39 files changed, 1017 insertions, 511 deletions
diff --git a/externals/grill/flext/config-pd-darwin.txt b/externals/grill/flext/config-pd-darwin.txt
index a07cf62f..e017030e 100644
--- a/externals/grill/flext/config-pd-darwin.txt
+++ b/externals/grill/flext/config-pd-darwin.txt
@@ -22,4 +22,5 @@ INSTDIR=/usr/local/pd/flext
 
 # additional compiler flags
 # (check if they fit for your system!)
-# UFLAGS=-maltivec
-\ No newline at end of file
+UFLAGS=-malign-power -maltivec
+
diff --git a/externals/grill/flext/flext.cw b/externals/grill/flext/flext.cw
index 2d1ea660..79e2896c 100644
--- a/externals/grill/flext/flext.cw
+++ b/externals/grill/flext/flext.cw
diff --git a/externals/grill/flext/readme.txt b/externals/grill/flext/readme.txt
index 8cbf4049..2196fb72 100644
--- a/externals/grill/flext/readme.txt
+++ b/externals/grill/flext/readme.txt
@@ -111,7 +111,7 @@ see flext.h, fldefs.h and flclass.h for the documented base definitions and clas
 Version history:
 
 0.4.2:
-- port for jMax
+- started port for jMax
 - moved CLASS_MAINSIGNALIN to class scope (fixed "float method overwritten" warning)
 - unix makefiles: CXX should be commented out if standard (to enable environmental settings)
 - introduced default returns for the different flext::GetA* functions
@@ -120,6 +120,7 @@ Version history:
 - added new POSIX for ThrCond::TimedWait (but still have to find out when to enable it....)
 - added CopySamples and ZeroSamples
 - fixed bug for DSP object with zero signal inlets in PD
+- added validity check for sample buffers
 
 0.4.1:
 - full port for Max@OSX
diff --git a/externals/grill/flext/source/flbuf.cpp b/externals/grill/flext/source/flbuf.cpp
index ebfe2abf..633f0d45 100644
--- a/externals/grill/flext/source/flbuf.cpp
+++ b/externals/grill/flext/source/flbuf.cpp
@@ -119,6 +119,24 @@ int flext::buffer::Set(const t_symbol *s,bool nameonly)
 	return ret;
 }
 
+bool flext::buffer::Valid() const
+{
+	if(sym) {
+#if FLEXT_SYS == FLEXT_SYS_PD
+		int frames1;
+		t_sample *data1;
+		return garray_getfloatarray(arr, &frames1, &data1) != 0;
+#elif FLEXT_SYS == FLEXT_SYS_MAX
+		const _buffer *p = (const _buffer *)sym->s_thing;
+		return p && p->b_valid;
+#else
+#error
+#endif 
+	}
+	else return false;
+}
+
+
 bool flext::buffer::Update()
 {
 	if(!Ok()) return false;
@@ -172,7 +190,7 @@ void flext::buffer::Frames(int fr,bool keep)
 		// copy buffer data to tmp storage
 		tmp = new t_sample[sz];
 		if(tmp)
-			BlockMoveData(data,tmp,sizeof(t_sample)*sz);
+			CopySamples(data,tmp,sz);
 		else
 			error("flext::buffer - not enough memory for keeping buffer~ contents");
 	}
@@ -190,7 +208,7 @@ void flext::buffer::Frames(int fr,bool keep)
 
 	if(tmp) {
 		// copy data back
-		BlockMoveData(tmp,data,sizeof(t_sample)*sz);
+		CopySamples(tmp,data,sz);
 		delete[] tmp;
 	}
 #else
diff --git a/externals/grill/flext/source/fllib.cpp b/externals/grill/flext/source/fllib.cpp
index 998cbae3..f061c2cb 100755
--- a/externals/grill/flext/source/fllib.cpp
+++ b/externals/grill/flext/source/fllib.cpp
@@ -19,7 +19,7 @@ WARRANTIES, see the file, "license.txt," in this distribution.
 #define ALIASDEL ','
 
 #define ALIASSLASHES ":/\\"
-#if FLEXT_OS == FLEXT_OS_MACOS
+#if FLEXT_OS == FLEXT_OS_MAC
 	#define ALIASSLASH ':'
 #elif FLEXT_OS == FLEXT_OS_WIN
 	#if FLEXT_SYS == FLEXT_SYS_PD
diff --git a/externals/grill/flext/source/flprefix.h b/externals/grill/flext/source/flprefix.h
index ad1d1edb..dce223e7 100755
--- a/externals/grill/flext/source/flprefix.h
+++ b/externals/grill/flext/source/flprefix.h
@@ -48,14 +48,15 @@ WARRANTIES, see the file, "license.txt," in this distribution.
 // --- definitions for FLEXT_OS ----------------------
 #define FLEXT_OS_UNKNOWN	0
 #define FLEXT_OS_WIN	1
-#define FLEXT_OS_MACOS	2  
+#define FLEXT_OS_MAC	2  
 #define FLEXT_OS_LINUX	3
 #define FLEXT_OS_IRIX	4
 
 // --- definitions for FLEXT_OS_API ---------------------
 #define FLEXT_OSAPI_UNKNOWN	0
-#define FLEXT_OSAPI_MAC_CARBON 1
-#define FLEXT_OSAPI_MAC_OSX 2
+#define FLEXT_OSAPI_MAC_CLASSIC 1
+#define FLEXT_OSAPI_MAC_CARBON 2
+#define FLEXT_OSAPI_MAC_OSX 3
 
 // --- definitions for FLEXT_CPU ---------------------
 #define FLEXT_CPU_UNKNOWN	0
@@ -160,7 +161,7 @@ WARRANTIES, see the file, "license.txt," in this distribution.
 
 	#ifndef FLEXT_OS
 		#if TARGET_OS_MAC
-			#define FLEXT_OS FLEXT_OS_MACOS
+			#define FLEXT_OS FLEXT_OS_MAC
 		#elif TARGET_OS_WIN32
 			// assume Windows
 			#define FLEXT_OS FLEXT_OS_WIN
@@ -205,14 +206,14 @@ WARRANTIES, see the file, "license.txt," in this distribution.
 		#elif defined(__CYGWIN__) || defined(__CYGWIN32__)
 			#define FLEXT_OS FLEXT_OS_WIN
 		#elif defined(__APPLE__) && defined(__MACH__)
-			#define FLEXT_OS FLEXT_OS_MACOS
+			#define FLEXT_OS FLEXT_OS_MAC
 		// how about IRIX??
 		#else
 			#define FLEXT_OS FLEXT_OS_UNKNOWN
 		#endif
 	#endif
 
-	#if FLEXT_OS == FLEXT_OS_MACOS
+	#if FLEXT_OS == FLEXT_OS_MAC
 		#define FLEXT_OSAPI FLEXT_OSAPI_MAC_OSX
 	#else
 		#define FLEXT_OSAPI FLEXT_OSAPI_UNKNOWN
@@ -234,7 +235,7 @@ WARRANTIES, see the file, "license.txt," in this distribution.
 
 	#ifndef FLEXT_OS
 		#if defined(macintosh)
-			#define FLEXT_OS FLEXT_OS_MACOS
+			#define FLEXT_OS FLEXT_OS_MAC
 		#else
 			#define FLEXT_OS FLEXT_OS_UNKNOWN
 		#endif
@@ -269,7 +270,7 @@ WARRANTIES, see the file, "license.txt," in this distribution.
 	#else
 		#error "Flext SYS/OS combination unknown"
 	#endif
-#elif FLEXT_OS == FLEXT_OS_MACOS
+#elif FLEXT_OS == FLEXT_OS_MAC
 //	#pragma message("Compiling for MacOS")
 
 	#if FLEXT_SYS == FLEXT_SYS_PD
@@ -288,7 +289,7 @@ WARRANTIES, see the file, "license.txt," in this distribution.
 // set threading model
 #ifdef FLEXT_THREADS
 	#undef FLEXT_THREADS
-	#if FLEXT_OS == FLEXT_OS_MACOS && FLEXT_SYS == FLEXT_SYS_MAX
+	#if FLEXT_OS == FLEXT_OS_MAC && FLEXT_SYS == FLEXT_SYS_MAX
 		// Max crashes with posix threads (but don't know why...)
 		#define FLEXT_THREADS FLEXT_THR_MP		
 	#else
diff --git a/externals/grill/flext/source/flstdc.h b/externals/grill/flext/source/flstdc.h
index e36ec4e4..873f4243 100644
--- a/externals/grill/flext/source/flstdc.h
+++ b/externals/grill/flext/source/flstdc.h
@@ -71,7 +71,7 @@ typedef t_clock t_qelem;
 
 // Include the relevant Max/MSP header files
 
-#if FLEXT_OS == FLEXT_OS_MACOS
+#if FLEXT_OS == FLEXT_OS_MAC
 	#ifndef __MRC__
 		#define powerc
 	#endif
diff --git a/externals/grill/flext/source/flsupport.cpp b/externals/grill/flext/source/flsupport.cpp
index 3c6ab8f3..f3309ab0 100644
--- a/externals/grill/flext/source/flsupport.cpp
+++ b/externals/grill/flext/source/flsupport.cpp
@@ -128,13 +128,22 @@ void flext::GetAString(const t_atom &a,char *buf,int szbuf)
 #endif
 }  
 
+unsigned long flext::AtomHash(const t_atom &a)
+{
+#if FLEXT_SYS == FLEXT_SYS_MAX || FLEXT_SYS == FLEXT_SYS_PD
+	return ((unsigned long)a.a_type<<28)^*(unsigned long *)&a.a_w;
+#else
+#error Not implemented
+#endif
+}
+
 unsigned int flext::FoldBits(unsigned long h,int bits)
 {
 	if(!bits) return 0;
 	const int hmax = (1<<bits)-1;
 	unsigned int ret = 0;
 	for(unsigned int i = 0; i < sizeof(h)*8; i += bits)
-		ret = ret^((h>>i)&hmax);
+		ret ^= (h>>i)&hmax;
 	return ret;
 }
 
diff --git a/externals/grill/flext/source/flsupport.h b/externals/grill/flext/source/flsupport.h
index 66f16dac..497351d2 100644
--- a/externals/grill/flext/source/flsupport.h
+++ b/externals/grill/flext/source/flsupport.h
@@ -95,6 +95,10 @@ public:
 		*/
 		bool Ok() const { return sym != NULL && data != NULL; }
 		
+		/*! \brief Check if buffer is valid
+		*/
+		bool Valid() const;
+		
 		/*! \brief Check and update if the buffer has been changed (e.g. resized)
 		*/
 		bool Update();
@@ -167,17 +171,21 @@ public:
 	static t_atom *CopyList(int argc,const t_atom *argv);
 	//! Copy a memory region
 	static void CopyMem(void *dst,const void *src,int bytes);
-	static void CopySamples(t_sample *dst,const t_sample *src,int cnt) { CopyMem(dst,src,cnt*sizeof(t_sample)); }
-	//! Zero a memory region
+	static void CopySamples(t_sample *dst,const t_sample *src,int cnt);
+	//! Set a memory region
 	static void ZeroMem(void *dst,int bytes);
-	static void ZeroSamples(t_sample *dst,int cnt) { ZeroMem(dst,cnt*sizeof(t_sample)); }
+	static void SetSamples(t_sample *dst,int cnt,t_sample s);
+	static void ZeroSamples(t_sample *dst,int cnt) { SetSamples(dst,cnt,0); }	
 
 	//! Sleep for an amount of time
 	static void Sleep(double s);
 
 
+	//! Get a 32 bit hash value frm an atom
+	static unsigned long AtomHash(const t_atom &a);
+	
 	/*! \brief Fold value to a number of bits
-		\remark Good for hash generation
+		\remark Good for hash tables
 	*/
 	static unsigned int FoldBits(unsigned long h,int bits);
 	
diff --git a/externals/grill/flext/source/flutil.cpp b/externals/grill/flext/source/flutil.cpp
index 1b1d929a..9be38cf1 100644
--- a/externals/grill/flext/source/flutil.cpp
+++ b/externals/grill/flext/source/flutil.cpp
@@ -17,9 +17,9 @@ WARRANTIES, see the file, "license.txt," in this distribution.
 
 #if FLEXT_OS == FLEXT_OS_WIN
 #include <windows.h>
-#elif FLEXT_OS == FLEXT_OS_LINUX || FLEXT_OS == FLEXT_OS_IRIX || defined(__GNUC__)
+#elif FLEXT_OS == FLEXT_OS_LINUX || FLEXT_OS == FLEXT_OS_IRIX || FLEXT_OSAPI == FLEXT_OSAPI_MAC_OSX
 #include <unistd.h>
-#elif FLEXT_OS == FLEXT_OS_MACOS
+#elif FLEXT_OS == FLEXT_OS_MAC
 #include <Timer.h>
 #include <Threads.h>
 #endif
@@ -34,13 +34,41 @@ void flext::ZeroMem(void *dst,int bytes)
 	memset(dst,0,bytes);
 }
 
+void flext::CopySamples(t_sample *dst,const t_sample *src,int cnt) 
+{
+	int n = cnt>>3;
+	cnt -= n<<3;
+	while(n--) {
+		dst[0] = src[0]; dst[1] = src[1];
+		dst[2] = src[2]; dst[3] = src[3];
+		dst[4] = src[4]; dst[5] = src[5];
+		dst[6] = src[6]; dst[7] = src[7];
+		src += 8,dst += 8;
+	}
+	
+	while(cnt--) *(dst++) = *(src++); 
+}
+
+void flext::SetSamples(t_sample *dst,int cnt,t_sample s) 
+{
+	int n = cnt>>3;
+	cnt -= n<<3;
+	while(n--) {
+		dst[0] = dst[1] = dst[2] = dst[3] = dst[4] = dst[5] = dst[6] = dst[7] = s;
+		dst += 8;
+	}
+	
+	while(cnt--) *(dst++) = s; 
+}
+
+
 void flext::Sleep(double s)
 {
 #if FLEXT_OS == FLEXT_OS_WIN
 	::Sleep((long)(s*1000.));
-#elif FLEXT_OS == FLEXT_OS_LINUX || FLEXT_OS == FLEXT_OS_IRIX || defined(__GNUC__)
+#elif FLEXT_OS == FLEXT_OS_LINUX || FLEXT_OS == FLEXT_OS_IRIX || FLEXT_OSAPI == FLEXT_OSAPI_MAC_OSX
 	usleep((long)(s*1000000.));
-#elif FLEXT_OS == FLEXT_OS_MACOS
+#elif FLEXT_OS == FLEXT_OS_MAC
 	// that's just for OS9!
 	UnsignedWide tick;
 	Microseconds(&tick);
diff --git a/externals/grill/flext/tutorial/sndobj1/sndobj1.dsp b/externals/grill/flext/tutorial/sndobj1/sndobj1.dsp
index 0be35837..36ce74e6 100644
--- a/externals/grill/flext/tutorial/sndobj1/sndobj1.dsp
+++ b/externals/grill/flext/tutorial/sndobj1/sndobj1.dsp
@@ -43,7 +43,7 @@ RSC=rc.exe
 # PROP Ignore_Export_Lib 0
 # PROP Target_Dir ""
 # ADD BASE CPP /nologo /MT /W3 /GX /O2 /D "WIN32" /D "NDEBUG" /D "_WINDOWS" /D "_MBCS" /D "_USRDLL" /YX /FD /c
-# ADD CPP /nologo /W3 /O2 /I "..\..\source" /I "f:\prog\packs\sndobj\include" /D "WIN32" /D "NDEBUG" /D "_WINDOWS" /D "_MBCS" /D "_USRDLL" /D "PD" /YX /FD /c
+# ADD CPP /nologo /W3 /O2 /I "..\..\source" /I "f:\prog\audio\sndobj\include" /D "WIN32" /D "NDEBUG" /D "_WINDOWS" /D "_MBCS" /D "_USRDLL" /D "PD" /YX /FD /c
 # ADD BASE MTL /nologo /D "NDEBUG" /mktyplib203 /win32
 # ADD MTL /nologo /D "NDEBUG" /mktyplib203 /win32
 # ADD BASE RSC /l 0xc07 /d "NDEBUG"
@@ -53,7 +53,7 @@ BSC32=bscmake.exe
 # ADD BSC32 /nologo
 LINK32=link.exe
 # ADD BASE LINK32 kernel32.lib /nologo /dll /machine:I386
-# ADD LINK32 kernel32.lib user32.lib pd.lib flext-pdwin.lib sndobj.lib /nologo /dll /machine:I386 /out:"../pd-msvc/sndobj1~.dll" /libpath:"..\..\pd-msvc" /libpath:"f:\prog\packs\sndobj\lib"
+# ADD LINK32 kernel32.lib user32.lib pd.lib flext-pdwin.lib sndobj.lib /nologo /dll /machine:I386 /out:"../pd-msvc/sndobj1~.dll" /libpath:"..\..\pd-msvc" /libpath:"f:\prog\audio\sndobj\lib"
 
 !ELSEIF  "$(CFG)" == "sndobj1 - Win32 Debug"
 
@@ -69,7 +69,7 @@ LINK32=link.exe
 # PROP Ignore_Export_Lib 0
 # PROP Target_Dir ""
 # ADD BASE CPP /nologo /MTd /W3 /Gm /GX /ZI /Od /D "WIN32" /D "_DEBUG" /D "_WINDOWS" /D "_MBCS" /D "_USRDLL" /YX /FD /GZ /c
-# ADD CPP /nologo /W3 /Gm /ZI /Od /I "..\..\source" /I "f:\prog\packs\sndobj\include" /D "WIN32" /D "_DEBUG" /D "_WINDOWS" /D "_MBCS" /D "_USRDLL" /D "PD" /Fr /YX /FD /GZ /c
+# ADD CPP /nologo /W3 /Gm /ZI /Od /I "..\..\source" /I "f:\prog\audio\sndobj\include" /D "WIN32" /D "_DEBUG" /D "_WINDOWS" /D "_MBCS" /D "_USRDLL" /D "PD" /Fr /YX /FD /GZ /c
 # ADD BASE MTL /nologo /D "_DEBUG" /mktyplib203 /win32
 # ADD MTL /nologo /D "_DEBUG" /mktyplib203 /win32
 # ADD BASE RSC /l 0xc07 /d "_DEBUG"
@@ -79,7 +79,7 @@ BSC32=bscmake.exe
 # ADD BSC32 /nologo
 LINK32=link.exe
 # ADD BASE LINK32 kernel32.lib user32.lib /nologo /dll /debug /machine:I386 /pdbtype:sept
-# ADD LINK32 kernel32.lib user32.lib pd.lib flext_d-pdwin.lib sndobj.lib /nologo /dll /debug /machine:I386 /out:"msvc-debug/sndobj1~.dll" /pdbtype:sept /libpath:"..\..\pd-msvc" /libpath:"f:\prog\packs\sndobj\lib"
+# ADD LINK32 kernel32.lib user32.lib pd.lib flext_d-pdwin.lib sndobj.lib /nologo /dll /debug /machine:I386 /out:"msvc-debug/sndobj1~.dll" /pdbtype:sept /libpath:"..\..\pd-msvc" /libpath:"f:\prog\audio\sndobj\lib"
 
 !ENDIF 
 
diff --git a/externals/grill/pool/data.cpp b/externals/grill/pool/data.cpp
index 4984129b..8d5d41c4 100644
--- a/externals/grill/pool/data.cpp
+++ b/externals/grill/pool/data.cpp
@@ -16,9 +16,9 @@ WARRANTIES, see the file, "license.txt," in this distribution.
 #include <stdlib.h>
 
 
-pooldata::pooldata(const S *s):
+pooldata::pooldata(const S *s,I vcnt,I dcnt):
 	sym(s),nxt(NULL),refs(0),
-	root(nullatom,NULL)
+	root(nullatom,NULL,vcnt,dcnt)
 {
 	LOG1("new pool %s",sym?flext_base::GetString(sym):"<private>");
 }
@@ -28,17 +28,18 @@ pooldata::~pooldata()
 	LOG1("free pool %s",sym?flext_base::GetString(sym):"<private>");
 }
 
+
 const A pooldata::nullatom = { A_NULL };
 
 
 V pooldata::Reset()
 {
-	root.Clear(true);
+	root.Reset();
 }
 
-BL pooldata::MkDir(const AtomList &d)
+BL pooldata::MkDir(const AtomList &d,I vcnt,I dcnt)
 {
-	root.AddDir(d);
+	root.AddDir(d,vcnt,dcnt);
 	return true;
 }
 
@@ -117,6 +118,12 @@ I pooldata::GetAll(const AtomList &d,A *&keys,AtomList *&lst)
 	}
 }
 
+I pooldata::CntSub(const AtomList &d)
+{
+	pooldir *pd = root.GetDir(d);
+	return pd?pd->CntSub():0;
+}
+
 I pooldata::GetSub(const AtomList &d,const t_atom **&dirs)
 {
 	pooldir *pd = root.GetDir(d);
@@ -144,7 +151,7 @@ pooldir *pooldata::Copy(const AtomList &d,const A &key,BL cut)
 	if(pd) {
 		AtomList *val = pd->GetVal(key,cut);
 		if(val) {
-			pooldir *ret = new pooldir(nullatom,NULL);
+			pooldir *ret = new pooldir(nullatom,NULL,pd->VSize(),pd->DSize());
 			ret->SetVal(key,val);
 			return ret;
 		}
@@ -159,7 +166,8 @@ pooldir *pooldata::CopyAll(const AtomList &d,I depth,BL cut)
 {
 	pooldir *pd = root.GetDir(d);
 	if(pd) {
-		pooldir *ret = new pooldir(nullatom,NULL);
+		// What sizes should we choose here?
+		pooldir *ret = new pooldir(nullatom,NULL,pd->VSize(),pd->DSize());
 		if(pd->Copy(ret,depth,cut))
 			return ret;
 		else {
@@ -220,4 +228,59 @@ BL pooldata::SvDir(const AtomList &d,const C *flnm,I depth,BL absdir)
 		return false;
 }
 
+BL pooldata::LdDirXML(const AtomList &d,const C *flnm,I depth,BL mkdir)
+{
+	pooldir *pd = root.GetDir(d);
+	if(pd) {
+		C tmp[1024];
+		const C *t = CnvFlnm(tmp,flnm,sizeof tmp);
+		if(t) {
+			ifstream fl(t);
+            BL ret = fl.good() != 0;
+            if(ret) {
+                fl.getline(tmp,sizeof tmp);
+                ret = !strncmp(tmp,"<?xml",5);
+            }
+            if(ret) {
+                fl.getline(tmp,sizeof tmp);
+                // DOCTYPE need not be present / only external DOCTYPE is allowed!
+                if(!strncmp(tmp,"<!DOCTYPE",9)) 
+                    fl.getline(tmp,sizeof tmp);
+                ret = !strncmp(tmp,"<pool>",6);
+            }
+            if(ret)
+                ret = pd->LdDirXML(fl,depth,mkdir);
+            return ret;
+		}
+		else return false;
+	}
+	else
+		return false;
+}
+
+BL pooldata::SvDirXML(const AtomList &d,const C *flnm,I depth,BL absdir)
+{
+	pooldir *pd = root.GetDir(d);
+	if(pd) {
+		C tmp[1024];
+		const C *t = CnvFlnm(tmp,flnm,sizeof tmp);
+		if(t) {
+			ofstream fl(t);
+			AtomList tmp;
+			if(absdir) tmp = d;
+            if(fl.good()) {
+                fl << "<?xml version=\"1.0\" encoding=\"ISO-8859-1\"?>" << endl;
+                fl << "<!DOCTYPE pool SYSTEM \"pool.dtd\">" << endl;
+                fl << "<pool>" << endl;
+                BL ret = pd->SvDirXML(fl,depth,tmp);
+                fl << "</pool>" << endl;
+                return ret;
+            }
+		}
+		else return false;
+	}
+	else
+		return false;
+}
+
 
diff --git a/externals/grill/pool/main.cpp b/externals/grill/pool/main.cpp
index cf513d87..4397a55b 100644
--- a/externals/grill/pool/main.cpp
+++ b/externals/grill/pool/main.cpp
@@ -10,7 +10,10 @@ WARRANTIES, see the file, "license.txt," in this distribution.
 
 #include "pool.h"
 
-#define POOL_VERSION "0.1.1pre"
+#define POOL_VERSION "0.2.0pre"
+
+#define VCNT 64
+#define DCNT 16
 
 class pool:
 	public flext_base
@@ -22,6 +25,8 @@ public:
 	~pool();
 
 	static V setup(t_classid);
+	
+	virtual BL Init();
 
 	pooldata *Pool() { return pl; }
 
@@ -58,6 +63,9 @@ protected:
 	V m_getall();	// only values
 	V m_getrec(I argc,const A *argv);	// also subdirectories
 	V m_getsub(I argc,const A *argv);	// only subdirectories
+	V m_ogetall();	// only values (ordered)
+	V m_ogetrec(I argc,const A *argv);	// also subdirectories (ordered)
+	V m_ogetsub(I argc,const A *argv);	// only subdirectories (ordered)
 	V m_cntall();	// only values
 	V m_cntrec(I argc,const A *argv);	// also subdirectories
 	V m_cntsub(I argc,const A *argv);	// only subdirectories
@@ -74,16 +82,22 @@ protected:
 	V m_copyrec(I argc,const A *argv) { copyrec(MakeSymbol("copyrec"),argc,argv,false); }   // cut directory (and subdirs) into clipboard
 
 	// load/save from/to file
-	V m_load(I argc,const A *argv);
-	V m_save(I argc,const A *argv);
+    V m_load(I argc,const A *argv) { load(argc,argv,false); }
+	V m_save(I argc,const A *argv) { save(argc,argv,false); }
+	V m_loadx(I argc,const A *argv) { load(argc,argv,true); } // XML
+	V m_savex(I argc,const A *argv) { save(argc,argv,true); } // XML
 
 	// load directories
-	V m_lddir(I argc,const A *argv);   // load values into current dir
-	V m_ldrec(I argc,const A *argv);   // load values recursively
+	V m_lddir(I argc,const A *argv) { lddir(argc,argv,false); }   // load values into current dir
+	V m_ldrec(I argc,const A *argv) { ldrec(argc,argv,false); }   // load values recursively
+	V m_ldxdir(I argc,const A *argv) { lddir(argc,argv,true); }   // load values into current dir (XML)
+	V m_ldxrec(I argc,const A *argv) { ldrec(argc,argv,true); }   // load values recursively (XML)
 
 	// save directories
-	V m_svdir(I argc,const A *argv);   // save values in current dir
-	V m_svrec(I argc,const A *argv);   // save values recursively
+	V m_svdir(I argc,const A *argv) { svdir(argc,argv,false); }   // save values in current dir
+	V m_svrec(I argc,const A *argv) { svrec(argc,argv,false); }   // save values recursively
+	V m_svxdir(I argc,const A *argv) { svdir(argc,argv,true); }   // save values in current dir (XML)
+	V m_svxrec(I argc,const A *argv) { svrec(argc,argv,true); }   // save values recursively (XML)
 
 private:
 	static BL KeyChk(const A &a);
@@ -93,20 +107,29 @@ private:
 
 	V set(const S *tag,I argc,const A *argv,BL over);
 	V getdir(const S *tag);
-	I getrec(const S *tag,I level,BL cntonly = false,const AtomList &rdir = AtomList());
-	I getsub(const S *tag,I level,BL cntonly = false,const AtomList &rdir = AtomList());
+	I getrec(const S *tag,I level,BL order,BL cntonly = false,const AtomList &rdir = AtomList());
+	I getsub(const S *tag,I level,BL order,BL cntonly = false,const AtomList &rdir = AtomList());
 
 	V paste(const S *tag,I argc,const A *argv,BL repl);
 	V copy(const S *tag,I argc,const A *argv,BL cut);
 	V copyall(const S *tag,BL cut,I lvls);
 	V copyrec(const S *tag,I argc,const A *argv,BL cut);
 
+	V load(I argc,const A *argv,BL xml);
+	V save(I argc,const A *argv,BL xml);
+	V lddir(I argc,const A *argv,BL xml);   // load values into current dir
+	V ldrec(I argc,const A *argv,BL xml);   // load values recursively
+	V svdir(I argc,const A *argv,BL xml);   // save values in current dir
+	V svrec(I argc,const A *argv,BL xml);   // save values recursively
+
 	V echodir() { if(echo) getdir(MakeSymbol("echo")); }
 
 	BL priv,absdir,echo;
+	I vcnt,dcnt;
 	pooldata *pl;
 	AtomList curdir;
 	pooldir *clip;
+	const S *holdname;
 
 	static pooldata *head,*tail;
 
@@ -121,6 +144,8 @@ private:
 	FLEXT_ATTRVAR_B(echo)
 	FLEXT_ATTRGET_B(priv)
 //	FLEXT_ATTRGET_B(curdir)
+	FLEXT_ATTRVAR_I(vcnt)
+	FLEXT_ATTRVAR_I(dcnt)
 
 	FLEXT_CALLBACK(m_reset)
 
@@ -144,6 +169,9 @@ private:
 	FLEXT_CALLBACK(m_getall)
 	FLEXT_CALLBACK_V(m_getrec)
 	FLEXT_CALLBACK_V(m_getsub)
+	FLEXT_CALLBACK(m_ogetall)
+	FLEXT_CALLBACK_V(m_ogetrec)
+	FLEXT_CALLBACK_V(m_ogetsub)
 	FLEXT_CALLBACK(m_cntall)
 	FLEXT_CALLBACK_V(m_cntrec)
 	FLEXT_CALLBACK_V(m_cntsub)
@@ -164,6 +192,12 @@ private:
 	FLEXT_CALLBACK_V(m_ldrec)
 	FLEXT_CALLBACK_V(m_svdir)
 	FLEXT_CALLBACK_V(m_svrec)
+	FLEXT_CALLBACK_V(m_loadx)
+	FLEXT_CALLBACK_V(m_savex)
+	FLEXT_CALLBACK_V(m_ldxdir)
+	FLEXT_CALLBACK_V(m_ldxrec)
+	FLEXT_CALLBACK_V(m_svxdir)
+	FLEXT_CALLBACK_V(m_svxrec)
 };
 
 FLEXT_NEW_V("pool",pool);
@@ -175,7 +209,7 @@ pooldata *pool::head,*pool::tail;
 V pool::setup(t_classid c)
 {
 	post("");
-	post("pool %s - hierarchical storage object, (C)2002 Thomas Grill",POOL_VERSION);
+	post("pool %s - hierarchical storage object,(C)2002-2003 Thomas Grill",POOL_VERSION);
 	post("");
 
 	head = tail = NULL;
@@ -184,6 +218,8 @@ V pool::setup(t_classid c)
 	FLEXT_CADDATTR_VAR1(c,"absdir",absdir);
 	FLEXT_CADDATTR_VAR1(c,"echodir",echo);
 	FLEXT_CADDATTR_GET(c,"private",priv);
+	FLEXT_CADDATTR_VAR1(c,"valcnt",vcnt);
+	FLEXT_CADDATTR_VAR1(c,"dircnt",dcnt);
 
 	FLEXT_CADDMETHOD_(c,0,"reset",m_reset);
 	FLEXT_CADDMETHOD_(c,0,"set",m_set);
@@ -207,6 +243,9 @@ V pool::setup(t_classid c)
 	FLEXT_CADDMETHOD_(c,0,"getall",m_getall);
 	FLEXT_CADDMETHOD_(c,0,"getrec",m_getrec);
 	FLEXT_CADDMETHOD_(c,0,"getsub",m_getsub);
+	FLEXT_CADDMETHOD_(c,0,"ogetall",m_ogetall);
+	FLEXT_CADDMETHOD_(c,0,"ogetrec",m_ogetrec);
+	FLEXT_CADDMETHOD_(c,0,"ogetsub",m_ogetsub);
 	FLEXT_CADDMETHOD_(c,0,"cntall",m_cntall);
 	FLEXT_CADDMETHOD_(c,0,"cntrec",m_cntrec);
 	FLEXT_CADDMETHOD_(c,0,"cntsub",m_cntsub);
@@ -227,13 +266,20 @@ V pool::setup(t_classid c)
 	FLEXT_CADDMETHOD_(c,0,"ldrec",m_ldrec);
 	FLEXT_CADDMETHOD_(c,0,"svdir",m_svdir);
 	FLEXT_CADDMETHOD_(c,0,"svrec",m_svrec);
+	FLEXT_CADDMETHOD_(c,0,"loadx",m_loadx);
+	FLEXT_CADDMETHOD_(c,0,"savex",m_savex);
+	FLEXT_CADDMETHOD_(c,0,"ldxdir",m_ldxdir);
+	FLEXT_CADDMETHOD_(c,0,"ldxrec",m_ldxrec);
+	FLEXT_CADDMETHOD_(c,0,"svxdir",m_svxdir);
+	FLEXT_CADDMETHOD_(c,0,"svxrec",m_svxrec);
 }
 
 pool::pool(I argc,const A *argv):
 	absdir(true),echo(false),pl(NULL),
-	clip(NULL)
+	clip(NULL),
+	vcnt(VCNT),dcnt(DCNT)
 {
-	SetPool(argc >= 1 && IsSymbol(argv[0])?GetSymbol(argv[0]):NULL);
+	holdname = argc >= 1 && IsSymbol(argv[0])?GetSymbol(argv[0]):NULL;
 
 	AddInAnything();
 	AddOutList();
@@ -247,6 +293,15 @@ pool::~pool()
 	FreePool();
 }
 
+BL pool::Init()
+{
+	if(flext_base::Init()) {
+		SetPool(holdname);	
+		return true;
+	}
+	else return false;
+}
+
 V pool::SetPool(const S *s)
 {
 	if(pl) FreePool();
@@ -257,7 +312,7 @@ V pool::SetPool(const S *s)
 	}
 	else {
 		priv = true;
-		pl = new pooldata;
+		pl = new pooldata(NULL,vcnt,dcnt);
 	}
 }
 
@@ -316,7 +371,7 @@ V pool::m_mkdir(I argc,const A *argv,BL abs)
 		AtomList ndir;
 		if(abs) ndir(argc,argv);
 		else (ndir = curdir).Append(argc,argv);
-		if(!pl->MkDir(ndir)) {
+		if(!pl->MkDir(ndir,vcnt,dcnt)) {
 			post("%s - mkdir: directory couldn't be created",thisName());
 		}
 	}
@@ -491,7 +546,7 @@ V pool::m_geti(I ix)
 	echodir();
 }
 
-I pool::getrec(const S *tag,I level,BL cntonly,const AtomList &rdir)
+I pool::getrec(const S *tag,I level,BL order,BL cntonly,const AtomList &rdir)
 {
 	AtomList gldir(curdir);
 	gldir.Append(rdir);
@@ -527,7 +582,7 @@ I pool::getrec(const S *tag,I level,BL cntonly,const AtomList &rdir)
 		else {
 			I lv = level > 0?level-1:-1;
 			for(I i = 0; i < cnt; ++i) {
-				ret += getrec(tag,lv,cntonly,AtomList(rdir).Append(*r[i]));
+				ret += getrec(tag,lv,order,cntonly,AtomList(rdir).Append(*r[i]));
 			}
 			delete[] r;
 		}
@@ -538,7 +593,15 @@ I pool::getrec(const S *tag,I level,BL cntonly,const AtomList &rdir)
 
 V pool::m_getall()
 {
-	getrec(MakeSymbol("getall"),0);
+	getrec(MakeSymbol("getall"),0,false);
+	ToOutBang(3);
+
+	echodir();
+}
+
+V pool::m_ogetall()
+{
+	getrec(MakeSymbol("ogetall"),0,true);
 	ToOutBang(3);
 
 	echodir();
@@ -556,21 +619,41 @@ V pool::m_getrec(I argc,const A *argv)
 		else 
 			post("%s - getrec: invalid level specification - set to infinite",thisName());
 	}
-	getrec(MakeSymbol("getrec"),lvls);
+	getrec(MakeSymbol("getrec"),lvls,false);
+	ToOutBang(3);
+
+	echodir();
+}
+
+
+V pool::m_ogetrec(I argc,const A *argv)
+{
+	I lvls = -1;
+	if(argc > 0) {
+		if(CanbeInt(argv[0])) {
+			if(argc > 1)
+				post("%s - ogetrec: superfluous arguments ignored",thisName());
+			lvls = GetAInt(argv[0]);
+		}
+		else 
+			post("%s - ogetrec: invalid level specification - set to infinite",thisName());
+	}
+	getrec(MakeSymbol("ogetrec"),lvls,true);
 	ToOutBang(3);
 
 	echodir();
 }
 
 
-I pool::getsub(const S *tag,I level,BL cntonly,const AtomList &rdir)
+I pool::getsub(const S *tag,I level,BL order,BL cntonly,const AtomList &rdir)
 {
 	AtomList gldir(curdir);
 	gldir.Append(rdir);
 	
 	I ret = 0;
 
-	const A **r;
+	const A **r = NULL;
+	// CntSub is not used here because it doesn't allow checking for valid directory
 	I cnt = pl->GetSub(gldir,r);
 	if(!r) 
 		post("%s - %s: error retrieving directories",thisName(),GetString(tag));
@@ -588,7 +671,7 @@ I pool::getsub(const S *tag,I level,BL cntonly,const AtomList &rdir)
 			}
 
 			if(level != 0)
-				ret += getsub(tag,lv,cntonly,AtomList(rdir).Append(*r[i]));
+				ret += getsub(tag,lv,order,cntonly,AtomList(rdir).Append(*r[i]));
 		}
 		delete[] r;
 	}
@@ -609,7 +692,27 @@ V pool::m_getsub(I argc,const A *argv)
 			post("%s - getsub: invalid level specification - set to 0",thisName());
 	}
 
-	getsub(MakeSymbol("getsub"),lvls);
+	getsub(MakeSymbol("getsub"),lvls,false);
+	ToOutBang(3);
+
+	echodir();
+}
+
+
+V pool::m_ogetsub(I argc,const A *argv)
+{
+	I lvls = 0;
+	if(argc > 0) {
+		if(CanbeInt(argv[0])) {
+			if(argc > 1)
+				post("%s - ogetsub: superfluous arguments ignored",thisName());
+			lvls = GetAInt(argv[0]);
+		}
+		else 
+			post("%s - ogetsub: invalid level specification - set to 0",thisName());
+	}
+
+	getsub(MakeSymbol("ogetsub"),lvls,true); 
 	ToOutBang(3);
 
 	echodir();
@@ -619,7 +722,7 @@ V pool::m_getsub(I argc,const A *argv)
 V pool::m_cntall()
 {
 	const S *tag = MakeSymbol("cntall");
-	I cnt = getrec(tag,0,true);
+	I cnt = getrec(tag,0,false,true);
 	ToOutSymbol(3,tag);
 	ToOutBang(2);
 	ToOutBang(1);
@@ -643,7 +746,7 @@ V pool::m_cntrec(I argc,const A *argv)
 			post("%s - %s: invalid level specification - set to infinite",thisName(),GetString(tag));
 	}
 	
-	I cnt = getrec(tag,lvls,true);
+	I cnt = getrec(tag,lvls,false,true);
 	ToOutSymbol(3,tag);
 	ToOutBang(2);
 	ToOutBang(1);
@@ -668,7 +771,7 @@ V pool::m_cntsub(I argc,const A *argv)
 			post("%s - %s: invalid level specification - set to 0",thisName(),GetString(tag));
 	}
 
-	I cnt = getsub(tag,lvls,true);
+	I cnt = getsub(tag,lvls,false,true);
 	ToOutSymbol(3,tag);
 	ToOutBang(2);
 	ToOutBang(1);
@@ -760,58 +863,60 @@ V pool::copyrec(const S *tag,I argc,const A *argv,BL cut)
 	copyall(tag,cut,lvls);
 }
 
-V pool::m_load(I argc,const A *argv)
+V pool::load(I argc,const A *argv,BL xml)
 {
+    const C *sym = xml?"loadx":"load";
 	const C *flnm = NULL;
 	if(argc > 0) {
-		if(argc > 1) post("%s - load: superfluous arguments ignored",thisName());
+		if(argc > 1) post("%s - %s: superfluous arguments ignored",thisName(),sym);
 		if(IsString(argv[0])) flnm = GetString(argv[0]);
 	}
 
 	if(!flnm) 
-		post("%s - load: no filename given",thisName());
-	else if(!pl->Load(flnm))
-		post("%s - load: error loading data",thisName());
+		post("%s - %s: no filename given",thisName(),sym);
+    else if(!(xml?pl->LoadXML(flnm):pl->Load(flnm)))
+		post("%s - %s: error loading data",thisName(),sym);
 
 	echodir();
 }
 
-V pool::m_save(I argc,const A *argv)
+V pool::save(I argc,const A *argv,BL xml)
 {
+    const C *sym = xml?"savex":"save";
 	const C *flnm = NULL;
 	if(argc > 0) {
-		if(argc > 1) post("%s - save: superfluous arguments ignored",thisName());
+		if(argc > 1) post("%s - %s: superfluous arguments ignored",thisName(),sym);
 		if(IsString(argv[0])) flnm = GetString(argv[0]);
 	}
 
 	if(!flnm) 
-		post("%s - save: no filename given",thisName());
-	else if(!pl->Save(flnm))
-		post("%s - save: error saving data",thisName());
+		post("%s - %s: no filename given",thisName(),sym);
+    else if(!(xml?pl->SaveXML(flnm):pl->Save(flnm)))
+		post("%s - %s: error saving data",thisName(),sym);
 
 	echodir();
 }
 
-V pool::m_lddir(I argc,const A *argv)
+V pool::lddir(I argc,const A *argv,BL xml)
 {
+    const C *sym = xml?"ldxdir":"lddir";
 	const C *flnm = NULL;
 	if(argc > 0) {
-		if(argc > 1) post("%s - lddir: superfluous arguments ignored",thisName());
+		if(argc > 1) post("%s - %s: superfluous arguments ignored",thisName(),sym);
 		if(IsString(argv[0])) flnm = GetString(argv[0]);
 	}
 
 	if(!flnm)
-		post("%s - lddir: invalid filename",thisName());
-	else {
-		if(!pl->LdDir(curdir,flnm,0)) 
-		post("%s - lddir: directory couldn't be loaded",thisName());
-	}
+		post("%s - %s: invalid filename",thisName(),sym);
+    else if(!(xml?pl->LdDirXML(curdir,flnm,0):pl->LdDir(curdir,flnm,0))) 
+		post("%s - %s: directory couldn't be loaded",thisName(),sym);
 
 	echodir();
 }
 
-V pool::m_ldrec(I argc,const A *argv)
+V pool::ldrec(I argc,const A *argv,BL xml)
 {
+    const C *sym = xml?"ldxrec":"ldrec";
 	const C *flnm = NULL;
 	I depth = -1;
 	BL mkdir = true;
@@ -821,59 +926,61 @@ V pool::m_ldrec(I argc,const A *argv)
 		if(argc >= 2) {
 			if(CanbeInt(argv[1])) depth = GetAInt(argv[1]);
 			else
-				post("%s - ldrec: invalid depth argument - set to -1",thisName());
+				post("%s - %s: invalid depth argument - set to -1",thisName(),sym);
 
 			if(argc >= 3) {
 				if(CanbeBool(argv[2])) mkdir = GetABool(argv[2]);
 				else
-					post("%s - ldrec: invalid mkdir argument - set to true",thisName());
+					post("%s - %s: invalid mkdir argument - set to true",thisName(),sym);
 
-				if(argc > 3) post("%s - ldrec: superfluous arguments ignored",thisName());
+				if(argc > 3) post("%s - %s: superfluous arguments ignored",thisName(),sym);
 			}
 		}
 	}
 
 	if(!flnm)
-		post("%s - ldrec: invalid filename",thisName());
+		post("%s - %s: invalid filename",thisName(),sym);
 	else {
-		if(!pl->LdDir(curdir,flnm,depth,mkdir)) 
-		post("%s - ldrec: directory couldn't be saved",thisName());
+        if(!(xml?pl->LdDirXML(curdir,flnm,depth,mkdir):pl->LdDir(curdir,flnm,depth,mkdir))) 
+		post("%s - %s: directory couldn't be saved",thisName(),sym);
 	}
 
 	echodir();
 }
 
-V pool::m_svdir(I argc,const A *argv)
+V pool::svdir(I argc,const A *argv,BL xml)
 {
+    const C *sym = xml?"svxdir":"svdir";
 	const C *flnm = NULL;
 	if(argc > 0) {
-		if(argc > 1) post("%s - svdir: superfluous arguments ignored",thisName());
+		if(argc > 1) post("%s - %s: superfluous arguments ignored",thisName(),sym);
 		if(IsString(argv[0])) flnm = GetString(argv[0]);
 	}
 
 	if(!flnm)
-		post("%s - svdir: invalid filename",thisName());
+		post("%s - %s: invalid filename",thisName(),sym);
 	else {
-		if(!pl->SvDir(curdir,flnm,0,absdir)) 
-		post("%s - svdir: directory couldn't be saved",thisName());
+        if(!(xml?pl->SvDirXML(curdir,flnm,0,absdir):pl->SvDir(curdir,flnm,0,absdir))) 
+		post("%s - %s: directory couldn't be saved",thisName(),sym);
 	}
 
 	echodir();
 }
 
-V pool::m_svrec(I argc,const A *argv)
+V pool::svrec(I argc,const A *argv,BL xml)
 {
+    const C *sym = xml?"svxrec":"svrec";
 	const C *flnm = NULL;
 	if(argc > 0) {
-		if(argc > 1) post("%s - svrec: superfluous arguments ignored",thisName());
+		if(argc > 1) post("%s - %s: superfluous arguments ignored",thisName(),sym);
 		if(IsString(argv[0])) flnm = GetString(argv[0]);
 	}
 
 	if(!flnm)
-		post("%s - svrec: invalid filename",thisName());
+		post("%s - %s: invalid filename",thisName(),sym);
 	else {
-		if(!pl->SvDir(curdir,flnm,-1,absdir)) 
-		post("%s - svrec: directory couldn't be saved",thisName());
+        if(!(xml?pl->SvDirXML(curdir,flnm,-1,absdir):pl->SvDir(curdir,flnm,-1,absdir))) 
+		post("%s - %s: directory couldn't be saved",thisName(),sym);
 	}
 
 	echodir();
diff --git a/externals/grill/pool/pool.cpp b/externals/grill/pool/pool.cpp
index 886debc6..5eb48294 100644
--- a/externals/grill/pool/pool.cpp
+++ b/externals/grill/pool/pool.cpp
@@ -15,6 +15,8 @@ WARRANTIES, see the file, "license.txt," in this distribution.
 #include <ctype.h>
 #include <stdlib.h>
 
+#define VBITS 6
+#define DBITS 5
 
 inline I compare(I a,I b) { return a == b?0:(a < b?-1:1); }
 inline I compare(F a,F b) { return a == b?0:(a < b?-1:1); }
@@ -78,41 +80,67 @@ poolval *poolval::Dup() const
 }
 
 
-pooldir::pooldir(const A &d,pooldir *p):
-	parent(p),dirs(NULL),vals(NULL),nxt(NULL)
+pooldir::pooldir(const A &d,pooldir *p,I vcnt,I dcnt):
+	parent(p),nxt(NULL),vals(NULL),dirs(NULL),
+	vbits(vcnt?Int2Bits(vcnt):VBITS),dbits(dcnt?Int2Bits(dcnt):DBITS),
+	vsize(1<<vbits),dsize(1<<dbits)
 {
+	Reset();
 	CopyAtom(&dir,&d);
 }
 
 pooldir::~pooldir()
 {
-	Clear(true);
+	Reset(false);
+		
 	if(nxt) delete nxt;
 }
 
 V pooldir::Clear(BL rec,BL dironly)
 {
-	if(rec && dirs) { delete dirs; dirs = NULL; }
-	if(!dironly && vals) { delete vals; vals = NULL; }
+	if(rec && dirs) { 
+		for(I i = 0; i < dsize; ++i) if(dirs[i].d) { delete dirs[i].d; dirs[i].d = NULL; }
+	}
+	if(!dironly && vals) { 
+		for(I i = 0; i < vsize; ++i) if(vals[i].v) { delete vals[i].v; vals[i].v = NULL; }
+	}
 }
 
-pooldir *pooldir::AddDir(I argc,const A *argv)
+V pooldir::Reset(BL realloc)
+{
+	Clear(true,false);
+
+	if(dirs) delete[] dirs; 
+	if(vals) delete[] vals;
+
+	if(realloc) {
+		dirs = new direntry[dsize];
+		ZeroMem(dirs,dsize*sizeof *dirs);
+		vals = new valentry[vsize];
+		ZeroMem(vals,vsize*sizeof *vals);
+	}
+	else 
+		dirs = NULL,vals = NULL;
+}
+
+pooldir *pooldir::AddDir(I argc,const A *argv,I vcnt,I dcnt)
 {
 	if(!argc) return this;
 
-	I c = 1;
-	pooldir *prv = NULL,*ix = dirs;
+	I c = 1,dix = DIdx(argv[0]);
+	pooldir *prv = NULL,*ix = dirs[dix].d;
 	for(; ix; prv = ix,ix = ix->nxt) {
 		c = compare(argv[0],ix->dir);
 		if(c <= 0) break;
 	}
 
 	if(c || !ix) {
-		pooldir *nd = new pooldir(argv[0],this);
+		pooldir *nd = new pooldir(argv[0],this,vcnt,dcnt);
 		nd->nxt = ix;
 
 		if(prv) prv->nxt = nd;
-		else dirs = nd;
+		else dirs[dix].d = nd;
+		dirs[dix].cnt++;
 		ix = nd;
 	}
 
@@ -123,8 +151,8 @@ pooldir *pooldir::GetDir(I argc,const A *argv,BL rmv)
 {
 	if(!argc) return this;
 
-	I c = 1;
-	pooldir *prv = NULL,*ix = dirs;
+	I c = 1,dix = DIdx(argv[0]);
+	pooldir *prv = NULL,*ix = dirs[dix].d;
 	for(; ix; prv = ix,ix = ix->nxt) {
 		c = compare(argv[0],ix->dir);
 		if(c <= 0) break;
@@ -138,7 +166,8 @@ pooldir *pooldir::GetDir(I argc,const A *argv,BL rmv)
 		else if(rmv) {
 			pooldir *nd = ix->nxt;
 			if(prv) prv->nxt = nd;
-			else dirs = nd;
+			else dirs[dix].d = nd;
+			dirs[dix].cnt--;
 			ix->nxt = NULL;
 			return ix;
 		}
@@ -160,8 +189,8 @@ BL pooldir::DelDir(I argc,const A *argv)
 
 V pooldir::SetVal(const A &key,AtomList *data,BL over)
 {
-	I c = 1;
-	poolval *prv = NULL,*ix = vals;
+	I c = 1,vix = VIdx(key);
+	poolval *prv = NULL,*ix = vals[vix].v;
 	for(; ix; prv = ix,ix = ix->nxt) {
 		c = compare(key,ix->key);
 		if(c <= 0) break;
@@ -175,7 +204,8 @@ V pooldir::SetVal(const A &key,AtomList *data,BL over)
 			nv->nxt = ix;
 
 			if(prv) prv->nxt = nv;
-			else vals = nv;
+			else vals[vix].v = nv;
+			vals[vix].cnt++;
 		}
 	}
 	else if(over) { 
@@ -184,9 +214,12 @@ V pooldir::SetVal(const A &key,AtomList *data,BL over)
 		if(data)
 			ix->Set(data);
 		else {
+			// delete key
+		
 			poolval *nv = ix->nxt;
 			if(prv) prv->nxt = nv;
-			else vals = nv;
+			else vals[vix].v = nv;
+			vals[vix].cnt--;
 			ix->nxt = NULL;
 			delete ix;
 		}
@@ -195,8 +228,8 @@ V pooldir::SetVal(const A &key,AtomList *data,BL over)
 
 poolval *pooldir::RefVal(const A &key)
 {
-	I c = 1;
-	poolval *ix = vals;
+	I c = 1,vix = VIdx(key);
+	poolval *ix = vals[vix].v;
 	for(; ix; ix = ix->nxt) {
 		c = compare(key,ix->key);
 		if(c <= 0) break;
@@ -205,13 +238,17 @@ poolval *pooldir::RefVal(const A &key)
 	return c || !ix?NULL:ix;
 }
 
+
 poolval *pooldir::RefVali(I rix)
 {
-	I c = 0;
-	poolval *ix = vals;
-	for(; ix && c < rix; ix = ix->nxt,++c) {}
-
-	return c == rix?ix:NULL;
+	for(I vix = 0; vix < vsize; ++vix) 
+		if(rix > vals[vix].cnt) rix -= vals[vix].cnt;
+		else {
+			poolval *ix = vals[vix].v;
+			for(; ix && rix; ix = ix->nxt) --rix;
+			if(ix && !rix) return ix;
+		}
+	return NULL;
 }
 
 flext::AtomList *pooldir::PeekVal(const A &key)
@@ -222,8 +259,8 @@ flext::AtomList *pooldir::PeekVal(const A &key)
 
 flext::AtomList *pooldir::GetVal(const A &key,BL cut)
 {
-	I c = 1;
-	poolval *prv = NULL,*ix = vals;
+	I c = 1,vix = VIdx(key);
+	poolval *prv = NULL,*ix = vals[vix].v;
 	for(; ix; prv = ix,ix = ix->nxt) {
 		c = compare(key,ix->key);
 		if(c <= 0) break;
@@ -236,7 +273,8 @@ flext::AtomList *pooldir::GetVal(const A &key,BL cut)
 		if(cut) {
 			poolval *nv = ix->nxt;
 			if(prv) prv->nxt = nv;
-			else vals = nv;
+			else vals[vix].v = nv;
+			vals[vix].cnt--;
 			ix->nxt = NULL;
 			ret = ix->data; ix->data = NULL;
 			delete ix;
@@ -247,11 +285,10 @@ flext::AtomList *pooldir::GetVal(const A &key,BL cut)
 	}
 }
 
-I pooldir::CntAll()
+I pooldir::CntAll() const
 {
 	I cnt = 0;
-	poolval *ix = vals;
-	for(; ix; ix = ix->nxt,++cnt) {}
+	for(I vix = 0; vix < vsize; ++vix) cnt += vals[vix].cnt;
 	return cnt;
 }
 
@@ -260,10 +297,11 @@ I pooldir::GetKeys(AtomList &keys)
 	I cnt = CntAll();
 	keys(cnt);
 
-	poolval *ix = vals;
-	for(I i = 0; ix; ++i,ix = ix->nxt) 
-		SetAtom(keys[i],ix->key);
-
+	for(I vix = 0; vix < vsize; ++vix) {
+		poolval *ix = vals[vix].v;
+		for(I i = 0; ix; ++i,ix = ix->nxt) 
+			SetAtom(keys[i],ix->key);
+	}
 	return cnt;
 }
 
@@ -273,35 +311,42 @@ I pooldir::GetAll(A *&keys,AtomList *&lst,BL cut)
 	keys = new A[cnt];
 	lst = new AtomList[cnt];
 
-	poolval *ix = vals;
-	for(I i = 0; ix; ++i) {
-		SetAtom(keys[i],ix->key);
-		lst[i] = *ix->data;
-
-		if(cut) {
-			poolval *t = ix;
-			vals = ix = ix->nxt;
-			t->nxt = NULL; delete t;
+	for(I i = 0,vix = 0; vix < vsize; ++vix) {
+		poolval *ix = vals[vix].v;
+		for(; ix; ++i) {
+			SetAtom(keys[i],ix->key);
+			lst[i] = *ix->data;
+
+			if(cut) {
+				poolval *t = ix;
+				vals[vix].v = ix = ix->nxt;
+				vals[vix].cnt--;				
+				t->nxt = NULL; delete t;
+			}
+			else
+				ix = ix->nxt;
 		}
-		else
-			ix = ix->nxt;
 	}
+	return cnt;
+}
 
+
+I pooldir::CntSub() const
+{
+	I cnt = 0;
+	for(I dix = 0; dix < dsize; ++dix) cnt += dirs[dix].cnt;
 	return cnt;
 }
 
+
 I pooldir::GetSub(const A **&lst)
 {
-	I cnt = 0;
-	pooldir *ix = dirs;
-	for(; ix; ix = ix->nxt,++cnt) {}
+	const I cnt = CntSub();
 	lst = new const A *[cnt];
-
-	ix = dirs;
-	for(I i = 0; ix; ix = ix->nxt,++i) {
-		lst[i] = &ix->dir;
+	for(I i = 0,dix = 0; dix < dsize; ++dix) {
+		pooldir *ix = dirs[dix].d;
+		for(; ix; ix = ix->nxt) lst[i++] = &ix->dir;
 	}
-
 	return cnt;
 }
 
@@ -310,15 +355,19 @@ BL pooldir::Paste(const pooldir *p,I depth,BL repl,BL mkdir)
 {
 	BL ok = true;
 
-	for(poolval *ix = p->vals; ix; ix = ix->nxt) {
-		SetVal(ix->key,new AtomList(*ix->data),repl);
+	for(I vi = 0; vi < p->vsize; ++vi) {
+		for(poolval *ix = p->vals[vi].v; ix; ix = ix->nxt) {
+			SetVal(ix->key,new AtomList(*ix->data),repl);
+		}
 	}
 
 	if(ok && depth) {
-		for(pooldir *dix = p->dirs; ok && dix; dix = dix->nxt) {
-			pooldir *ndir = mkdir?AddDir(1,&dix->dir):GetDir(1,&dix->dir);
-			if(ndir) { 
-				ok = ndir->Paste(dix,depth > 0?depth-1:depth,repl,mkdir);
+		for(I di = 0; di < p->dsize; ++di) {
+			for(pooldir *dix = p->dirs[di].d; ok && dix; dix = dix->nxt) {
+				pooldir *ndir = mkdir?AddDir(1,&dix->dir):GetDir(1,&dix->dir);
+				if(ndir) { 
+					ok = ndir->Paste(dix,depth > 0?depth-1:depth,repl,mkdir);
+				}
 			}
 		}
 	}
@@ -331,26 +380,30 @@ BL pooldir::Copy(pooldir *p,I depth,BL cut)
 	BL ok = true;
 
 	if(cut) {
-		if(p->vals) 
-			ok = false;
-		else
-			p->vals = vals, vals = NULL;
+		for(I vi = 0; vi < vsize; ++vi) {
+			for(poolval *ix = vals[vi].v; ix; ix = ix->nxt)
+				p->SetVal(ix->key,ix->data);
+			vals[vi].cnt = 0;
+			vals[vi].v = NULL;
+		}
 	}
 	else {
-		// inefficient!! p->SetVal has to search through list unnecessarily!!
-		for(poolval *ix = vals; ix; ix = ix->nxt) {
-			p->SetVal(ix->key,new AtomList(*ix->data));
+		for(I vi = 0; vi < vsize; ++vi) {
+			for(poolval *ix = vals[vi].v; ix; ix = ix->nxt) {
+				p->SetVal(ix->key,new AtomList(*ix->data));
+			}
 		}
 	}
 
 	if(ok && depth) {
-		// also quite inefficient for cut 
-		for(pooldir *dix = dirs; ok && dix; dix = dix->nxt) {
-			pooldir *ndir = p->AddDir(1,&dix->dir);
-			if(ndir)
-				ok = ndir->Copy(dix,depth > 0?depth-1:depth,cut);
-			else
-				ok = false;
+		for(I di = 0; di < dsize; ++di) {
+			for(pooldir *dix = dirs[di].d; ok && dix; dix = dix->nxt) {
+				pooldir *ndir = p->AddDir(1,&dix->dir);
+				if(ndir)
+					ok = ndir->Copy(dix,depth > 0?depth-1:depth,cut);
+				else
+					ok = false;
+			}
 		}
 	}
 
@@ -436,17 +489,18 @@ static V WriteAtom(ostream &os,const A &a)
 static V WriteAtoms(ostream &os,const flext::AtomList &l)
 {
 	for(I i = 0; i < l.Count(); ++i) {
+//        if(IsSymbol(l[i]) os << "\"";
 		WriteAtom(os,l[i]);
-		os << ' ';
+//        if(IsSymbol(l[i]) os << "\"";
+		if(i < l.Count()-1) os << ' ';
 	}
 }
 
 BL pooldir::LdDir(istream &is,I depth,BL mkdir)
 {
-	BL r;
 	for(I i = 1; !is.eof(); ++i) {
 		AtomList d,k,*v = new AtomList;
-		r = ReadAtoms(is,d,',');
+		BL r = ReadAtoms(is,d,',');
 		r = r && ReadAtoms(is,k,',') && k.Count() == 1;
 		r = r && ReadAtoms(is,*v,'\n') && v->Count();
 
@@ -472,10 +526,10 @@ BL pooldir::LdDir(istream &is,I depth,BL mkdir)
 
 BL pooldir::SvDir(ostream &os,I depth,const AtomList &dir)
 {
-	{
-		for(poolval *ix = vals; ix; ix = ix->nxt) {
+	for(I vi = 0; vi < vsize; ++vi) {
+		for(poolval *ix = vals[vi].v; ix; ix = ix->nxt) {
 			WriteAtoms(os,dir);
-			os << ", ";
+			os << " , ";
 			WriteAtom(os,ix->key);
 			os << " , ";
 			WriteAtoms(os,*ix->data);
@@ -484,13 +538,77 @@ BL pooldir::SvDir(ostream &os,I depth,const AtomList &dir)
 	}
 	if(depth) {
 		I nd = depth > 0?depth-1:-1;
-		for(pooldir *ix = dirs; ix; ix = ix->nxt) {
-			ix->SvDir(os,nd,AtomList(dir).Append(ix->dir));
+		for(I di = 0; di < dsize; ++di) {
+			for(pooldir *ix = dirs[di].d; ix; ix = ix->nxt) {
+				ix->SvDir(os,nd,AtomList(dir).Append(ix->dir));
+			}
 		}
 	}
 	return true;
 }
 
+BL pooldir::LdDirXML(istream &is,I depth,BL mkdir)
+{
+/*
+	for(I i = 1; !is.eof(); ++i) {
+		AtomList d,k,*v = new AtomList;
+		BL r = ReadAtoms(is,d,',');
+		r = r && ReadAtoms(is,k,',') && k.Count() == 1;
+		r = r && ReadAtoms(is,*v,'\n') && v->Count();
+
+		if(r) {
+			if(depth < 0 || d.Count() <= depth) {
+				pooldir *nd = mkdir?AddDir(d):GetDir(d);
+				if(nd) {
+					nd->SetVal(k[0],v); v = NULL;
+				}
+	#ifdef FLEXT_DEBUG
+				else
+					post("pool - directory was not found",i);
+	#endif
+			}
+		}
+		else if(!is.eof())
+			post("pool - format mismatch encountered, skipped line %i",i);
+
+		if(v) delete v;
+	}
+	return true;
+*/
+    return false;
+}
+
+BL pooldir::SvDirXML(ostream &os,I depth,const AtomList &dir)
+{
+    if(dir.Count()) {
+        os << "<dir key=\"";
+        WriteAtom(os,dir[dir.Count()-1]);
+        os << "\">" << endl;
+    }
+
+	for(I vi = 0; vi < vsize; ++vi) {
+		for(poolval *ix = vals[vi].v; ix; ix = ix->nxt) {
+            os << "<value key=\"";
+			WriteAtom(os,ix->key);
+            os << "\">";
+			WriteAtoms(os,*ix->data);
+			os << "</value>" << endl;
+		}
+	}
+
+	if(depth) {
+		I nd = depth > 0?depth-1:-1;
+		for(I di = 0; di < dsize; ++di) {
+			for(pooldir *ix = dirs[di].d; ix; ix = ix->nxt) {
+				ix->SvDirXML(os,nd,AtomList(dir).Append(ix->dir));
+			}
+		}
+	}
+
+    if(dir.Count()) os << "</dir>" << endl;
+	return true;
+}
+
 
 
 
diff --git a/externals/grill/pool/pool.cw b/externals/grill/pool/pool.cw
index a42f2abf..0169ea73 100755
--- a/externals/grill/pool/pool.cw
+++ b/externals/grill/pool/pool.cw
diff --git a/externals/grill/pool/pool.dsp b/externals/grill/pool/pool.dsp
index dd2209ae..f59a4e15 100644
--- a/externals/grill/pool/pool.dsp
+++ b/externals/grill/pool/pool.dsp
@@ -101,6 +101,10 @@ SOURCE=.\pool.cpp
 # End Source File
 # Begin Source File
 
+SOURCE=.\pool.dtd
+# End Source File
+# Begin Source File
+
 SOURCE=.\pool.h
 # End Source File
 # Begin Source File
diff --git a/externals/grill/pool/pool.dtd b/externals/grill/pool/pool.dtd
new file mode 100644
index 00000000..c5cb5568
--- /dev/null
+++ b/externals/grill/pool/pool.dtd
@@ -0,0 +1,5 @@
+<!ELEMENT pool ((dir|value)*)>
+<!ELEMENT dir ((dir|value)*)>
+<!ATTLIST dir key CDATA #REQUIRED>
+<!ELEMENT value ANY>
+<!ATTLIST value key CDATA #REQUIRED>
diff --git a/externals/grill/pool/pool.h b/externals/grill/pool/pool.h
index 2fdbbd28..59195555 100644
--- a/externals/grill/pool/pool.h
+++ b/externals/grill/pool/pool.h
@@ -15,14 +15,15 @@ WARRANTIES, see the file, "license.txt," in this distribution.
 
 #include <flext.h>
 
-#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 401)
-#error You need at least flext version 0.4.1
+#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 402)
+#error You need at least flext version 0.4.2
 #endif
 
 #include <iostream.h>
 
 typedef void V;
 typedef int I;
+typedef unsigned long UL;
 typedef float F;
 typedef char C;
 typedef bool BL;
@@ -48,10 +49,12 @@ class pooldir:
 	public flext
 {
 public:
-	pooldir(const A &dir,pooldir *parent);
+	pooldir(const A &dir,pooldir *parent,I vcnt = 0,I dcnt = 0);
 	~pooldir();
 
 	V Clear(BL rec,BL dironly = false);
+	V Reset(BL realloc = true);
+
 	BL Empty() const { return !dirs && !vals; }
 	BL HasDirs() const { return dirs != NULL; }
 	BL HasVals() const { return vals != NULL; }
@@ -60,16 +63,17 @@ public:
 	pooldir *GetDir(const AtomList &d,BL cut = false) { return GetDir(d.Count(),d.Atoms(),cut); }
 	BL DelDir(I argc,const A *argv);
 	BL DelDir(const AtomList &d) { return DelDir(d.Count(),d.Atoms()); }
-	pooldir *AddDir(I argc,const A *argv);
-	pooldir *AddDir(const AtomList &d) { return AddDir(d.Count(),d.Atoms()); }
+	pooldir *AddDir(I argc,const A *argv,I vcnt = 0,I dcnt = 0);
+	pooldir *AddDir(const AtomList &d,I vcnt = 0,I dcnt = 0) { return AddDir(d.Count(),d.Atoms(),vcnt,dcnt); }
 
 	V SetVal(const A &key,AtomList *data,BL over = true);
 	V ClrVal(const A &key) { SetVal(key,NULL); }
 	AtomList *PeekVal(const A &key);
 	AtomList *GetVal(const A &key,BL cut = false);
-	I CntAll();
+	I CntAll() const;
 	I GetAll(A *&keys,AtomList *&lst,BL cut = false);
 	I GetKeys(AtomList &keys);
+	I CntSub() const;
 	I GetSub(const A **&dirs);
 
 	poolval *RefVal(const A &key);
@@ -79,27 +83,42 @@ public:
 	BL Copy(pooldir *p,I depth,BL cur);
 
 	BL LdDir(istream &is,I depth,BL mkdir);
+	BL LdDirXML(istream &is,I depth,BL mkdir);
 	BL SvDir(ostream &os,I depth,const AtomList &dir = AtomList());
+	BL SvDirXML(ostream &os,I depth,const AtomList &dir = AtomList());
+
+	int VSize() const { return vsize; }
+	int DSize() const { return dsize; }
+
+protected:
+	int VIdx(const A &v) const { return FoldBits(AtomHash(v),vbits); }
+	int DIdx(const A &d) const { return FoldBits(AtomHash(d),dbits); }
 
 	A dir;
 	pooldir *nxt;
 
-	pooldir *parent,*dirs;
-	poolval *vals;
+	pooldir *parent;
+	const I vbits,dbits,vsize,dsize;
+	
+	struct valentry { int cnt; poolval *v; };
+	struct direntry { int cnt; pooldir *d; };
+	
+	valentry *vals;
+	direntry *dirs;
 };
 
 class pooldata:
 	public flext
 {
 public:
-	pooldata(const S *s = NULL);
+	pooldata(const S *s = NULL,I vcnt = 0,I dcnt = 0);
 	~pooldata();
 
 	V Push() { ++refs; }
 	BL Pop() { return --refs > 0; }
 
 	V Reset();
-	BL MkDir(const AtomList &d); 
+	BL MkDir(const AtomList &d,I vcnt = 0,I dcnt = 0); 
 	BL ChkDir(const AtomList &d);
 	BL RmDir(const AtomList &d);
 
@@ -112,6 +131,7 @@ public:
 	poolval *Refi(const AtomList &d,I ix);
 	I CntAll(const AtomList &d);
 	I GetAll(const AtomList &d,A *&keys,AtomList *&lst);
+	I CntSub(const AtomList &d);
 	I GetSub(const AtomList &d,const t_atom **&dirs);
 
 	BL Paste(const AtomList &d,const pooldir *clip,I depth = -1,BL repl = true,BL mkdir = true);
@@ -122,6 +142,10 @@ public:
 	BL SvDir(const AtomList &d,const C *flnm,I depth,BL absdir);
 	BL Load(const C *flnm) { return LdDir(AtomList(),flnm,-1); }
 	BL Save(const C *flnm) { return SvDir(AtomList(),flnm,-1,true); }
+	BL LdDirXML(const AtomList &d,const C *flnm,I depth,BL mkdir = true);
+	BL SvDirXML(const AtomList &d,const C *flnm,I depth,BL absdir);
+	BL LoadXML(const C *flnm) { return LdDirXML(AtomList(),flnm,-1); }
+	BL SaveXML(const C *flnm) { return SvDirXML(AtomList(),flnm,-1,true); }
 
 	I refs;
 	const S *sym;
diff --git a/externals/grill/pool/pool.help b/externals/grill/pool/pool.help
index dfef05f1..959ca32f 100755
--- a/externals/grill/pool/pool.help
+++ b/externals/grill/pool/pool.help
diff --git a/externals/grill/pool/pool.pd b/externals/grill/pool/pool.pd
index 4d5592e3..70fc7461 100644
--- a/externals/grill/pool/pool.pd
+++ b/externals/grill/pool/pool.pd
@@ -1,10 +1,10 @@
-#N canvas 25 23 980 683 12;
+#N canvas 12 3 926 682 12;
 #X msg 295 108 set 1 2 3;
-#X obj 254 615 print K;
+#X obj 308 619 print K;
 #X msg 607 211 getall;
 #X msg 295 137 set A k g;
-#X obj 233 646 print V;
-#X obj 272 584 print D;
+#X obj 259 648 print V;
+#X obj 357 593 print D;
 #X msg 295 167 set A l m;
 #X msg 298 196 set 2 34;
 #X msg 297 227 set 3 17;
@@ -19,11 +19,11 @@
 #X msg 40 234 absdir \$1;
 #X text 427 85 clear value;
 #X text 428 159 get value;
-#X obj 291 557 print C;
-#X text 363 557 command;
-#X text 345 584 directory (abs or rel to current);
-#X text 308 647 data value;
-#X text 326 615 data key;
+#X obj 406 564 print C;
+#X text 478 564 command;
+#X text 430 593 directory (abs or rel to current);
+#X text 334 649 data value;
+#X text 380 619 data key;
 #X msg 41 314 pool pool1;
 #X msg 42 343 pool;
 #X text 86 343 set to private;
@@ -32,7 +32,7 @@
 #X msg 613 111 clrall;
 #X text 604 89 clear all values in dir;
 #X text 607 190 get all values in dir;
-#X text 314 479 pool name can be given as argument;
+#X text 175 500 pool name can be given as argument;
 #X text 603 136 clear all values and dirs;
 #X msg 611 158 clrrec;
 #X msg 605 258 getrec;
@@ -54,9 +54,8 @@
 #X msg 609 364 cntrec;
 #X text 677 362 ... and subdirs;
 #X text 673 376 (depth may be given);
-#X msg 296 282 add 3 14;
 #X text 294 261 set but don't replace;
-#N canvas 0 0 512 538 dirs 0;
+#N canvas 0 0 514 540 dirs 0;
 #X msg 109 27 mkdir fld1;
 #X msg 111 122 chdir;
 #X msg 110 217 updir;
@@ -96,29 +95,51 @@
 #X connect 23 0 26 0;
 #X restore 718 511 pd dirs;
 #X text 715 485 directory operations;
-#N canvas 0 0 469 436 file 0;
+#N canvas 0 0 815 447 file 0;
 #X text 117 207 save dir and subdirs;
 #X text 117 165 save data in current dir;
-#X msg 117 184 svdir c:/temp/pool.dat;
-#X msg 117 226 svrec c:/temp/pool.dat;
-#X msg 116 272 lddir c:/temp/pool.dat;
-#X msg 116 319 ldrec c:/temp/pool.dat;
 #X text 117 253 load data into current dir;
 #X text 115 300 load data into current dir and below;
 #X text 132 340 depth (default -1) and;
 #X text 134 356 mkdir flag (default 1) can be given;
 #X text 117 37 save all;
 #X text 117 81 load all (add to existing data);
-#X msg 118 100 load c:/temp/pool.dat;
-#X msg 120 54 save c:/temp/pool.dat;
 #X text 22 12 file operations;
 #X obj 22 188 s \$0-pool;
-#X connect 2 0 15 0;
-#X connect 3 0 15 0;
-#X connect 4 0 15 0;
-#X connect 5 0 15 0;
-#X connect 12 0 15 0;
-#X connect 13 0 15 0;
+#X text 473 209 save dir and subdirs;
+#X text 473 167 save data in current dir;
+#X text 473 255 load data into current dir;
+#X text 471 302 load data into current dir and below;
+#X text 488 342 depth (default -1) and;
+#X text 490 358 mkdir flag (default 1) can be given;
+#X text 473 39 save all;
+#X text 473 83 load all (add to existing data);
+#X obj 378 190 s \$0-pool;
+#X text 444 12 XML format;
+#X msg 120 54 save pool.dat;
+#X msg 118 100 load pool.dat;
+#X msg 117 184 svdir pool.dat;
+#X msg 117 226 svrec pool.dat;
+#X msg 116 272 lddir pool.dat;
+#X msg 116 319 ldrec pool.dat;
+#X msg 476 56 savex pool.xml;
+#X msg 474 102 loadx pool.xml;
+#X msg 473 186 svxdir pool.xml;
+#X msg 473 228 svxrec pool.xml;
+#X msg 472 274 ldxdir pool.xml;
+#X msg 472 321 ldxrec pool.xml;
+#X connect 20 0 9 0;
+#X connect 21 0 9 0;
+#X connect 22 0 9 0;
+#X connect 23 0 9 0;
+#X connect 24 0 9 0;
+#X connect 25 0 9 0;
+#X connect 26 0 18 0;
+#X connect 27 0 18 0;
+#X connect 28 0 18 0;
+#X connect 29 0 18 0;
+#X connect 30 0 18 0;
+#X connect 31 0 18 0;
 #X restore 719 566 pd file;
 #X text 717 543 file operations;
 #X text 717 600 clipboard operations;
@@ -162,51 +183,54 @@
 #X connect 23 0 26 0;
 #X restore 719 623 pd clip;
 #X text 717 454 more commands:;
-#X obj 349 429 r \$0-pool;
-#X text 174 500 data is shared among pool objects with the same name
+#X obj 289 389 r \$0-pool;
+#X text 174 517 data is shared among pool objects with the same name
 ;
 #X obj 26 10 cnv 15 850 40 empty empty pool 10 22 0 24 -260818 -1 0
 ;
 #X text 272 33 http://www.parasitaere-kapazitaeten.net;
-#X obj 317 529 print A;
-#X text 382 529 attributes;
+#X obj 456 541 print A;
+#X text 521 541 attributes;
 #X msg 43 490 getattributes;
 #X msg 136 132 getechodir;
 #X msg 132 232 getabsdir;
 #X msg 146 313 getpool;
-#X obj 260 478 pool;
 #X text 272 13 a hierarchical storage object \, (C)2002-2003 Thomas
 Grill;
-#X connect 0 0 72 0;
-#X connect 2 0 72 0;
-#X connect 3 0 72 0;
-#X connect 6 0 72 0;
-#X connect 7 0 72 0;
-#X connect 8 0 72 0;
-#X connect 9 0 72 0;
-#X connect 10 0 72 0;
-#X connect 11 0 72 0;
-#X connect 12 0 72 0;
+#X msg 296 282 add 2 14;
+#X obj 260 478 pool @valcnt 10 @dircnt 5;
+#X text 332 442 expected value and directory counts;
+#X text 332 457 can be given for optimal performance;
+#X connect 0 0 73 0;
+#X connect 2 0 73 0;
+#X connect 3 0 73 0;
+#X connect 6 0 73 0;
+#X connect 7 0 73 0;
+#X connect 8 0 73 0;
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 #X connect 13 0 12 0;
 #X connect 14 0 15 0;
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-#X connect 72 1 1 0;
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+#X connect 73 0 4 0;
+#X connect 73 1 1 0;
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+#X connect 73 3 18 0;
+#X connect 73 4 65 0;
diff --git a/externals/grill/pool/readme.txt b/externals/grill/pool/readme.txt
index 56d7b7b5..62e42669 100644
--- a/externals/grill/pool/readme.txt
+++ b/externals/grill/pool/readme.txt
@@ -52,17 +52,23 @@ o CodeWarrior: edit "pool.cw" and build
 
 Version history:
 
-0.1.1:
+0.2.0:
 - attributes (pool,private,echodir,absdir)
 - added "geti" message for retrieval of a value at an index
 - fixed bug in "get" message if key not present
 - adapted source to flext 0.4.1 - register methods at class creation
+- extensive use of hashing for keys and directories
+- database can be saved/loaded as XML data
 
 0.1.0:
 - first public release
 
 ---------------------------------------------------------------------------
 
+BUGS:
+- pool does not handle symbols with spaces or all digits
+
+
 TODO list:
 
 general:
diff --git a/externals/grill/xsample/config-pd-darwin.txt b/externals/grill/xsample/config-pd-darwin.txt
index 7fa15a68..0d4ef217 100755
--- a/externals/grill/xsample/config-pd-darwin.txt
+++ b/externals/grill/xsample/config-pd-darwin.txt
@@ -29,3 +29,8 @@ INSTDIR=${PD}/extra
 # where should the xsample help be installed?
 # (leave blank to omit installation)
 HELPDIR=${PD}/doc/5.reference
+
+# additional compiler flags
+# (check whether they fit your system!)
+UFLAGS=-malign-power -maltivec
+
diff --git a/externals/grill/xsample/config-pd-linux.txt b/externals/grill/xsample/config-pd-linux.txt
index 26e62e49..a58077ec 100755
--- a/externals/grill/xsample/config-pd-linux.txt
+++ b/externals/grill/xsample/config-pd-linux.txt
@@ -26,3 +26,9 @@ INSTDIR=${PD}/extra
 # where should the xsample help be installed?
 # (leave blank to omit installation)
 HELPDIR=${PD}/doc/5.reference
+
+# additional compiler flags
+# (check whether they fit to your system!)
+UFLAGS=-mcpu=pentiumpro  # gcc 2.95
+# UFLAGS=-mcpu=pentium3 -msse -mfpmath=sse  # gcc 3.2 
+
diff --git a/externals/grill/xsample/make-files.txt b/externals/grill/xsample/make-files.txt
index d96d8485..1607b051 100755
--- a/externals/grill/xsample/make-files.txt
+++ b/externals/grill/xsample/make-files.txt
@@ -3,5 +3,5 @@ SRCS= \
 	main.cpp play.cpp groove.cpp record.cpp inter.cpp
               
 HDRS= \
-	main.h inter.ci
+	main.h inter.h
 
diff --git a/externals/grill/xsample/makefile.pd-darwin b/externals/grill/xsample/makefile.pd-darwin
index 0dbb0611..f51f550f 100755
--- a/externals/grill/xsample/makefile.pd-darwin
+++ b/externals/grill/xsample/makefile.pd-darwin
@@ -18,7 +18,7 @@ FLEXTLIB=$(FLEXTPATH)/flext.a
 # compiler stuff
 INCLUDES=$(PDINC) 
 FLAGS=-DFLEXT_SYS=2
-CFLAGS=-O6 -Wno-unused -Wno-parentheses -Wno-switch -Wstrict-prototypes # -maltivec
+CFLAGS=${UFLAGS} -O6 -Wno-unused -Wno-parentheses -Wno-switch -Wstrict-prototypes -funroll-loops -fmove-all-movables -frerun-loop-opt -fno-rtti -fno-exceptions 
 LIBS=m
 LDFLAGS=-bundle -bundle_loader $(PDBIN)
 
diff --git a/externals/grill/xsample/makefile.pd-linux b/externals/grill/xsample/makefile.pd-linux
index 9e6dabaf..c8742ea0 100644
--- a/externals/grill/xsample/makefile.pd-linux
+++ b/externals/grill/xsample/makefile.pd-linux
@@ -17,8 +17,7 @@ FLEXTLIB=$(FLEXTPATH)/flext.a
 # compiler stuff
 INCLUDES=$(PDINC) 
 FLAGS=-DFLEXT_SYS=2
-CFLAGS=-O6 -mcpu=pentiumpro -funroll-loops -fmove-all-movables -frerun-loop-opt -finline-functions
-#CFLAGS=-O6 -mcpu=pentium3 -msse -mfpmath=sse -funroll-loops -fmove-all-movables -frerun-loop-opt -finline-functions
+CFLAGS=${UFLAGS} -O6 -funroll-loops -fmove-all-movables -frerun-loop-opt -finline-functions -fno-rtti -fno-exceptions
 LIBS=m
 
 # ----------------------------------------------
diff --git a/externals/grill/xsample/maxmsp/xgroove~.help b/externals/grill/xsample/maxmsp/xgroove~.help
index ee8a244e..e00533b1 100644
--- a/externals/grill/xsample/maxmsp/xgroove~.help
+++ b/externals/grill/xsample/maxmsp/xgroove~.help
diff --git a/externals/grill/xsample/maxmsp/xplay~.help b/externals/grill/xsample/maxmsp/xplay~.help
index 5a210f74..1dbe02d1 100644
--- a/externals/grill/xsample/maxmsp/xplay~.help
+++ b/externals/grill/xsample/maxmsp/xplay~.help
diff --git a/externals/grill/xsample/pd/xgroove~.pd b/externals/grill/xsample/pd/xgroove~.pd
index da24d9ec..f856025d 100644
--- a/externals/grill/xsample/pd/xgroove~.pd
+++ b/externals/grill/xsample/pd/xgroove~.pd
@@ -1,174 +1,174 @@
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-#X msg 158 47 stop;
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+0.47018 0.340094 0.20312 0.0620311 -0.0803164 -0.221037 -0.357277 -0.486275
+-0.605431 -0.712297 -0.804743 -0.880878 -0.939154 -0.97842 -0.99783
+-0.997035 -0.976038 -0.935246 -0.875523 -0.798037 -0.704388 -0.596471
+-0.476452 -0.346789 -0.210093 -0.0691412 0.0732124 0.21408 0.350613
+0.480039 0.599733 0.707289 0.800488 0.87748 0.936691 0.976908 0.997349
+0.997554 0.977556 0.937754 0.87893 0.802314 0.709426 0.602164 0.482708
+0.353456 0.217051 0.0762439 -0.0661074 -0.207122 -0.343933 -0.473779
+-0.594024 -0.702224 -0.796211 -0.87404 -0.934169 -0.975372 -0.996792
+-0.998035 -0.979032 -0.940196 -0.882319 -0.806539 -0.714434 -0.60784
+-0.48893 -0.36012 -0.224 -0.0833475 0.0589955 0.200142 0.337238 0.467489
+0.588274 0.69714 0.791867 0.870566 0.931602 0.973768 0.996211 0.998443
+0.980464 0.9426 0.885637 0.810741 0.719392 0.613481 0.495132 0.366748
+0.230939 0.0904412 -0.0518851 -0.193161 -0.33052 -0.461188 -0.582499
+-0.692013 -0.787507 -0.867028 -0.928998 -0.972125 -0.995556 -0.998827
+-0.98183 -0.944959 -0.888927 -0.81488 -0.724336 -0.619089 -0.501311
+-0.373371;
+#X coords 0 1 299 -1 300 200 1;
+#X restore 521 23 graph;
+#X obj 144 486 dac~;
+#X msg 157 86 reset;
+#X text 290 292 min/max points;
+#X text 289 390 min/max points;
+#X text 323 494 position;
+#X text 181 24 start;
+#X text 198 45 stop;
+#X msg 156 113 help;
+#X text 416 234 speed;
+#X text 337 254 (float or signal);
+#X obj 656 365 table buf2;
+#X floatatom 519 380 8 0 0 0 - - -;
+#X obj 519 353 soundfiler;
+#X msg 158 172 set buf2;
+#X msg 157 144 set buf;
+#X msg 372 82 interp \$1;
+#X msg 240 312 all;
+#X obj 198 341 xgroove~ buf;
+#X text 255 10 looping mode;
+#X text 370 9 interpolation;
+#X msg 20 170 pos 100;
+#X msg 35 199 pos 200;
+#X obj 152 447 *~;
+#X obj 22 242 ramp 10;
+#X msg 10 105 xzone \$1;
+#X obj 13 62 hsl 128 15 0 300 0 0 empty empty empty -2 -6 0 8 -262144
+-1 -1 800 1;
+#X floatatom 10 83 5 0 0 0 - - -;
+#X obj 258 32 vdl 15 0 0 3 empty empty empty 0 -6 0 8 -262144 -1 -1
+0;
+#X text 277 29 once;
+#X text 277 45 forward;
+#X text 277 61 bidir;
+#X obj 372 31 vdl 15 0 0 3 empty empty empty 0 -6 0 8 -262144 -1 -1
+0;
+#X text 391 28 none;
+#X text 391 44 linear;
+#X text 391 60 4-point;
+#X obj 520 299 openpanel;
+#X msg 521 326 read -resize \$1 buf2;
+#X obj 521 275 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
+-1;
+#X obj 256 134 vdl 15 0 0 4 empty empty empty 0 -6 0 8 -262144 -1 -1
+0;
+#X text 255 113 units;
+#X msg 256 199 units \$1;
+#X obj 364 134 vdl 15 0 0 4 empty empty empty 0 -6 0 8 -262144 -1 -1
+0;
+#X text 363 113 scale mode;
+#X msg 364 199 sclmode \$1;
+#X text 275 131 frames;
+#X text 275 147 buffer sz;
+#X text 275 163 ms;
+#X text 275 178 s;
+#X text 383 147 units in loop;
+#X text 383 163 buffer;
+#X text 383 178 loop;
+#X text 383 131 units in buffer;
+#X obj 524 440 osc~ 1000;
+#X obj 524 498 tabwrite~ buf;
+#X obj 536 467 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
+-1;
+#X msg 557 468 stop;
+#X obj 319 343 print A;
+#X msg 131 213 getattributes;
+#X msg 177 248 getmax;
+#X msg 120 248 getmin;
+#X connect 0 0 1 0;
+#X connect 1 0 31 0;
+#X connect 2 0 31 1;
+#X connect 3 0 31 2;
+#X connect 6 0 7 0;
+#X connect 7 0 8 0;
+#X connect 8 0 9 0;
+#X connect 10 0 31 0;
+#X connect 11 0 31 0;
+#X connect 12 0 31 0;
+#X connect 15 0 31 0;
+#X connect 21 0 31 0;
+#X connect 26 0 25 0;
+#X connect 27 0 31 0;
+#X connect 28 0 31 0;
+#X connect 29 0 31 0;
+#X connect 30 0 31 0;
+#X connect 31 0 36 1;
+#X connect 31 1 8 0;
+#X connect 31 2 4 0;
+#X connect 31 3 5 0;
+#X connect 31 5 70 0;
+#X connect 34 0 37 0;
+#X connect 35 0 37 0;
+#X connect 36 0 14 0;
+#X connect 36 0 14 1;
+#X connect 37 0 36 0;
+#X connect 37 1 31 0;
+#X connect 38 0 31 0;
+#X connect 39 0 40 0;
+#X connect 40 0 38 0;
+#X connect 41 0 10 0;
+#X connect 45 0 29 0;
+#X connect 49 0 50 0;
+#X connect 50 0 26 0;
+#X connect 51 0 49 0;
+#X connect 52 0 54 0;
+#X connect 54 0 31 0;
+#X connect 55 0 57 0;
+#X connect 57 0 31 0;
+#X connect 66 0 67 0;
+#X connect 68 0 67 0;
+#X connect 69 0 67 0;
+#X connect 71 0 31 0;
+#X connect 72 0 31 0;
+#X connect 73 0 31 0;
diff --git a/externals/grill/xsample/readme.txt b/externals/grill/xsample/readme.txt
index 8f88cd2d..07aa5a6a 100644
--- a/externals/grill/xsample/readme.txt
+++ b/externals/grill/xsample/readme.txt
@@ -10,13 +10,10 @@ Donations for further development of the package are highly appreciated.
 
 IMPORTANT INFORMATION for all MaxMSP users:
 
-It is advisable to put the xsample shared library file into the "startup" folder. Hence it will be
+It is advisable to put the xsample shared library file into the "max-startup" folder. Hence it will be
 loaded at Max startup.
 
-If you want to load the xsample library on demand, please run MakeAliases inside the MPW folder.
-This will create aliases to the several xsample objects contained in the library. 
-Move these into the "externals" folder.
-(This latter procedure is only tested for OS 9.2, you may experience problems with other MacOS versions)
+If you want to load the xsample library on demand, create a [xsample] object in Max/MSP.
 
 ----------------------------------------------------------------------------
 
@@ -44,15 +41,24 @@ o Microsoft Visual C++ 6: edit "xsample.dsp" project file
 
 pd - linux:
 -----------
-o GCC for linux: run "make -f makefile.pd-linux" and as root "make -f makefile.pd-linux install"
+o GCC: edit "config-pd-linux.txt" and run "sh ./build-pd-linux.sh"
 > various versions of GCC die during compile with template optimization turned on 
 
-Max/MSP - MacOS:
+pd - OSX:
+-----------
+o GCC: edit "config-pd-darwin.txt" and run "sh ./build-pd-darwin.sh"
+> various versions of GCC die during compile with template optimization turned on 
+
+Max/MSP - MacOS9:
 ----------------
-o Metrowerks CodeWarrior V6: edit "xsample.cw" project file functions
+o Metrowerks CodeWarrior: edit "xsample.cw" project file functions
 
 o Apple MPW-PR: edit & use the "flext.mpw" makefile
 
+Max/MSP - MacOSX:
+----------------
+o Metrowerks CodeWarrior: edit "xsample.cw" project file functions
+
 
 ----------------------------------------------------------------------------
 
@@ -71,7 +77,7 @@ Goals/features of the package:
 
 Version history:
 
-0.2.5:
+0.3.0:
 - added resources to MaxMSP build
 - xgroove~, xrecord~: introduced a loop/end bang outlet 
 - added MaxMSP buffer resize recognition
@@ -80,7 +86,8 @@ Version history:
 - introduced attributes
 - restructured make procedures
 - corrected names of PD makefile, set help names
-- fixed scale mode bug
+- fixed scale mode bug with xgroove~
+- added validity check for buffers
 
 0.2.4:
 - according to flext 0.2.3 changed sample type to t_sample (S)
@@ -125,7 +132,6 @@ Version history:
 TODO list:
 
 general:
-- Documentation and better example patches
 
 - do a smooth (line~) mixin in xrecord~ help patch
 
diff --git a/externals/grill/xsample/source/groove.cpp b/externals/grill/xsample/source/groove.cpp
index 62f0c291..60bf617b 100644
--- a/externals/grill/xsample/source/groove.cpp
+++ b/externals/grill/xsample/source/groove.cpp
@@ -103,8 +103,10 @@ private:
 
 	virtual V m_signal(I n,S *const *in,S *const *out) 
 	{ 
-		bufchk();
-		posfun(n,in,out); 
+		if(bufchk())
+			posfun(n,in,out); 
+		else
+			zerofun(n,in,out);
 	}
 
 	FLEXT_CALLBACK_F(m_pos)
@@ -195,11 +197,11 @@ xgroove::xgroove(I argc,const t_atom *argv):
 	AddOutFloat("Ending point (rounded to frame)"); // play max
 	AddOutBang("Bang on loop end/rollover");  // loop bang
 	
-
 	znbuf = new S *[outchns];
 	for(I i = 0; i < outchns; ++i) znbuf[i] = new S[0];
-	znpos = new S[0];
+	znpos = new S[0]; // don't know vector size yet -> m_dsp
 	znidx = new S[0];
+	znmul = new S[XZONE_TABLE+1];
 	m_xshape();
 }
 
@@ -304,9 +306,6 @@ V xgroove::m_xshape(I argc,const t_atom *argv)
 		else if(xshparam > 1) xshparam = 1;
 	}
 
-	if(znmul) delete[] znmul; 
-	znmul = new S[XZONE_TABLE+1];
-
 	I i;
 	switch(xshape) {
 	case 1:
@@ -393,13 +392,11 @@ V xgroove::s_pos_off(I n,S *const *invecs,S *const *outvecs)
 {
 	S *pos = outvecs[outchns];
 
-	I si;
-	for(si = 0; si < n; ++si) pos[si] = curpos;
+	SetSamples(pos,n,curpos);
 	
 	playfun(n,&pos,outvecs); 
 
-	const F oscl = scale(curpos);
-	for(si = 0; si < n; ++si) pos[si] = oscl;
+	SetSamples(pos,n,scale(curpos));
 }
 
 V xgroove::s_pos_once(I n,S *const *invecs,S *const *outvecs)
@@ -427,7 +424,7 @@ V xgroove::s_pos_once(I n,S *const *invecs,S *const *outvecs)
 
 		playfun(n,&pos,outvecs); 
 
-		for(I i = 0; i < n; ++i) pos[i] = scale(pos[i]);
+		arrscale(n,pos,pos);
 	} 
 	else 
 		s_pos_off(n,invecs,outvecs);
@@ -467,7 +464,7 @@ V xgroove::s_pos_loop(I n,S *const *invecs,S *const *outvecs)
 
 		playfun(n,&pos,outvecs); 
 
-		for(I i = 0; i < n; ++i) pos[i] = scale(pos[i]);
+		arrscale(n,pos,pos);
 	} 
 	else 
 		s_pos_off(n,invecs,outvecs);
@@ -523,15 +520,16 @@ V xgroove::s_pos_loopzn(I n,S *const *invecs,S *const *outvecs)
 
 		playfun(n,&pos,outvecs); 
 
-		for(I i = 0; i < n; ++i) pos[i] = scale(pos[i]);
+		arrscale(n,pos,pos);
 
 		if(inzn) {
 			// only if we were in cross-fade zone
 			playfun(n,&znpos,znbuf); 
 			
-			for(I i = 0; i < n; ++i) znpos[i] = XZONE_TABLE-znidx[i];
-			zonefun(znmul,0,XZONE_TABLE+1,1,n,1,1,&znidx,&znidx);
-			zonefun(znmul,0,XZONE_TABLE+1,1,n,1,1,&znpos,&znpos);
+			arrscale(n,znidx,znpos,-XZONE_TABLE,-1);
+			
+			zonefun(znmul,0,XZONE_TABLE+1,n,1,1,&znidx,&znidx);
+			zonefun(znmul,0,XZONE_TABLE+1,n,1,1,&znpos,&znpos);
 
 			for(I o = 0; o < outchns; ++o) {
 				F *ov = outvecs[o],*ob = znbuf[o];
@@ -582,7 +580,7 @@ V xgroove::s_pos_bidir(I n,S *const *invecs,S *const *outvecs)
 		bidir = (I)bd;
 		playfun(n,&pos,outvecs); 
 
-		for(I i = 0; i < n; ++i) pos[i] = scale(pos[i]);
+		arrscale(n,pos,pos);
 	} 
 	else 
 		s_pos_off(n,invecs,outvecs);
@@ -614,6 +612,8 @@ V xgroove::s_dsp()
 
 				SETSIGFUN(posfun,SIGFUN(s_pos_loopzn)); 
 
+				// linear interpolation should be just ok for fade zone, no?
+/*
 				if(interp == xsi_4p) 
 					switch(outchns) {
 						case 1:	SETSTFUN(zonefun,TMPLSTF(st_play4,1,1)); break;
@@ -622,12 +622,14 @@ V xgroove::s_dsp()
 						default: SETSTFUN(zonefun,TMPLSTF(st_play4,1,-1));
 					}
 				else if(interp == xsi_lin) 
+*/
 					switch(outchns) {
 						case 1:	SETSTFUN(zonefun,TMPLSTF(st_play2,1,1)); break;
 						case 2:	SETSTFUN(zonefun,TMPLSTF(st_play2,1,2)); break;
 						case 4:	SETSTFUN(zonefun,TMPLSTF(st_play2,1,4)); break;
 						default: SETSTFUN(zonefun,TMPLSTF(st_play2,1,-1));
 					}
+/*
 				else 
 					switch(outchns) {
 						case 1:	SETSTFUN(zonefun,TMPLSTF(st_play1,1,1)); break;
@@ -635,6 +637,7 @@ V xgroove::s_dsp()
 						case 4:	SETSTFUN(zonefun,TMPLSTF(st_play1,1,4)); break;
 						default: SETSTFUN(zonefun,TMPLSTF(st_play1,1,-1));
 					}
+*/
 			}
 			else
 				SETSIGFUN(posfun,SIGFUN(s_pos_loop)); 
diff --git a/externals/grill/xsample/source/inter.cpp b/externals/grill/xsample/source/inter.cpp
index 42221e1c..f3fba86c 100644
--- a/externals/grill/xsample/source/inter.cpp
+++ b/externals/grill/xsample/source/inter.cpp
@@ -16,7 +16,7 @@ WARRANTIES, see the file, "license.txt," in this distribution.
 #endif
 
 #ifndef TMPLOPT
-#include "inter.ci"
+#include "inter.h"
 #endif
 
 void xinter::setup(t_classid c)
@@ -53,6 +53,13 @@ V xinter::m_stop()
 
 V xinter::s_dsp()
 {
+	switch(outchns) {
+		case 1:	SETSIGFUN(zerofun,TMPLFUN(s_play0,-1,1)); break;
+		case 2:	SETSIGFUN(zerofun,TMPLFUN(s_play0,-1,2)); break;
+		case 4:	SETSIGFUN(zerofun,TMPLFUN(s_play0,-1,4)); break;
+		default:	SETSIGFUN(zerofun,TMPLFUN(s_play0,-1,-1));
+	}
+
 	if(doplay) {
 		if(interp == xsi_4p) 
 			switch(buf->Channels()*1000+outchns) {
diff --git a/externals/grill/xsample/source/inter.ci b/externals/grill/xsample/source/inter.h
index 1ce98f61..697c66df 100644..100755
--- a/externals/grill/xsample/source/inter.ci
+++ b/externals/grill/xsample/source/inter.h
@@ -11,23 +11,18 @@ WARRANTIES, see the file, "license.txt," in this distribution.
 #ifndef __INTER_H
 #define __INTER_H
 
-TMPLDEF V xinter::st_play0(const S *bdt,const I smin,const I smax,const F s2u,const I n,const I inchns,const I outchns,S *const *invecs,S *const *outvecs)
+TMPLDEF V xinter::st_play0(const S *,const I ,const I ,const I n,const I inchns,const I outchns,S *const *invecs,S *const *outvecs)
 {
-	// stopped
-	SIGCHNS(BCHNS,inchns,OCHNS,outchns);
-
-//	const S *pos = invecs[0];
-	S *const *sig = outvecs;
-	
-	for(I ci = 0; ci < outchns; ++ci) 
-		for(I si = 0; si < n; ++si) sig[ci][si] = 0;
+	// stopped/invalid buffer -> output zero
+	for(I ci = 0; ci < outchns; ++ci) ZeroSamples(outvecs[ci],n);
 }
 
-TMPLDEF V xinter::st_play1(const S *bdt,const I smin,const I smax,const F s2u,const I n,const I inchns,const I outchns,S *const *invecs,S *const *outvecs)
+TMPLDEF V xinter::st_play1(const S *bdt,const I smin,const I smax,const I n,const I inchns,const I outchns,S *const *invecs,S *const *outvecs)
 {
 	SIGCHNS(BCHNS,inchns,OCHNS,outchns);
 
-	const S *pos = invecs[0];
+	// position info are frame units
+	const S *pos = invecs[0]; 
 	S *const *sig = outvecs;
 	register I si = 0;
 	
@@ -55,20 +50,20 @@ TMPLDEF V xinter::st_play1(const S *bdt,const I smin,const I smax,const F s2u,co
 	}
 
 	// clear rest of output channels (if buffer has less channels)
-	for(I ci = OCHNS; ci < outchns; ++ci) 
-		for(si = 0; si < n; ++si) sig[ci][si] = 0;
+	for(I ci = OCHNS; ci < outchns; ++ci) ZeroSamples(sig[ci],n);
 }
 
-TMPLDEF V xinter::st_play2(const S *bdt,const I smin,const I smax,const F s2u,const I n,const I inchns,const I outchns,S *const *invecs,S *const *outvecs)
+TMPLDEF V xinter::st_play2(const S *bdt,const I smin,const I smax,const I n,const I inchns,const I outchns,S *const *invecs,S *const *outvecs)
 {
 	const I plen = smax-smin; //curlen;
 	if(plen < 2) {
-		st_play1 TMPLCALL (bdt,smin,smax,s2u,n,inchns,outchns,invecs,outvecs);
+		st_play1 TMPLCALL (bdt,smin,smax,n,inchns,outchns,invecs,outvecs);
 		return;
 	}
 
 	SIGCHNS(BCHNS,inchns,OCHNS,outchns);
 
+	// position info are frame units
 	const S *pos = invecs[0];
 	S *const *sig = outvecs;
 	register I si = 0;
@@ -105,21 +100,21 @@ TMPLDEF V xinter::st_play2(const S *bdt,const I smin,const I smax,const F s2u,co
 	}
 
 	// clear rest of output channels (if buffer has less channels)
-	for(I ci = OCHNS; ci < outchns; ++ci) 
-		for(si = 0; si < n; ++si) sig[ci][si] = 0;
+	for(I ci = OCHNS; ci < outchns; ++ci) ZeroSamples(sig[ci],n);
 }
 
-TMPLDEF V xinter::st_play4(const S *bdt,const I smin,const I smax,const F s2u,const I n,const I inchns,const I outchns,S *const *invecs,S *const *outvecs)
+TMPLDEF V xinter::st_play4(const S *bdt,const I smin,const I smax,const I n,const I inchns,const I outchns,S *const *invecs,S *const *outvecs)
 {
 	const I plen = smax-smin; //curlen;
 	if(plen < 4) {
-		if(plen < 2) st_play1 TMPLCALL (bdt,smin,smax,s2u,n,inchns,outchns,invecs,outvecs);
-		else st_play2 TMPLCALL (bdt,smin,smax,s2u,n,inchns,outchns,invecs,outvecs);
+		if(plen < 2) st_play1 TMPLCALL (bdt,smin,smax,n,inchns,outchns,invecs,outvecs);
+		else st_play2 TMPLCALL (bdt,smin,smax,n,inchns,outchns,invecs,outvecs);
 		return;
 	}
 
 	SIGCHNS(BCHNS,inchns,OCHNS,outchns);
 
+	// position info are frame units
 	const S *pos = invecs[0];
 	S *const *sig = outvecs;
 	register I si = 0;
@@ -167,29 +162,28 @@ TMPLDEF V xinter::st_play4(const S *bdt,const I smin,const I smax,const F s2u,co
 	}
 
 	// clear rest of output channels (if buffer has less channels)
-	for(I ci = OCHNS; ci < outchns; ++ci) 
-		for(si = 0; si < n; ++si) sig[ci][si] = 0;
+	for(I ci = OCHNS; ci < outchns; ++ci) ZeroSamples(sig[ci],n);
 }
 
 
-TMPLDEF V xinter::s_play0(I n,S *const *invecs,S *const *outvecs)
+TMPLDEF inline V xinter::s_play0(I n,S *const *invecs,S *const *outvecs)
 {
-	st_play0 TMPLCALL (buf->Data(),curmin,curmax,s2u,n,buf->Channels(),outchns,invecs,outvecs);
+	st_play0 TMPLCALL (buf->Data(),curmin,curmax,n,buf->Channels(),outchns,invecs,outvecs);
 }
 
-TMPLDEF V xinter::s_play1(I n,S *const *invecs,S *const *outvecs)
+TMPLDEF inline V xinter::s_play1(I n,S *const *invecs,S *const *outvecs)
 {
-	st_play1 TMPLCALL (buf->Data(),curmin,curmax,s2u,n,buf->Channels(),outchns,invecs,outvecs);
+	st_play1 TMPLCALL (buf->Data(),curmin,curmax,n,buf->Channels(),outchns,invecs,outvecs);
 }
 
-TMPLDEF V xinter::s_play2(I n,S *const *invecs,S *const *outvecs)
+TMPLDEF inline V xinter::s_play2(I n,S *const *invecs,S *const *outvecs)
 {
-	st_play2 TMPLCALL (buf->Data(),curmin,curmax,s2u,n,buf->Channels(),outchns,invecs,outvecs);
+	st_play2 TMPLCALL (buf->Data(),curmin,curmax,n,buf->Channels(),outchns,invecs,outvecs);
 }
 
-TMPLDEF V xinter::s_play4(I n,S *const *invecs,S *const *outvecs)
+TMPLDEF inline V xinter::s_play4(I n,S *const *invecs,S *const *outvecs)
 {
-	st_play4 TMPLCALL (buf->Data(),curmin,curmax,s2u,n,buf->Channels(),outchns,invecs,outvecs);
+	st_play4 TMPLCALL (buf->Data(),curmin,curmax,n,buf->Channels(),outchns,invecs,outvecs);
 }
 
 
diff --git a/externals/grill/xsample/source/main.cpp b/externals/grill/xsample/source/main.cpp
index 2a39950d..2392bdb1 100644
--- a/externals/grill/xsample/source/main.cpp
+++ b/externals/grill/xsample/source/main.cpp
@@ -72,6 +72,18 @@ xsample::~xsample()
 }
 
 
+BL xsample::bufchk() 
+{ 
+	if(buf->Valid()) {
+		if(buf->Update()) {
+//			post("%s - buffer updated",thisName()); 
+			m_refresh(); 
+		}
+		return true; 
+	}
+	else
+		return false; 
+}
 
 I xsample::m_set(I argc,const t_atom *argv)
 {
@@ -115,7 +127,7 @@ V xsample::m_loadbang()
 
 V xsample::m_units(xs_unit mode)
 {
-	bufchk();
+	if(!bufchk()) return; // if invalid do nothing (actually, it should be delayed)
 
 	if(mode != xsu__) unitmode = mode;
 	switch(unitmode) {
@@ -138,7 +150,7 @@ V xsample::m_units(xs_unit mode)
 
 V xsample::m_sclmode(xs_sclmd mode)
 {
-	bufchk();
+	if(!bufchk()) return; // if invalid do nothing (actually, it should be delayed)
 
 	if(mode != xss__) sclmode = mode;
 	switch(sclmode) {
@@ -162,7 +174,7 @@ V xsample::m_sclmode(xs_sclmd mode)
 
 V xsample::m_min(F mn)
 {
-	bufchk();
+	if(!bufchk()) return; // if invalid do nothing (actually, it should be delayed)
 
 	mn /= s2u;  // conversion to samples
 	if(mn < 0) mn = 0;
@@ -175,7 +187,7 @@ V xsample::m_min(F mn)
 
 V xsample::m_max(F mx)
 {
-	bufchk();
+	if(!bufchk()) return; // if invalid do nothing (actually, it should be delayed)
 
 	mx /= s2u;  // conversion to samples
 	if(mx > buf->Frames()) mx = (F)buf->Frames();
@@ -188,7 +200,7 @@ V xsample::m_max(F mx)
 
 V xsample::m_all()
 {
-	bufchk();
+	if(!bufchk()) return; // if invalid do nothing (actually, it should be delayed)
 
 //	curlen = (curmax = buf->Frames())-(curmin = 0);
 	curmin = 0; curmax = buf->Frames();
@@ -203,5 +215,44 @@ V xsample::m_dsp(I /*n*/,S *const * /*insigs*/,S *const * /*outsigs*/)
 }
 
 
+V xsample::arrscale(I n,const S *src,S *dst,S add,S mul)
+{
+	int n8 = n>>3;
+	n -= n8<<3;
+	while(n8--) {
+		dst[0] = (src[0]+add)*mul; 
+		dst[1] = (src[1]+add)*mul; 
+		dst[2] = (src[2]+add)*mul; 
+		dst[3] = (src[3]+add)*mul; 
+		dst[4] = (src[4]+add)*mul; 
+		dst[5] = (src[5]+add)*mul; 
+		dst[6] = (src[6]+add)*mul; 
+		dst[7] = (src[7]+add)*mul; 
+		src += 8,dst += 8;
+	}
+	
+	while(n--) *(dst++) = (*(src++)+add)*mul; 
+}
+
+V xsample::arrmul(I n,const S *src,S *dst,S mul)
+{
+	int n8 = n>>3;
+	n -= n8<<3;
+	while(n8--) {
+		dst[0] = src[0]*mul; 
+		dst[1] = src[1]*mul; 
+		dst[2] = src[2]*mul; 
+		dst[3] = src[3]*mul; 
+		dst[4] = src[4]*mul; 
+		dst[5] = src[5]*mul; 
+		dst[6] = src[6]*mul; 
+		dst[7] = src[7]*mul; 
+		src += 8,dst += 8;
+	}
+	
+	while(n--) *(dst++) = *(src++)*mul; 
+}
+
+
 
 
diff --git a/externals/grill/xsample/source/main.h b/externals/grill/xsample/source/main.h
index 94f8885f..03d5d261 100644
--- a/externals/grill/xsample/source/main.h
+++ b/externals/grill/xsample/source/main.h
@@ -11,19 +11,18 @@ WARRANTIES, see the file, "license.txt," in this distribution.
 #ifndef __XSAMPLE_H
 #define __XSAMPLE_H
 
-#define XSAMPLE_VERSION "0.2.5pre3"
+#define XSAMPLE_VERSION "0.3.0pre4"
 
 #define FLEXT_ATTRIBUTES 1 
 
 #include <flext.h>
 
-#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 401)
-#error You need at least flext version 0.4.1
+#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 402)
+#error You need at least flext version 0.4.2
 #endif
 
 
-// most compilers are somehow broken.....
-// in other words: can't handle all C++ features
+// most compilers are somehow broken - in other words - can't handle all C++ features
 
 #if defined(_MSC_VER)
 // MS VC 6.0 can't handle <int,int> templates?! -> no optimization
@@ -123,8 +122,14 @@ protected:
 	F s2u;  // sample to unit conversion factor
 
 	inline F scale(F smp) const { return (smp-sclmin)*sclmul; }
+	
+	static V arrscale(I n,const S *in,S *out,S add,S mul);
+	inline V arrscale(I n,const S *in,S *out) const { arrscale(n,in,out,(S)-sclmin,sclmul); }
+	
+	static V arrmul(I n,const S *in,S *out,S mul);
+	inline V arrmul(I n,const S *in,S *out) const { arrmul(n,in,out,(S)(1./s2u)); }
 
-	BL bufchk() { if(buf->Update()) { m_refresh(); return true; } return false; }
+	BL bufchk();
 
 	V mg_buffer(AtomList &l) { if(buf) { l(1); SetSymbol(l[0],buf->Symbol()); } else l(); }
 	inline V ms_buffer(const AtomList &l) { m_set(l.Count(),l.Atoms()); }
@@ -182,7 +187,7 @@ protected:
 	TMPLDEF static V st_##NAME(thisType *obj,I n,S *const *in,S *const *out)  { obj->NAME TMPLCALL (n,in,out); } \
 	TMPLDEF V NAME(I n,S *const *in,S *const *out)
 
-	#define TMPLSTFUN(NAME) TMPLDEF static V NAME(const S *bdt,const I smin,const I smax,const F s2u,const I n,const I inchns,const I outchns,S *const *invecs,S *const *outvecs)
+	#define TMPLSTFUN(NAME) TMPLDEF static V NAME(const S *bdt,const I smin,const I smax,const I n,const I inchns,const I outchns,S *const *invecs,S *const *outvecs)
 
 	#define SETSIGFUN(VAR,FUN) v_##VAR = FUN
 
@@ -193,7 +198,7 @@ protected:
 	V (*v_##NAME)(thisType *obj,I n,S *const *in,S *const *out) 
 
 	#define DEFSTCALL(NAME) \
-	V (*NAME)(const S *bdt,const I smin,const I smax,const F s2u,const I n,const I inchns,const I outchns,S *const *invecs,S *const *outvecs)
+	V (*NAME)(const S *bdt,const I smin,const I smax,const I n,const I inchns,const I outchns,S *const *invecs,S *const *outvecs)
 
 #else
 	#ifdef TMPLOPT
@@ -212,7 +217,7 @@ protected:
 
 	#define DEFSIGFUN(NAME)	V NAME(I n,S *const *in,S *const *out)
 	#define TMPLSIGFUN(NAME) TMPLDEF V NAME(I n,S *const *in,S *const *out)
-	#define TMPLSTFUN(NAME) TMPLDEF static V NAME(const S *bdt,const I smin,const I smax,const F s2u,const I n,const I inchns,const I outchns,S *const *invecs,S *const *outvecs)
+	#define TMPLSTFUN(NAME) TMPLDEF static V NAME(const S *bdt,const I smin,const I smax,const I n,const I inchns,const I outchns,S *const *invecs,S *const *outvecs)
 
 	#define SETSIGFUN(VAR,FUN) v_##VAR = FUN
 
@@ -223,7 +228,7 @@ protected:
 	#define SETSTFUN(VAR,FUN) VAR = FUN
 
 	#define DEFSTCALL(NAME) \
-	V (*NAME)(const S *bdt,const I smin,const I smax,const F s2u,const I n,const I inchns,const I outchns,S *const *invecs,S *const *outvecs)
+	V (*NAME)(const S *bdt,const I smin,const I smax,const I n,const I inchns,const I outchns,S *const *invecs,S *const *outvecs)
 #endif
 
 
@@ -285,6 +290,7 @@ protected:
 	TMPLSTFUN(st_play4);
 
 	DEFSIGCALL(playfun);
+	DEFSIGCALL(zerofun);
 
 	virtual V s_dsp();
 
@@ -296,7 +302,7 @@ private:
 };
 
 #ifdef TMPLOPT
-#include "inter.ci"
+#include "inter.h"
 #endif
 
 #endif
diff --git a/externals/grill/xsample/source/play.cpp b/externals/grill/xsample/source/play.cpp
index 50f32e75..037bc1bb 100644
--- a/externals/grill/xsample/source/play.cpp
+++ b/externals/grill/xsample/source/play.cpp
@@ -32,11 +32,7 @@ public:
 private:
 	static V setup(t_classid c);
 
-	virtual V m_signal(I n,S *const *in,S *const *out) 
-	{ 
-		bufchk();
-		playfun(n,in,out); 
-	}
+	virtual V m_signal(I n,S *const *in,S *const *out);
 };
 
 FLEXT_LIB_DSP_V("xplay~",xplay)
@@ -91,7 +87,20 @@ BL xplay::Init()
 	else
 		return false;
 }
-		
+	
+V xplay::m_signal(I n,S *const *in,S *const *out) 
+{ 
+	// check whether buffer is invalid or changed
+	if(bufchk()) {
+		// convert position units to frames
+		arrmul(n,in[0],out[0]);
+		// call resample routine
+		playfun(n,out,out); 
+	}
+	else
+		zerofun(n,out,out);
+}
+	
 
 
 V xplay::m_help()
@@ -117,8 +126,8 @@ V xplay::m_help()
 	post("\tstop: stop playing");
 	post("\treset: checks buffer");
 	post("\trefresh: checks buffer and refreshes outlets");
-	post("\tunits 0/1/2/3: set units to samples/buffer size/ms/s");
-	post("\tinterp 0/1/2: set interpolation to off/4-point/linear");
+	post("\t@units 0/1/2/3: set units to samples/buffer size/ms/s");
+	post("\t@interp 0/1/2: set interpolation to off/4-point/linear");
 	post("");
 }
 
diff --git a/externals/grill/xsample/source/record.cpp b/externals/grill/xsample/source/record.cpp
index ce169e9a..d6b9e70e 100644
--- a/externals/grill/xsample/source/record.cpp
+++ b/externals/grill/xsample/source/record.cpp
@@ -69,8 +69,7 @@ private:
 	DEFSIGCALL(recfun);
 	virtual V m_signal(I n,S *const *in,S *const *out) 
 	{ 
-		bufchk();
-		recfun(n,in,out); 
+		if(bufchk()) recfun(n,in,out); 
 	}
 
 	FLEXT_CALLVAR_F(mg_pos,m_pos)
diff --git a/externals/grill/xsample/xsample.cw b/externals/grill/xsample/xsample.cw
index d893d3ef..70783c4d 100755
--- a/externals/grill/xsample/xsample.cw
+++ b/externals/grill/xsample/xsample.cw
diff --git a/externals/grill/xsample/xsample.dsp b/externals/grill/xsample/xsample.dsp
index ec5bffb5..18119476 100644
--- a/externals/grill/xsample/xsample.dsp
+++ b/externals/grill/xsample/xsample.dsp
@@ -109,6 +109,10 @@ SOURCE=.\source\inter.cpp
 # End Source File
 # Begin Source File
 
+SOURCE=.\source\inter.h
+# End Source File
+# Begin Source File
+
 SOURCE=.\source\main.cpp
 # End Source File
 # Begin Source File