game_state.h

// Inherit from state
#ifndef GAME_STATE_H
#define GAME_STATE_H

#include "state.h"
#include <vector>
#include "object.h"
#include "LittleOBJLoader.h"
#include "VectorUtils4.h"
#include "terrain_map.h"

class Game_State : public State
{
public:
    Game_State(Context *c);
    void keyboard(unsigned char key, int x, int y) override;
    void mouse(int x, int y) override;
    void update(int time_elapsed) override;
    void display() override;
    ~Game_State() override;

private:
    // Mouse movement
    double theta = -M_PI / 2.0f;
    double phi = 0;
    int deltaX = -1;
    int deltaY = -1;
    vec3 mouse_direction = vec3(0, 0, -1);

    Object *plane;
    Object *loop;

    bool loop_on = true;

    void move_camera(int time_elapsed);

    int current_plane = 0;
};

#endif