triangle3d constructor and line3d::getIntersectionWithSphere passing vectors...

triangle3d constructor and line3d::getIntersectionWithSphere passing vectors now as const-ref instead of per value. Thx @nemo for reporting.


git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@4719 dfc29bdd-3216-0410-991c-e03cc46cb475

include/line3d.h

@@ -110,7 +110,7 @@ class line3d
 		\return True if there is an intersection.
 		If there is one, the distance to the first intersection point
 		is stored in outdistance. */
-		bool getIntersectionWithSphere(vector3d<T> sorigin, T sradius, f64& outdistance) const
+		bool getIntersectionWithSphere(const vector3d<T>& sorigin, T sradius, f64& outdistance) const
 		{
 			const vector3d<T> q = sorigin - start;
 			T c = q.getLength();

include/triangle3d.h

@@ -24,7 +24,7 @@ namespace core
 		//! Constructor for an all 0 triangle
 		triangle3d() {}
 		//! Constructor for triangle with given three vertices
-		triangle3d(vector3d<T> v1, vector3d<T> v2, vector3d<T> v3) : pointA(v1), pointB(v2), pointC(v3) {}
+		triangle3d(const vector3d<T>& v1, const vector3d<T>& v2, const vector3d<T>& v3) : pointA(v1), pointB(v2), pointC(v3) {}
 
 		//! Equality operator
 		bool operator==(const triangle3d<T>& other) const