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/* sc4pd
Hasher~, Hasher
Copyright (c) 2004 Tim Blechmann.
This code is derived from:
SuperCollider real time audio synthesis system
Copyright (c) 2002 James McCartney. All rights reserved.
http://www.audiosynth.com
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.
Based on:
PureData by Miller Puckette and others.
http://www.crca.ucsd.edu/~msp/software.html
FLEXT by Thomas Grill
http://www.parasitaere-kapazitaeten.net/ext
SuperCollider by James McCartney
http://www.audiosynth.com
Coded while listening to: Philip Jeck: Stoke
*/
#include "support.hpp"
/* ------------------------ Hasher~ -----------------------------------*/
class Hasher_ar
:public flext_dsp
{
FLEXT_HEADER(Hasher_ar,flext_dsp);
public:
Hasher_ar();
protected:
virtual void m_signal(int n, t_sample *const *in, t_sample *const *out);
private:
};
FLEXT_LIB_DSP("Hasher~",Hasher_ar);
Hasher_ar::Hasher_ar()
{
AddOutSignal();
}
void Hasher_ar::m_signal(int n, t_sample *const *in,
t_sample *const *out)
{
int32 *nin = (int32*)*in;
t_sample *nout = *out;
for (int i = 0; i!= n;++i)
{
union { float f; int i; } u;
int z = (*(nin)++);
u.i = 0x40000000 | ((uint32)Hash(z) >> 9);
(*(nout)++) = u.f -3.f;
}
}
/* ------------------------ Hasher ------------------------------------*/
class Hasher_kr
:public flext_base
{
FLEXT_HEADER(Hasher_kr,flext_base);
public:
Hasher_kr();
protected:
void m_perform(float f);
private:
FLEXT_CALLBACK_F(m_perform);
};
FLEXT_LIB("Hasher",Hasher_kr);
Hasher_kr::Hasher_kr()
{
AddInFloat();
AddOutFloat();
FLEXT_ADDMETHOD(0,m_perform);
}
void Hasher_kr::m_perform(float f)
{
int32 * fi = (int32*) &f;
union { float f; int i; } u;
int z = *fi;
u.i = 0x40000000 | ((uint32)Hash(z) >> 9);
ToOutFloat(0,u.f -3.f);
}
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