X-Git-Url: http://git.localhorst.tv/?a=blobdiff_plain;f=src%2Fgeometry%2Fprimitive.hpp;h=cdeae86e5c68b21303b7c27c775d9ff657df8924;hb=f5de855fbd4bf5b0df1cad950cbe9069e41369ca;hp=7da1096b38ddd528546748d232289a7e30fefa3a;hpb=ee920127d653b8a3cfbee1efefde909ffa177662;p=blank.git

diff --git a/src/geometry/primitive.hpp b/src/geometry/primitive.hpp
index 7da1096..cdeae86 100644
--- a/src/geometry/primitive.hpp
+++ b/src/geometry/primitive.hpp
@@ -40,6 +40,8 @@ bool Intersection(
 	float *dist = nullptr,
 	glm::vec3 *normal = nullptr) noexcept;
 
+/// matrices may translate and rotate, but must not scale/shear/etc
+/// (basically the first three columns must have unit length)
 bool Intersection(
 	const AABB &a_box,
 	const glm::mat4 &a_m,