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/*
flext - C++ layer for Max/MSP and pd (pure data) externals
Copyright (c) 2001-2003 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.
*/
#ifndef __FLSTK_H
#define __FLSTK_H
#include "flext.h"
#include <Stk.h>
class FLEXT_SHARE flext_stk:
public flext_dsp
{
FLEXT_HEADER(flext_stk,flext_dsp)
public:
flext_stk();
// these have to be overridden in child classes
virtual bool NewObjs() { return true; }
virtual void FreeObjs() {}
virtual void ProcessObjs(int blocksize) {}
protected:
virtual bool Init();
virtual void Exit();
//! STK object for reading from inlet buffer
class Input:
public Stk
{
public:
Input(const t_sample *b,int vecsz);
inline MY_FLOAT lastOut() const { return (MY_FLOAT)buf[index]; }
inline MY_FLOAT tick() {
if(++index >= vecsz) index = 0;
return lastOut();
}
MY_FLOAT *tick(MY_FLOAT *vector,unsigned int vectorSize);
inline void SetBuf(const t_sample *b) { buf = b; }
private:
const t_sample *buf;
int vecsz,index;
};
//! STK object for writing to outlet buffer
class Output:
public Stk
{
public:
Output(t_sample *b,int vecsz);
inline void tick(MY_FLOAT s) {
buf[index] = (t_sample)s;
if(++index >= vecsz) index = 0;
}
void tick(const MY_FLOAT *vector,unsigned int vectorSize);
inline void SetBuf(t_sample *b) { buf = b; }
private:
t_sample *buf;
int vecsz,index;
};
Input &Inlet(int ix) { return *inobj[ix]; }
Output &Outlet(int ix) { return *outobj[ix]; }
private:
virtual void m_dsp(int n,t_sample *const *in,t_sample *const *out);
virtual void m_signal(int n,t_sample *const *in,t_sample *const *out);
void ClearObjs();
int inobjs,outobjs;
Input **inobj;
Output **outobj;
float smprt;
int blsz;
};
#endif
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