ray_tracer.h

#ifndef RAY_TRACER_H
#define RAY_TRACER_H

#include <string>
#include <algorithm>
#include <fstream>
#include <windows.h>
#include "camera.h"
#include "lambertian.h"
#include "metal.h"
#include "dielectric.h"
#include "sphere.h"
#include "box.h"
#include "omp.h" // OpenMP used for performance tracking only

class RayTracer {
public:

    RayTracer();
    RayTracer(const SDim &dims, const int iRaysPerPixel = 100) : m_dims(dims), m_iRaysPerPixel(iRaysPerPixel) {}
    RayTracer(const SDim &dims, const int iRaysPerPixel, Camera &cam) : m_dims(dims), m_iRaysPerPixel(iRaysPerPixel), m_camera(cam) {}

    virtual void SetCamera(Vector3D lookFrom, Vector3D lookAt = Vector3D(0), Vector3D viewUp = Vector3D(0, 1, 0), double aperture = .1, double Fov = 40);
    virtual void AddItem(Object *object);
    virtual void RandomScene();
    virtual void ShowPerformance();
    virtual void OpenImage();
    virtual Vector3D Color(const Ray &r, int iDepth);
    virtual void Render(const std::string &strFileName);
    virtual int clRender(const std::string &strFileName);
    virtual void ClearItems();
    ~RayTracer() { ClearItems(); };

    vList m_list; 
    const SDim m_dims; 
    int m_iRaysPerPixel; 
    Camera m_camera; 

};
#endif // RAY_TRACER_H