private void sendEnvelopeFrequency(Receiver rx, int channel, byte[] regs) throws Exception {
int data = (regs[0xc] & 0xff) + ((regs[0xd] << 8) & 0x0f00);
data = data >> FREQ_SCALE_FACTOR;
// 16 bit value, divided into 7/7/2
byte high = (byte) ((data >> 9) & 0x7f); // top 7 bits
byte med = (byte) ((data >> 7) & 0x7f); // middle 7 bits
byte low = (byte) (((data >> 2) & 0x03) << 5); // bottom 2 bits
rx.send(new ShortMessage(CONTROL_CHANGE, channel, CC_ENVELOPE_FREQ_HIGH, high), -1);
rx.send(new ShortMessage(CONTROL_CHANGE, channel, CC_ENVELOPE_FREQ_MED, med), -1);
rx.send(new ShortMessage(CONTROL_CHANGE, channel, CC_ENVELOPE_FREQ_LOW, low), -1);
}
public void start() {
if (receiver != null) receiver.stop();
receiver = new Receiver(server.factory).start();
if (isSenderUsed()) {
if (sender != null) sender.stop();
sender = new Sender(server.factory, server.sendQueueSize()).start();
}
}
private void sendLatch(Receiver rx, int channel, boolean enabled) throws Exception {
byte value = enabled ? (byte) 64 : (byte) 0;
if (!enabled) {
// save registers
for (int i = 0; i < registers.length; i++) {
prevRegisters[i] = registers[i];
}
}
rx.send(new ShortMessage(CONTROL_CHANGE, channel, CC_LATCH, value), -1);
}
private void sendFrequency(Receiver rx, int channel, byte[] regs, int startRegister)
throws Exception {
int data = (regs[startRegister] & 0xff) + ((regs[startRegister + 1] << 8) & 0x0f00);
data = data >> FREQ_SCALE_FACTOR;
byte msb = (byte) ((data >> 5) & 0x7f); // top 7 bits
byte lsb = (byte) ((data << 2) & 0x7c); // lower 5 bits
int cc1 = ((startRegister / 2) + CC_CHANNEL_A_FREQ_MSB);
int cc2 = ((startRegister / 2) + CC_CHANNEL_A_FREQ_LSB);
rx.send(new ShortMessage(CONTROL_CHANGE, channel, (byte) cc1, msb), -1);
rx.send(new ShortMessage(CONTROL_CHANGE, channel, (byte) cc2, lsb), -1);
}
public void close() throws IOException {
send_lock.lock();
try {
Util.close(out, in, sock);
if (receiver != null) {
receiver.stop();
receiver = null;
}
if (sender != null) {
sender.stop();
sender = null;
}
} finally {
send_lock.unlock();
}
}
public String toString() {
Socket tmp_sock = sock;
if (tmp_sock == null) return "<null socket>";
InetAddress local = tmp_sock.getLocalAddress(), remote = tmp_sock.getInetAddress();
String local_str = local != null ? Util.shortName(local) : "<null>";
String remote_str = remote != null ? Util.shortName(remote) : "<null>";
return String.format(
"%s:%s --> %s:%s (%d secs old) [%s] [recv_buf=%d]",
local_str,
tmp_sock.getLocalPort(),
remote_str,
tmp_sock.getPort(),
TimeUnit.SECONDS.convert(getTimestamp() - last_access, TimeUnit.NANOSECONDS),
status(),
receiver != null ? receiver.bufferSize() : 0);
}
public void connect(String user, String pass) {
if (!connected) {
try {
socket = new Socket(domain, 4446);
out = new PrintWriter(socket.getOutputStream(), true);
// in = new BufferedReader(new InputStreamReader(socket.getInputStream()));
in = new ObjectInputStream(socket.getInputStream());
} catch (java.net.UnknownHostException e) {
System.err.println("Don't know about host");
return;
} catch (IOException e) {
System.err.println("Couldn't get I/O for the connection to");
return;
}
this.connected = true;
rec = new Receiver(in);
rec.start();
}
}
/**
* Calls the receiver callback. We do not serialize access to this method, and it may be called
* concurrently by several Connection handler threads. Therefore the receiver needs to be
* reentrant.
*/
public void receive(Address sender, byte[] data, int offset, int length) {
receiver.receive(sender, data, offset, length);
}
private void resetController(Receiver rx, int channel, byte[] regs) throws Exception {
for (int i = 0; i < 15; i++) {
regs[i] = 0;
}
rx.send(new ShortMessage(CONTROL_CHANGE, channel, CC_LATCH, 127), -1);
rx.send(new ShortMessage(CONTROL_CHANGE, channel, CC_CHANNEL_A_FREQ_MSB, 0), -1);
rx.send(new ShortMessage(CONTROL_CHANGE, channel, CC_CHANNEL_A_FREQ_LSB, 0), -1);
rx.send(new ShortMessage(CONTROL_CHANGE, channel, CC_CHANNEL_B_FREQ_MSB, 0), -1);
rx.send(new ShortMessage(CONTROL_CHANGE, channel, CC_CHANNEL_B_FREQ_LSB, 0), -1);
rx.send(new ShortMessage(CONTROL_CHANGE, channel, CC_CHANNEL_C_FREQ_MSB, 0), -1);
rx.send(new ShortMessage(CONTROL_CHANGE, channel, CC_CHANNEL_C_FREQ_LSB, 0), -1);
rx.send(new ShortMessage(CONTROL_CHANGE, channel, CC_NOISE_FREQ, 0), -1);
rx.send(new ShortMessage(CONTROL_CHANGE, channel, CC_MIXER, 0), -1);
rx.send(new ShortMessage(CONTROL_CHANGE, channel, CC_CHANNEL_A_LEVEL, 0), -1);
rx.send(new ShortMessage(CONTROL_CHANGE, channel, CC_CHANNEL_B_LEVEL, 0), -1);
rx.send(new ShortMessage(CONTROL_CHANGE, channel, CC_CHANNEL_C_LEVEL, 0), -1);
rx.send(new ShortMessage(CONTROL_CHANGE, channel, CC_ENVELOPE_FREQ_HIGH, 0), -1);
rx.send(new ShortMessage(CONTROL_CHANGE, channel, CC_ENVELOPE_FREQ_MED, 0), -1);
rx.send(new ShortMessage(CONTROL_CHANGE, channel, CC_ENVELOPE_FREQ_LOW, 0), -1);
rx.send(new ShortMessage(CONTROL_CHANGE, channel, CC_ENVELOPE_SHAPE, 0), -1);
rx.send(new ShortMessage(CONTROL_CHANGE, channel, CC_LATCH, 0), -1);
}
private void sendValue(Receiver rx, int channel, byte cc, byte value) throws Exception {
rx.send(new ShortMessage(CONTROL_CHANGE, channel, cc, value), -1);
}
/**
* Test for the presence of incoming packets.
*
* @return true if there are packets available to be received.
*/
public boolean incoming() {
return rcvr.incoming();
}
/**
* Retrieve the next packet from the substrate.
*
* @return the next incoming packet
*/
public Packet receive() {
return rcvr.receive();
}
/** Wait for Substrate to stop. */
public void join() throws Exception {
sndr.join();
rcvr.join();
}
/** Start Substrate running. */
public void start() {
sndr.start();
rcvr.start();
}
