raytracing/Ray.cpp

#include "Ray.h"

Ray::Ray(const Vector3 & origin, const Vector3 & direction, Vector3 & attenuation)
{
	Set(origin, direction, attenuation);
}

void Ray::Set(const Vector3 & origin, const Vector3 & direction, Vector3 & attenuation)
{
	mOrigin = origin;
	mDirection = direction;
	mDirection.Normalize();
	mLightAttenuation = attenuation;
}

Vector3 Ray::PointAt(float k)
{
	return mOrigin + k * mDirection;
}