*/
-#include <algorithm>
+#include <iostream>
-#include <pbd/xml++.h>
+#include "pbd/error.h"
+#include "pbd/failed_constructor.h"
-#include <ardour/internal_send.h>
-#include <ardour/session.h>
-#include <ardour/port.h>
-#include <ardour/audio_port.h>
-#include <ardour/buffer_set.h>
-#include <ardour/meter.h>
-#include <ardour/panner.h>
-#include <ardour/io.h>
+#include "ardour/amp.h"
+#include "ardour/internal_send.h"
+#include "ardour/meter.h"
+#include "ardour/route.h"
+#include "ardour/session.h"
#include "i18n.h"
-using namespace ARDOUR;
using namespace PBD;
+using namespace ARDOUR;
-InternalSend::InternalSend (Session& s, Placement p, boost::shared_ptr<IO> dst)
- : IOProcessor (s, string_compose (_(">%1"), dst->name()), p,
- -1, -1, -1, -1,
- DataType::AUDIO, false)
- , destination (dst)
+InternalSend::InternalSend (Session& s, boost::shared_ptr<MuteMaster> mm, boost::shared_ptr<Route> sendto, Delivery::Role role)
+ : Send (s, mm, role)
+ , _send_to (sendto)
{
- _metering = false;
-
- destination->input_changed.connect (mem_fun (*this, &InternalSend::destination_io_config_changed));
+ if ((target = _send_to->get_return_buffer ()) == 0) {
+ throw failed_constructor();
+ }
- destination_io_config_changed (ConfigurationChanged, this);
+ set_name (sendto->name());
+
+ _send_to->GoingAway.connect (mem_fun (*this, &InternalSend::send_to_going_away));
+}
- ProcessorCreated (this); /* EMIT SIGNAL */
+InternalSend::InternalSend (Session& s, boost::shared_ptr<MuteMaster> mm, const XMLNode& node)
+ : Send (s, mm, node, Delivery::Aux /* will be reset in set_state() */)
+{
+ set_state (node);
}
InternalSend::~InternalSend ()
{
- GoingAway ();
+ if (_send_to) {
+ _send_to->release_return_buffer ();
+ }
+
+ connect_c.disconnect ();
+}
+
+void
+InternalSend::send_to_going_away ()
+{
+ target = 0;
+ _send_to.reset ();
+ _send_to_id = "0";
}
void
-InternalSend::destination_io_config_changed (IOChange c, void* src)
+InternalSend::run (BufferSet& bufs, sframes_t start_frame, sframes_t end_frame, nframes_t nframes)
{
- if (!(c & ConfigurationChanged)) {
+ if (!_active || !target || !_send_to) {
+ _meter->reset ();
return;
}
- _io->disconnect_outputs (this);
+ // we have to copy the input, because we may alter the buffers with the amp
+ // 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());
+
+ /* gain control */
- _io->ensure_io (ChanCount::ZERO, destination->n_inputs(), false, this);
+ gain_t tgain = target_gain ();
+
+ if (tgain != _current_gain) {
+
+ /* target gain has changed */
- PortSet::const_iterator us (_io->outputs().begin());
- PortSet::const_iterator them (destination->inputs().begin ());
+ Amp::apply_gain (sendbufs, nframes, _current_gain, tgain);
+ _current_gain = tgain;
- for (; us != _io->outputs().end() && them != destination->inputs().end(); ++us, ++them) {
- (const_cast<Port*>(&(*us)))->connect (const_cast<Port*>(&(*them)));
- }
-}
+ } else if (tgain == 0.0) {
-XMLNode&
-InternalSend::get_state(void)
-{
- fatal << X_("InternalSend::get_state() called - should never happen") << endmsg;
- /*NOTREACHED*/
- return *(new XMLNode ("foo"));
-}
-
-int
-InternalSend::set_state(const XMLNode& node)
-{
- fatal << X_("InternalSend::set_state() called - should never happen") << endmsg;
- /*NOTREACHED*/
- return 0;
-}
+ /* we were quiet last time, and we're still supposed to be quiet.
+ */
-void
-InternalSend::run_in_place (BufferSet& bufs, nframes_t start_frame, nframes_t end_frame, nframes_t nframes, nframes_t offset)
-{
- if (active()) {
-
- // we have to copy the input, because IO::deliver_output may alter the buffers
- // in-place, which a send must never do. otherwise its gain settings will
- // affect the signal seen later in the parent Route.
+ _meter->reset ();
+ Amp::apply_simple_gain (sendbufs, nframes, 0.0);
+ return;
- // BufferSet& sendbufs = _session.get_mix_buffers(bufs.count());
+ } else if (tgain != 1.0) {
- // sendbufs.read_from (bufs, nframes);
- // assert(sendbufs.count() == bufs.count());
+ /* target gain has not changed, but is not unity */
+ Amp::apply_simple_gain (sendbufs, nframes, tgain);
+ }
- _io->deliver_output (bufs, start_frame, end_frame, nframes, offset);
+
+ // Can't automate gain for sends or returns yet because we need different buffers
+ // so that we don't overwrite the main automation data for the route amp
+ // _amp->setup_gain_automation (start_frame, end_frame, nframes);
- if (_metering) {
- if (_io->effective_gain() == 0) {
- _io->peak_meter().reset();
- } else {
- _io->peak_meter().run_in_place(_io->output_buffers(), start_frame, end_frame, nframes, offset);
- }
- }
+ _amp->run (sendbufs, start_frame, end_frame, nframes);
- } else {
- _io->silence (nframes, offset);
- if (_metering) {
- _io->peak_meter().reset();
+ /* consider metering */
+
+ if (_metering) {
+ if (_amp->gain_control()->get_value() == 0) {
+ _meter->reset();
+ } else {
+ _meter->run (sendbufs, start_frame, end_frame, nframes);
}
}
-}
-void
-InternalSend::set_metering (bool yn)
-{
- _metering = yn;
+ /* deliver to target */
- if (!_metering) {
- /* XXX possible thread hazard here */
- _io->peak_meter().reset();
- }
+ target->merge_from (sendbufs, nframes);
}
bool
-InternalSend::can_support_io_configuration (const ChanCount& in, ChanCount& out_is_ignored) const
+InternalSend::feeds (boost::shared_ptr<Route> other) const
{
- /* number of outputs is fixed (though mutable by changing the I/O configuration
- of the destination)
- */
+ return _send_to == other;
+}
- cerr << "IS: testing I/O config in=" << in.n_audio() << " out=" << out_is_ignored.n_audio() << endl;
+XMLNode&
+InternalSend::state (bool full)
+{
+ XMLNode& node (Send::state (full));
- if (in == _io->n_outputs()) {
- return 1;
- }
+ /* this replaces any existing property */
+
+ node.add_property ("type", "intsend");
- return -1;
+ if (_send_to) {
+ node.add_property ("target", _send_to->id().to_s());
+ }
+
+ return node;
}
-bool
-InternalSend::configure_io (ChanCount in, ChanCount out)
+XMLNode&
+InternalSend::get_state()
{
- cerr << "Configure IS for in " << in.n_audio() << " out = " << out.n_audio() << endl;
-
- /* we're transparent no matter what. fight the power. */
+ return state (true);
+}
- if (out != in) {
- return false;
- }
+int
+InternalSend::set_state (const XMLNode& node)
+{
+ const XMLProperty* prop;
- _io->set_output_maximum (in);
- _io->set_output_minimum (in);
- _io->set_input_maximum (ChanCount::ZERO);
- _io->set_input_minimum (ChanCount::ZERO);
+ Send::set_state (node);
- out = _io->n_outputs();
+ if ((prop = node.property ("target")) != 0) {
- Processor::configure_io(in, out);
+ _send_to_id = prop->value();
- _io->reset_panner();
+ /* if we're loading a session, the target route may not have been
+ create yet. make sure we defer till we are sure that it should
+ exist.
+ */
- return true;
+ if (!IO::connecting_legal) {
+ connect_c = IO::ConnectingLegal.connect (mem_fun (*this, &InternalSend::connect_when_legal));
+ } else {
+ connect_when_legal ();
+ }
+ }
+
+ return 0;
}
-ChanCount
-InternalSend::output_streams() const
+int
+InternalSend::connect_when_legal ()
{
- // this method reflects the idea that from the perspective of the Route's ProcessorList,
- // a send is just a passthrough. that doesn't match what the Send actually does with its
- // data, but since what it does is invisible to the Route, it appears to be a passthrough.
+ connect_c.disconnect ();
+
+ if (_send_to_id == "0") {
+ /* it vanished before we could connect */
+ return 0;
+ }
+
+ if ((_send_to = _session.route_by_id (_send_to_id)) == 0) {
+ error << X_("cannot find route to connect to") << endmsg;
+ return -1;
+ }
- return _io->n_outputs ();
+ if ((target = _send_to->get_return_buffer ()) == 0) {
+ error << X_("target for internal send has no return buffer") << endmsg;
+ return -1;
+ }
+
+ return 0;
}
-ChanCount
-InternalSend::input_streams() const
+bool
+InternalSend::can_support_io_configuration (const ChanCount& in, ChanCount& out) const
{
- return _configured_input;
+ out = in;
+ return true;
}
-
-void
-InternalSend::expect_inputs (const ChanCount& expected)
+bool
+InternalSend::set_name (const std::string& str)
{
- if (expected != expected_inputs) {
- expected_inputs = expected;
- _io->reset_panner ();
- }
+ /* rules for external sends don't apply to us */
+ return IOProcessor::set_name (str);
}
-void
-InternalSend::activate ()
+std::string
+InternalSend::display_name () const
{
- Processor::activate ();
+ if (_role == Aux) {
+ return string_compose (X_("aux-%1"), _name);
+ } else {
+ return _name;
+ }
}
-void
-InternalSend::deactivate ()
+bool
+InternalSend::visible () const
{
- Processor::deactivate ();
+ if (_role == Aux) {
+ return true;
+ }
+
+ return false;
}