Ray.cpp

#include "Ray.h"

namespace cam {
Ray::Ray(const util::Vec3& x0, const util::Vec3& arg_d, float tmin, float tmax,
         bool normalize)
    : x0(x0), tmin(tmin), tmax(tmax), normalize(normalize) {
	if (normalize)
		d = arg_d.normalize();
	else
		d = arg_d;
}
// Returns the value of the ray function at t
util::Vec3 Ray::operator()(float t) const {
	return x0 + (d * t);
}
// Check if t is within the rays bounds
bool Ray::in_range(float t) const {
	return t <= tmax && t >= tmin;
}
std::ostream& operator<<(std::ostream& os, const cam::Ray& rhs) {
	os << "(" << rhs.x0 << " " << rhs.d << ")";
	return os;
}
}  // namespace cam