public static void main(String[] args) throws Exception {
SoftSynthesizer synth = new SoftSynthesizer();
synth.openStream(new AudioFormat(44100, 16, 1, true, false), null);
SoftAudioBuffer in1 = new SoftAudioBuffer(250, synth.getFormat());
SoftAudioBuffer out1 = new SoftAudioBuffer(250, synth.getFormat());
float[] testdata1 = new float[in1.getSize()];
float[] n1a = in1.array();
float[] out1a = out1.array();
for (int i = 0; i < n1a.length; i++) {
testdata1[i] = (float) Math.sin(i * 0.3) * 0.9f;
n1a[i] = testdata1[i];
out1a[i] = 1;
}
SoftLimiter limiter = new SoftLimiter();
limiter.init(44100, 147);
limiter.setMixMode(false);
limiter.setInput(0, in1);
limiter.setOutput(0, out1);
limiter.processControlLogic();
limiter.processAudio();
limiter.processControlLogic();
limiter.processAudio();
// Limiter should delay audio by one buffer,
// and there should almost no different in output v.s. input
for (int i = 0; i < n1a.length; i++) {
if (Math.abs(out1a[i] - testdata1[i]) > 0.00001) throw new Exception("input != output");
}
synth.close();
}
protected void noteOn(int noteNumber, int velocity) {
sustain = false;
sostenuto = false;
portamento = false;
soundoff = false;
on = true;
active = true;
started = true;
// volume = velocity;
noteOn_noteNumber = noteNumber;
noteOn_velocity = velocity;
lastMuteValue = 0;
lastSoloMuteValue = 0;
setNote(noteNumber);
if (performer.forcedKeynumber) co_noteon_keynumber[0] = 0;
else co_noteon_keynumber[0] = tunedKey * (1f / 128f);
if (performer.forcedVelocity) co_noteon_velocity[0] = 0;
else co_noteon_velocity[0] = velocity * (1f / 128f);
co_mixer_active[0] = 0;
co_mixer_gain[0] = 0;
co_mixer_pan[0] = 0;
co_mixer_balance[0] = 0;
co_mixer_reverb[0] = 0;
co_mixer_chorus[0] = 0;
co_osc_pitch[0] = 0;
co_filter_freq[0] = 0;
co_filter_q[0] = 0;
co_filter_type[0] = 0;
co_noteon_on[0] = 1;
eg.reset();
lfo.reset();
filter_left.reset();
filter_right.reset();
objects.put("master", synthesizer.getMainMixer().co_master);
objects.put("eg", eg);
objects.put("lfo", lfo);
objects.put("noteon", co_noteon);
objects.put("osc", co_osc);
objects.put("mixer", co_mixer);
objects.put("filter", co_filter);
connections = performer.connections;
if (connections_last == null || connections_last.length < connections.length) {
connections_last = new double[connections.length];
}
if (connections_src == null || connections_src.length < connections.length) {
connections_src = new double[connections.length][][];
connections_src_kc = new int[connections.length][];
}
if (connections_dst == null || connections_dst.length < connections.length) {
connections_dst = new double[connections.length][];
}
for (int i = 0; i < connections.length; i++) {
ModelConnectionBlock conn = connections[i];
connections_last[i] = 0;
if (conn.getSources() != null) {
ModelSource[] srcs = conn.getSources();
if (connections_src[i] == null || connections_src[i].length < srcs.length) {
connections_src[i] = new double[srcs.length][];
connections_src_kc[i] = new int[srcs.length];
}
double[][] src = connections_src[i];
int[] src_kc = connections_src_kc[i];
connections_src[i] = src;
for (int j = 0; j < srcs.length; j++) {
src_kc[j] = getValueKC(srcs[j].getIdentifier());
src[j] = getValue(srcs[j].getIdentifier());
}
}
if (conn.getDestination() != null)
connections_dst[i] = getValue(conn.getDestination().getIdentifier());
else connections_dst[i] = null;
}
for (int i = 0; i < connections.length; i++) processConnection(i);
if (extendedConnectionBlocks != null) {
for (ModelConnectionBlock connection : extendedConnectionBlocks) {
double value = 0;
if (softchannel.keybasedcontroller_active == null) {
for (ModelSource src : connection.getSources()) {
double x = getValue(src.getIdentifier())[0];
ModelTransform t = src.getTransform();
if (t == null) value += x;
else value += t.transform(x);
}
} else {
for (ModelSource src : connection.getSources()) {
double x = getValue(src.getIdentifier())[0];
x = processKeyBasedController(x, getValueKC(src.getIdentifier()));
ModelTransform t = src.getTransform();
if (t == null) value += x;
else value += t.transform(x);
}
}
ModelDestination dest = connection.getDestination();
ModelTransform t = dest.getTransform();
if (t != null) value = t.transform(value);
getValue(dest.getIdentifier())[0] += value;
}
}
eg.init(synthesizer);
lfo.init(synthesizer);
}
protected void processControlLogic() {
if (stopping) {
active = false;
stopping = false;
audiostarted = false;
if (osc_stream != null)
try {
osc_stream.close();
} catch (IOException e) {
// e.printStackTrace();
}
if (stealer_channel != null) {
stealer_channel.initVoice(
this,
stealer_performer,
stealer_voiceID,
stealer_noteNumber,
stealer_velocity,
stealer_extendedConnectionBlocks,
stealer_channelmixer,
stealer_releaseTriggered);
stealer_releaseTriggered = false;
stealer_channel = null;
stealer_performer = null;
stealer_voiceID = -1;
stealer_noteNumber = 0;
stealer_velocity = 0;
stealer_extendedConnectionBlocks = null;
stealer_channelmixer = null;
}
}
if (started) {
audiostarted = true;
ModelOscillator osc = performer.oscillators[0];
osc_stream_off_transmitted = false;
if (osc instanceof ModelWavetable) {
try {
resampler.open((ModelWavetable) osc, synthesizer.getFormat().getSampleRate());
osc_stream = resampler;
} catch (IOException e) {
// e.printStackTrace();
}
} else {
osc_stream = osc.open(synthesizer.getFormat().getSampleRate());
}
osc_attenuation = osc.getAttenuation();
osc_stream_nrofchannels = osc.getChannels();
if (osc_buff == null || osc_buff.length < osc_stream_nrofchannels)
osc_buff = new float[osc_stream_nrofchannels][];
if (osc_stream != null)
osc_stream.noteOn(softchannel, this, noteOn_noteNumber, noteOn_velocity);
}
if (audiostarted) {
if (portamento) {
double note_delta = tunedKey - (co_noteon_keynumber[0] * 128);
double note_delta_a = Math.abs(note_delta);
if (note_delta_a < 0.0000000001) {
co_noteon_keynumber[0] = tunedKey * (1.0 / 128.0);
portamento = false;
} else {
if (note_delta_a > softchannel.portamento_time)
note_delta = Math.signum(note_delta) * softchannel.portamento_time;
co_noteon_keynumber[0] += note_delta * (1.0 / 128.0);
}
int[] c = performer.midi_connections[4];
if (c == null) return;
for (int i = 0; i < c.length; i++) processConnection(c[i]);
}
eg.processControlLogic();
lfo.processControlLogic();
for (int i = 0; i < performer.ctrl_connections.length; i++)
processConnection(performer.ctrl_connections[i]);
osc_stream.setPitch((float) co_osc_pitch[0]);
int filter_type = (int) co_filter_type[0];
double filter_freq;
if (co_filter_freq[0] == 13500.0) filter_freq = 19912.126958213175;
else
filter_freq = 440.0 * Math.exp(((co_filter_freq[0]) - 6900.0) * (Math.log(2.0) / 1200.0));
/*
filter_freq = 440.0 * Math.pow(2.0,
((co_filter_freq[0]) - 6900.0) / 1200.0);*/
/*
* double velocity = co_noteon_velocity[0]; if(velocity < 0.5)
* filter_freq *= ((velocity * 2)*0.75 + 0.25);
*/
double q = co_filter_q[0] / 10.0;
filter_left.setFilterType(filter_type);
filter_left.setFrequency(filter_freq);
filter_left.setResonance(q);
filter_right.setFilterType(filter_type);
filter_right.setFrequency(filter_freq);
filter_right.setResonance(q);
/*
float gain = (float) Math.pow(10,
(-osc_attenuation + co_mixer_gain[0]) / 200.0);
*/
float gain = (float) Math.exp((-osc_attenuation + co_mixer_gain[0]) * (Math.log(10) / 200.0));
if (co_mixer_gain[0] <= -960) gain = 0;
if (soundoff) {
stopping = true;
gain = 0;
/*
* if(co_mixer_gain[0] > -960)
* co_mixer_gain[0] -= 960;
*/
}
volume = (int) (Math.sqrt(gain) * 128);
// gain *= 0.2;
double pan = co_mixer_pan[0] * (1.0 / 1000.0);
// System.out.println("pan = " + pan);
if (pan < 0) pan = 0;
else if (pan > 1) pan = 1;
if (pan == 0.5) {
out_mixer_left = gain * 0.7071067811865476f;
out_mixer_right = out_mixer_left;
} else {
out_mixer_left = gain * (float) Math.cos(pan * Math.PI * 0.5);
out_mixer_right = gain * (float) Math.sin(pan * Math.PI * 0.5);
}
double balance = co_mixer_balance[0] * (1.0 / 1000.0);
if (balance != 0.5) {
if (balance > 0.5) out_mixer_left *= (1 - balance) * 2;
else out_mixer_right *= balance * 2;
}
if (synthesizer.reverb_on) {
out_mixer_effect1 = (float) (co_mixer_reverb[0] * (1.0 / 1000.0));
out_mixer_effect1 *= gain;
} else out_mixer_effect1 = 0;
if (synthesizer.chorus_on) {
out_mixer_effect2 = (float) (co_mixer_chorus[0] * (1.0 / 1000.0));
out_mixer_effect2 *= gain;
} else out_mixer_effect2 = 0;
out_mixer_end = co_mixer_active[0] < 0.5;
if (!on)
if (!osc_stream_off_transmitted) {
osc_stream_off_transmitted = true;
if (osc_stream != null) osc_stream.noteOff(noteOff_velocity);
}
}
if (started) {
last_out_mixer_left = out_mixer_left;
last_out_mixer_right = out_mixer_right;
last_out_mixer_effect1 = out_mixer_effect1;
last_out_mixer_effect2 = out_mixer_effect2;
started = false;
}
}
public SoftVoice(SoftSynthesizer synth) {
synthesizer = synth;
filter_left = new SoftFilter(synth.getFormat().getSampleRate());
filter_right = new SoftFilter(synth.getFormat().getSampleRate());
nrofchannels = synth.getFormat().getChannels();
}