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//=========================================================
// MusE
// Linux Music Editor
// $Id: filter.cpp,v 1.10 2005/11/06 17:49:34 wschweer Exp $
//
// filter - simple midi filter
//
// (C) Copyright 2005 Werner Schweer (ws@seh.de)
//=========================================================
#include "trigggui.h"
#include "trigg.h"
#include "midi.h"
#include "midievent.h"
//---------------------------------------------------------
// Trigg
//---------------------------------------------------------
Trigg::Trigg(const char* name, const MempiHost* h)
: Mempi(name, h)
{
data.note=30; // allow any events
data.velocity=127;
gui = 0;
}
//---------------------------------------------------------
// Trigg
//---------------------------------------------------------
Trigg::~Trigg()
{
if (gui)
delete gui;
}
//---------------------------------------------------------
// init
//---------------------------------------------------------
bool Trigg::init()
{
gui = new TriggGui(this, 0);
gui->setWindowTitle("MusE: "+QString(name()));
gui->show();
return false;
}
//---------------------------------------------------------
// getGeometry
//---------------------------------------------------------
void Trigg::getGeometry(int* x, int* y, int* w, int* h) const
{
QPoint pos(gui->pos());
QSize size(gui->size());
*x = pos.x();
*y = pos.y();
*w = size.width();
*h = size.height();
}
//---------------------------------------------------------
// setGeometry
//---------------------------------------------------------
void Trigg::setGeometry(int x, int y, int w, int h)
{
gui->resize(QSize(w, h));
gui->move(QPoint(x, y));
}
//---------------------------------------------------------
// process
//---------------------------------------------------------
void Trigg::process(unsigned , unsigned , MidiEventList* il, MidiEventList* ol)
{
for (iMidiEvent i = il->begin(); i != il->end(); ++i) {
MidiEvent temp=*i;
if (temp.isNote() || temp.isNoteOff())
{
// for each event modify note and velocity
printf("a=%d b=%d isNote=%d isNoteOff=%d\n",temp.dataA(),temp.dataB(),temp.isNote(),temp.isNoteOff());
temp.setA(data.note);
if (!temp.isNoteOff())
temp.setB(data.velocity);
printf("AFTER a=%d b=%d\n",temp.dataA(),temp.dataB());
}
ol->insert(temp);
}
}
void Trigg::getInitData(int* n, const unsigned char** p) const
{
*n = sizeof(data);
*p = (unsigned char*)&data;
printf("::getInitData note=%d vel=%d\n",data.note,data.velocity);
}
void Trigg::setInitData(int n, const unsigned char* p)
{
memcpy((void*)&data, p, n);
if (gui)
gui->init();
}
//---------------------------------------------------------
// inst
//---------------------------------------------------------
static Mempi* instantiate(const char* name, const MempiHost* h)
{
return new Trigg(name, h);
}
extern "C" {
static MEMPI descriptor = {
"Trigg",
"Any note triggers a specified note with specified velocity",
"1.0", // filter version string
MEMPI_FILTER, // plugin type
MEMPI_MAJOR_VERSION, MEMPI_MINOR_VERSION,
instantiate
};
const MEMPI* mempi_descriptor() { return &descriptor; }
}
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