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/*
Copyright (C) 2000 Jeff Tranter
tranter@pobox.com
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include <math.h>
#include "artsmodulessynth.h"
#include "stdsynthmodule.h"
using namespace Arts;
namespace Arts {
// This is a sawtooth that has it's trough rounded off using a cosine
// wave.
class Synth_WAVE_SOFTSAW_impl : virtual public Synth_WAVE_SOFTSAW_skel,
virtual public StdSynthModule
{
public:
void calculateBlock(unsigned long cycles)
{
for(unsigned long i=0; i<cycles; i++)
if ((pos[i] < 0.1) || (pos[i] > 0.9))
outvalue[i] = 1 - pos[i] * 2;
else
outvalue[i] = cos(pos[i]*2*M_PI);
}
};
REGISTER_IMPLEMENTATION(Synth_WAVE_SOFTSAW_impl);
}
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