You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
tdemultimedia/arts/modules/synth/synth_autopanner_impl.cc

51 lines
1.7 KiB

/*
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 "artsmodulessynth.h"
#include "stdsynthmodule.h"
using namespace Arts;
// An Autopanner is used to automatically pan the input signal between
// the left and the right output. This makes mixes more lively. A
// standard application would be a guitar or lead sound. Connect a
// LFO, a sine or saw wave for example to "inlfo" and select a
// frequency between 0.1 and 5Hz for a traditional effect or even more
// for Special FX.
class Synth_AUTOPANNER_impl : virtual public Synth_AUTOPANNER_skel,
virtual public StdSynthModule
{
public:
void calculateBlock(unsigned long samples)
{
unsigned long i;
for(i=0; i<samples; i++)
{
outvalue1[i] = invalue[i] * (1.0 - (inlfo[i] + 1.0) / 2.0);
outvalue2[i] = invalue[i] * (inlfo[i] + 1.0) / 2.0;
}
}
};
REGISTER_IMPLEMENTATION(Synth_AUTOPANNER_impl);