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/*
VASP modular - vector assembling signal processor / objects for Max/MSP and PD
Copyright (c) 2002 Thomas Grill (xovo@gmx.net)
For information on usage and redistribution, and for a DISCLAIMER OF ALL
WARRANTIES, see the file, "license.txt," in this distribution.
*/
#include "main.h"
#include "classes.h"
#include "util.h"
/*! \class vasp_sync
\remark \b vasp.sync
\brief Waits for all inlets to be hit (by vasps/anything) to trigger output.
\since 0.0.1
\param cmdln.1 int - number of sync inlets
\param inlet.1 vasp - is stored
\param inlet.1 bang - triggers output
\param inlet.1 set - vasp to be stored
\param inlet.1 reset - clear all hit flags
\param inlet.+n vasp/anything - sets hit flag
\retval outlet.* vasp - stored vasps
\todo Message for selection if only vasp input triggers (or any one).
\todo Message for selection of manual or auto reset upon trigger
*/
class vasp_sync:
public vasp_op
{
FLEXT_HEADER_S(vasp_sync,vasp_op,Setup)
public:
vasp_sync(I argc,const t_atom *argv):
autoreset(true),vasponly(false)
{
I cnt = -1;
if(argc) {
if(CanbeInt(argv[0])) cnt = GetAInt(argv[0]);
if(cnt <= 1) {
post("%s - integer argument invalid: set to 2",thisName());
cnt = 2;
}
}
else cnt = 2;
flags = new BL[cnt];
stored = new Vasp[cnt-1];
AddInAnything(cnt);
AddOutAnything(cnt);
}
static V Setup(t_classid c)
{
FLEXT_CADDMETHOD_(c,0,"reset",m_reset);
}
virtual BL Init()
{
BL ret = vasp_op::Init();
m_reset();
return ret;
}
~vasp_sync()
{
if(flags) delete[] flags;
if(stored) delete[] stored;
}
V chkbang(I n,Vasp *a = NULL)
{
if(a && n > 0) {
stored[n-1] = *a;
delete a;
}
BL f = flags[n];
flags[n] = true;
if(!f) { // flags have changed
BL all = true;
for(I i = 0; i < CntIn(); ++i) all = all && flags[i];
if(all) {
if(ref.Ok()) {
for(I i = CntIn()-1; i > 0; --i) ToOutVasp(i,stored[i-1]);
ToOutVasp(0,ref);
}
else ToOutBang(0);
if(autoreset) m_reset();
}
}
}
virtual V m_bang() { chkbang(0); }
V m_reset()
{
for(I i = 0; i < CntIn(); ++i) flags[i] = false;
}
virtual bool m_method_(I inlet,const t_symbol *s,I argc,const t_atom *argv)
{
if(inlet > 0 && (!vasponly || s == sym_vasp)) {
Vasp *a = new Vasp(argc,argv);
chkbang(inlet,a);
return true;
}
else
return vasp_op::m_method_(inlet,s,argc,argv);
}
virtual V m_help() { post("%s - Synchronize a number of vasps (default 2)",thisName()); }
private:
BL autoreset,vasponly;
BL *flags;
Vasp *stored;
FLEXT_CALLBACK(m_reset)
};
FLEXT_LIB_V("vasp, vasp.sync",vasp_sync)
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