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diff --git a/dev/a6-harold/ground.h b/dev/a6-harold/ground.h
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--- a/dev/a6-harold/ground.h
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-/** CSci-4611 Assignment 6: Harold
- */
-
-#ifndef GROUND_H_
-#define GROUND_H_
-
-#include <mingfx.h>
-using namespace mingfx;
-
-#include "edge_mesh.h"
-
-/** The ground is represented with a triangle mesh.  2D "screen space" strokes
- are used to modify the vertices based on user input so that the user can create
- a 3D landscape of hills and valleys.
- */
-class Ground {
-public:
-    Ground();
-    virtual ~Ground();
-    
-    /// Call from InitOpenGL() to initialize shaders, etc.
-    void Init(const std::vector<std::string> &search_path);
-    
-    /// Projects a 2D normalized screen point (e.g., the mouse position in normalized
-    /// device coordinates) to a 3D point on the ground.  Returns true and sets ground_point
-    /// to be equal to the result if the conversion is successful.  Returns false if
-    /// the screen point does not project onto the ground.
-    bool ScreenPtHitsGround(const Matrix4 &view_matrix, const Matrix4 &proj_matrix,
-                          const Point2 &normalized_screen_pt, Point3 *ground_point);
-
-    /// Modifies the vertices of the ground mesh to create a hill or valley based
-    /// on the input stroke.  The 2D path of the stroke on the screen is passed
-    /// in, this is the centerline of the stroke mesh that is actually drawn on
-    /// the screen while the user is drawing.
-    void ReshapeGround(const Matrix4 &view_matrix, const Matrix4 &proj_matrix,
-                       const std::vector<Point2> &stroke2d);
-    
-    /// Draws the ground mesh with toon shading
-    void Draw(const Matrix4 &view_matrix, const Matrix4 &proj_matrix, const Color &ground_color);
-    
-    
-    Mesh* mesh_ptr();
-    
-private:
-    
-    // This is the actual triangle mesh for the ground
-    Mesh ground_mesh_;
-    // We also maintain a corresponding "edge mesh" in order to do the
-    // silhouette outlines like in assignment 5
-    EdgeMesh ground_edge_mesh_;
-    
-    // The ground rendering is based on the artsy shader from assignment 5
-    ShaderProgram artsy_shaderprog_;
-    ShaderProgram outline_shaderprog_;
-    Texture2D diffuse_ramp_;
-    Texture2D specular_ramp_;
-    Point3 light_pos_;
-    
-    // for debugging only
-    QuickShapes qs_;
-};
-
-#endif