Removed files which appear to be unused.

svn path=/trunk/; revision=2009

5 files changed, 0 insertions, 777 deletions

diff --git a/pd/portaudio_v18/VERSION.txt b/pd/portaudio_v18/VERSION.txt
deleted file mode 100644
index 350a736a..00000000
--- a/pd/portaudio_v18/VERSION.txt
+++ /dev/null
@@ -1,2 +0,0 @@
-Portaudio version 18.1, packaged 03.05.28, downloaded Aug. 1:
--rw-------    1 msp        550130 Aug  1 19:47 portaudio_v18_1.zip
diff --git a/pd/portaudio_v18/pablio/pablio_pd.c b/pd/portaudio_v18/pablio/pablio_pd.c
deleted file mode 100644
index 24b12ff1..00000000
--- a/pd/portaudio_v18/pablio/pablio_pd.c
+++ /dev/null
@@ -1,340 +0,0 @@
-/*
- * $Id: pablio_pd.c,v 1.2 2004-02-22 16:21:33 ggeiger Exp $
- * pablio.c
- * Portable Audio Blocking Input/Output utility.
- *
- * Author: Phil Burk, http://www.softsynth.com
- *
- * This program uses the PortAudio Portable Audio Library.
- * For more information see: http://www.audiomulch.com/portaudio/
- * Copyright (c) 1999-2000 Ross Bencina and Phil Burk
- *
- * Permission is hereby granted, free of charge, to any person obtaining
- * a copy of this software and associated documentation files
- * (the "Software"), to deal in the Software without restriction,
- * including without limitation the rights to use, copy, modify, merge,
- * publish, distribute, sublicense, and/or sell copies of the Software,
- * and to permit persons to whom the Software is furnished to do so,
- * subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be
- * included in all copies or substantial portions of the Software.
- *
- * Any person wishing to distribute modifications to the Software is
- * requested to send the modifications to the original developer so that
- * they can be incorporated into the canonical version.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
- * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
- * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
- * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- */
-
- /* changes by Miller Puckette to support Pd:  device selection, 
-    settable audio buffer size, and settable number of channels.
-    LATER also fix it to poll for input and output fifo fill points. */
-#include <stdio.h>
-#include <stdlib.h>
-#include <math.h>
-#include "portaudio.h"
-#include "ringbuffer.h"
-#include "pablio_pd.h"	/* MSP */
-#include <string.h>
-
-    /* MSP -- FRAMES_PER_BUFFER constant removed */
-static void NPa_Sleep(int n)	/* MSP wrapper to check we never stall... */
-{
-#if 0
-    fprintf(stderr, "sleep\n");
-#endif
-    Pa_Sleep(n);
-}
-
-/************************************************************************/
-/******** Prototypes ****************************************************/
-/************************************************************************/
-
-static int blockingIOCallback( void *inputBuffer, void *outputBuffer,
-                               unsigned long framesPerBuffer,
-                               PaTimestamp outTime, void *userData );
-static PaError PABLIO_InitFIFO( RingBuffer *rbuf, long numFrames, long bytesPerFrame );
-static PaError PABLIO_TermFIFO( RingBuffer *rbuf );
-
-/************************************************************************/
-/******** Functions *****************************************************/
-/************************************************************************/
-
-/* Called from PortAudio.
- * Read and write data only if there is room in FIFOs.
- */
-static int blockingIOCallback( void *inputBuffer, void *outputBuffer,
-                               unsigned long framesPerBuffer,
-                               PaTimestamp outTime, void *userData )
-{
-    PABLIO_Stream *data = (PABLIO_Stream*)userData;
-    long numBytes = data->bytesPerFrame * framesPerBuffer;
-    (void) outTime;
-
-    /* This may get called with NULL inputBuffer during initial setup. */
-    if( inputBuffer != NULL )
-    {
-        RingBuffer_Write( &data->inFIFO, inputBuffer, numBytes );
-    }
-    if( outputBuffer != NULL )
-    {
-        int i;
-        int numRead = RingBuffer_Read( &data->outFIFO, outputBuffer, numBytes );
-        /* Zero out remainder of buffer if we run out of data. */
-        for( i=numRead; i<numBytes; i++ )
-        {
-            ((char *)outputBuffer)[i] = 0;
-        }
-    }
-
-    return 0;
-}
-
-/* Allocate buffer. */
-static PaError PABLIO_InitFIFO( RingBuffer *rbuf, long numFrames, long bytesPerFrame )
-{
-    long numBytes = numFrames * bytesPerFrame;
-    char *buffer = (char *) malloc( numBytes );
-    if( buffer == NULL ) return paInsufficientMemory;
-    memset( buffer, 0, numBytes );
-    return (PaError) RingBuffer_Init( rbuf, numBytes, buffer );
-}
-
-/* Free buffer. */
-static PaError PABLIO_TermFIFO( RingBuffer *rbuf )
-{
-    if( rbuf->buffer ) free( rbuf->buffer );
-    rbuf->buffer = NULL;
-    return paNoError;
-}
-
-/************************************************************
- * Write data to ring buffer.
- * Will not return until all the data has been written.
- */
-long WriteAudioStream( PABLIO_Stream *aStream, void *data, long numFrames )
-{
-    long bytesWritten;
-    char *p = (char *) data;
-    long numBytes = aStream->bytesPerFrame * numFrames;
-    while( numBytes > 0)
-    {
-        bytesWritten = RingBuffer_Write( &aStream->outFIFO, p, numBytes );
-        numBytes -= bytesWritten;
-        p += bytesWritten;
-        if( numBytes > 0) NPa_Sleep(10); /* MSP */
-    }
-    return numFrames;
-}
-
-/************************************************************
- * Read data from ring buffer.
- * Will not return until all the data has been read.
- */
-long ReadAudioStream( PABLIO_Stream *aStream, void *data, long numFrames )
-{
-    long bytesRead;
-    char *p = (char *) data;
-    long numBytes = aStream->bytesPerFrame * numFrames;
-    while( numBytes > 0)
-    {
-        bytesRead = RingBuffer_Read( &aStream->inFIFO, p, numBytes );
-        numBytes -= bytesRead;
-        p += bytesRead;
-        if( numBytes > 0) NPa_Sleep(10); /* MSP */
-    }
-    return numFrames;
-}
-
-/************************************************************
- * Return the number of frames that could be written to the stream without
- * having to wait.
- */
-long GetAudioStreamWriteable( PABLIO_Stream *aStream )
-{
-    int bytesEmpty = RingBuffer_GetWriteAvailable( &aStream->outFIFO );
-    return bytesEmpty / aStream->bytesPerFrame;
-}
-
-/************************************************************
- * Return the number of frames that are available to be read from the
- * stream without having to wait.
- */
-long GetAudioStreamReadable( PABLIO_Stream *aStream )
-{
-    int bytesFull = RingBuffer_GetReadAvailable( &aStream->inFIFO );
-    return bytesFull / aStream->bytesPerFrame;
-}
-
-/************************************************************/
-static unsigned long RoundUpToNextPowerOf2( unsigned long n )
-{
-    long numBits = 0;
-    if( ((n-1) & n) == 0) return n; /* Already Power of two. */
-    while( n > 0 )
-    {
-        n= n>>1;
-        numBits++;
-    }
-    return (1<<numBits);
-}
-
-/************************************************************
- * Opens a PortAudio stream with default characteristics.
- * Allocates PABLIO_Stream structure.
- *
- * flags parameter can be an ORed combination of:
- *    PABLIO_READ, PABLIO_WRITE, or PABLIO_READ_WRITE
- */
-PaError OpenAudioStream( PABLIO_Stream **rwblPtr, double sampleRate,
-                         PaSampleFormat format, long flags, int nchannels,
-			 int framesperbuf, int nbuffers,
-                         int indeviceno, int outdeviceno) /* MSP */
-{
-    long   bytesPerSample;
-    long   doRead = 0;
-    long   doWrite = 0;
-    PaError err;
-    PABLIO_Stream *aStream;
-    long   minNumBuffers;
-    long   numFrames;
-
-    /* fprintf(stderr,
-    	"open %lf fmt %d flags %d ch: %d fperbuf: %d nbuf: %d devs: %d %d\n",
-	   sampleRate, format, flags, nchannels,
-	   framesperbuf, nbuffers, indeviceno, outdeviceno); */
-
-    if (indeviceno < 0)  /* MSP... */
-    {
-	indeviceno = Pa_GetDefaultInputDeviceID();
-	fprintf(stderr, "using default input device number: %d\n", indeviceno);
-    }
-    if (outdeviceno < 0)
-    {
-	outdeviceno = Pa_GetDefaultOutputDeviceID();
-	fprintf(stderr, "using default output device number: %d\n", outdeviceno);
-    }
-    /* fprintf(stderr, "nchan %d, flags %d, bufs %d, framesperbuf %d\n",
-	    nchannels, flags, nbuffers, framesperbuf); */
-    	/* ...MSP */
-
-    /* Allocate PABLIO_Stream structure for caller. */
-    aStream = (PABLIO_Stream *) malloc( sizeof(PABLIO_Stream) );
-    if( aStream == NULL ) return paInsufficientMemory;
-    memset( aStream, 0, sizeof(PABLIO_Stream) );
-
-    /* Determine size of a sample. */
-    bytesPerSample = Pa_GetSampleSize( format );
-    if( bytesPerSample < 0 )
-    {
-        err = (PaError) bytesPerSample;
-        goto error;
-    }
-    aStream->samplesPerFrame = nchannels;  /* MSP */
-    aStream->bytesPerFrame = bytesPerSample * aStream->samplesPerFrame;
-
-    /* Initialize PortAudio  */
-    err = Pa_Initialize();
-    if( err != paNoError ) goto error;
-
-/* Warning: numFrames must be larger than amount of data processed per
-  interrupt inside PA to prevent glitches. */  /* MSP */
-    minNumBuffers = Pa_GetMinNumBuffers(framesperbuf, sampleRate);
-    if (minNumBuffers > nbuffers)
-	fprintf(stderr,
-	"warning: number of buffers %d less than recommended minimum %d\n",
-	    (int)nbuffers, (int)minNumBuffers);
-    numFrames = nbuffers * framesperbuf;
-    /* fprintf(stderr, "numFrames %d\n", numFrames); */
-    /* Initialize Ring Buffers */
-    doRead = ((flags & PABLIO_READ) != 0);
-    doWrite = ((flags & PABLIO_WRITE) != 0);
-    if(doRead)
-    {
-        err = PABLIO_InitFIFO( &aStream->inFIFO, numFrames, aStream->bytesPerFrame );
-        if( err != paNoError ) goto error;
-    }
-    if(doWrite)
-    {
-        long numBytes;
-        err = PABLIO_InitFIFO( &aStream->outFIFO, numFrames, aStream->bytesPerFrame );
-        if( err != paNoError ) goto error;
-        /* Make Write FIFO appear full initially. */
-        numBytes = RingBuffer_GetWriteAvailable( &aStream->outFIFO );
-        RingBuffer_AdvanceWriteIndex( &aStream->outFIFO, numBytes );
-    }
-
-    /* Open a PortAudio stream that we will use to communicate with the underlying
-     * audio drivers. */
-    err = Pa_OpenStream(
-              &aStream->stream,
-              (doRead ? indeviceno : paNoDevice),  /* MSP */
-              (doRead ? aStream->samplesPerFrame : 0 ),
-              format,
-              NULL,
-              (doWrite ? outdeviceno : paNoDevice),  /* MSP */
-              (doWrite ? aStream->samplesPerFrame : 0 ),
-              format,
-              NULL,
-              sampleRate,
-	      framesperbuf,  /* MSP */
-	      nbuffers,      /* MSP */
-	      paNoFlag,      /* MSP -- portaudio will clip for us */
-              blockingIOCallback,
-              aStream );
-    if( err != paNoError ) goto error;
-
-    err = Pa_StartStream( aStream->stream );
-    if( err != paNoError )	/* MSP */
-    {
-        fprintf(stderr, "Pa_StartStream failed; closing audio stream...\n");
-        CloseAudioStream( aStream );
-        goto error;
-    }
-
-    *rwblPtr = aStream;
-    return paNoError;
-
-error:
-    *rwblPtr = NULL;
-    return err;
-}
-
-/************************************************************/
-PaError CloseAudioStream( PABLIO_Stream *aStream )
-{
-    PaError err;
-    int bytesEmpty;
-    int byteSize = aStream->outFIFO.bufferSize;
-
-    /* If we are writing data, make sure we play everything written. */
-    if( byteSize > 0 )
-    {
-        bytesEmpty = RingBuffer_GetWriteAvailable( &aStream->outFIFO );
-        while( bytesEmpty < byteSize )
-        {
-            NPa_Sleep( 10 ); /* MSP */
-            bytesEmpty = RingBuffer_GetWriteAvailable( &aStream->outFIFO );
-        }
-    }
-
-    err = Pa_StopStream( aStream->stream );
-    if( err != paNoError ) goto error;
-    err = Pa_CloseStream( aStream->stream );
-    if( err != paNoError ) goto error;
-    Pa_Terminate();
-
-error:
-    PABLIO_TermFIFO( &aStream->inFIFO );
-    PABLIO_TermFIFO( &aStream->outFIFO );
-    free( aStream );
-    return err;
-}
diff --git a/pd/portaudio_v18/pablio/pablio_pd.h b/pd/portaudio_v18/pablio/pablio_pd.h
deleted file mode 100644
index 7f01dc91..00000000
--- a/pd/portaudio_v18/pablio/pablio_pd.h
+++ /dev/null
@@ -1,110 +0,0 @@
-#ifndef _PABLIO_H
-#define _PABLIO_H
-
-#ifdef __cplusplus
-extern "C"
-{
-#endif /* __cplusplus */
-
-/*
- * $Id: pablio_pd.h,v 1.2 2004-02-22 16:21:33 ggeiger Exp $
- * PABLIO.h
- * Portable Audio Blocking read/write utility.
- *
- * Author: Phil Burk, http://www.softsynth.com/portaudio/
- *
- * Include file for PABLIO, the Portable Audio Blocking I/O Library.
- * PABLIO is built on top of PortAudio, the Portable Audio Library.
- * For more information see: http://www.audiomulch.com/portaudio/
- * Copyright (c) 1999-2000 Ross Bencina and Phil Burk
- *
- * Permission is hereby granted, free of charge, to any person obtaining
- * a copy of this software and associated documentation files
- * (the "Software"), to deal in the Software without restriction,
- * including without limitation the rights to use, copy, modify, merge,
- * publish, distribute, sublicense, and/or sell copies of the Software,
- * and to permit persons to whom the Software is furnished to do so,
- * subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be
- * included in all copies or substantial portions of the Software.
- *
- * Any person wishing to distribute modifications to the Software is
- * requested to send the modifications to the original developer so that
- * they can be incorporated into the canonical version.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
- * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
- * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
- * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- */
-#include <stdio.h>
-#include <stdlib.h>
-#include <math.h>
-#include "portaudio.h"
-#include "ringbuffer.h"
-#include <string.h>
-
-typedef struct
-{
-    RingBuffer   inFIFO;
-    RingBuffer   outFIFO;
-    PortAudioStream *stream;
-    int          bytesPerFrame;
-    int          samplesPerFrame;
-}
-PABLIO_Stream;
-
-/* Values for flags for OpenAudioStream(). */
-#define PABLIO_READ     (1<<0)
-#define PABLIO_WRITE    (1<<1)
-#define PABLIO_READ_WRITE    (PABLIO_READ|PABLIO_WRITE)
-#define PABLIO_MONO     (1<<2)
-#define PABLIO_STEREO   (1<<3)
-
-/************************************************************
- * Write data to ring buffer.
- * Will not return until all the data has been written.
- */
-long WriteAudioStream( PABLIO_Stream *aStream, void *data, long numFrames );
-
-/************************************************************
- * Read data from ring buffer.
- * Will not return until all the data has been read.
- */
-long ReadAudioStream( PABLIO_Stream *aStream, void *data, long numFrames );
-
-/************************************************************
- * Return the number of frames that could be written to the stream without
- * having to wait.
- */
-long GetAudioStreamWriteable( PABLIO_Stream *aStream );
-
-/************************************************************
- * Return the number of frames that are available to be read from the
- * stream without having to wait.
- */
-long GetAudioStreamReadable( PABLIO_Stream *aStream );
-
-/************************************************************
- * Opens a PortAudio stream with default characteristics.
- * Allocates PABLIO_Stream structure.
- *
- * flags parameter can be an ORed combination of:
- *    PABLIO_READ, PABLIO_WRITE, or PABLIO_READ_WRITE,
- */
-PaError OpenAudioStream( PABLIO_Stream **rwblPtr, double sampleRate,
-                         PaSampleFormat format, long flags, int nchannels,
-			 int framesperbuf, int nbuffers,
-                         int indeviceno, int outdeviceno); /* MSP */
-
-PaError CloseAudioStream( PABLIO_Stream *aStream );
-
-#ifdef __cplusplus
-}
-#endif /* __cplusplus */
-#endif /* _PABLIO_H */
diff --git a/pd/portaudio_v18/pablio/ringbuffer_pd.c b/pd/portaudio_v18/pablio/ringbuffer_pd.c
deleted file mode 100644
index a008ca3f..00000000
--- a/pd/portaudio_v18/pablio/ringbuffer_pd.c
+++ /dev/null
@@ -1,217 +0,0 @@
-/*
- * $Id: ringbuffer_pd.c,v 1.2 2004-02-22 16:21:33 ggeiger Exp $
- * ringbuffer.c
- * Ring Buffer utility..
- *
- * Author: Phil Burk, http://www.softsynth.com
- *
- * This program uses the PortAudio Portable Audio Library.
- * For more information see: http://www.audiomulch.com/portaudio/
- * Copyright (c) 1999-2000 Ross Bencina and Phil Burk
- *
- * Permission is hereby granted, free of charge, to any person obtaining
- * a copy of this software and associated documentation files
- * (the "Software"), to deal in the Software without restriction,
- * including without limitation the rights to use, copy, modify, merge,
- * publish, distribute, sublicense, and/or sell copies of the Software,
- * and to permit persons to whom the Software is furnished to do so,
- * subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be
- * included in all copies or substantial portions of the Software.
- *
- * Any person wishing to distribute modifications to the Software is
- * requested to send the modifications to the original developer so that
- * they can be incorporated into the canonical version.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
- * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
- * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
- * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- */
-/*
- * modified 2002/07/13 by olaf.matthes@gmx.de to allow any number if channels
- *
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <math.h>
-#include "ringbuffer.h"
-#include <string.h>
-
-/***************************************************************************
- * Initialize FIFO.
- */
-long RingBuffer_Init( RingBuffer *rbuf, long numBytes, void *dataPtr )
-{
-    rbuf->bufferSize = numBytes;
-    rbuf->buffer = (char *)dataPtr;
-    RingBuffer_Flush( rbuf );
-    return 0;
-}
-/***************************************************************************
-** Return number of bytes available for reading. */
-long RingBuffer_GetReadAvailable( RingBuffer *rbuf )
-{
-    long ret = rbuf->writeIndex - rbuf->readIndex;
-    if (ret < 0)
-    	ret += 2 * rbuf->bufferSize;
-    if (ret < 0 || ret > rbuf->bufferSize)
-    	fprintf(stderr,
-	    "consistency check failed: RingBuffer_GetReadAvailable\n");
-    return ( ret );
-}
-/***************************************************************************
-** Return number of bytes available for writing. */
-long RingBuffer_GetWriteAvailable( RingBuffer *rbuf )
-{
-    return ( rbuf->bufferSize - RingBuffer_GetReadAvailable(rbuf));
-}
-
-/***************************************************************************
-** Clear buffer. Should only be called when buffer is NOT being read. */
-void RingBuffer_Flush( RingBuffer *rbuf )
-{
-    rbuf->writeIndex = rbuf->readIndex = 0;
-}
-
-/***************************************************************************
-** Get address of region(s) to which we can write data.
-** If the region is contiguous, size2 will be zero.
-** If non-contiguous, size2 will be the size of second region.
-** Returns room available to be written or numBytes, whichever is smaller.
-*/
-long RingBuffer_GetWriteRegions( RingBuffer *rbuf, long numBytes,
-                                 void **dataPtr1, long *sizePtr1,
-                                 void **dataPtr2, long *sizePtr2 )
-{
-    long   index;
-    long   available = RingBuffer_GetWriteAvailable( rbuf );
-    if( numBytes > available ) numBytes = available;
-    /* Check to see if write is not contiguous. */
-    index = rbuf->writeIndex;
-    while (index >= rbuf->bufferSize)
-        index -= rbuf->bufferSize;
-    if( (index + numBytes) > rbuf->bufferSize )
-    {
-        /* Write data in two blocks that wrap the buffer. */
-        long   firstHalf = rbuf->bufferSize - index;
-        *dataPtr1 = &rbuf->buffer[index];
-        *sizePtr1 = firstHalf;
-        *dataPtr2 = &rbuf->buffer[0];
-        *sizePtr2 = numBytes - firstHalf;
-    }
-    else
-    {
-        *dataPtr1 = &rbuf->buffer[index];
-        *sizePtr1 = numBytes;
-        *dataPtr2 = NULL;
-        *sizePtr2 = 0;
-    }
-    return numBytes;
-}
-
-
-/***************************************************************************
-*/
-long RingBuffer_AdvanceWriteIndex( RingBuffer *rbuf, long numBytes )
-{
-    long ret = (rbuf->writeIndex + numBytes);
-    if ( ret >= 2 * rbuf->bufferSize)
-        ret -= 2 * rbuf->bufferSize;	/* check for end of buffer */
-    return rbuf->writeIndex = ret;
-}
-
-/***************************************************************************
-** Get address of region(s) from which we can read data.
-** If the region is contiguous, size2 will be zero.
-** If non-contiguous, size2 will be the size of second region.
-** Returns room available to be written or numBytes, whichever is smaller.
-*/
-long RingBuffer_GetReadRegions( RingBuffer *rbuf, long numBytes,
-                                void **dataPtr1, long *sizePtr1,
-                                void **dataPtr2, long *sizePtr2 )
-{
-    long   index;
-    long   available = RingBuffer_GetReadAvailable( rbuf );
-    if( numBytes > available ) numBytes = available;
-    /* Check to see if read is not contiguous. */
-    index = rbuf->readIndex;
-    while (index >= rbuf->bufferSize)
-        index -= rbuf->bufferSize;
-    
-    if( (index + numBytes) > rbuf->bufferSize )
-    {
-        /* Write data in two blocks that wrap the buffer. */
-        long firstHalf = rbuf->bufferSize - index;
-        *dataPtr1 = &rbuf->buffer[index];
-        *sizePtr1 = firstHalf;
-        *dataPtr2 = &rbuf->buffer[0];
-        *sizePtr2 = numBytes - firstHalf;
-    }
-    else
-    {
-        *dataPtr1 = &rbuf->buffer[index];
-        *sizePtr1 = numBytes;
-        *dataPtr2 = NULL;
-        *sizePtr2 = 0;
-    }
-    return numBytes;
-}
-/***************************************************************************
-*/
-long RingBuffer_AdvanceReadIndex( RingBuffer *rbuf, long numBytes )
-{
-    long ret = (rbuf->readIndex + numBytes);
-    if( ret >= 2 * rbuf->bufferSize)
-        ret -= 2 * rbuf->bufferSize;
-    return rbuf->readIndex = ret;
-}
-
-/***************************************************************************
-** Return bytes written. */
-long RingBuffer_Write( RingBuffer *rbuf, void *data, long numBytes )
-{
-    long size1, size2, numWritten;
-    void *data1, *data2;
-    numWritten = RingBuffer_GetWriteRegions( rbuf, numBytes, &data1, &size1, &data2, &size2 );
-    if( size2 > 0 )
-    {
-
-        memcpy( data1, data, size1 );
-        data = ((char *)data) + size1;
-        memcpy( data2, data, size2 );
-    }
-    else
-    {
-        memcpy( data1, data, size1 );
-    }
-    RingBuffer_AdvanceWriteIndex( rbuf, numWritten );
-    return numWritten;
-}
-
-/***************************************************************************
-** Return bytes read. */
-long RingBuffer_Read( RingBuffer *rbuf, void *data, long numBytes )
-{
-    long size1, size2, numRead;
-    void *data1, *data2;
-    numRead = RingBuffer_GetReadRegions( rbuf, numBytes, &data1, &size1, &data2, &size2 );
-    if( size2 > 0 )
-    {
-        memcpy( data, data1, size1 );
-        data = ((char *)data) + size1;
-        memcpy( data, data2, size2 );
-    }
-    else
-    {
-        memcpy( data, data1, size1 );
-    }
-    RingBuffer_AdvanceReadIndex( rbuf, numRead );
-    return numRead;
-}
diff --git a/pd/portaudio_v18/pablio/test_w_saw_pd.c b/pd/portaudio_v18/pablio/test_w_saw_pd.c
deleted file mode 100644
index 73a4d9c4..00000000
--- a/pd/portaudio_v18/pablio/test_w_saw_pd.c
+++ /dev/null
@@ -1,108 +0,0 @@
-/*
- * $Id: test_w_saw_pd.c,v 1.2 2004-02-22 16:21:33 ggeiger Exp $
- * test_w_saw.c
- * Generate stereo sawtooth waveforms.
- *
- * Author: Phil Burk, http://www.softsynth.com
- *
- * This program uses PABLIO, the Portable Audio Blocking I/O Library.
- * PABLIO is built on top of PortAudio, the Portable Audio Library.
- *
- * For more information see: http://www.audiomulch.com/portaudio/
- * Copyright (c) 1999-2000 Ross Bencina and Phil Burk
- *
- * Permission is hereby granted, free of charge, to any person obtaining
- * a copy of this software and associated documentation files
- * (the "Software"), to deal in the Software without restriction,
- * including without limitation the rights to use, copy, modify, merge,
- * publish, distribute, sublicense, and/or sell copies of the Software,
- * and to permit persons to whom the Software is furnished to do so,
- * subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be
- * included in all copies or substantial portions of the Software.
- *
- * Any person wishing to distribute modifications to the Software is
- * requested to send the modifications to the original developer so that
- * they can be incorporated into the canonical version.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
- * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
- * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
- * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <math.h>
-#include "pablio_pd.h"
-#include <string.h>
-
-#define SAMPLE_RATE         (44100)
-#define NUM_SECONDS             (6)
-#define SAMPLES_PER_FRAME       (2)
-
-#define FREQUENCY           (220.0f)
-#define PHASE_INCREMENT     (2.0f * FREQUENCY / SAMPLE_RATE)
-#define FRAMES_PER_BLOCK    (100)
-
-float   samples[FRAMES_PER_BLOCK][SAMPLES_PER_FRAME];
-float   phases[SAMPLES_PER_FRAME];
-
-/*******************************************************************/
-int main(void);
-int main(void)
-{
-    int             i,j;
-    PaError         err;
-    PABLIO_Stream  *aOutStream;
-
-    printf("Generate sawtooth waves using PABLIO.\n");
-    fflush(stdout);
-
-    /* Open simplified blocking I/O layer on top of PortAudio. */
-    err = OpenAudioStream( &aOutStream, SAMPLE_RATE, paFloat32,
-        PABLIO_WRITE, 2, 512, 8, -1, -1 );
-    if( err != paNoError ) goto error;
-
-    /* Initialize oscillator phases. */
-    phases[0] = 0.0;
-    phases[1] = 0.0;
-
-    for( i=0; i<(NUM_SECONDS * SAMPLE_RATE); i += FRAMES_PER_BLOCK )
-    {
-        /* Generate sawtooth waveforms in a block for efficiency. */
-        for( j=0; j<FRAMES_PER_BLOCK; j++ )
-        {
-            /* Generate a sawtooth wave by incrementing a variable. */
-            phases[0] += PHASE_INCREMENT;
-            /* The signal range is -1.0 to +1.0 so wrap around if we go over. */
-            if( phases[0] > 1.0f ) phases[0] -= 2.0f;
-            samples[j][0] = phases[0];
-
-            /* On the second channel, generate a sawtooth wave a fifth higher. */
-            phases[1] += PHASE_INCREMENT * (3.0f / 2.0f);
-            if( phases[1] > 1.0f ) phases[1] -= 2.0f;
-            samples[j][1] = phases[1];
-        }
-
-        /* Write samples to output. */
-        WriteAudioStream( aOutStream, samples, FRAMES_PER_BLOCK );
-    }
-
-    CloseAudioStream( aOutStream );
-
-    printf("Sawtooth sound test complete.\n" );
-    fflush(stdout);
-    return 0;
-
-error:
-    fprintf( stderr, "An error occured while using PABLIO\n" );
-    fprintf( stderr, "Error number: %d\n", err );
-    fprintf( stderr, "Error message: %s\n", Pa_GetErrorText( err ) );
-    return -1;
-}