TextureRandomizer now works for tutorial's HueShift shader in HDRP

Author: sleal-unity

com.unity.perception/Runtime/Randomization/Randomizers/RandomizerExamples/Randomizers/TextureRandomizer.cs

@@ -11,10 +11,10 @@ namespace UnityEngine.Perception.Randomization.Randomizers.SampleRandomizers
     [AddRandomizerMenu("Perception/Texture Randomizer")]
     public class TextureRandomizer : Randomizer
     {
+        static readonly int k_BaseMap = Shader.PropertyToID("_BaseMap");
 #if HDRP_PRESENT
-        static readonly int k_BaseTexture = Shader.PropertyToID("_BaseColorMap");
-#else
-        static readonly int k_BaseTexture = Shader.PropertyToID("_BaseMap");
+        const string k_TutorialHueShaderName = "Shader Graphs/HueShiftOpaque";
+        static readonly int k_BaseColorMap = Shader.PropertyToID("_BaseColorMap");
 #endif
 
         /// <summary>
@@ -30,8 +30,16 @@ protected override void OnIterationStart()
             var tags = tagManager.Query<TextureRandomizerTag>();
             foreach (var tag in tags)
             {
-                var renderer = tag.GetComponent<MeshRenderer>();
-                renderer.material.SetTexture(k_BaseTexture, texture.Sample());
+                var renderer = tag.GetComponent<Renderer>();
+#if HDRP_PRESENT
+                // Choose the appropriate shader texture property ID depending on whether the current material is
+                // using the default HDRP/lit shader or the Perception tutorial's HueShiftOpaque shader
+                var material = renderer.material;
+                var propertyId = material.shader.name == k_TutorialHueShaderName ? k_BaseMap : k_BaseColorMap;
+                material.SetTexture(propertyId, texture.Sample());
+#else
+                renderer.material.SetTexture(k_BaseMap, texture.Sample());
+#endif
             }
         }
     }

com.unity.perception/Tests/Runtime/Randomization/ScenarioTests/TestFixedLengthScenario.cs

@@ -1,9 +1,11 @@
 using System;
+using UnityEngine;
 using UnityEngine.Perception.GroundTruth;
 using UnityEngine.Perception.Randomization.Scenarios;
 
 namespace RandomizationTests.ScenarioTests
 {
+    [AddComponentMenu("")]
     class TestFixedLengthScenario : FixedLengthScenario
     {
         protected override void OnComplete()