/*
- Copyright (C) 2000 Paul Davis
+ Copyright (C) 2000 Paul Davis
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
*/
+#include <iostream>
#include <algorithm>
#include "pbd/xml++.h"
using namespace ARDOUR;
using namespace PBD;
+using namespace std;
-Send::Send (Session& s, boost::shared_ptr<MuteMaster> mm, bool internal)
- : Delivery (s, mm, string_compose (_("send %1"), (_bitslot = s.next_send_id()) + 1),
- (internal ? Delivery::Listen : Delivery::Send))
+Send::Send (Session& s, boost::shared_ptr<MuteMaster> mm, Role r)
+ : Delivery (s, mm, string_compose (_("send %1"), (_bitslot = s.next_send_id()) + 1), r)
, _metering (false)
{
_amp.reset (new Amp (_session, _mute_master));
ProcessorCreated (this); /* EMIT SIGNAL */
}
-Send::Send (Session& s, boost::shared_ptr<MuteMaster> mm, const XMLNode& node, bool internal)
- : Delivery (s, mm, "send", (internal ? Delivery::Listen : Delivery::Send))
+Send::Send (Session& s, boost::shared_ptr<MuteMaster> mm, const XMLNode& node, int version, Role r)
+ : Delivery (s, mm, "send", r)
, _metering (false)
{
_amp.reset (new Amp (_session, _mute_master));
_meter.reset (new PeakMeter (_session));
- if (set_state (node)) {
+ if (set_state (node, version)) {
throw failed_constructor();
}
GoingAway ();
}
+void
+Send::activate ()
+{
+ _amp->activate ();
+ _meter->activate ();
+
+ Processor::activate ();
+}
+
+void
+Send::deactivate ()
+{
+ _amp->deactivate ();
+ _meter->deactivate ();
+ _meter->reset ();
+
+ Processor::deactivate ();
+}
+
void
Send::run (BufferSet& bufs, sframes_t start_frame, sframes_t end_frame, nframes_t nframes)
{
- if (!_active || _output->n_ports() == ChanCount::ZERO) {
+ if (_output->n_ports() == ChanCount::ZERO) {
_meter->reset ();
+ _active = _pending_active;
+ return;
+ }
+
+ if (!_active && !_pending_active) {
+ _meter->reset ();
+ _output->silence (nframes);
+ _active = _pending_active;
return;
}
// we have to copy the input, because deliver_output() may alter the buffers
// in-place, which a send must never do.
-
+
BufferSet& sendbufs = _session.get_mix_buffers (bufs.count());
sendbufs.read_from (bufs, nframes);
assert(sendbufs.count() == bufs.count());
Delivery::run (sendbufs, start_frame, end_frame, nframes);
/* consider metering */
-
+
if (_metering) {
if (_amp->gain_control()->get_value() == 0) {
_meter->reset();
_meter->run (*_output_buffers, start_frame, end_frame, nframes);
}
}
+
+ /* _active was set to _pending_active by Delivery::run() */
}
XMLNode&
}
int
-Send::set_state(const XMLNode& node)
+Send::set_state (const XMLNode& node, int version)
{
XMLNodeList nlist = node.children();
XMLNodeIterator niter;
_bitslot = _session.next_send_id();
} else {
sscanf (prop->value().c_str(), "%" PRIu32, &_bitslot);
+ cerr << this << " scanned " << prop->value() << " to get " << _bitslot << endl;
_session.mark_send_id (_bitslot);
}
const XMLNode* insert_node = &node;
/* XXX need to load automation state & data for amp */
-
- Delivery::set_state (*insert_node);
+
+ Delivery::set_state (*insert_node, version);
return 0;
}
bool
Send::can_support_io_configuration (const ChanCount& in, ChanCount& out) const
{
- if (_output->n_ports() == ChanCount::ZERO) {
-
- /* not configured yet, we can support anything */
-
- out = in;
- return true; /* we can support anything the first time we're asked */
+ /* sends have no impact at all on the channel configuration of the
+ streams passing through the route. so, out == in.
+ */
- } else {
+ out = in;
+ return true;
+}
- /* for a send, processor input corresponds to IO output */
+bool
+Send::configure_io (ChanCount in, ChanCount out)
+{
+ if (!_amp->configure_io (in, out) || !_meter->configure_io (in, out)) {
+ return false;
+ }
- out = in;
- return true;
+ if (!Processor::configure_io (in, out)) {
+ return false;
}
- return false;
+ reset_panner ();
+
+ return true;
}
/** Set up the XML description of a send so that its name is unique.
snprintf (buf, sizeof (buf), "%" PRIu32, bitslot);
state.property("bitslot")->set_value (buf);
- std::string const name = string_compose (_("send %1"), bitslot);
-
+ string const name = string_compose (_("send %1"), bitslot);
+
state.property("name")->set_value (name);
XMLNode* io = state.child ("IO");
+
if (io) {
io->property("name")->set_value (name);
}
}
bool
-Send::set_name (const std::string& new_name)
+Send::set_name (const string& new_name)
{
- std::string unique_name;
+ string unique_name;
- if (_role != Listen) {
+ if (_role == Delivery::Send) {
char buf[32];
- snprintf (buf, sizeof (buf), "%u", _bitslot);
- unique_name = new_name;
+
+ /* rip any existing numeric part of the name, and append the bitslot
+ */
+
+ string::size_type last_letter = new_name.find_last_not_of ("0123456789");
+
+ if (last_letter != string::npos) {
+ unique_name = new_name.substr (0, last_letter + 1);
+ } else {
+ unique_name = new_name;
+ }
+
+ snprintf (buf, sizeof (buf), "%u", (_bitslot + 1));
unique_name += buf;
+
} else {
unique_name = new_name;
}
return Delivery::set_name (unique_name);
}
+
+bool
+Send::display_to_user () const
+{
+ /* we ignore Deliver::_display_to_user */
+
+ if (_role == Listen) {
+ return false;
+ }
+
+ return true;
+}