111 lines
3.2 KiB
C++
111 lines
3.2 KiB
C++
/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
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/*
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* Copyright (c) 2009 Dan Broyles
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation;
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* Author: Dan Broyles <dbroyl01@ku.edu>
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*/
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#ifndef BOX_H
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#define BOX_H
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#include "ns3/attribute.h"
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#include "ns3/attribute-helper.h"
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#include "ns3/vector.h"
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namespace ns3 {
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/**
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* \ingroup mobility
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* \brief a 3d box
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* \see attribute_Box
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*/
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class Box
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{
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public:
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enum Side {
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RIGHT,
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LEFT,
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TOP,
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BOTTOM,
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UP,
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DOWN
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};
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/**
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* \param _xMin x coordinates of left boundary.
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* \param _xMax x coordinates of right boundary.
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* \param _yMin y coordinates of bottom boundary.
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* \param _yMax y coordinates of top boundary.
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* \param _zMin z coordinates of down boundary.
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* \param _zMax z coordinates of up boundary.
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*
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* Create a box.
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*/
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Box (double _xMin, double _xMax,
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double _yMin, double _yMax,
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double _zMin, double _zMax);
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/**
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* Create a zero-sized box located at coordinates (0.0,0.0,0.0)
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*/
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Box ();
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/**
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* \param position the position to test.
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* \returns true if the input position is located within the box,
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* false otherwise.
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*
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* This method compares the x, y, and z coordinates of the input position.
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*/
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bool IsInside (const Vector &position) const;
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/**
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* \param position the position to test.
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* \returns the side of the cube the input position is closest to.
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*
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* This method compares the x, y, and z coordinates of the input position.
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*/
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Side GetClosestSide (const Vector &position) const;
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/**
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* \param current the current position
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* \param speed the current speed
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* \returns the intersection point between the rectangle and the current+speed vector.
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*
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* This method assumes that the current position is located _inside_
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* the cube and checks for this with an assert.
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* This method compares only the x and y coordinates of the input position
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* and speed. It ignores the z coordinate.
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*/
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Vector CalculateIntersection (const Vector ¤t, const Vector &speed) const;
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/** The x coordinate of the left bound of the box */
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double xMin;
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/** The x coordinate of the right bound of the box */
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double xMax;
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/** The y coordinate of the bottom bound of the box */
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double yMin;
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/** The y coordinate of the top bound of the box */
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double yMax;
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/** The z coordinate of the down bound of the box */
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double zMin;
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/** The z coordinate of the up bound of the box */
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double zMax;
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};
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std::ostream &operator << (std::ostream &os, const Box &box);
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std::istream &operator >> (std::istream &is, Box &box);
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ATTRIBUTE_HELPER_HEADER (Box);
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} // namespace ns3
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#endif /* BOX_H */
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