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diff --git a/iosApp/WhirlyGlobeMaplyComponent.xcframework/ios-arm64/WhirlyGlobeMaplyComponent.framework/Headers/MaplyUpdateLayer.h b/iosApp/WhirlyGlobeMaplyComponent.xcframework/ios-arm64/WhirlyGlobeMaplyComponent.framework/Headers/MaplyUpdateLayer.h
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+++ b/iosApp/WhirlyGlobeMaplyComponent.xcframework/ios-arm64/WhirlyGlobeMaplyComponent.framework/Headers/MaplyUpdateLayer.h
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+/*
+ *  MaplyUpdateLayer.h
+ *  WhirlyGlobe-MaplyComponent
+ *
+ *  Created by Steve Gifford on 4/13/15.
+ *  Copyright 2011-2022 mousebird consulting
+ *
+ *  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 <WhirlyGlobeMaplyComponent/MaplyComponentObject.h>
+#import <WhirlyGlobeMaplyComponent/MaplyControllerLayer.h>
+#import <WhirlyGlobeMaplyComponent/MaplyCoordinate.h>
+#import <WhirlyGlobeMaplyComponent/MaplyCoordinateSystem.h>
+#import <WhirlyGlobeMaplyComponent/MaplyTileSourceNew.h>
+#import <WhirlyGlobeMaplyComponent/MaplyRenderController.h>
+
+@class MaplyUpdateLayer;
+
+/** 
+    An encapsulation of where the viewer is and what they're looking at.
+    
+    This wraps information about where the viewer is currently looking from and at.
+  */
+@interface MaplyViewerState : NSObject
+
+/// Position of the viewer
+- (MaplyCoordinate3d) eyePos;
+
+@end
+
+
+/** 
+    The update delegate is called if the viewer moves, but not too often.
+    
+    Use this delegate to generate features around the viewer when they move.  You can control how far they have to move (in display coordinates) and how often you'll receive updates.
+  */
+@protocol MaplyUpdateDelegate
+
+/** 
+    Called when the MaplyUpdateLayer is initialized.
+    
+    This is called after things are set up.  You'll be on the layer thread here.
+  */
+- (void)start:(MaplyUpdateLayer *__nonnull)layer;
+
+/** 
+    Called when the viewer moves.
+    
+    You'll be called on the layer thread when the viewer moves more than your moveDist, subject to calls no more frequent than the minTime.
+  */
+- (void)viewerMovedTo:(MaplyViewerState *__nonnull)viewState layer:(MaplyUpdateLayer *__nonnull)layer;
+
+/** 
+    Called when the update layer is shutting down.
+    
+    Clean up your own data here.
+  */
+- (void)teardown:(MaplyUpdateLayer *__nonnull)layer;
+
+@end
+
+/** 
+    This layer will call a delegate as the user moves around, but constrained to distance and time.
+    
+    This layer is responsible for calling a delegate you provide as the user moves their viewpoint around.  You'll be called if they move from than a certain amount, but not more often than the minimum time.
+  */
+@interface MaplyUpdateLayer : MaplyControllerLayer
+
+/// The minimum distance that will trigger a delegate call.  Distance is in display units (radius of the earth = 1.0).
+@property (nonatomic,readonly) double moveDist;
+
+/// The delegate will be called no more often than this amount (in seconds).
+@property (nonatomic,readonly) double minTime;
+
+/// Maximum time to go without getting an update (if things are moving)
+@property (nonatomic) double maxLag;
+
+/** 
+    Initalize the update layer with a delegate and parameters.
+    
+    @param delegate The delegate that will be called every time the user moves, subject to the values.
+    
+    @param moveDist The minimum distance that will trigger a delegate call.  Distance is in display units (radius of the earth = 1.0).
+    
+    @param minTime The delegate will be called no more often than this amount (in seconds).
+  */
+- (nonnull instancetype)initWithDelegate:(NSObject<MaplyUpdateDelegate> *__nullable)delegate moveDist:(double)moveDist minTime:(double)minTime;
+
+@end