/usr/include/SndObj/FastOsc.h is in libsndobj-dev 2.6.7+ds1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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////////////////////////////////////////////////////////////////////////
// This file is part of the SndObj library
//
// 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
// Copyright (c)Victor Lazzarini, 1997-2004
// See License.txt for a disclaimer of all warranties
// and licensing informationc
#ifndef _FASTOSC_H
#define _FASTOSC_H
#include "SndObj.h"
#include "Table.h"
const long phasemask = 0x0FFFFFFL;
const long maxlength = 0x1000000L;
class FastOsc : public SndObj {
protected:
long m_phase;
long m_size;
float m_factor;
long m_lobits;
float m_amp;
float m_fr;
Table* m_ptable;
public:
FastOsc();
FastOsc(Table* table, float fr, float amp,
int vecsize=DEF_VECSIZE, float sr=DEF_SR);
~FastOsc();
void SetFreq(float fr) { m_fr = fr;}
void SetAmp(float amp) { m_amp = amp;}
void SetPhase(float phase){m_phase = (long)(maxlength*phase);}
virtual void SetTable(Table* table);
int Set(char* mess, float value);
int Connect(char* mess, void* input);
void SetSr(float sr);
short DoProcess();
};
#endif
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