Marsyas  0.6.0-alpha
/usr/src/RPM/BUILD/marsyas-0.6.0/src/marsyas/marsystems/Square.cpp
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00001 /*
00002 ** Copyright (C) 1998-2006 George Tzanetakis <gtzan@cs.uvic.ca>
00003 **
00004 ** This program is free software; you can redistribute it and/or modify
00005 ** it under the terms of the GNU General Public License as published by
00006 ** the Free Software Foundation; either version 2 of the License, or
00007 ** (at your option) any later version.
00008 **
00009 ** This program is distributed in the hope that it will be useful,
00010 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
00011 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00012 ** GNU General Public License for more details.
00013 **
00014 ** You should have received a copy of the GNU General Public License
00015 ** along with this program; if not, write to the Free Software
00016 ** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
00017 */
00018 
00019 #include "Square.h"
00020 #include "../common_source.h"
00021 
00022 using namespace std;
00023 using namespace Marsyas;
00024 
00025 Square::Square(mrs_string name):MarSystem("Square", name)
00026 {
00027 }
00028 
00029 Square::Square(const Square& a) : MarSystem(a)
00030 {
00031 }
00032 
00033 
00034 Square::~Square()
00035 {
00036 }
00037 
00038 MarSystem*
00039 Square::clone() const
00040 {
00041   return new Square(*this);
00042 }
00043 
00044 void
00045 Square::myUpdate(MarControlPtr sender)
00046 {
00047   MRSDIAG("Square.cpp - Square:myUpdate");
00048 
00049   // Use the default matching of the output slice format with the input slice format.
00050   MarSystem::myUpdate(sender);
00051 }
00052 
00053 void
00054 Square::myProcess(realvec& in, realvec& out)
00055 {
00056   mrs_natural t,o;
00057   for (o=0; o < inObservations_; o++)
00058   {
00059     for (t = 0; t < inSamples_; t++)
00060     {
00061       out(o, t) = in(o, t) * in(o, t);
00062     }
00063   }
00064 }