34 lines
639 B
C++
34 lines
639 B
C++
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//
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// Created by Göksu Güvendiren on 2019-05-14.
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//
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#pragma once
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#include "Vector.hpp"
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#include "Light.hpp"
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#include "global.hpp"
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class AreaLight : public Light
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{
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public:
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AreaLight(const Vector3f &p, const Vector3f &i) : Light(p, i)
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{
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normal = Vector3f(0, -1, 0);
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u = Vector3f(1, 0, 0);
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v = Vector3f(0, 0, 1);
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length = 100;
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}
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Vector3f SamplePoint() const
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{
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auto random_u = get_random_float();
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auto random_v = get_random_float();
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return position + random_u * u + random_v * v;
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}
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float length;
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Vector3f normal;
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Vector3f u;
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Vector3f v;
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};
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