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#include <cstdio>
#include <cstring>
#include <vector>
#include RT_MIDI_H
#include "qmpmidioutrtmidi.hpp"
qmpMidiOutRtMidi::qmpMidiOutRtMidi(unsigned _portid)
{
portid=_portid;
outport=nullptr;
}
qmpMidiOutRtMidi::~qmpMidiOutRtMidi()
{
if(!outport)return;
if(outport->isPortOpen())outport->closePort();
delete outport;outport=nullptr;
}
void qmpMidiOutRtMidi::deviceInit()
{
try
{
outport=new RtMidiOut();
}
catch(RtMidiError &e)
{
printf("Cannot create RtMidi Output instance: %s\n",e.what());
outport=nullptr;
}
}
void qmpMidiOutRtMidi::deviceDeinit()
{
if(!outport||!outport->isPortOpen())return;
outport->closePort();
}
void qmpMidiOutRtMidi::basicMessage(uint8_t type,uint8_t p1,uint8_t p2)
{
if(!outport||!outport->isPortOpen())return;
std::vector<unsigned char>msg;
msg.push_back(type);
msg.push_back(p1);
if(((type&0xF0)!=0xC0)&&((type&0xF0)!=0xD0))
msg.push_back(p2);
outport->sendMessage(&msg);
}
void qmpMidiOutRtMidi::extendedMessage(uint8_t length,const char *data)
{
if(!outport||!outport->isPortOpen())return;
std::vector<unsigned char>msg(data,data+length);
outport->sendMessage(&msg);
}
void qmpMidiOutRtMidi::rpnMessage(uint8_t ch,uint16_t type,uint16_t val)
{
basicMessage(0xB0|ch,0x64,type&0x7F);
basicMessage(0xB0|ch,0x65,type>>7);
basicMessage(0xB0|ch,0x06,val>>7);
basicMessage(0xB0|ch,0x26,val&0x7F);
}
void qmpMidiOutRtMidi::nrpnMessage(uint8_t ch,uint16_t type,uint16_t val)
{
basicMessage(0xB0|ch,0x62,type&0x7F);
basicMessage(0xB0|ch,0x63,type>>7);
basicMessage(0xB0|ch,0x06,val>>7);
basicMessage(0xB0|ch,0x26,val&0x7F);
}
void qmpMidiOutRtMidi::panic(uint8_t ch)
{
//maybe all notes off is more close to panic?
basicMessage(0xE0|ch,0x0,0x40);
basicMessage(0xB0|ch,123,0);
}
void qmpMidiOutRtMidi::reset(uint8_t ch)
{
basicMessage(0xB0|ch,121,0);
basicMessage(0xB0|ch,123,0);
}
void qmpMidiOutRtMidi::onMapped(uint8_t,int)
{
if(!outport)deviceInit();
if(outport->isPortOpen())return;
try
{
outport->openPort(portid);
}
catch(RtMidiError &e)
{
printf("Device initialization failure: %s\n",e.what());
}
}
void qmpMidiOutRtMidi::onUnmapped(uint8_t ch,int refcnt)
{
panic(ch);
if(!refcnt&&outport)outport->closePort();
}
RtMidiOut* qmpRtMidiManager::dummy=nullptr;
void qmpRtMidiManager::createDevices()
{
try{dummy=new RtMidiOut();}
catch(RtMidiError &e)
{
printf("Failed to initialize the dummy device: %s\n",e.what());
dummy=nullptr;return;
}
for(unsigned i=0;i<dummy->getPortCount();++i)
devices.push_back(std::make_pair(new qmpMidiOutRtMidi(i),dummy->getPortName(i)));
}
void qmpRtMidiManager::deleteDevices()
{
for(size_t i=0;i<devices.size();++i)
delete devices[i].first;
devices.clear();
delete dummy;
}
std::vector<std::pair<qmpMidiOutRtMidi*,std::string>> qmpRtMidiManager::getDevices()
{
return devices;
}
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