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/** CSci-4611 In-Class Example */

#ifndef SNOWMAN_H_
#define SNOWMAN_H_

#include <mingfx.h>
using namespace mingfx;

#include <string>
#include <vector>

class Snowman : public GraphicsApp {
public:
  
    // Creates the App
    Snowman();
    
    // Cleans up when the App shuts down
    virtual ~Snowman();
    
    // Note a Run() function is inherited from GraphicsApp, that's what
    // actually starts up the App.
    
    // This is a callback, a function that gets called when the user presses
    // the Pause button in the GUI.
    void OnPauseBtnPressed();
    
    // This gets called once each frame.  Note that dt (a.k.a., "delta time") is
    // the amount of time (in seconds) that has passed since the last frame.
    void UpdateSimulation(double dt);
    
    // This is where we initialize any OpenGL data, like textures or meshes that
    // need to be loaded from files and setup in OpenGL.  It gets called once
    // when the program starts up.
    void InitOpenGL();
    
    // This gets called once each frame, and this is where you draw the latest
    // version of your 3D graphics scene.
    void DrawUsingOpenGL();
    
    
private:    
    
    // Sets up the computer graphics camera
    Matrix4 view_matrix_;
    Matrix4 proj_matrix_;
    
    // A helper class for drawing some simple shapes (cubes, spheres, 3D arrows)
    QuickShapes quick_shapes_;
};

#endif