Fix for iOS with latest Unity 2019.3.5

CHANGELOG.md

@@ -1,3 +1,7 @@
+## 0.1.6+6
+
+* Breaking change for unityframework iOS
+
 ## 0.1.6+5
 
 * Reworked onUnityMessage for iOS [@krispypen](https://github.com/krispypen)

example/.flutter-plugins-dependencies

@@ -0,0 +1 @@
+{"_info":"// This is a generated file; do not edit or check into version control.","dependencyGraph":[{"name":"flutter_unity_widget","dependencies":[]}]}

ios/Classes/UnityUtils.mm

@@ -38,7 +38,17 @@ UnityFramework* UnityFrameworkLoad()
     NSBundle* bundle = [NSBundle bundleWithPath: bundlePath];
     if ([bundle isLoaded] == false) [bundle load];
 
+
     UnityFramework* ufw = [bundle.principalClass getInstance];
+    if (![ufw appController])
+    {
+       // Initialize Unity for a first time
+       [ufw setExecuteHeader: &_mh_execute_header];
+
+       // Keep in sync with Data folder Target Membership setting
+       [ufw setDataBundleId: "com.unity3d.framework"];
+
+    }
     return ufw;
 }
 
@@ -51,8 +61,8 @@ extern "C" void InitUnity()
 
     ufw = UnityFrameworkLoad();
 
-    [ufw setDataBundleId: "com.unity3d.framework"];
-    [ufw frameworkWarmup: g_argc argv: g_argv];
+    // [ufw setDataBundleId: "com.unity3d.framework"];
+    // [ufw frameworkWarmup: g_argc argv: g_argv];
 }
 
 extern "C" void UnityPostMessage(NSString* gameObject, NSString* methodName, NSString* message)

pubspec.yaml

@@ -1,10 +1,10 @@
 name: flutter_unity_widget
 description: Flutter Unity 3D widget for embedding Unity game scenes in flutter. This library now supports Unity as a Library.
-version: 0.1.6+5
-authors:
-  - Rex Raphael <rex.raphael@outlook.com>
-  - Thomas Stockx <thomas@stockxit.com>
-  - Kris Pypen <kris.pypen@gmail.com>
+version: 0.1.6+6
+#authors:
+#  - Rex Raphael <rex.raphael@outlook.com>
+#  - Thomas Stockx <thomas@stockxit.com>
+#  - Kris Pypen <kris.pypen@gmail.com>
 homepage: https://github.com/snowballdigital/flutter-unity-view-widget/tree/master
 
 environment: