diff options
-rw-r--r-- | lib/ray.cpp | 6 | ||||
-rw-r--r-- | lib/ray.hpp | 2 |
2 files changed, 8 insertions, 0 deletions
diff --git a/lib/ray.cpp b/lib/ray.cpp index acbb807..f9e3311 100644 --- a/lib/ray.cpp +++ b/lib/ray.cpp @@ -1,6 +1,12 @@ #include "ray.hpp" #include <algorithm> +Ray +Ray::fromPoints(glm::vec3 start, glm::vec3 p) +{ + return {start, glm::normalize(p - start)}; +} + float Ray::distanceToLine(const glm::vec3 & p1, const glm::vec3 & e1) const { diff --git a/lib/ray.hpp b/lib/ray.hpp index 8bef1c8..9bf47af 100644 --- a/lib/ray.hpp +++ b/lib/ray.hpp @@ -7,6 +7,8 @@ class Ray { public: Ray(glm::vec3 start, glm::vec3 direction) : start {start}, direction {direction} { } + static Ray fromPoints(glm::vec3, glm::vec3); + glm::vec3 start; glm::vec3 direction; |