FIX : VFX Samples to support Cinemachine 3.x

Cinemachine asmdefs and namespaces have changed between 2.x and 3.x, causing issues when importing VFX Graph VFXOutputEventHandlers Sample.

Updated asmdefs and C# files to account for changes made in Cinemachine 3.x

Author: FredMoreau

Packages/com.unity.visualeffectgraph/Samples~/VFXOutputEventHandlers/Editor/Unity.VisualEffectGraph.OutputEventHandlers.asmdef

@@ -5,6 +5,7 @@
         "Unity.VisualEffectGraph.Runtime",
         "Unity.RenderPipelines.HighDefinition.Runtime",
         "Cinemachine",
+        "Unity.Cinemachine",
         "VFXGraph.OutputEventHandlers"
     ],
     "includePlatforms": [
@@ -27,6 +28,11 @@
             "expression": "2.6.0",
             "define": "VFX_OUTPUTEVENT_CINEMACHINE_2_6_0_OR_NEWER"
         },
+        {
+            "name": "com.unity.cinemachine",
+            "expression": "3.0.0",
+            "define": "VFX_OUTPUTEVENT_CINEMACHINE_3_0_0_OR_NEWER"
+        },
         {
             "name": "com.unity.modules.physics",
             "expression": "1.0.0",

Packages/com.unity.visualeffectgraph/Samples~/VFXOutputEventHandlers/Runtime/Unity.VisualEffectGraph.OutputEventHandlers.asmdef

@@ -4,7 +4,8 @@
     "references": [
         "Unity.VisualEffectGraph.Runtime",
         "Unity.RenderPipelines.HighDefinition.Runtime",
-        "Cinemachine"
+        "Cinemachine",
+        "Unity.Cinemachine"
     ],
     "includePlatforms": [],
     "excludePlatforms": [],
@@ -24,6 +25,11 @@
             "expression": "2.6.0",
             "define": "VFX_OUTPUTEVENT_CINEMACHINE_2_6_0_OR_NEWER"
         },
+        {
+            "name": "com.unity.cinemachine",
+            "expression": "3.0.0",
+            "define": "VFX_OUTPUTEVENT_CINEMACHINE_3_0_0_OR_NEWER"
+        },
         {
             "name": "com.unity.modules.physics",
             "expression": "1.0.0",

Packages/com.unity.visualeffectgraph/Samples~/VFXOutputEventHandlers/Runtime/VFXOutputEventCinemachineCameraShake.cs

@@ -1,5 +1,10 @@
 #if VFX_OUTPUTEVENT_CINEMACHINE_2_6_0_OR_NEWER
+
+#if VFX_OUTPUTEVENT_CINEMACHINE_3_0_0_OR_NEWER
+using Unity.Cinemachine;
+#else
 using Cinemachine;
+#endif
 
 namespace UnityEngine.VFX.Utility
 {