Marsyas
0.6.0-alpha
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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 "DCSource.h" 00020 00021 using namespace std; 00022 using namespace Marsyas; 00023 00024 DCSource::DCSource(mrs_string name):MarSystem("DCSource",name) 00025 { 00026 //type_ = "DCSource"; 00027 //name_ = name; 00028 00029 addControls(); 00030 00031 00032 } 00033 00034 DCSource::~DCSource() 00035 { 00036 } 00037 00038 MarSystem* 00039 DCSource::clone() const 00040 { 00041 return new DCSource(*this); 00042 } 00043 00044 void 00045 DCSource::addControls() 00046 { 00047 addctrl("mrs_real/level", 1.0); 00048 } 00049 00050 void 00051 DCSource::myUpdate(MarControlPtr sender) 00052 { 00053 MarSystem::myUpdate(sender); 00054 } 00055 00056 void 00057 DCSource::myProcess(realvec &in, realvec &out) 00058 { 00059 (void) in; 00060 00061 mrs_real level = (getctrl("mrs_real/level")->to<mrs_real>()); 00062 mrs_natural inSamples = getctrl("mrs_natural/inSamples")->to<mrs_natural>(); 00063 00064 // cout << "f=" << frequency; 00065 // cout << "d=" << duty; 00066 // cout << "irate=" << irate; 00067 // cout << "deltaphase=" << incr; 00068 // cout << "insamples=" << inSamples; 00069 00070 for (mrs_natural t=0; t < inSamples; t++) 00071 { 00072 out(0,t) = level; 00073 } 00074 } 00075 00076 00077 00078 //00053 void 00079 //00054 NoiseSource::myProcess(realvec &in, realvec &out) 00080 //00055 { 00081 //00056 for (mrs_natural t=0; t < inSamples_; t++) 00082 //00057 out(t) = (mrs_real)(2.0 * rand() / (RAND_MAX + 1.0) )-1; 00083 //00058 } 00084 //00059 00085 //00060 00086 //00061 00087 00088