antenna.h
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- /* -*- Mode:C++; c-basic-offset:8; tab-width:8; indent-tabs-mode:t -*- */
- /*
- * Copyright (c) 1997 Regents of the University of California.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the Computer Systems
- * Engineering Group at Lawrence Berkeley Laboratory.
- * 4. Neither the name of the University nor of the Laboratory may be used
- * to endorse or promote products derived from this software without
- * specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
- /* Ported from CMU/Monarch's code, nov'98 -Padma.
-
- antenna.h
- super class for all antenna types
- */
- #ifndef ns_antenna_h
- #define ns_antenna_h
- #include "object.h"
- #include "lib/bsd-list.h"
- class Antenna;
- LIST_HEAD(an_head, Antenna);
- class Antenna : public TclObject {
- public:
- Antenna();
-
- virtual double getTxGain(double /*dX*/, double /*dY*/, double /*dZ*/,
- double /*lambda*/);
- // return the gain for a signal to a node at vector dX, dY, dZ
- // from the transmitter at wavelength lambda
- virtual double getRxGain(double /*dX*/, double /*dY*/, double /*dZ*/,
- double /*lambda*/);
- // return the gain for a signal from a node at vector dX, dY, dZ
- // from the receiver at wavelength lambda
-
- virtual Antenna * copy();
- // return a pointer to a copy of this antenna that will return the
- // same thing for get{Rx,Tx}Gain that this one would at this point
- // in time. This is needed b/c if a pkt is sent with a directable
- // antenna, this antenna may be have been redirected by the time we
- // call getTxGain on the copy to determine if the pkt is received.
- virtual void release();
- // release a copy created by copy() above
- inline void insert(struct an_head* head) {
- LIST_INSERT_HEAD(head, this, link);
- }
- virtual inline double getX() {return X_;}
- virtual inline double getY() {return Y_;}
- virtual inline double getZ() {return Z_;}
- private:
- LIST_ENTRY(Antenna) link;
-
- protected:
- double X_; // position w.r.t. the node
- double Y_;
- double Z_;
- };
- #endif // ns_antenna_h