//add device
static void addDevice(uint port)
{
//create reference to RtMidi device
IntPtr reference = MidiInternal.rtmidi_in_create_default();
//get port count
//not using GetPortCount to avoid creating another RtMididevice
uint count = MidiInternal.rtmidi_get_port_count(reference);
//check if port number is invalid
if (port >= count)
{
//send error
Debug.LogError(string.Format("Port Number {0} cannot be used for Midi Input!\nPort range 0-{1}", port,
count - 1));
//free reference
freeHandle(reference);
//quit
return;
}
//get port name
string name = MidiInternal.rtmidi_get_port_name(reference, port);
//ignore types
MidiInternal.rtmidi_in_ignore_types(reference, false, false, false);
//add port to RtMidi device
MidiInternal.rtmidi_open_port(reference, port, "LopeaMidi port: " + name);
//create midi input handle
MidiInDevice device = new MidiInDevice(port, reference, name);
//add to array
if (currdevices == null)
{
currdevices = new MidiInDevice[1];
currdevices[0] = device;
}
else
{
var newdevices = new MidiInDevice[currdevices.Length + 1];
for (int i = 0; i < currdevices.Length; i++)
{
newdevices[i] = currdevices[i];
}
newdevices[currdevices.Length] = device;
currdevices = newdevices;
}
}
//add device
static MidiInDevice CreateDevice(uint port)
{
//create reference to RtMidi device
IntPtr reference = MidiInternal.rtmidi_in_create_default();
//get port name
string name = MidiInternal.rtmidi_get_port_name(reference, port);
//ignore types
MidiInternal.rtmidi_in_ignore_types(reference, false, false, false);
//add port to RtMidi device
MidiInternal.rtmidi_open_port(reference, port, "LopeaMidi port: " + name);
//create midi input handle
return(new MidiInDevice(port, reference, name));
}
static void RestartDevices()
{
//cannot restart device if it hasn't started in the first place,
if (!_initialized)
{
return;
}
var newPortCount = GetPortCount();
//find the device removed/added
for (uint i = 0; i < newPortCount; i++)
{
string name = MidiInternal.rtmidi_get_port_name(currdevices[0].ptr, i);
for (int j = 0; j < currdevices.Length; j++)
{
if (currdevices[j].name == name)
{
continue;
}
//once found, print message
else if (currdevices[j].name != name && j == currdevices.Length - 1)
{
if (portCount < newPortCount)
{
print("Midi Device Added: " + name);
}
else
{
print("Midi Device Removed: " + currdevices[j].name);
}
}
}
}
//shutdown the system
Shutdown();
//reinitialize system
Initialize();
}
/// <summary>
/// Get the name of a vaild output device based on its device port number
/// </summary>
/// <param name="port">port number to get it's value from</param>
/// <returns>string containing the name of the port, empty string if the port number is invalid.</returns>
public static string GetPortName(uint port)
{
//if system has not been initialized,
if (!_init)
{
//initialize system
Initialize();
//leave if the initialization failed,
if (!_init)
{
return(String.Empty);
}
}
if (port > count)
{
return(string.Empty);
}
return(MidiInternal.rtmidi_get_port_name(OutPorts[0], port));
}
/// <summary>
/// Gets the name of the port based on the port number given.
/// </summary>
/// <param name="port">port number to find the name of.</param>
/// <returns></returns>
public static string GetPortName(uint port)
{
//check if the value exists...
if (port >= portCount)
{
//if not, print error and return nothing.
Debug.LogError("MIDI port given does not exist when trying to find port name!");
return(string.Empty);
}
//if the system has not been initialized...
if (!_initialized)
{
//create a reference to the port
IntPtr refPort = MidiInternal.rtmidi_in_create_default();
//get name
string name = MidiInternal.rtmidi_get_port_name(refPort, port);
//free port
freeHandle(refPort);
return(name);
}
//system has already been initialized, get port name from device
return(currdevices[port].name);
}
static void RestartDevices()
{
//cannot restart device if it hasn't started in the first place,
if (!_initialized)
{
return;
}
var newPortCount = GetPortCount();
if (newPortCount == 0)
{
for (uint i = 0; i < portCount; i++)
{
print("Midi Device Removed: " + currdevices[i].name);
}
portCount = 0;
Shutdown();
}
else
{
//find the device removed/added
for (uint i = 0; i < newPortCount; i++)
{
string name = MidiInternal.rtmidi_get_port_name(currdevices[0].ptr, i);
for (int j = 0; j < currdevices.Length; j++)
{
if (currdevices[j].name == name)
{
continue;
}
//once found, print message
if (currdevices[j].name != name && j == currdevices.Length - 1)
{
if (portCount < newPortCount)
{
print("Midi Device Added: " + name);
}
else
{
print("Midi Device Removed: " + currdevices[j].name);
}
}
}
}
portCount = newPortCount;
for (uint i = 0; i < currdevices.Length; i++)
{
removeDevice(i);
}
currdevices = null;
currdevices = new MidiInDevice[portCount];
for (uint i = 0; i < portCount; i++)
{
currdevices[i] = CreateDevice(i);
}
}
}