backport adaptive performance decals scaler

com.unity.render-pipelines.universal/CHANGELOG.md

@@ -6,6 +6,9 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 ## [12.1.1] - 2021-10-04
 
+### Added
+- Added Adaptive Performance Decals scaler access.
+
 ### Fixed
 - Fixed a regression bug where XR camera postion can not be modified in beginCameraRendering [case 1365000]
 - Fix for rendering thumbnails. [case 1348209](https://issuetracker.unity3d.com/issues/preview-of-assets-do-not-show-in-the-project-window)

com.unity.render-pipelines.universal/Runtime/Decal/Entities/DecalCreateDrawCallSystem.cs

@@ -63,6 +63,15 @@ internal class DecalCreateDrawCallSystem
         private ProfilingSampler m_Sampler;
         private float m_MaxDrawDistance;
 
+        /// <summary>
+        /// Provides acces to the maximum draw distance.
+        /// </summary>
+        public float maxDrawDistance
+        {
+            get { return m_MaxDrawDistance; }
+            set { m_MaxDrawDistance = value; }
+        }
+
         public DecalCreateDrawCallSystem(DecalEntityManager entityManager, float maxDrawDistance)
         {
             m_EntityManager = entityManager;

com.unity.render-pipelines.universal/Runtime/Decal/Entities/DecalUpdateCullingGroupSystem.cs

@@ -52,6 +52,15 @@ public override void Dispose()
     /// </summary>
     internal class DecalUpdateCullingGroupSystem
     {
+        /// <summary>
+        /// Provides acces to the bounding distance.
+        /// </summary>
+        public float boundingDistance
+        {
+            get { return m_BoundingDistance[0]; }
+            set { m_BoundingDistance[0] = value; }
+        }
+
         private float[] m_BoundingDistance = new float[1];
         private Camera m_Camera;
         private DecalEntityManager m_EntityManager;

com.unity.render-pipelines.universal/Runtime/RendererFeatures/DecalRendererFeature.cs

@@ -1,3 +1,4 @@
+using System.Diagnostics;
 using UnityEngine.Assertions;
 using UnityEngine.Rendering.Universal.Internal;
 
@@ -406,6 +407,8 @@ public override void OnCameraPreCull(ScriptableRenderer renderer, in CameraData
 
             RecreateSystemsIfNeeded(renderer, cameraData);
 
+            ChangeAdaptivePerformanceDrawDistances();
+
             m_DecalEntityManager.Update();
 
 
@@ -443,6 +446,8 @@ public override void AddRenderPasses(ScriptableRenderer renderer, ref RenderingD
 
             RecreateSystemsIfNeeded(renderer, renderingData.cameraData);
 
+            ChangeAdaptivePerformanceDrawDistances();
+
             if (intermediateRendering)
             {
                 m_DecalUpdateCulledSystem.Execute();
@@ -494,5 +499,23 @@ protected override void Dispose(bool disposing)
                 sharedDecalEntityManager.Release(m_DecalEntityManager);
             }
         }
+
+        [Conditional("ADAPTIVE_PERFORMANCE_4_0_0_OR_NEWER")]
+        private void ChangeAdaptivePerformanceDrawDistances()
+        {
+#if ADAPTIVE_PERFORMANCE_4_0_0_OR_NEWER
+            if (UniversalRenderPipeline.asset.useAdaptivePerformance)
+            {
+                if (m_DecalCreateDrawCallSystem != null)
+                {
+                    m_DecalCreateDrawCallSystem.maxDrawDistance = AdaptivePerformance.AdaptivePerformanceRenderSettings.DecalsDrawDistance;
+                }
+                if (m_DecalUpdateCullingGroupSystem != null)
+                {
+                    m_DecalUpdateCullingGroupSystem.boundingDistance = AdaptivePerformance.AdaptivePerformanceRenderSettings.DecalsDrawDistance;
+                }
+            }
+#endif
+        }
     }
 }

com.unity.render-pipelines.universal/Runtime/Unity.RenderPipelines.Universal.Runtime.asmdef

@@ -31,6 +31,11 @@
             "expression": "2.1.0",
             "define": "ADAPTIVE_PERFORMANCE_2_1_0_OR_NEWER"
         },
+        {
+            "name": "com.unity.adaptiveperformance",
+            "expression": "4.0.0-pre.1",
+            "define": "ADAPTIVE_PERFORMANCE_4_0_0_OR_NEWER"
+        },
         {
             "name": "com.unity.burst",
             "expression": "1.0.0",