1 files changed, 115 insertions, 0 deletions
diff --git a/sc4pd/source/Hasher.cpp b/sc4pd/source/Hasher.cpp
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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 "sc4pd.hpp"
+
+/* ------------------------ Hasher~ -----------------------------------*/
+
+class Hasher_ar
+    :public sc4pd_dsp
+{
+    FLEXT_HEADER(Hasher_ar,sc4pd_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);
+}