20 lines
317 B
C++
20 lines
317 B
C++
#ifndef RAY_H
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#define RAY_H
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#include "vec3.h"
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class ray
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{
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public:
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ray() {}
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ray(const vec3& a, const vec3& b) { A = a; B = b; }
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vec3 origin() const { return A; }
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vec3 direction() const { return B; }
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vec3 point_at_parameter(float t) const { return A + t * B; }
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vec3 A;
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vec3 B;
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};
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#endif
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