X-Git-Url: http://git.localhorst.tv/?a=blobdiff_plain;ds=sidebyside;f=src%2Fmodel%2Fgeometry.hpp;fp=src%2Fmodel%2Fgeometry.hpp;h=f9f87c4f9d14462f31af92b16247e5a6aad584e9;hb=f417749fb09718cde2faad77e8430cf175c68374;hp=f1b3762d2905ff650ae44c435bd2b4cfdf1cfbaa;hpb=82ec71079e4763f2b2d66c0c210e37df40c89034;p=blank.git

diff --git a/src/model/geometry.hpp b/src/model/geometry.hpp
index f1b3762..f9f87c4 100644
--- a/src/model/geometry.hpp
+++ b/src/model/geometry.hpp
@@ -25,6 +25,19 @@ constexpr float rad2deg(float r) {
 }
 
 
+template<class T>
+T manhattan_distance(const glm::tvec3<T> &a, const glm::tvec3<T> &b) {
+	glm::tvec3<T> diff(abs(a - b));
+	return diff.x + diff.y + diff.z;
+}
+
+template<class T>
+T manhattan_radius(const glm::tvec3<T> &v) {
+	glm::tvec3<T> a(abs(v));
+	return std::max(a.x, std::max(a.y, a.z));
+}
+
+
 struct AABB {
 	glm::vec3 min;
 	glm::vec3 max;