package name changes and fixes

ios/Classes/FilamentViewController.h

@@ -0,0 +1,32 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#import <UIKit/UIKit.h>
+
+#import "FilamentView.h"
+#import "Flutter/Flutter.h"
+#import "FilamentViewer.hpp"
+
+@interface FilamentViewController : UIViewController
+
+@property(weak, nonatomic) IBOutlet FilamentView* modelView;
+- (void)setViewer:(holovox::FilamentViewer*)viewer;
+- (void)startDisplayLink;
+- (void)stopDisplayLink;
+
+-initWithRegistrar:(NSObject<FlutterPluginRegistrar>*)registrar view:(FilamentView*)view;
+
+@end