further checkins

svn path=/trunk/externals/tb/; revision=1866

4 files changed, 558 insertions, 0 deletions

diff --git a/sc4pd/source/CoinGate.cpp b/sc4pd/source/CoinGate.cpp
new file mode 100644
index 0000000..27961c2
--- /dev/null
+++ b/sc4pd/source/CoinGate.cpp
@@ -0,0 +1,92 @@
+/* sc4pd 
+   CoinGate
+
+   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: the sounds coming through my open window
+   
+*/
+
+#include <flext.h>
+#include "SC_PlugIn.h"
+#include "support.hpp"
+
+
+#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406)
+#error You need at least FLEXT version 0.4.6
+#endif
+
+
+/* ------------------------ CoinGate ---------------------------------*/
+
+class CoinGate_kr:
+    public flext_base
+{
+    FLEXT_HEADER(CoinGate_kr,flext_base);
+
+public:
+    CoinGate_kr(int argc, t_atom *argv);
+    
+protected:
+    void m_bang();
+
+    void m_seed(int i)
+    {
+	rgen.init(i);
+    }
+
+private:
+    float prob;
+    FLEXT_CALLBACK(m_bang);
+    FLEXT_CALLBACK_I(m_seed);
+    RGen rgen;
+};
+
+FLEXT_LIB_V("CoinGate",CoinGate_kr);
+
+CoinGate_kr::CoinGate_kr(int argc, t_atom *argv)
+{
+    AtomList Args(argc,argv);
+    
+    rgen.init(timeseed());
+
+    prob = sc_getfloatarg(Args,0);
+        
+    FLEXT_ADDBANG(0,m_bang);
+    FLEXT_ADDMETHOD_(0,"seed",m_seed);
+    AddOutBang();
+}
+
+void CoinGate_kr::m_bang()
+{
+    if(rgen.frand() < prob)    
+	ToOutBang(0);
+}
diff --git a/sc4pd/source/LinRand.cpp b/sc4pd/source/LinRand.cpp
new file mode 100644
index 0000000..3ebc458
--- /dev/null
+++ b/sc4pd/source/LinRand.cpp
@@ -0,0 +1,184 @@
+/* sc4pd 
+   LinRand, LinRand~
+
+   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: Jim O'Rourke & Loren Mazzacane Connors: In Bern
+   
+*/
+
+#include <flext.h>
+#include "SC_PlugIn.h"
+#include "support.hpp"
+
+
+#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406)
+#error You need at least FLEXT version 0.4.6
+#endif
+
+
+/* ------------------------ LinRand~ -------------------------------*/
+
+class LinRand_ar:
+    public flext_dsp
+{
+    FLEXT_HEADER(LinRand_ar,flext_dsp);
+    
+public:
+    LinRand_ar(int argc, t_atom *argv);
+    
+protected:
+    virtual void m_signal(int n, t_sample *const *in, t_sample *const *out);
+    virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out);
+
+    void m_seed(int i)
+    {
+	rgen.init(i);
+    }
+    
+private:
+    float m_sample;
+    float lo;
+    float hi;
+    int sc_n;
+    RGen rgen;
+    FLEXT_CALLBACK_I(m_seed);
+};
+
+FLEXT_LIB_DSP_V("LinRand~",LinRand_ar);
+
+LinRand_ar::LinRand_ar(int argc, t_atom *argv)
+{
+    FLEXT_ADDMETHOD_(0,"seed",m_seed);
+
+    AtomList Args(argc,argv);
+
+    if (Args.Count() != 3)
+    {
+	post("not enough arguments");
+	return;
+    }
+    lo=sc_getfloatarg(Args,0);
+    hi=sc_getfloatarg(Args,1);
+    sc_n=sc_getfloatarg(Args,2);
+    
+    rgen.init(timeseed());
+
+    AddOutSignal();
+}
+
+void LinRand_ar::m_dsp(int n, t_sample *const *in, t_sample *const *out)
+{
+    float range = hi - lo;
+    float a, b;
+    a = rgen.frand();
+    b = rgen.frand();
+    if (sc_n <= 0) {
+	m_sample = sc_min(a, b) * range + lo;
+    } else {
+	m_sample = sc_max(a, b) * range + lo;
+    }
+}
+
+
+void LinRand_ar::m_signal(int n, t_sample *const *in, 
+		       t_sample *const *out)
+{
+    t_sample *nout = *out;
+    
+    float sample = m_sample;
+    
+    for (int i = 0; i!= n;++i)
+    {
+	(*(nout)++) = sample;
+    }
+}
+
+
+/* ------------------------ LinRand ---------------------------------*/
+
+class LinRand_kr:
+    public flext_base
+{
+    FLEXT_HEADER(LinRand_kr,flext_base);
+
+public:
+    LinRand_kr(int argc, t_atom *argv);
+    
+protected:
+    void m_loadbang();
+
+    void m_seed(int i)
+    {
+	rgen.init(i);
+    }
+
+private:
+    float lo;
+    float hi;
+    int sc_n;
+    RGen rgen;
+    FLEXT_CALLBACK_I(m_seed);
+};
+
+FLEXT_LIB_V("LinRand",LinRand_kr);
+
+LinRand_kr::LinRand_kr(int argc, t_atom *argv)
+{
+    FLEXT_ADDMETHOD_(0,"seed",m_seed);
+
+    AtomList Args(argc,argv);
+    if (Args.Count() != 3)
+    {
+	post("not enough arguments");
+	return;
+    }
+    lo=sc_getfloatarg(Args,0);
+    hi=sc_getfloatarg(Args,1);
+    sc_n=sc_getfloatarg(Args,2);
+    
+    rgen.init(timeseed());
+
+    AddOutFloat();
+}
+
+void LinRand_kr::m_loadbang()
+{
+    float range = hi - lo;
+    float a, b;
+    a = rgen.frand();
+    b = rgen.frand();
+    if (sc_n <= 0) {
+	ToOutFloat(0,sc_min(a, b) * range + lo);
+    } else {
+	ToOutFloat(0,sc_max(a, b) * range + lo);
+    }
+}
diff --git a/sc4pd/source/NRand.cpp b/sc4pd/source/NRand.cpp
new file mode 100644
index 0000000..9921c82
--- /dev/null
+++ b/sc4pd/source/NRand.cpp
@@ -0,0 +1,180 @@
+/* sc4pd 
+   NRand, NRand~
+
+   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: Jim O'Rourke & Loren Mazzacane Connors: In Bern
+   
+*/
+
+#include <flext.h>
+#include "SC_PlugIn.h"
+#include "support.hpp"
+
+
+#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406)
+#error You need at least FLEXT version 0.4.6
+#endif
+
+
+/* ------------------------ NRand~ -------------------------------*/
+
+class NRand_ar:
+    public flext_dsp
+{
+    FLEXT_HEADER(NRand_ar,flext_dsp);
+    
+public:
+    NRand_ar(int argc, t_atom *argv);
+    
+protected:
+    virtual void m_signal(int n, t_sample *const *in, t_sample *const *out);
+    virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out);
+
+    void m_seed(int i)
+    {
+	rgen.init(i);
+    }
+    
+private:
+    float m_sample;
+    float lo;
+    float hi;
+    int sc_n;
+    RGen rgen;
+    FLEXT_CALLBACK_I(m_seed);
+};
+
+FLEXT_LIB_DSP_V("NRand~",NRand_ar);
+
+NRand_ar::NRand_ar(int argc, t_atom *argv)
+{
+    FLEXT_ADDMETHOD_(0,"seed",m_seed);
+
+    AtomList Args(argc,argv);
+
+    if (Args.Count() != 3)
+    {
+	post("not enough arguments");
+	return;
+    }
+    lo=sc_getfloatarg(Args,0);
+    hi=sc_getfloatarg(Args,1);
+    sc_n=sc_getfloatarg(Args,2);
+    
+    rgen.init(timeseed());
+
+    AddOutSignal();
+}
+
+void NRand_ar::m_dsp(int n, t_sample *const *in, t_sample *const *out)
+{
+    float range = hi - lo;
+    float sum = 0;
+    for (int i=0; i<sc_n; ++i) 
+    {
+	sum += rgen.frand();
+    }
+    m_sample = (sum/sc_n) * range + lo;
+}
+
+
+void NRand_ar::m_signal(int n, t_sample *const *in, 
+		       t_sample *const *out)
+{
+    t_sample *nout = *out;
+    
+    float sample = m_sample;
+    
+    for (int i = 0; i!= n;++i)
+    {
+	(*(nout)++) = sample;
+    }
+}
+
+
+/* ------------------------ NRand ---------------------------------*/
+
+class NRand_kr:
+    public flext_base
+{
+    FLEXT_HEADER(NRand_kr,flext_base);
+
+public:
+    NRand_kr(int argc, t_atom *argv);
+    
+protected:
+    void m_loadbang();
+
+    void m_seed(int i)
+    {
+	rgen.init(i);
+    }
+
+private:
+    float lo;
+    float hi;
+    int sc_n;
+    RGen rgen;
+    FLEXT_CALLBACK_I(m_seed);
+};
+
+FLEXT_LIB_V("NRand",NRand_kr);
+
+NRand_kr::NRand_kr(int argc, t_atom *argv)
+{
+    FLEXT_ADDMETHOD_(0,"seed",m_seed);
+
+    AtomList Args(argc,argv);
+    if (Args.Count() != 3)
+    {
+	post("not enough arguments");
+	return;
+    }
+    lo=sc_getfloatarg(Args,0);
+    hi=sc_getfloatarg(Args,1);
+    sc_n=sc_getfloatarg(Args,2);
+    
+    rgen.init(timeseed());
+
+    AddOutFloat();
+}
+
+void NRand_kr::m_loadbang()
+{
+    float range = hi - lo;
+    float sum = 0;
+    for (int i=0; i<sc_n; ++i) 
+    {
+	sum += rgen.frand();
+    }
+    ToOutFloat(0,(sum/sc_n) * range + lo);
+}
diff --git a/sc4pd/source/support.cpp b/sc4pd/source/support.cpp
new file mode 100644
index 0000000..2e06e9e
--- /dev/null
+++ b/sc4pd/source/support.cpp
@@ -0,0 +1,102 @@
+/* sc4pd: 
+   support functions
+   
+   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: Nmperign & Guenter Mueller: More Gloom, More Light
+   
+*/
+
+#include <flext.h>
+#include "SC_PlugIn.h"
+
+#include <sys/time.h>
+
+#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406)
+#error You need at least FLEXT version 0.4.6
+#endif
+
+
+bool sc_add (flext::AtomList a)
+{
+    for (int i = 0; i!=a.Count();++i)
+    {
+	if ( flext::IsSymbol(a[i]) )
+	{
+	    const char * teststring; 
+	    teststring = flext::GetString(a[i]);
+	    if((strcmp(teststring,"add"))==0)
+		return true;
+	}
+    }
+    return false;
+}
+
+float sc_getfloatarg (flext::AtomList a,int i)
+{
+    if (a.Count() > 0 && a.Count() > i)
+	return flext::GetAFloat(a[i]);
+    else 
+	return 0;
+}
+
+bool sc_ar(flext::AtomList a)
+{
+    for (int i = 0; i!=a.Count();++i)
+    {
+	if ( flext::IsSymbol(a[i]) )
+	{
+	    const char * teststring; 
+	    teststring = flext::GetString(a[i]);
+	    if((strcmp(teststring,"ar"))==0)
+		return true;
+	}
+    }
+    return false;
+}
+
+// macros to put rgen state in registers
+#define RGET \
+	uint32 s1 = rgen.s1; \
+	uint32 s2 = rgen.s2; \
+	uint32 s3 = rgen.s3; 
+
+#define RPUT \
+	rgen.s1 = s1; \
+	rgen.s2 = s2; \
+	rgen.s3 = s3;
+
+int32 timeseed()
+{
+	static int32 count = 0;
+	struct timeval tv;
+	gettimeofday(&tv, 0);
+	return (int32)tv.tv_sec ^ (int32)tv.tv_usec ^ count--;
+}