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/*
(c) Fraser Stuart 2009
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/* 2.0 * atan(1.0) */
#define PI_ON_2 1.570796327
/* -1.0 / log10(sin(0.2 * atan(1.0))) */
#define ITUBE_MAGIC 1.241206735
/*2^31-2 */
#define TWO31_MINUS2 2147483646
/* param change detect function */
void checkParamChange(unsigned long param, LADSPA_Data * control, LADSPA_Data * last, LADSPA_Data * converted, unsigned long sr, LADSPA_Data (*ConvertFunction)(unsigned long, LADSPA_Data, unsigned long));
/* soft clipping function */
LADSPA_Data InoClip(LADSPA_Data in);
/* distortion function */
LADSPA_Data ITube(LADSPA_Data in, LADSPA_Data Drive);
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