GraphicsSettings.currentRenderPipeline

描述

定义当前质量级别下活动渲染管线的RenderPipelineAsset。

活动渲染管线是 Unity 当前用于渲染应用程序以及场景视图和游戏视图等编辑器部分的渲染管线。活动渲染管线可以是默认值，也可以为不同的质量级别设置覆盖值。

默认值在GraphicsSettings.defaultRenderPipeline中定义。当前质量级别的覆盖值在QualitySettings.renderPipeline中定义。

如果为当前质量级别定义了覆盖值，则活动渲染管线为覆盖值。否则，它为默认值。

using UnityEngine;
using UnityEngine.Rendering;

public class ActiveRenderPipelineExample : MonoBehaviour
{
    // In the Inspector, assign a Render Pipeline Asset to each of these fields
    public RenderPipelineAsset defaultRenderPipelineAsset;
    public RenderPipelineAsset overrideRenderPipelineAsset;

    void Start()
    {
        GraphicsSettings.defaultRenderPipeline = defaultRenderPipelineAsset;
        QualitySettings.renderPipeline = overrideRenderPipelineAsset;

        DisplayCurrentRenderPipeline();
    }

    void Update()
    {
        // When the user presses the left shift key, switch the default render pipeline
        if (Input.GetKeyDown(KeyCode.LeftShift))
        {
            SwitchDefaultRenderPipeline();
            DisplayCurrentRenderPipeline();
        }
        // When the user presses the right shift key, switch the override render pipeline
        else if (Input.GetKeyDown(KeyCode.RightShift))
        {
            SwitchOverrideRenderPipeline();
            DisplayCurrentRenderPipeline();
        }
    }

    // Switch the default render pipeline between null,
    // and the render pipeline defined in defaultRenderPipelineAsset
    void SwitchDefaultRenderPipeline()
    {
        if (GraphicsSettings.defaultRenderPipeline == defaultRenderPipelineAsset)
        {
            GraphicsSettings.defaultRenderPipeline = null;
        }
        else
        {
            GraphicsSettings.defaultRenderPipeline = defaultRenderPipelineAsset;
        }
    }

    // Switch the override render pipeline between null,
    // and the render pipeline defined in overrideRenderPipelineAsset
    void SwitchOverrideRenderPipeline()
    {
        if (QualitySettings.renderPipeline == overrideRenderPipelineAsset)
        {
            QualitySettings.renderPipeline = null;
        }
        else
        {
            QualitySettings.renderPipeline = overrideRenderPipelineAsset;
        }
    }

    // Print the current render pipeline information to the console
    void DisplayCurrentRenderPipeline()
    {
        // GraphicsSettings.defaultRenderPipeline determines the default render pipeline
        // If it is null, the default is the Built-in Render Pipeline
        if (GraphicsSettings.defaultRenderPipeline != null)
        {
            Debug.Log("The default render pipeline is defined by " + GraphicsSettings.defaultRenderPipeline.name);
        }
        else
        {
            Debug.Log("The default render pipeline is the Built-in Render Pipeline");
        }

        // QualitySettings.renderPipeline determines the override render pipeline for the current quality level
        // If it is null, no override exists for the current quality level
        if (QualitySettings.renderPipeline != null)
        {
            Debug.Log("The override render pipeline for the current quality level is defined by " + QualitySettings.renderPipeline.name);
        }
        else
        {
            Debug.Log("No override render pipeline exists for the current quality level");
        }

        // If an override render pipeline is defined, Unity uses that
        // Otherwise, it falls back to the default value
        if (QualitySettings.renderPipeline != null)
        {
            Debug.Log("The active render pipeline is the override render pipeline");
        }
        else
        {
            Debug.Log("The active render pipeline is the default render pipeline");
        }

        // To get a reference to the Render Pipeline Asset that defines the active render pipeline,
        // without knowing if it is the default or an override, use GraphicsSettings.currentRenderPipeline
        if (GraphicsSettings.currentRenderPipeline != null)
        {
            Debug.Log("The active render pipeline is defined by " + GraphicsSettings.currentRenderPipeline.name);
        }
        else
        {
            Debug.Log("The active render pipeline is the Built-in Render Pipeline");
        }
    }
}

其他资源：如何获取、设置和配置活动渲染管线、GraphicsSettings.defaultRenderPipeline、QualitySettings.renderPipeline。