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