Cuboid: added explicit copy assignment operator

src/Cuboid.cpp

@@ -24,6 +24,17 @@ static bool DoIntervalsIntersect(int a_Min1, int a_Max1, int a_Min2, int a_Max2)
 ////////////////////////////////////////////////////////////////////////////////
 // cCuboid:
 
+cCuboid & cCuboid::operator=(cCuboid a_Other)
+{
+	std::swap(p1, a_Other.p1);
+	std::swap(p2, a_Other.p2);
+	return *this;
+}
+
+
+
+
+
 void cCuboid::Assign(int a_X1, int a_Y1, int a_Z1, int a_X2, int a_Y2, int a_Z2)
 {
 	p1.x = a_X1;