37 lines
610 B
C++
37 lines
610 B
C++
#pragma once
|
|
#ifndef TRACER_HPP
|
|
#define TRACER_HPP
|
|
|
|
#include <vector>
|
|
|
|
#include <glm/glm.hpp>
|
|
|
|
#include "ray.hpp"
|
|
#include "scene.hpp"
|
|
|
|
using std::vector;
|
|
using glm::vec2;
|
|
using glm::vec3;
|
|
|
|
extern const float BIAS;
|
|
|
|
extern const vec3 BCKG_COLOR;
|
|
|
|
class Tracer {
|
|
public:
|
|
unsigned int m_max_depth;
|
|
|
|
Tracer(): m_max_depth(5) { }
|
|
|
|
Tracer(unsigned int max_depth): m_max_depth(max_depth) { }
|
|
|
|
virtual ~Tracer() { }
|
|
|
|
virtual vec3 trace_ray(Ray & r, Scene * s, unsigned int rec_level) const = 0;
|
|
|
|
protected:
|
|
float fresnel(const vec3 & i, const vec3 & n, const float ir1, const float ir2) const;
|
|
};
|
|
|
|
#endif
|