brian/Cardinal
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Typical optimizations, on Host MIDI

Browse source 
Signed-off-by: falkTX <falktx@falktx.com>
This commit is contained in:
falkTX 2022-01-23 21:24:53 +00:00
parent b863d0e54c
commit 62e65f2f3a
No known key found for this signature in database
GPG key ID: CDBAA37ABC74FBA0
1 changed files with 57 additions and 23 deletions
Download patch file Download diff file Expand all files Collapse all files

80
plugins/Cardinal/src/HostMIDI.cpp
View file

@ -74,9 +74,16 @@ struct HostMIDI : Module {
CardinalPluginContext* const pcontext;
struct MidiInput {
// Cardinal specific
CardinalPluginContext* const pcontext;
midi::Message converterMsg;
const MidiEvent* midiEvents;
uint32_t midiEventsLeft;
uint32_t midiEventFrame;
int64_t lastBlockFrame;
bool wasPlaying;
// stuff from Rack
bool smooth;
int channels;
enum PolyMode {
@ -126,6 +133,11 @@ struct HostMIDI : Module {
void reset()
{
midiEvents = nullptr;
midiEventsLeft = 0;
midiEventFrame = 0;
lastBlockFrame = -1;
wasPlaying = false;
smooth = true;
channels = 1;
polyMode = ROTATE_MODE;
@ -152,30 +164,45 @@ struct HostMIDI : Module {
void process(const ProcessArgs& args, std::vector<rack::engine::Output>& outputs)
{
DISTRHO_SAFE_ASSERT_RETURN(args.frame >= 0,);
// Cardinal specific
const int64_t blockFrame = pcontext->engine->getBlockFrame();
DISTRHO_SAFE_ASSERT_RETURN(blockFrame >= 0,);
DISTRHO_SAFE_ASSERT_RETURN(args.frame >= blockFrame,);
/*
if (lastBlockFrame != blockFrame)
{
lastBlockFrame = blockFrame;
midiEvents = pcontext->midiEvents;
midiEventsLeft = pcontext->midiEventCount;
midiEventFrame = 0;
if (pcontext->playing)
{
if (! wasPlaying)
{
wasPlaying = true;
if (pcontext->frame == 0)
startPulse.trigger(1e-3);
continuePulse.trigger(1e-3);
}
}
else if (wasPlaying)
{
wasPlaying = false;
stopPulse.trigger(1e-3);
}
}
*/
const uint32_t frame = static_cast<uint32_t>(args.frame - blockFrame);
for (uint32_t i=0; i<pcontext->midiEventCount; ++i)
for (uint32_t i=0; i<midiEventsLeft; ++i)
{
const MidiEvent& midiEvent(pcontext->midiEvents[i]);
const MidiEvent& midiEvent(*midiEvents);
if (midiEvent.frame < frame)
continue;
if (midiEvent.frame > frame)
if (midiEvent.frame > midiEventFrame)
break;
++midiEvents;
--midiEventsLeft;
const uint8_t* data;
if (midiEvent.size > MidiEvent::kDataSize)
@ -188,12 +215,15 @@ struct HostMIDI : Module {
data = midiEvent.data;
}
converterMsg.frame = midiEvent.frame;
converterMsg.frame = midiEventFrame;
std::memcpy(converterMsg.bytes.data(), data, midiEvent.size);
processMessage(converterMsg);
}
++midiEventFrame;
// Rack stuff
outputs[PITCH_OUTPUT].setChannels(channels);
outputs[GATE_OUTPUT].setChannels(channels);
outputs[VELOCITY_OUTPUT].setChannels(channels);
@ -709,17 +739,18 @@ struct HostMIDIWidget : ModuleWidget {
{
menu->addChild(new MenuSeparator);
/*
menu->addChild(createBoolPtrMenuItem("Smooth pitch/mod wheel", "", &module->smooth));
menu->addChild(createMenuLabel("MIDI Input"));
menu->addChild(createBoolPtrMenuItem("Smooth pitch/mod wheel", "", &module->midiInput.smooth));
struct ChannelItem : MenuItem {
MIDI_CV* module;
HostMIDI* module;
Menu* createChildMenu() override {
Menu* menu = new Menu;
for (int c = 1; c <= 16; c++) {
menu->addChild(createCheckMenuItem((c == 1) ? "Monophonic" : string::f("%d", c), "",
[=]() {return module->channels == c;},
[=]() {module->setChannels(c);}
[=]() {return module->midiInput.channels == c;},
[=]() {module->midiInput.setChannels(c);}
));
}
return menu;
@ -727,7 +758,7 @@ struct HostMIDIWidget : ModuleWidget {
};
ChannelItem* channelItem = new ChannelItem;
channelItem->text = "Polyphony channels";
channelItem->rightText = string::f("%d", module->channels) + " " + RIGHT_ARROW;
channelItem->rightText = string::f("%d", module->midiInput.channels) + " " + RIGHT_ARROW;
channelItem->module = module;
menu->addChild(channelItem);
@ -736,12 +767,15 @@ struct HostMIDIWidget : ModuleWidget {
"Reuse",
"Reset",
"MPE",
}, &module->polyMode));
}, &module->midiInput.polyMode));
menu->addChild(new MenuSeparator);
menu->addChild(createMenuLabel("MIDI Input & Output"));
menu->addChild(createMenuItem("Panic", "",
[=]() {module->panic();}
[=]() { module->midiInput.panic(); module->midiOutput.panic(); }
));
*/
}
};