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inwoodsinwoods
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quick test - ConvertToModel
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2 files changed

+161
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‎Assets/Editor/ConvertToModel.cs

Lines changed: 128 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,128 @@
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// ***********************************************************************
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// Copyright (c) 2017 Unity Technologies. All rights reserved.
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//
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// Licensed under the ##LICENSENAME##.
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// See LICENSE.md file in the project root for full license information.
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// ***********************************************************************
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using System.IO;
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using System.Collections.Generic;
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using UnityEngine;
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using UnityEngine.SceneManagement;
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using UnityEditor;
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using FbxSdk;
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namespace FbxExporters
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{
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namespace Editor
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{
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public class ConvertToModel : System.IDisposable
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{
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const string MenuItemName1 = "Assets/Convert To Model";
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const string MenuItemName2 = "GameObject/Convert To Model";
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/// <summary>
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/// Clean up this class on garbage collection
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/// </summary>
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public void Dispose () { }
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/// <summary>
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/// create menu item in the File menu
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/// </summary>
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[MenuItem (MenuItemName1, false)]
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public static void OnMenuItem ()
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{
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OnConvertInPlace ();
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}
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/// <summary>
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// Validate the menu item defined by the function above.
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/// </summary>
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[MenuItem (MenuItemName1, true)]
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public static bool OnValidateMenuItem ()
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{
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return true;
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}
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// Add a menu item called "Export Model..." to a GameObject's context menu.
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[MenuItem (MenuItemName2, false, 30)]
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static void OnContextItem (MenuCommand command)
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{
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OnConvertInPlace ();
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}
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private static List<GameObject> OnConvertInPlace ()
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{
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List<GameObject> result = new List<GameObject> ();
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GameObject[] unityActiveGOs = Selection.GetFiltered<GameObject>(SelectionMode.Editable | SelectionMode.TopLevel);
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// find common ancestor root & filePath;
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string filePath = "";
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string dirPath = Path.Combine (Application.dataPath, "Objects");
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GameObject unityCommonAncestor = null;
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int siblingIndex = -1;
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foreach (GameObject goObj in unityActiveGOs)
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{
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siblingIndex = goObj.transform.GetSiblingIndex ();
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unityCommonAncestor = goObj.transform.parent.gameObject;
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filePath = Path.Combine (dirPath, goObj.name + ".fbx");
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break;
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}
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string fbxFileName = FbxExporters.Editor.ModelExporter.ExportObjects (filePath, unityActiveGOs) as string;
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if (fbxFileName!=null)
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{
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// make filepath relative to project folder
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if (fbxFileName.StartsWith(Application.dataPath, System.StringComparison.CurrentCulture)) {
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fbxFileName = "Assets" + fbxFileName.Substring(Application.dataPath.Length);
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}
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// refresh the assetdata base so that we can query for the model
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AssetDatabase.Refresh ();
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// replace w Model asset
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Object unityMainAsset = AssetDatabase.LoadMainAssetAtPath (fbxFileName);
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if (unityMainAsset != null) {
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Transform unityParentTransform =
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(unityCommonAncestor==null) ? null : unityCommonAncestor.transform;
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Object unityObj = PrefabUtility.InstantiateAttachedAsset(unityMainAsset);
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if (unityObj!=null)
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{
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GameObject unityGO = unityObj as GameObject;
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// configure name
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const string cloneSuffix = "(Clone)";
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if (unityGO.name.EndsWith(cloneSuffix,System.StringComparison.CurrentCulture))
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{
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unityGO.name = unityGO.name.Remove(cloneSuffix.Length-1);
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}
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// configure transform
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unityGO.transform.parent = unityParentTransform;
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unityGO.transform.SetSiblingIndex (siblingIndex);
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result.Add (unityObj as GameObject);
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// remove (now redundant) gameobjects
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for (int i = 0; i < unityActiveGOs.Length; i++) {
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unityActiveGOs [i].name = "_safe_to_delete_" + unityActiveGOs [i].name;
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// Object.DestroyImmediate(unityActiveGOs[i]);
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}
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}
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}
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}
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return result;
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}
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}
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}
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}

‎Assets/Editor/FbxExporter.cs

Lines changed: 33 additions & 21 deletions
Original file line numberDiff line numberDiff line change
@@ -1,4 +1,3 @@
1-
//#define UNI_15935
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// ***********************************************************************
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// Copyright (c) 2017 Unity Technologies. All rights reserved.
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//
@@ -31,7 +30,7 @@ public class ModelExporter : System.IDisposable
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const string Comments =
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@"";
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34-
const string MenuItemName = "Assets/Export Model... %e";
33+
const string MenuItemName = "Assets/Export Model...";
3534

3635
const string FileBaseName = "Untitled";
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@@ -348,9 +347,6 @@ public int ExportAll (IEnumerable<UnityEngine.Object> unityExportSet)
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}
349348
}
350349

351-
//
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// Create a simple user interface (menu items)
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//
354350
/// <summary>
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/// create menu item in the File menu
356352
/// </summary>
@@ -360,13 +356,6 @@ public static void OnMenuItem ()
360356
OnExport();
361357
}
362358

363-
// Add a menu item called "Export Model..." to a GameObject's context menu.
364-
[MenuItem ("GameObject/Export Model... %e", false, 30)]
365-
static void OnContextItem (MenuCommand command)
366-
{
367-
OnExport ();
368-
}
369-
370359
/// <summary>
371360
// Validate the menu item defined by the function above.
372361
/// </summary>
@@ -376,6 +365,13 @@ public static bool OnValidateMenuItem ()
376365
return true;
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}
378367

368+
// Add a menu item called "Export Model..." to a GameObject's context menu.
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[MenuItem ("GameObject/Export Model... %e", false, 30)]
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static void OnContextItem (MenuCommand command)
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{
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OnExport ();
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}
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379375
//
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// export mesh info from Unity
381377
//
@@ -591,44 +587,60 @@ private static string MakeFileName(string basename = "test", string extension =
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return basename + "." + extension;
592588
}
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594-
// use the SaveFile panel to allow user to enter a file name
595-
private static void OnExport(object objects = null)
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private static void OnExport ()
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{
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// Now that we know we have stuff to export, get the user-desired path.
598593
var directory = string.IsNullOrEmpty (LastFilePath)
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? Application.dataPath
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: System.IO.Path.GetDirectoryName (LastFilePath);
594+
? Application.dataPath
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: System.IO.Path.GetDirectoryName (LastFilePath);
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602597
var filename = string.IsNullOrEmpty (LastFilePath)
603-
? MakeFileName(basename: FileBaseName, extension: Extension)
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: System.IO.Path.GetFileName (LastFilePath);
598+
? MakeFileName (basename: FileBaseName, extension: Extension)
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: System.IO.Path.GetFileName (LastFilePath);
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606601
var title = string.Format ("Export Model FBX ({0})", FileBaseName);
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608603
var filePath = EditorUtility.SaveFilePanel (title, directory, filename, "");
609604

610605
if (string.IsNullOrEmpty (filePath)) {
611-
return;
606+
return ;
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}
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609+
if (ExportObjects (filePath)!=null)
610+
{
611+
// refresh the asset database so that the file appears in the
612+
// asset folder view.
613+
AssetDatabase.Refresh ();
612614
}
615+
}
613616

617+
/// <summary>
618+
/// Export a list of (Game) objects to FBX file.
619+
/// Use the SaveFile panel to allow user to enter a file name.
620+
/// <summary>
621+
public static object ExportObjects(string filePath, UnityEngine.Object[] objects = null)
622+
{
614623
LastFilePath = filePath;
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616625
using (var fbxExporter = Create())
617626
{
618627
// ensure output directory exists
619628
EnsureDirectory (filePath);
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621-
if (objects==null)
630+
if (objects == null)
622631
{
623632
objects = Selection.objects;
624633
}
625634

626-
if (fbxExporter.ExportAll(objects as IEnumerable<UnityEngine.Object>) > 0)
635+
if (fbxExporter.ExportAll(objects) > 0)
627636
{
628637
string message = string.Format ("Successfully exported: {0}", filePath);
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UnityEngine.Debug.Log (message);
639+
640+
return filePath;
630641
}
631642
}
643+
return null;
632644
}
633645

634646
private static void EnsureDirectory(string path)

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