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Implement midi channel filtering in host midi

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Signed-off-by: falkTX <falktx@falktx.com>
This commit is contained in:
falkTX 2022-01-23 22:28:15 +00:00
parent ecc8b00a9f
commit e3b9858994
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GPG key ID: CDBAA37ABC74FBA0
4 changed files with 93 additions and 52 deletions
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34
src/CardinalPlugin.cpp
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@ -312,7 +312,7 @@ struct Initializer
// -----------------------------------------------------------------------------------------------------------
void CardinalPluginContext::writeMidiMessage(const rack::midi::Message& message)
void CardinalPluginContext::writeMidiMessage(const rack::midi::Message& message, const uint8_t channel)
{
const size_t size = message.bytes.size();
DISTRHO_SAFE_ASSERT_RETURN(size > 0,);
@ -367,6 +367,9 @@ void CardinalPluginContext::writeMidiMessage(const rack::midi::Message& message)
std::memcpy(event.data, message.bytes.data(), event.size);
if (channel != 0 && event.data[0] < 0xF0)
event.data[0] |= channel & 0x0F;
plugin->writeMidiEvent(event);
}
@ -831,34 +834,7 @@ protected:
{
const TimePosition& timePos(getTimePosition());
bool reset = false;
if (timePos.playing)
{
if (timePos.frame == 0 || fPreviousFrame + frames != timePos.frame)
reset = true;
/*
if (! context->playing)
{
if (timePos.frame == 0)
{
singleTimeMidiEvent.data[0] = 0xFA; // start
sendSingleSimpleMidiMessage(singleTimeMidiEvent);
}
singleTimeMidiEvent.data[0] = 0xFB; // continue
sendSingleSimpleMidiMessage(singleTimeMidiEvent);
}
*/
}
else if (context->playing)
{
/*
singleTimeMidiEvent.data[0] = 0xFC; // stop
sendSingleSimpleMidiMessage(singleTimeMidiEvent);
*/
}
const bool reset = timePos.playing && (timePos.frame == 0 || fPreviousFrame + frames != timePos.frame);
context->playing = timePos.playing;
context->bbtValid = timePos.bbt.valid;

2
src/PluginContext.hpp
View file

@ -107,7 +107,7 @@ struct CardinalPluginContext : rack::Context {
std::memset(parameters, 0, sizeof(parameters));
}
void writeMidiMessage(const rack::midi::Message& message);
void writeMidiMessage(const rack::midi::Message& message, uint8_t channel);
#ifndef HEADLESS
bool addIdleCallback(IdleCallback* cb) const;