRenderTargets(uint32_t count, void** renderTargets, void* depthStencil = nullptr) = 0;
```

设置渲染目标。

## SetDepthStencilState

```cpp
virtual void SetDepthStencilState(const DepthStencilState& state) = 0;
```

设置深度模板状态。

## SetStencilRef

```cpp
virtual void SetStencilRef(uint8_t ref) = 0;
```

设置模板参考值。

## SetBlendState

```cpp
virtual void SetBlendState(const BlendState& state) = 0;
```

设置混合状态。

## SetBlendFactor

```cpp
virtual void SetBlendFactor(const float factor[4]) = 0;
```

设置混合因子。

## SetVertexBuffer

```cpp
virtual void SetVertexBuffer(uint32_t slot, void* buffer, uint64_t offset, uint32_t stride) = 0;
```

设置顶点缓冲。

## SetVertexBuffers

```cpp
virtual void SetVertexBuffers(uint32_t startSlot, uint32_t count, const uint64_t* buffers, const uint64_t* offsets, const uint32_t* strides) = 0;
```

设置多个顶点缓冲。

## SetIndexBuffer

```cpp
virtual void SetIndexBuffer(void* buffer, uint64_t offset, Format format) = 0;
```

设置索引缓冲。

## Draw

```cpp
virtual void Draw(uint32_t vertexCount, uint32_t instanceCount = 1, uint32_t startVertex = 0, uint32_t startInstance = 0) = 0;
```

绘制调用。

## DrawIndexed

```cpp
virtual void DrawIndexed(uint32_t indexCount, uint32_t instanceCount = 1, uint32_t startIndex = 0, int32_t baseVertex = 0, uint32_t startInstance = 0) = 0;
```

索引绘制调用。

## Clear

```cpp
virtual void Clear(float r, float g, float b, float a, uint32_t buffers) = 0;
```

清除缓冲。

## ClearRenderTarget

```cpp
virtual void ClearRenderTarget(void* renderTarget, const float color[4]) = 0;
```

清除渲染目标。

## ClearDepthStencil

```cpp
virtual void ClearDepthStencil(void* depthStencil, float depth, uint8_t stencil) = 0;
```

清除深度模板。

## CopyResource

```cpp
virtual void CopyResource(void* dst, void* src) = 0;
```

复制资源。

## Dispatch

```cpp
virtual void Dispatch(uint32_t x, uint32_t y, uint32_t z) = 0;
```

分发计算着色器。

## Shutdown

```cpp
virtual void Shutdown() = 0;
```

释放命令列表资源。