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diff --git a/iosApp/WhirlyGlobeMaplyComponent.xcframework/ios-arm64_x86_64-simulator/WhirlyGlobeMaplyComponent.framework/Headers/MaplyVariableTarget.h b/iosApp/WhirlyGlobeMaplyComponent.xcframework/ios-arm64_x86_64-simulator/WhirlyGlobeMaplyComponent.framework/Headers/MaplyVariableTarget.h
new file mode 100644
index 0000000..d6ba490
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+++ b/iosApp/WhirlyGlobeMaplyComponent.xcframework/ios-arm64_x86_64-simulator/WhirlyGlobeMaplyComponent.framework/Headers/MaplyVariableTarget.h
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+/*
+ *  MaplyVariableTarget.h
+ *  WhirlyGlobe-MaplyComponent
+ *
+ *  Created by Steve Gifford on 9/18/18.
+ *  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 <UIKit/UIKit.h>
+#import <WhirlyGlobeMaplyComponent/MaplyTexture.h>
+#import <WhirlyGlobeMaplyComponent/MaplyRenderTarget.h>
+#import <WhirlyGlobeMaplyComponent/MaplyRenderController.h>
+
+/**
+    A variable target manages two pass rendering for one type of variable.
+ 
+    Set up the variable target
+  */
+@interface MaplyVariableTarget : NSObject
+
+/// Initialize with the variable type and view controller
+- (nonnull instancetype)initWithType:(MaplyQuadImageFormat)type viewC:(NSObject<MaplyRenderControllerProtocol> * __nonnull)viewC;
+
+/// Render target created for this variable target
+@property (nonatomic,readonly,strong,nonnull) MaplyRenderTarget *renderTarget;
+
+/// Scale the screen by this amount for the render target
+- (void)setScale:(double)scale;
+
+/// Color of the rectangle used to draw the render target
+@property (nonatomic,strong,nonnull) UIColor *color;
+
+/// Draw priority of the rectangle we'll use to draw the render target to the screen
+@property (nonatomic,assign) int drawPriority;
+
+/// If set (by default), then we clear out the render target every frame
+@property (nonatomic,assign) bool clearEveryFrame;
+
+/// When we're clearing, use this value.  0 by default
+@property (nonatomic,assign) float clearVal;
+
+/// Shader used to draw the render target to the screen.
+/// Leave this empty and we'll provide our own
+@property (nonatomic,strong,nullable) MaplyShader *shader;
+
+/// By default we'll build a rectangle to display the target
+@property (nonatomic,assign) bool buildRectangle;
+
+/// If set, the rectangle rendered to the screen will read from the z Buffer
+/// Useful, when doing depth comparisons
+@property (nonatomic,assign) bool zBuffer;
+
+/// Rectangle created to show the variable target (if that's set)
+@property (nonatomic,readonly,nullable) MaplyComponentObject *rectObj;
+
+/// Size of the texture in pixels for the render target
+@property (nonatomic,readonly) CGSize texSize;
+
+/// The texture we're rendering to (as part of the render target)
+@property (nonatomic,readonly,strong,nullable) MaplyTexture *renderTex;
+
+/// Passing in another variable target will let us assign that target to the
+/// rectangle used to render this variable target's data.  This is used if
+/// you need the contents of more than one target in a shader.
+- (void)addVariableTarget:(MaplyVariableTarget * __nonnull)target;
+
+// Pass this uniform block to the geometry we create for rendering (if it was created)
+- (void)setUniformBlock:(NSData *__nonnull)uniBlock buffer:(int)bufferID;
+
+/// Clear the target for the next frame
+- (void)clear;
+
+/// Stop rendering to the target and release everything
+- (void)shutdown;
+
+@end