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split apart mackie meter messages when we have to send two, one to turn on/off the overload indicator and one to set the level. this avoids MIDI bridge issues with non-canonical MIDI messages

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git-svn-id: svn://localhost/ardour2/branches/3.0@12367 d708f5d6-7413-0410-9779-e7cbd77b26cf
This commit is contained in:
Paul Davis 2012-05-21 19:02:44 +00:00
parent a6c3508bd3
commit 8c73a62ee0
3 changed files with 14 additions and 10 deletions
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18
libs/surfaces/mackie/meter.cc
View file

@ -40,8 +40,8 @@ Meter::factory (Surface& surface, int id, const char* name, Group& group)
return m;
}
MidiByteArray
Meter::update_message (float dB)
void
Meter::send_update (Surface& surface, float dB)
{
float def = 0.0f; /* Meter deflection %age */
@ -75,12 +75,13 @@ Meter::update_message (float dB)
if (def > 100.0f) {
if (!overload_on) {
overload_on = true;
msg << MidiByteArray (2, 0xd0, (id() << 4) | 0xe);
surface.write (MidiByteArray (2, 0xd0, (id() << 4) | 0xe));
}
} else {
if (overload_on) {
overload_on = false;
msg << MidiByteArray (2, 0xd0, (id() << 4) | 0xf);
surface.write (MidiByteArray (2, 0xd0, (id() << 4) | 0xf));
}
}
@ -90,9 +91,12 @@ Meter::update_message (float dB)
if (last_segment_value_sent != segment) {
last_segment_value_sent = segment;
msg << MidiByteArray (2, 0xD0, (id()<<4) | segment);
surface.write (MidiByteArray (2, 0xD0, (id()<<4) | segment));
}
return msg;
}
MidiByteArray
Meter::zero ()
{
return MidiByteArray (2, 0xD0, (id()<<4 | 0));
}

4
libs/surfaces/mackie/meter.h
View file

@ -35,9 +35,9 @@ public:
, last_segment_value_sent (-1)
, overload_on (false) {}
MidiByteArray update_message (float dB);
void send_update (Surface&, float dB);
MidiByteArray zero() { return update_message (-99999999.0); }
MidiByteArray zero();
static Control* factory (Surface&, int id, const char*, Group&);

2
libs/surfaces/mackie/strip.cc
View file

@ -687,7 +687,7 @@ Strip::update_meter ()
{
if (_meter) {
float dB = const_cast<PeakMeter&> (_route->peak_meter()).peak_power (0);
_surface->write (_meter->update_message (dB));
_meter->send_update (*_surface, dB);
}
}