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dexed
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There was a bigger problem with a SEGV which I can't fix. So I decided to got

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back to a1f53457f8 and start again with
implementing the feature of configuring in realtime how much voices (1..32) you
may want to use.
Also made some cleanup.
pull/1/head
root 7 years ago
parent db623ea852
commit e3c0a2dae2
3 changed files with 29 additions and 22 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
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  1. 2
      src/Makefile
  2. 43
      src/dexed.cpp
  3. 6
      src/dexed.h

2
src/Makefile
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@ -1,7 +1,7 @@
BUNDLE=dexed.lv2
TARGET=dexed.so
DEBUG=1
#DEBUG=1
#FILETRACE=1
INSTALL_DIR=/zynthian/zynthian-plugins/lv2

43
src/dexed.cpp
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@ -65,8 +65,8 @@ Dexed::Dexed(double rate) : lvtk::Synth<DexedVoice, Dexed>(p_n_ports, p_midi_in)
TRACE("%d->%f",i,data_float[i]);
}
currentNote = 0;
max_notes=16;
currentNote = 0;
controllers.values_[kControllerPitch] = 0x2000;
controllers.values_[kControllerPitchRange] = 0;
controllers.values_[kControllerPitchStep] = 0;
@ -83,7 +83,7 @@ Dexed::Dexed(double rate) : lvtk::Synth<DexedVoice, Dexed>(p_n_ports, p_midi_in)
lfo.reset(data+137);
normalizeDxVelocity = false;
//normalizeDxVelocity = false;
setMonoMode(false);
@ -419,8 +419,9 @@ void Dexed::run (uint32_t sample_count)
void Dexed::GetSamples(uint32_t n_samples, float* buffer)
{
uint32_t i;
if(refreshVoice) {
for(i=0;i < MAX_ACTIVE_NOTES;i++) {
for(i=0;i < max_notes;i++) {
if ( voices[i].live )
voices[i].dx7_note->update(data, voices[i].midi_note, feedback_bitdepth);
}
@ -454,7 +455,7 @@ void Dexed::GetSamples(uint32_t n_samples, float* buffer)
int32_t lfovalue = lfo.getsample();
int32_t lfodelay = lfo.getdelay();
for (uint8_t note = 0; note < MAX_ACTIVE_NOTES; ++note) {
for (uint8_t note = 0; note < max_notes; ++note) {
if (voices[note].live) {
voices[note].dx7_note->compute(audiobuf.get(), lfovalue, lfodelay, &controllers);
for (uint32_t j=0; j < N; ++j) {
@ -487,7 +488,7 @@ void Dexed::GetSamples(uint32_t n_samples, float* buffer)
{
uint8_t op_carrier=controllers.core->get_carrier_operators(data[134]); // look for carriers
for(i=0;i < MAX_ACTIVE_NOTES;i++)
for(i=0;i < max_notes;i++)
{
if(voices[i].live==true)
{
@ -565,7 +566,7 @@ void Dexed::ProcessMidiMessage(const uint8_t *buf, uint32_t buf_size) {
TRACE("MIDI sustain event: %d %d",ctrl,value);
sustain = value > 63;
if (!sustain) {
for (uint8_t note = 0; note < MAX_ACTIVE_NOTES; note++) {
for (uint8_t note = 0; note < max_notes; note++) {
if (voices[note].sustained && !voices[note].keydown) {
voices[note].dx7_note->keyup();
voices[note].sustained = false;
@ -619,9 +620,9 @@ TRACE("pitch=%d, velo=%d\n",pitch,velo);
uint8_t note = currentNote;
uint8_t keydown_counter=0;
for (uint8_t i=0; i<MAX_ACTIVE_NOTES; i++) {
for (uint8_t i=0; i<max_notes; i++) {
if (!voices[note].keydown) {
currentNote = (note + 1) % MAX_ACTIVE_NOTES;
currentNote = (note + 1) % max_notes;
voices[note].midi_note = pitch;
voices[note].sustained = sustain;
voices[note].keydown = true;
@ -633,13 +634,13 @@ TRACE("pitch=%d, velo=%d\n",pitch,velo);
else
keydown_counter++;
note = (note + 1) % MAX_ACTIVE_NOTES;
note = (note + 1) % max_notes;
}
if(keydown_counter==0)
lfo.keydown();
if ( monoMode ) {
for(uint8_t i=0; i<MAX_ACTIVE_NOTES; i++) {
for(uint8_t i=0; i<max_notes; i++) {
if ( voices[i].live ) {
// all keys are up, only transfer signal
if ( ! voices[i].keydown ) {
@ -664,10 +665,11 @@ TRACE("Bye");
void Dexed::keyup(uint8_t pitch) {
TRACE("Hi");
TRACE("pitch=%d\n",pitch);
uint8_t note;
pitch += data[144] - 24;
for (note=0; note<MAX_ACTIVE_NOTES; ++note) {
uint8_t note;
for (note=0; note<max_notes; ++note) {
if ( voices[note].midi_note == pitch && voices[note].keydown ) {
voices[note].keydown = false;
break;
@ -675,7 +677,7 @@ TRACE("pitch=%d\n",pitch);
}
// note not found ?
if ( note >= MAX_ACTIVE_NOTES ) {
if ( note >= max_notes ) {
TRACE("note-off not found???");
return;
}
@ -683,7 +685,7 @@ TRACE("pitch=%d\n",pitch);
if ( monoMode ) {
int8_t highNote = -1;
int8_t target = 0;
for (int8_t i=0; i<MAX_ACTIVE_NOTES;i++) {
for (int8_t i=0; i<max_notes;i++) {
if ( voices[i].keydown && voices[i].midi_note > highNote ) {
target = i;
highNote = voices[i].midi_note;
@ -707,6 +709,7 @@ TRACE("Bye");
void Dexed::onParam(uint8_t param_num,float param_val)
{
int32_t tune;
if(param_val!=data_float[param_num])
{
@ -756,6 +759,10 @@ void Dexed::onParam(uint8_t param_num,float param_val)
case 164:
controllers.at.setTarget(data[param_num]);
break;
case 165:
tune=param_val*0x4000;
controllers.masterTune=(tune<<11)*(1.0/12);
break;
case 166:
case 167:
case 168:
@ -764,10 +771,9 @@ void Dexed::onParam(uint8_t param_num,float param_val)
case 171:
controllers.opSwitch=(data[166]<<5)|(data[167]<<4)|(data[168]<<3)|(data[169]<<2)|(data[170]<<1)|data[171];
break;
case 165:
int32_t tune=param_val*0x4000;
controllers.masterTune=(tune<<11)*(1.0/12);
break;
case 172:
max_notes=data[param_num];
break;
}
TRACE("Done: Parameter %d changed from %d to %d",param_num, tmp, data[param_num]);
@ -820,6 +826,7 @@ void Dexed::panic(void) {
for(uint8_t i=0;i<MAX_ACTIVE_NOTES;i++) {
voices[i].keydown = false;
voices[i].live = false;
voices[i].sustained = false;
if ( voices[i].dx7_note != NULL ) {
voices[i].dx7_note->oscSync();
}

6
src/dexed.h
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@ -97,14 +97,14 @@ class Dexed : public lvtk::Synth<DexedVoice, Dexed>
void keydown(uint8_t pitch, uint8_t velo);
void panic(void);
static const uint8_t MAX_ACTIVE_NOTES = 16;
static const uint8_t MAX_ACTIVE_NOTES = 32;
uint8_t max_notes=MAX_ACTIVE_NOTES;
ProcessorVoice voices[MAX_ACTIVE_NOTES];
uint8_t max_notes;
uint8_t currentNote;
bool sustain;
bool monoMode;
bool refreshVoice;
bool normalizeDxVelocity;
//bool normalizeDxVelocity;
uint8_t engineType;
uint8_t feedback_bitdepth;
PluginFx fx;

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