渲染管线管理器。
| currentPipeline | Returns the active RenderPipeline. |
| pipelineSwitchCompleted | Indicate when Render Pipeline switch is in progress. |
| activeRenderPipelineAssetChanged | Delegate that you can use to invoke custom code when the current RenderPipelineAsset between frames has changed. |
| activeRenderPipelineTypeChanged | Delegate that you can use to invoke custom code when Unity changes the active render pipeline, and the new RenderPipeline has a different type to the old one. |
| beginCameraRendering | Delegate that you can use to invoke custom code before Unity renders an individual Camera. |
| beginContextRendering | Delegate that you can use to invoke custom code at the start of RenderPipeline.Render. |
| beginFrameRendering | Delegate that you can use to invoke custom code at the start of RenderPipeline.Render. |
| endCameraRendering | Delegate that you can use to invoke custom code after Unity renders an individual Camera. |
| endContextRendering | Delegate that you can use to invoke custom code at the end of RenderPipeline.Render. |
| endFrameRendering | Delegate that you can use to invoke custom code at the end of RenderPipeline.Render. |