Adding ViroKit. Needs AWSCore :(

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

@@ -0,0 +1,75 @@
+//
+//  VROPolyline.h
+//  ViroRenderer
+//
+//  Created by Raj Advani on 10/12/16.
+//  Copyright © 2016 Viro Media. All rights reserved.
+//
+
+#include <memory>
+#include <vector>
+#include "VROGeometry.h"
+#include "VROAnimatable.h"
+
+class VROVector3f;
+class VROByteBuffer;
+class VROLineSegment;
+class VROShaderModifier;
+
+class VROPolyline : public VROGeometry {
+    
+public:
+    static std::shared_ptr<VROPolyline> createPolyline(std::vector<std::vector<VROVector3f>> &path, float thickness);
+    static std::shared_ptr<VROPolyline> createPolyline(std::vector<VROVector3f> &path, float thickness);
+    
+    VROPolyline();
+    virtual ~VROPolyline() {}
+    
+    /*
+     Set the thickness. Animatable.
+     */
+    void setThickness(float thickness);
+    float getThickness() const {
+        return _thickness;
+    }
+    
+    /*
+     Set the paths of this polyline. Each path is a contiguous line. This will reconstruct
+     all paths.
+     */
+    void setPaths(std::vector<std::vector<VROVector3f>> &paths);
+    
+    /*
+     Append the given point the last path in this polyline. This is more efficient
+     than invoking setPaths.
+     */
+    void appendPoint(VROVector3f point);
+
+    virtual void setMaterials(std::vector<std::shared_ptr<VROMaterial>> materials);
+
+private:
+    
+    float _thickness;
+    
+    VROPolyline(std::vector<std::shared_ptr<VROGeometrySource>> sources,
+                std::vector<std::shared_ptr<VROGeometryElement>> elements,
+                float thickness) :
+        VROGeometry(sources, elements),
+        _thickness(thickness)
+    {}
+    
+    bool isEmpty() const;
+    VROVector3f getLastPoint() const;
+    
+    static void buildGeometry(std::vector<std::vector<VROVector3f>> &paths,
+                              std::vector<std::shared_ptr<VROGeometrySource>> &sources,
+                              std::vector<std::shared_ptr<VROGeometryElement>> &elements);
+    static std::shared_ptr<VROGeometryElement> buildElement(size_t numCorners);
+    static size_t encodeLine(const std::vector<VROVector3f> &path, VROByteBuffer &outBuffer);
+    static size_t encodeQuad(VROLineSegment segment, bool beginDegenerate, bool endDegenerate, VROByteBuffer &buffer);
+    static size_t encodeCircularEndcap(VROVector3f center, bool beginDegenerate, bool endDegenerate, VROByteBuffer &buffer);
+
+    static void writeCorner(VROVector3f position, VROVector3f normal, VROByteBuffer &buffer);
+    static std::shared_ptr<VROShaderModifier> createPolylineShaderModifier();
+    
+};