Adding ViroKit. Needs AWSCore :(

mobile/ios/ViroKit.framework/Headers/VROModelIOUtil.h

@@ -0,0 +1,61 @@
+//
+//  VROModelIOUtil.h
+//  ViroRenderer
+//
+//  Created by Raj Advani on 5/2/17.
+//  Copyright © 2017 Viro Media. All rights reserved.
+//
+
+#ifndef VROModelIOUtil_h
+#define VROModelIOUtil_h
+
+#include <string>
+#include <map>
+#include <memory>
+
+class VROTexture;
+
+/*
+ The type of file within which the model is stored. On Android, use URL with file:///android-asset/
+ to load assets.
+ */
+enum class VROResourceType {
+    LocalFile,        // Local file path
+    URL,              // URL (remote or local)
+    BundledResource,  // App-bundled resource
+};
+
+/*
+ Static utilities for Model IO.
+ */
+class VROModelIOUtil {
+    
+public:
+
+    /*
+     Load the texture with the given name, from the given base path (or base URL). First check
+     if the texture exists in the provided resourceMap or cache. If the texture could not be
+     loaded, returns an empty shared_ptr.
+     
+     Set sRGB to true to gamma-uncorrect the texture into linear RGB when sampling. This should
+     only be used for color (diffuse) textures, and not for textures that are *already* linear
+     (e.g. specular, normal, etc.).
+     */
+    static std::shared_ptr<VROTexture> loadTexture(const std::string &name, std::string &base, VROResourceType type, bool sRGB,
+                                                   const std::map<std::string, std::string> *resourceMap,
+                                                   std::map<std::string, std::shared_ptr<VROTexture>> &cache);
+
+    /*
+     Copy the resource or map of resources into a location where they can be loaded by the model
+     loader, and return the new paths.
+
+     This performs no action on local files.
+     */
+    static std::string processResource(std::string resource, VROResourceType type, bool *isTemp,
+                                       bool *success);
+    static std::map<std::string, std::string> processResourceMap(const std::map<std::string, std::string> &resourceMap,
+                                                                 VROResourceType type);
+    
+};
+
+#endif /* VROModelIOUtil_h */