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/******************************************************
*
* zexy - implementation file
*
* copyleft (c) IOhannes m zmölnig
*
* 1999:forum::für::umläute:2005
*
* institute of electronic music and acoustics (iem)
*
******************************************************
*
* license: GNU General Public License v.2
*
******************************************************/
/* ...this is a very ZEXY external ...
so have fun
*/
#include "zexy.h"
#include "z_zexy.h"
#include <stdarg.h>
/* do a little help thing */
typedef struct zexy
{
t_object t_ob;
} t_zexy;
t_class *zexy_class;
static void zexy_help(void)
{
post("\n\n...this is the zexy %c external "VERSION"...", HEARTSYMBOL);
post("\n%c handling signals"
#if 0
"\nstreamout~\t:: stream signals via a LAN : (%c) gige 1999"
"\nstreamin~\t:: catch signals from a LAN : based on gige"
#endif
"\nsfplay\t\t:: play back a (multichannel) soundfile : (c) ritsch 1999"
"\nsfrecord\t:: record a (multichannel) soundfile : based on ritsch", HEARTSYMBOL);
post("\n%c generating signals"
"\nnoish~\t\t:: generate bandlimited noise"
"\nnoisi~\t\t:: generate bandlimited noise"
"\ndirac~\t\t:: generate a dirac-pulse"
"\nstep~\t\t:: generate a unity-step"
"\ndfreq~\t\t:: detect frequency by counting zero-crossings : (c) ritsch 1998", HEARTSYMBOL);
post("\n%c manipulating signals"
"\nlimiter~\t:: limit/compress one or more signals"
"\nnop~\t\t:: pass through a signal (delay 1 block)"
"\nz~\t\t:: samplewise delay"
"\nswap~\t\t:: byte-swap a signal"
"\nquantize~\t:: quantize a signal", HEARTSYMBOL);
post("\n%c binary operations on signals"
"\nabs~, sgn~, >~, <~, ==~, &&~, ||~", HEARTSYMBOL);
post("\n%c multary operations on signals"
"\nmultiline~\t:: multiple line~ multiplication"
"\nmultiplex~\t:: multiplex 1 inlet~ to 1-of-various outlet~s"
"\ndemultiplex~\t:: demultiplex 1-of-various inlet~s to 1 outlet~", HEARTSYMBOL);
post("\n%c investigating signals in message-domain"
"\npack~\t\t:: convert a signal into a list of floats"
"\nunpack~\t\t:: convert packages of floats into a signal"
"\nsigzero~\t:: indicates whether a signal is zero throughout the block"
"\navg~\t\t:: outputs average of a signal as float"
"\ntavg~\t\t:: outputs average of a signal between two bangs"
"\nenvrms~\t\t:: an env~-object that ouputs rms instead of db"
"\npdf~\t\t:: power density function", HEARTSYMBOL);
post("\n%c basic message objects"
"\nnop\t\t:: a no-operation"
"\nlister\t\t:: stores lists"
"\nany2list\t\t:: converts \"anything\" to lists"
"\nlist2int\t:: cast each float of a list to integer"
"\natoi\t\t:: convert ascii to integer"
"\nlist2symbol\t:: convert a list into a single symbol"
"\nsymbol2list\t:: split a symbol into a list"
"\nstrcmp\t\t:: compare 2 lists as if they where strings"
"\nrepack\t\t:: (re)packs atoms to packages of a given size"
"\npackel\t\t:: element of a package"
"\nlength\t\t:: length of a package"
"\nniagara\t\t:: divide a package into 2 sub-packages"
"\nglue\t\t:: append a list to another"
"\nrepeat\t\t:: repeat a message"
"\nsegregate\t:: sort inputs by type"
"\n.\t\t:: scalar multiplication of vectors (lists of floats)", HEARTSYMBOL);
post("\n%c advanced message objects"
"\ntabread4\t:: 4-point interpolating table-read object"
"\ntabdump\t\t:: dump the table as a list"
"\ntabset\t\t:: set a table with a list"
"\nmavg\t\t:: a variable moving average filter"
"\nmean\t\t:: get the arithmetic mean of a vector"
"\nminmax\t\t:: get the minimum and the maximum of a vector"
"\nmakesymbol\t:: creates (formatted) symbols"
"\ndate\t\t:: get the current system date"
"\ntime\t\t:: get the current system time"
"\nindex\t\t:: convert symbols to indices"
"\ndrip\t\t:: converts a package to a sequence of atoms"
"\nsort\t\t:: shell-sort a package of floats"
"\ndemux\t\t:: demultiplex the input to a specified output"
"\nmsgfile\t\t:: store and handles lists of lists"
"\nlp\t\t:: write to the (parallel) port"
"\nwrap\t\t:: wrap a floating number between 2 limits"
"\nurn\t\t:: unique random numbers"
"\noperating_system\t:: information on the OS", HEARTSYMBOL);
post("\n\n(l) forum::für::umläute except where indicated\n"
"this software is under the GnuGPL that is provided with these files");
}
static void *zexy_new(void)
{
t_zexy *x = (t_zexy *)pd_new(zexy_class);
return (x);
}
void zexy_setup(void)
{
int i;
z_zexy_setup();
/* ************************************** */
startpost("\n\t");
for (i=0; i<28; i++) startpost("%c", HEARTSYMBOL);
endpost();
post("\t%c the zexy external "VERSION" %c", HEARTSYMBOL, HEARTSYMBOL);
post("\t%c (l) forum::für::umläute %c", HEARTSYMBOL, HEARTSYMBOL);
post("\t%c compiled: "__DATE__" %c", HEARTSYMBOL, HEARTSYMBOL);
post("\t%c send me a 'help' message %c", HEARTSYMBOL, HEARTSYMBOL);
startpost("\t");
for (i=0; i<28; i++) startpost("%c", HEARTSYMBOL);
endpost(); endpost();
zexy_class = class_new(gensym("zexy"), zexy_new, 0, sizeof(t_zexy), 0, 0);
class_addmethod(zexy_class, zexy_help, gensym("help"), 0);
zexy_register("zexy");
}
void verbose(int level, const char *fmt, ...){
char buf[MAXPDSTRING];
va_list ap;
t_int arg[8];
int i;
va_start(ap, fmt);
vsnprintf(buf, MAXPDSTRING-1, fmt, ap);
va_end(ap);
post("zverbose(%d): %s", level, buf);
}
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