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//=============================================================================
// MuseSynth
// Music Software Synthesizer
//
// Copyright (C) 2013 Werner Schweer
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License version 2
// as published by the Free Software Foundation and appearing in
// the file LICENCE.GPL
//=============================================================================
#include <stdio.h>
#include "zone.h"
#include "channel.h"
#include "sample.h"
//---------------------------------------------------------
// Zone
//---------------------------------------------------------
Zone::Zone()
{
for (int i = 0; i < 128; ++i) {
onLocc[i] = -1;
onHicc[i] = -1;
locc[i] = 0;
hicc[i] = 127;
}
}
//---------------------------------------------------------
// Zone
//---------------------------------------------------------
Zone::~Zone()
{
delete sample;
}
//---------------------------------------------------------
// match
//---------------------------------------------------------
bool Zone::match(Channel* c, int k, int v, Trigger et, double rand, int cc, int ccVal)
{
if ((k >= keyLo || et == Trigger::CC)
&& (k <= keyHi || et == Trigger::CC)
&& (v >= veloLo || et == Trigger::CC)
&& (v <= veloHi || et == Trigger::CC)
&& (loRand <= rand && hiRand > rand)
&& (et == trigger)
) {
//printf(" Zone match %d %d %d -- %d %d %d %d center %d trigger %d\n",
// k, v, et, keyLo, keyHi, veloLo, veloHi, keyBase, trigger);
if (useCC) {
for (int i = 0; i < 128; i++) {
if (locc[i] == 0 && hicc[i] == 127)
continue;
if (locc[i] > c->getCtrl(i) || hicc[i] < c->getCtrl(i))
return false;
}
}
int oldSeq = seq;
if (trigger == Trigger::CC) {
if (onLocc[cc] <= ccVal && onHicc[cc] >= ccVal) {
seq++;
if (seq > seqLen)
seq = 0;
return oldSeq == seqPos;
}
else
return false;
}
++seq;
if (seq > seqLen)
seq = 0;
return oldSeq == seqPos;
}
return false;
}
//---------------------------------------------------------
// updateCCGain
//---------------------------------------------------------
void Zone::updateCCGain(Channel* c)
{
ccGain = 1.0;
for (auto oncc : gainOnCC) {
ccGain *= pow(10, (((float) c->getCtrl(oncc.first) / (float) 127.0) * oncc.second)/20);
}
}
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