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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.
*/
/*! \file vasp_imm.cpp
\brief Definitions for immediate vasps
*/
#include "main.h"
#include "classes.h"
#include "util.h"
#include "buflib.h"
#include "oploop.h"
/*! \class vasp_imm
\remark \b vasp.imm
\brief Get vasp immediate.
\since 0.0.6
\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.1 frames - minimum frame length
\param inlet.2 int - minimum frame length
\retval outlet vasp! - vasp immediate
*/
class vasp_imm:
public vasp_op
{
FLEXT_HEADER_S(vasp_imm,vasp_op,Setup)
public:
vasp_imm(I argc,t_atom *argv):
frms(0),zero(true)
{
if(argc >= 1 && CanbeInt(argv[0]))
m_frames(GetAInt(argv[0]));
else if(argc)
post("%s - Frame count argument invalid -> ignored",thisName());
AddInAnything();
AddInInt();
AddOutAnything();
}
static V Setup(t_classid c)
{
FLEXT_CADDMETHOD(c,1,m_frames);
FLEXT_CADDATTR_VAR(c,"frames",frms,m_frames);
FLEXT_CADDATTR_VAR1(c,"zero",zero);
}
V m_frames(I n) { frms = n; }
virtual V m_bang()
{
if(!ref.Ok() || !ref.Check()) {
/*
if(!frms)
post("%s - No length defined!",thisName());
else
*/
{
ImmBuf ibuf(frms,zero);
Vasp ret(frms,Vasp::Ref(ibuf));
ToOutVasp(0,ret);
}
}
else if(ref.Vectors() > 1)
post("%s - More than one vector in vasp!",thisName());
else {
VBuffer *buf = ref.Buffer(0);
const I len = buf->Length(),chns = buf->Channels();
// size of memory reservation (at least frms samples)
const I rlen = frms > len?frms:len;
ImmBuf imm(rlen,false);
S *dst = imm.Pointer();
const S *src = buf->Pointer();
// post("!copy: src: %p,%i,%i -> dst: %p,%i",src,len,chns,dst,rlen);
register int i;
_DE_LOOP(i,len, ( dst[i] = *src,src += chns ) )
if(zero && rlen > len) ZeroSamples(dst+len,rlen-len);
Vasp::Ref vr(imm);
// post("!vr: %s,%i",vr.Ok()?vr.Symbol().Name():"***",vr.Offset());
Vasp ret(len,vr);
ToOutVasp(0,ret);
}
}
virtual V m_help() { post("%s - Get immediate vasp vectors",thisName()); }
protected:
I frms;
BL zero;
private:
FLEXT_CALLBACK_I(m_frames)
FLEXT_CALLSET_I(m_frames);
FLEXT_ATTRGET_I(frms);
FLEXT_ATTRVAR_B(zero);
};
FLEXT_LIB_V("vasp, vasp.imm vasp.!",vasp_imm)
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