added method AABB::containsAABB() that checks if another AABB object is inside...

added method AABB::containsAABB() that checks if another AABB object is inside this AABB and added documentation to two other methods

GeoLib/AxisAlignedBoundingBox.cpp

@@ -86,4 +86,15 @@ bool AABB::containsPoint (double x, double y, double z, double eps) const
 	} else return false;
 }
 
+bool AABB::containsAABB (AABB const& other_aabb) const
+{
+	GeoLib::Point const& min_other(other_aabb.getMinPoint());
+	GeoLib::Point const& max_other(other_aabb.getMaxPoint());
+	for (unsigned k(0); k<3; k++) {
+		if (_min_pnt[k] > min_other[k] || max_other[k] > _max_pnt[k])
+			return false;
+	}
+	return true;
+}
+
 } // end namespace GeoLib

GeoLib/AxisAlignedBoundingBox.h

@@ -79,9 +79,29 @@ public:
 	bool containsPoint(double x, double y, double z, double eps =
 					std::numeric_limits<double>::epsilon()) const;
 
+	/**
+	 * returns a point that coordinates are minimal for each dimension
+	 * for the given point set
+	 * @return a point
+	 */
 	GeoLib::Point const& getMinPoint () const { return _min_pnt; }
+
+	/**
+	 * returns a point that coordinates are maximal for each dimension
+	 * within the given point set
+	 * @return a point
+	 */
 	GeoLib::Point const& getMaxPoint () const { return _max_pnt; }
 
+	/**
+	 * Method checks if the given AABB object is contained within the
+	 * AABB represented by this object.
+	 * @param other the AABB to test with
+	 * @return true if the other AABB is contained in the AABB
+	 * represented by this object
+	 */
+	bool containsAABB (AABB const& other) const;
+
 protected:
 	GeoLib::Point _min_pnt;
 	GeoLib::Point _max_pnt;