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parseMIDI.cpp
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parseMIDI.cpp
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#include "testApp.h"
#ifdef WITH_MIDI
// MIDI message callback
//--------------------------------------------------------------
void testApp::newMidiMessage(ofxMidiMessage& msg) {
// make a copy of the latest message
midiMessage = msg;
// following is for debug purposes
/*
cout << "status: " << midiMessage.status << endl;
cout << "status string: " << midiMessage.getStatusString(midiMessage.status) << endl;
cout << "channel: " << midiMessage.channel << endl;
cout << "pitch: " << midiMessage.pitch << endl;
cout << "velocity: " << midiMessage.velocity << endl;
cout << "control: " << midiMessage.control << endl;
cout << "value: " << midiMessage.value << endl;
*/
if(bMidiHotkeyCoupling && midiHotkeyPressed >= 0)
{
if(midiHotkeyMessages.size()>0 && midiHotkeyMessages.size() == midiHotkeyKeys.size())
{
for(int i=0; i < midiHotkeyMessages.size(); i++)
{
if(midiHotkeyKeys[i] == midiHotkeyPressed)
{
midiHotkeyKeys.erase(midiHotkeyKeys.begin()+i);
midiHotkeyMessages.erase(midiHotkeyMessages.begin()+i);
}
}
}
midiHotkeyMessages.push_back(midiMessage);
midiHotkeyKeys.push_back(midiHotkeyPressed);
midiHotkeyPressed = -1;
bMidiHotkeyCoupling = false;
bMidiHotkeyLearning = false;
return;
}
if(midiHotkeyMessages.size()>0 && midiHotkeyMessages.size() == midiHotkeyKeys.size())
{
for(int i=0; i < midiHotkeyMessages.size(); i++)
{
ofxMidiMessage midiControl = midiHotkeyMessages[i];
if(midiMessage.velocity >0 && midiMessage.status == midiControl.status && midiMessage.pitch == midiControl.pitch && midiMessage.channel == midiControl.channel)
{
keyPressed(midiHotkeyKeys[i]);
}
}
}
for(int i=0; i < gui.getPages().size(); i++)
{
for(int j=0; j < gui.getPages()[i]->getControls().size(); j++)
{
if(gui.getPages()[i]->getControls()[j]->controlType == "Toggle")
{
if(gui.getPages()[i]->getControls()[j]->bLearning)
{
gui.getPages()[i]->getControls()[j]->bLearning = false;
gui.getPages()[i]->getControls()[j]->bLearnt = true;
gui.getPages()[i]->getControls()[j]->midiControl = midiMessage;
}
else if(gui.getPages()[i]->getControls()[j]->bLearnt)
{
ofxMidiMessage midiControl = gui.getPages()[i]->getControls()[j]->midiControl;
if(midiMessage.status == midiControl.status && midiMessage.pitch == midiControl.pitch && midiMessage.velocity == midiControl.velocity && midiMessage.channel == midiControl.channel)
{
ofxSimpleGuiToggle *t = (ofxSimpleGuiToggle *) gui.getPages()[i]->getControls()[j];
t->toggle();
}
}
}
else if(gui.getPages()[i]->getControls()[j]->controlType == "SliderFloat" || gui.getPages()[i]->getControls()[j]->controlType == "SliderInt")
{
if(gui.getPages()[i]->getControls()[j]->bLearning)
{
if(midiMessage.status == MIDI_CONTROL_CHANGE || midiMessage.status == MIDI_PITCH_BEND)
{
gui.getPages()[i]->getControls()[j]->bLearning = false;
gui.getPages()[i]->getControls()[j]->bLearnt = true;
gui.getPages()[i]->getControls()[j]->midiControl = midiMessage;
}
else if(midiMessage.status == MIDI_NOTE_ON && midiMessage.velocity > 0)
{
if(gui.getPages()[i]->getControls()[j]->midiSlideControls.size() == 0)
{
gui.getPages()[i]->getControls()[j]->midiSlideControls.push_back(midiMessage);
}
else if(gui.getPages()[i]->getControls()[j]->midiSlideControls.size() == 1)
{
gui.getPages()[i]->getControls()[j]->midiSlideControls.push_back(midiMessage);
gui.getPages()[i]->getControls()[j]->bLearning = false;
gui.getPages()[i]->getControls()[j]->bLearnt = true;
}
}
}
else if(gui.getPages()[i]->getControls()[j]->bLearnt)
{
ofxMidiMessage midiControl = gui.getPages()[i]->getControls()[j]->midiControl;
vector<ofxMidiMessage> midiSlideControls = gui.getPages()[i]->getControls()[j]->midiSlideControls;
if(midiMessage.status == MIDI_CONTROL_CHANGE)
{
if(midiMessage.status == midiControl.status && midiMessage.control == midiControl.control && midiMessage.channel == midiControl.channel)
{
if(gui.getPages()[i]->getControls()[j]->controlType == "SliderFloat")
{
ofxSimpleGuiSliderFloat *s = (ofxSimpleGuiSliderFloat *) gui.getPages()[i]->getControls()[j];
float value = midiMessage.value;
float remappedValue = ofMap(value, (float) 0, (float) 127, (float) s->min, (float) s->max);
s->setValue(remappedValue);
}
else
{
ofxSimpleGuiSliderInt *s = (ofxSimpleGuiSliderInt *) gui.getPages()[i]->getControls()[j];
float value = midiMessage.value;
float remappedValue = ofMap(value, (float) 0, (float) 127, (float) s->min, (float) s->max);
s->setValue((int)remappedValue);
}
}
}
else if(midiMessage.status == MIDI_PITCH_BEND)
{
if(midiMessage.status == midiControl.status && midiMessage.channel == midiControl.channel)
{
if(gui.getPages()[i]->getControls()[j]->controlType == "SliderFloat")
{
ofxSimpleGuiSliderFloat *s = (ofxSimpleGuiSliderFloat *) gui.getPages()[i]->getControls()[j];
float value = midiMessage.value;
float remappedValue = ofMap(value, (float) 0, (float) 16383, (float) s->min, (float) s->max);
s->setValue(remappedValue);
}
else
{
ofxSimpleGuiSliderInt *s = (ofxSimpleGuiSliderInt *) gui.getPages()[i]->getControls()[j];
float value = midiMessage.value;
float remappedValue = ofMap(value, (float) 0, (float) 16383, (float) s->min, (float) s->max);
s->setValue((int)remappedValue);
}
}
}
else if(midiMessage.status == MIDI_NOTE_ON && midiMessage.velocity > 0)
{
if(midiSlideControls.size() == 2)
{
if (midiMessage.status == midiSlideControls[0].status && midiMessage.pitch == midiSlideControls[0].pitch && midiMessage.channel == midiSlideControls[0].channel)
{
if(gui.getPages()[i]->getControls()[j]->controlType == "SliderFloat")
{
ofxSimpleGuiSliderFloat *s = (ofxSimpleGuiSliderFloat *) gui.getPages()[i]->getControls()[j];
//s->decrease();
s->setValue(s->getValue()-(s->max - s->min)*0.002);
}
else
{
ofxSimpleGuiSliderInt *s = (ofxSimpleGuiSliderInt *) gui.getPages()[i]->getControls()[j];
//s->decrease();
s->setValue(s->getValue()-1);
}
}
else if (midiMessage.status == midiSlideControls[1].status && midiMessage.pitch == midiSlideControls[1].pitch && midiMessage.channel == midiSlideControls[1].channel)
{
if(gui.getPages()[i]->getControls()[j]->controlType == "SliderFloat")
{
ofxSimpleGuiSliderFloat *s = (ofxSimpleGuiSliderFloat *) gui.getPages()[i]->getControls()[j];
//s->increase();
s->setValue(s->getValue()+(s->max - s->min)*0.002);
}
else
{
ofxSimpleGuiSliderInt *s = (ofxSimpleGuiSliderInt *) gui.getPages()[i]->getControls()[j];
//s->increase();
s->setValue(s->getValue()+1);
}
}
}
}
}
}
}
}
}
#endif