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Assets/Photon/PhotonUnityNetworking/UtilityScripts/Culling/Editor/CullAreaEditor.cs

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+// --------------------------------------------------------------------------------------------------------------------
+// <copyright file="CullAreaEditor.cs" company="Exit Games GmbH">
+//   Part of: Photon Unity Utilities,
+// </copyright>
+// <summary>
+//  Custom inspector for CullArea
+// </summary>
+// <author>developer@exitgames.com</author>
+// --------------------------------------------------------------------------------------------------------------------
+
+using UnityEditor;
+using UnityEngine;
+
+namespace Photon.Pun.UtilityScripts
+{
+    [CanEditMultipleObjects]
+    [CustomEditor(typeof(CullArea))]
+    public class CullAreaEditor : Editor
+    {
+        private bool alignEditorCamera, showHelpEntries;
+
+        private CullArea cullArea;
+
+        private enum UP_AXIS_OPTIONS
+        {
+            SideScrollerMode = 0,
+            TopDownOr3DMode = 1
+        }
+
+        private UP_AXIS_OPTIONS upAxisOptions;
+
+        public void OnEnable()
+        {
+            cullArea = (CullArea)target;
+
+            // Destroying the newly created cull area if there is already one existing
+            if (FindObjectsOfType<CullArea>().Length > 1)
+            {
+                Debug.LogWarning("Destroying newly created cull area because there is already one existing in the scene.");
+
+                DestroyImmediate(cullArea);
+
+                return;
+            }
+
+            // Prevents the dropdown from resetting
+            if (cullArea != null)
+            {
+                upAxisOptions = cullArea.YIsUpAxis ? UP_AXIS_OPTIONS.SideScrollerMode : UP_AXIS_OPTIONS.TopDownOr3DMode;
+            }
+        }
+
+        public override void OnInspectorGUI()
+        {
+            EditorGUILayout.BeginVertical();
+
+            if (Application.isEditor && !Application.isPlaying)
+            {
+                OnInspectorGUIEditMode();
+            }
+            else
+            {
+                OnInspectorGUIPlayMode();
+            }
+
+            EditorGUILayout.EndVertical();
+        }
+
+        /// <summary>
+        ///     Represents the inspector GUI when edit mode is active.
+        /// </summary>
+        private void OnInspectorGUIEditMode()
+        {
+            EditorGUI.BeginChangeCheck();
+
+            #region DEFINE_UP_AXIS
+
+            {
+                EditorGUILayout.BeginVertical();
+                EditorGUILayout.LabelField("Select game type", EditorStyles.boldLabel);
+                upAxisOptions = (UP_AXIS_OPTIONS)EditorGUILayout.EnumPopup("Game type", upAxisOptions);
+                cullArea.YIsUpAxis = (upAxisOptions == UP_AXIS_OPTIONS.SideScrollerMode);
+                EditorGUILayout.EndVertical();
+            }
+
+            #endregion
+
+            EditorGUILayout.Space();
+
+            #region SUBDIVISION
+
+            {
+                EditorGUILayout.BeginVertical();
+                EditorGUILayout.LabelField("Set the number of subdivisions", EditorStyles.boldLabel);
+                cullArea.NumberOfSubdivisions = EditorGUILayout.IntSlider("Number of subdivisions", cullArea.NumberOfSubdivisions, 0, CullArea.MAX_NUMBER_OF_SUBDIVISIONS);
+                EditorGUILayout.EndVertical();
+
+                EditorGUILayout.Space();
+
+                if (cullArea.NumberOfSubdivisions != 0)
+                {
+                    for (int index = 0; index < cullArea.Subdivisions.Length; ++index)
+                    {
+                        if ((index + 1) <= cullArea.NumberOfSubdivisions)
+                        {
+                            string countMessage = (index + 1) + ". Subdivision: row / column count";
+
+                            EditorGUILayout.BeginVertical();
+                            cullArea.Subdivisions[index] = EditorGUILayout.Vector2Field(countMessage, cullArea.Subdivisions[index]);
+                            EditorGUILayout.EndVertical();
+
+                            EditorGUILayout.Space();
+                        }
+                        else
+                        {
+                            cullArea.Subdivisions[index] = new UnityEngine.Vector2(1, 1);
+                        }
+                    }
+                }
+            }
+
+            #endregion
+
+            EditorGUILayout.Space();
+
+            #region UPDATING_MAIN_CAMERA
+
+            {
+                EditorGUILayout.BeginVertical();
+
+                EditorGUILayout.LabelField("View and camera options", EditorStyles.boldLabel);
+                alignEditorCamera = EditorGUILayout.Toggle("Automatically align editor view with grid", alignEditorCamera);
+
+                if (Camera.main != null)
+                {
+                    if (GUILayout.Button("Align main camera with grid"))
+                    {
+                        Undo.RecordObject(Camera.main.transform, "Align main camera with grid.");
+
+                        float yCoord = cullArea.YIsUpAxis ? cullArea.Center.y : Mathf.Max(cullArea.Size.x, cullArea.Size.y);
+                        float zCoord = cullArea.YIsUpAxis ? -Mathf.Max(cullArea.Size.x, cullArea.Size.y) : cullArea.Center.y;
+
+                        Camera.main.transform.position = new Vector3(cullArea.Center.x, yCoord, zCoord);
+                        Camera.main.transform.LookAt(cullArea.transform.position);
+                    }
+
+                    EditorGUILayout.LabelField("Current main camera position is " + Camera.main.transform.position.ToString());
+                }
+
+                EditorGUILayout.EndVertical();
+            }
+
+            #endregion
+
+            if (EditorGUI.EndChangeCheck())
+            {
+                cullArea.RecreateCellHierarchy = true;
+
+                AlignEditorView();
+            }
+
+            EditorGUILayout.Space();
+            EditorGUILayout.Space();
+            EditorGUILayout.Space();
+
+            showHelpEntries = EditorGUILayout.Foldout(showHelpEntries, "Need help with this component?");
+            if (showHelpEntries)
+            {
+                EditorGUILayout.HelpBox("To find help you can either follow the tutorial or have a look at the forums by clicking on the buttons below.", MessageType.Info);
+                EditorGUILayout.BeginHorizontal();
+                if (GUILayout.Button("Open the tutorial"))
+                {
+                    Application.OpenURL("https://doc.photonengine.com/en-us/pun/v2/demos-and-tutorials/package-demos/culling-demo");
+                }
+                if (GUILayout.Button("Take me to the forums"))
+                {
+                    Application.OpenURL("https://forum.photonengine.com/categories/unity-networking-plugin-pun");
+                }
+                EditorGUILayout.EndHorizontal();
+            }
+        }
+
+        /// <summary>
+        ///     Represents the inspector GUI when play mode is active.
+        /// </summary>
+        private void OnInspectorGUIPlayMode()
+        {
+            EditorGUILayout.LabelField("No changes allowed when game is running. Please exit play mode first.", EditorStyles.boldLabel);
+        }
+
+        public void OnSceneGUI()
+        {
+            Handles.BeginGUI();
+            GUILayout.BeginArea(new Rect(Screen.width - 110, Screen.height - 90, 100, 60));
+
+            if (GUILayout.Button("Reset position"))
+            {
+                cullArea.transform.position = Vector3.zero;
+            }
+
+            if (GUILayout.Button("Reset scaling"))
+            {
+                cullArea.transform.localScale = new Vector3(25.0f, 25.0f, 25.0f);
+            }
+
+            GUILayout.EndArea();
+            Handles.EndGUI();
+
+            // Checking for changes of the transform
+            if (cullArea.transform.hasChanged)
+            {
+                // Resetting position
+                float posX = cullArea.transform.position.x;
+                float posY = cullArea.YIsUpAxis ? cullArea.transform.position.y : 0.0f;
+                float posZ = !cullArea.YIsUpAxis ? cullArea.transform.position.z : 0.0f;
+
+                cullArea.transform.position = new Vector3(posX, posY, posZ);
+
+                // Resetting scaling
+                if (cullArea.Size.x < 1.0f || cullArea.Size.y < 1.0f)
+                {
+                    float scaleX = (cullArea.transform.localScale.x < 1.0f) ? 1.0f : cullArea.transform.localScale.x;
+                    float scaleY = (cullArea.transform.localScale.y < 1.0f) ? 1.0f : cullArea.transform.localScale.y;
+                    float scaleZ = (cullArea.transform.localScale.z < 1.0f) ? 1.0f : cullArea.transform.localScale.z;
+
+                    cullArea.transform.localScale = new Vector3(scaleX, scaleY, scaleZ);
+
+                    Debug.LogWarning("Scaling on a single axis can not be lower than 1. Resetting...");
+                }
+
+                cullArea.RecreateCellHierarchy = true;
+
+                AlignEditorView();
+            }
+        }
+
+        /// <summary>
+        ///     Aligns the editor view with the created grid.
+        /// </summary>
+        private void AlignEditorView()
+        {
+            if (!alignEditorCamera)
+            {
+                return;
+            }
+
+            // This creates a temporary game object in order to align the editor view.
+            // The created game object is destroyed afterwards.
+            GameObject tmpGo = new GameObject();
+
+            float yCoord = cullArea.YIsUpAxis ? cullArea.Center.y : Mathf.Max(cullArea.Size.x, cullArea.Size.y);
+            float zCoord = cullArea.YIsUpAxis ? -Mathf.Max(cullArea.Size.x, cullArea.Size.y) : cullArea.Center.y;
+
+            tmpGo.transform.position = new Vector3(cullArea.Center.x, yCoord, zCoord);
+            tmpGo.transform.LookAt(cullArea.transform.position);
+
+            if (SceneView.lastActiveSceneView != null)
+            {
+                SceneView.lastActiveSceneView.AlignViewToObject(tmpGo.transform);
+            }
+
+            DestroyImmediate(tmpGo);
+        }
+    }
+}

Assets/Photon/PhotonUnityNetworking/UtilityScripts/Culling/Editor/CullAreaEditor.cs.meta

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Assets/Photon/PhotonUnityNetworking/UtilityScripts/Culling/Editor/PhotonUnityNetworking.Utilities.Culling.Editor.asmdef

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+    ],
+    "optionalUnityReferences": [],
+    "includePlatforms": [
+        "Editor"
+    ],
+    "excludePlatforms": [],
+    "allowUnsafeCode": false
+}

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