add custom editor

Assets/VRM10/Editor/Vrm10InstanceEditor.cs

@@ -0,0 +1,121 @@
+using System.Linq;
+using UniGLTF;
+using UnityEditor;
+using UnityEngine;
+
+namespace UniVRM10
+{
+    [CustomEditor(typeof(Vrm10Instance))]
+    public class Vrm10InstanceEditor : Editor
+    {
+        const string SaveTitle = "Save VRM10Object to...";
+        static string[] SaveExtensions = new string[] { "asset" };
+
+        static VRM10Object CreateAsset(string path)
+        {
+            if (string.IsNullOrEmpty(path))
+            {
+                return null;
+            }
+            var unityPath = UnityPath.FromFullpath(path);
+            if (!unityPath.IsUnderAssetsFolder)
+            {
+                EditorUtility.DisplayDialog("error", "The specified path is not inside of Assets/", "OK");
+                return null;
+            }
+
+            var asset = ScriptableObject.CreateInstance<VRM10Object>();
+            unityPath.CreateAsset(asset);
+
+            var loaded = unityPath.LoadAsset<VRM10Object>();
+
+            return loaded;
+        }
+
+        static bool CheckHumanoid(GameObject go)
+        {
+            var animator = go.GetComponent<Animator>();
+            if (animator != null)
+            {
+                if (animator.avatar == null)
+                {
+                    EditorGUILayout.HelpBox("animator.avatar is null", MessageType.Error);
+                    return false;
+                }
+                if (!animator.avatar.isValid)
+                {
+                    EditorGUILayout.HelpBox("animator.avatar is not valid", MessageType.Error);
+                    return false;
+
+                }
+                if (!animator.avatar.isHuman)
+                {
+                    EditorGUILayout.HelpBox("animator.avatar is not human", MessageType.Error);
+                    return false;
+                }
+
+                return true;
+            }
+
+            var humanoid = go.GetComponent<UniHumanoid.Humanoid>();
+            if (humanoid == null)
+            {
+                EditorGUILayout.HelpBox("vrm-1.0 require Animator or UniHumanoid.Humanoid", MessageType.Error);
+                return false;
+            }
+
+            if (humanoid != null)
+            {
+                if (humanoid.Validate().Any())
+                {
+                    // 不正
+                    EditorGUILayout.HelpBox("Please create humanoid avatar", MessageType.Error);
+                    return false;
+                }
+            }
+
+            return true;
+        }
+
+        void Setup(Vrm10Instance instance)
+        {
+            if (instance.Vrm != null)
+            {
+                // OK
+                return;
+            }
+
+            if (!CheckHumanoid(instance.gameObject))
+            {
+                // can not
+                return;
+            }
+
+            EditorGUILayout.HelpBox("Humanoid OK.", MessageType.Info);
+            if (GUILayout.Button("Create new VRM10Object"))
+            {
+                var saveName = (instance.name ?? "VRMObject") + ".asset";
+                var path = SaveFileDialog.GetPath(SaveTitle, saveName, SaveExtensions);
+                var asset = CreateAsset(path);
+                if (asset != null)
+                {
+                    // update editor
+                    serializedObject.Update();
+                    var prop = serializedObject.FindProperty(nameof(Vrm10Instance.Vrm));
+                    prop.objectReferenceValue = asset;
+                    serializedObject.ApplyModifiedProperties();
+                }
+            }
+        }
+
+        public override void OnInspectorGUI()
+        {
+            if (target is Vrm10Instance instance)
+            {
+                Setup(instance);
+            }
+
+            base.OnInspectorGUI();
+        }
+    }
+}