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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_part
\remark \b vasp.part
\brief Gets parts of vasp vectors.
\since 0.0.1
\param cmdln.1 list - list of part lengts
\param inlet.1 vasp - is stored and output triggered
\param inlet.1 bang - triggers output
\param inlet.1 set - vasp to be stored
\param inlet.2 list - list of part lengts
\retval outlet.1 vasp - consecutive vasp parts
\retval outlet.2 vasp - remainder
\todo Implement unit processing.
\remarks Output zero length vasps?
*/
class vasp_part:
public vasp_op
{
FLEXT_HEADER_S(vasp_part,vasp_op,Setup)
public:
vasp_part(I argc,t_atom *argv):
part(NULL),parts(0)
{
m_part(argc,argv);
AddInAnything(2);
AddOutAnything(2);
}
~vasp_part() { if(part) delete[] part; }
static V Setup(t_classid c)
{
FLEXT_CADDMETHOD_(c,1,"list",m_part);
FLEXT_CADDATTR_VAR(c,"parts",m_getpart,m_setpart);
}
V m_part(I argc,const t_atom *argv)
{
if(part) delete[] part; parts = 0;
part = new I[argc];
for(I i = 0; i < argc; ++i) {
BL warn = false;
I p = (I)GetAFloat(argv[i]); // \todo unit processing
if(p < 0 && !warn) {
post("%s - invalid part length(s) -> set to 0",thisName());
p = 0; warn = true;
}
part[i] = p; ++parts;
}
}
V m_getpart(AtomList &ret)
{
ret(parts);
for(I i = 0; i < parts; ++i) SetInt(ret[i],part[i]);
}
V m_setpart(const AtomList &ret) { m_part(ret.Count(),ret.Atoms()); }
virtual V m_bang()
{
if(!ref.Ok()) {
post("%s - Invalid vasp!",thisName());
return;
}
I fr = ref.Frames(),o = 0,f = 0;
for(I i = 0; i < parts && (fr < 0 || fr); ++i) {
I p = part[i];
if(fr >= 0) { p = min(p,fr); fr -= p; }
Vasp ret(ref);
ret.Frames(p);
ret.OffsetD(o);
ToOutVasp(0,ret);
o += p;
}
if(fr) {
Vasp ret(ref);
ret.Frames(fr);
ret.OffsetD(o);
ToOutVasp(1,ret);
}
}
virtual V m_help() { post("%s - Return consecutive vasps with lengths given by argument list",thisName()); }
protected:
I parts,*part;
FLEXT_CALLBACK_V(m_part)
FLEXT_CALLVAR_V(m_getpart,m_setpart);
};
FLEXT_LIB_V("vasp, vasp.part",vasp_part)
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