add camera cubemap controller

Assets/ClusterDisplay/Scripts/CubemapCameraController.cs

+using System;
+using UnityEngine;
+
+[ExecuteInEditMode]
+public class CubemapCameraController : MonoBehaviour
+{
+    static readonly Vector3[] k_Orientations = new[]
+    {
+        new Vector3(0, 0, 0), 
+        new Vector3(0, 1, 0), 
+        new Vector3(0, 2, 0), 
+        new Vector3(0, 3, 0),
+        new Vector3(-1, 0, 0), // ceiling
+        new Vector3(1, 0, 0), // bottom 
+    };
+    
+    int m_Index;
+
+    void OnEnable()
+    {
+        m_Index = 0;
+    }
+
+    void Update()
+    {
+        // B + left or right arrow to switch orientation
+        if (Input.GetKey(KeyCode.B))
+        {
+            if (Input.GetKeyDown(KeyCode.RightArrow))
+                Next();
+            else if (Input.GetKeyDown(KeyCode.LeftArrow))
+                Previous();
+        }
+    }
+
+    public void Next()
+    {
+        m_Index = (m_Index + 1) % k_Orientations.Length;
+        SetOrientation(m_Index);
+    }
+
+    public void Previous()
+    {
+        m_Index = (m_Index - 1 + k_Orientations.Length) % k_Orientations.Length;
+        SetOrientation(m_Index);
+    }
+
+    // we deliberately set transform outside update to avoid conflict with other camera controllers
+    void SetOrientation(int index)
+    {
+        var camera = Camera.main;
+        if (camera != null)
+        {
+            camera.transform.rotation = Quaternion.Euler(k_Orientations[index] * 90);
+        }
+    }
+}

Assets/ClusterDisplay/Scripts/CubemapCameraController.cs.meta

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