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Update midi clock implementation and minor fixes for clock

tags/v0.5.0
ben 7 years ago
parent
commit
fe755f441d
2 changed files with 47 additions and 44 deletions
  1. +40
    -42
      src/core/MidiClockToCV.cpp
  2. +7
    -2
      src/core/MidiInterface.cpp

+ 40
- 42
src/core/MidiClockToCV.cpp View File

@@ -12,13 +12,14 @@ struct MIDIClockToCVInterface : MidiIO, Module {
NUM_PARAMS
};
enum InputIds {
CLOCK1_RATIO,
CLOCK2_RATIO,
NUM_INPUTS
};
enum OutputIds {
CLOCK1_PULSE,
CLOCK2_PULSE,
CLOCK_START_PULSE,
CLOCK_STOP_PULSE,
RESET_PULSE,
NUM_OUTPUTS
};

@@ -27,15 +28,15 @@ struct MIDIClockToCVInterface : MidiIO, Module {

PulseGenerator clock1Pulse;
PulseGenerator clock2Pulse;
PulseGenerator clockStartPulse;
PulseGenerator clockStopPulse;
PulseGenerator resetPulse;
bool tick = false;
bool running = false;
bool start = false;
bool stop = false;
bool reset = false;

MIDIClockToCVInterface() : MidiIO(), Module(NUM_PARAMS, NUM_INPUTS, NUM_OUTPUTS) {
ignore_midiTime = false;
ignore_midiTime = false;

}

~MIDIClockToCVInterface() {
@@ -69,6 +70,7 @@ struct MIDIClockToCVInterface : MidiIO, Module {
}

virtual void initialize() {
ignore_midiTime = false;
}

};
@@ -85,6 +87,7 @@ void MIDIClockToCVInterface::step() {
* Implying that every 16 midi clock ticks we need to send a pulse
* */
static int ratios[] = {6, 8, 12, 16, 24, 32, 48, 96, 192};
static int numratios = sizeof(ratios)/sizeof(*ratios);

if (isPortOpen()) {
std::vector<unsigned char> message;
@@ -97,15 +100,18 @@ void MIDIClockToCVInterface::step() {
}
}

if (start) {
clockStartPulse.trigger(trigger_length);
start = false;
c_bar = 0;
if (inputs[CLOCK1_RATIO].active) {
clock1ratio = int(clampf(inputs[CLOCK1_RATIO].value, 0.0, numratios-1));
}

if (inputs[CLOCK2_RATIO].active) {
clock2ratio = int(clampf(inputs[CLOCK2_RATIO].value, 0.0, numratios-1));
}

if (stop) {
clockStopPulse.trigger(trigger_length);
stop = false;
if (reset) {
resetPulse.trigger(trigger_length);
reset = false;
c_bar = 0;
clock1Pulse.time = 0.0;
clock1Pulse.pulseTime = 0.0;
clock2Pulse.time = 0.0;
@@ -145,11 +151,8 @@ void MIDIClockToCVInterface::step() {
pulse = clock2Pulse.process(1.0 / gSampleRate);
outputs[CLOCK2_PULSE].value = pulse ? 10.0 : 0.0;

pulse = clockStartPulse.process(1.0 / gSampleRate);
outputs[CLOCK_START_PULSE].value = pulse ? 10.0 : 0.0;

pulse = clockStopPulse.process(1.0 / gSampleRate);
outputs[CLOCK_STOP_PULSE].value = pulse ? 10.0 : 0.0;
pulse = resetPulse.process(1.0 / gSampleRate);
outputs[RESET_PULSE].value = pulse ? 10.0 : 0.0;

}

@@ -161,11 +164,10 @@ void MIDIClockToCVInterface::processMidi(std::vector<unsigned char> msg) {

switch (msg[0]) {
case 0xfa:
start = true;
reset = true;
running = true;
break;
case 0xfc:
stop = true;
running = false;
break;
case 0xf8:
@@ -262,50 +264,56 @@ MIDIClockToCVWidget::MIDIClockToCVWidget() {
{
Label *label = new Label();
label->box.pos = Vec(margin, yPos);
label->text = "Clock 1 Ratio";
label->text = "C1 Ratio";
addChild(label);
yPos += labelHeight + margin;

addInput(createInput<PJ3410Port>(Vec(15 * 6, yPos - 5), module, MIDIClockToCVInterface::CLOCK1_RATIO));

yPos += margin*6;

ClockRatioChoice *ratioChoice = new ClockRatioChoice();
ratioChoice->clockRatio = &module->clock1ratio;
ratioChoice->box.pos = Vec(margin, yPos);
ratioChoice->box.size.x = box.size.x - 10;
addChild(ratioChoice);
yPos += ratioChoice->box.size.y + margin + 5;
yPos += ratioChoice->box.size.y + margin*2;

}

{
Label *label = new Label();
label->box.pos = Vec(margin, yPos);
label->text = "Clock 1 Pulse";
label->text = "C1 Pulse";
addChild(label);

addOutput(createOutput<PJ3410Port>(Vec(15 * 6, yPos - 5), module, MIDIClockToCVInterface::CLOCK1_PULSE));
yPos += labelHeight + margin * 4;
yPos += margin * 10;
}


{
Label *label = new Label();
label->box.pos = Vec(margin, yPos);
label->text = "Clock 2 Ratio";
label->text = "C2 Ratio";
addChild(label);
yPos += labelHeight + margin;

addInput(createInput<PJ3410Port>(Vec(15 * 6, yPos - 5), module, MIDIClockToCVInterface::CLOCK2_RATIO));

yPos += margin*6;

ClockRatioChoice *ratioChoice = new ClockRatioChoice();
ratioChoice->clockRatio = &module->clock2ratio;
ratioChoice->box.pos = Vec(margin, yPos);
ratioChoice->box.size.x = box.size.x - 10;
addChild(ratioChoice);
yPos += ratioChoice->box.size.y + margin + 5;
yPos += ratioChoice->box.size.y + margin*2;

}

{
Label *label = new Label();
label->box.pos = Vec(margin, yPos);
label->text = "Clock 2 Pulse";
label->text = "C2 Pulse";
addChild(label);

addOutput(createOutput<PJ3410Port>(Vec(15 * 6, yPos - 5), module, MIDIClockToCVInterface::CLOCK2_PULSE));
@@ -315,19 +323,9 @@ MIDIClockToCVWidget::MIDIClockToCVWidget() {
{
Label *label = new Label();
label->box.pos = Vec(margin, yPos);
label->text = "Clock Start";
addChild(label);
addOutput(createOutput<PJ3410Port>(Vec(15 * 6, yPos - 5), module, MIDIClockToCVInterface::CLOCK_START_PULSE));
yPos += 40;
}

{
Label *label = new Label();
label->box.pos = Vec(margin, yPos);
label->text = "Clock Stop";
label->text = "Reset";
addChild(label);

addOutput(createOutput<PJ3410Port>(Vec(15 * 6, yPos - 5), module, MIDIClockToCVInterface::CLOCK_STOP_PULSE));
addOutput(createOutput<PJ3410Port>(Vec(15 * 6, yPos - 5), module, MIDIClockToCVInterface::RESET_PULSE));
}
}



+ 7
- 2
src/core/MidiInterface.cpp View File

@@ -91,7 +91,12 @@ void MidiIO::openDevice(std::string deviceName) {

this->deviceName = deviceName;

midiInMap[deviceName]->ignoreTypes(ignore_midiSysex, ignore_midiTime, ignore_midiSense);
/* TODO: this works for now, but is not ideal. If a clock is added and connected to a module
* the time messages will still be received after the clock is removed. This adds an overhead
* which can be avoided but I want to find a good solution.*/
if (!ignore_midiTime || !ignore_midiTime || !ignore_midiSense){
midiInMap[deviceName]->ignoreTypes(ignore_midiSysex, ignore_midiTime, ignore_midiSense);
}

id = midiInMap[deviceName]->add();
}
@@ -139,7 +144,7 @@ void MidiIO::close() {
MidiInWrapper * mw = midiInMap[deviceName];

if (!mw || id < 0) {
fprintf(stderr, "Trying to close already closed device!\n");
//fprintf(stderr, "Trying to close already closed device!\n");
return;
}



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