Adding ViroKit. Needs AWSCore :(

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

@@ -0,0 +1,52 @@
+//
+//  VROPencil.h
+//  ViroRenderer
+//
+//  Copyright © 2017 Viro Media. All rights reserved.
+//
+
+#ifndef VROPencil_h
+#define VROPencil_h
+
+#include <memory>
+#include <vector>
+#include "VROSortKey.h"
+
+class VRONode;
+class VRORenderContext;
+class VRODriver;
+class VROVector3f;
+class VROVector4f;
+class VROMaterial;
+
+/*
+ Stored in VRORenderContext, VROPencil is used to draw a list of VROPolylines
+ in a separate render pass, after having rendered the scene, mainly for drawing
+ debug information.
+ */
+class VROPencil {
+public:
+    VROPencil(){}
+    virtual ~VROPencil();
+
+    /*
+     Adds a line to be drawn starting and ending at the provided world coordinates.
+     */
+    void draw(VROVector3f from, VROVector3f to);
+
+    /*
+     Renders the geometry of all lines added with VROPencil.draw(), called in VRORenderer.renderEye(),
+     after the scene and reticle has been rendered.
+     */
+    void render(const VRORenderContext &context, std::shared_ptr<VRODriver> &driver);
+
+    /*
+     Clears all added lines in preparation for the next render pass.
+     */
+    void clear();
+
+private:
+    std::vector<std::vector<VROVector3f>> _paths;
+};
+
+#endif