diff --git a/libs/ardour/internal_send.cc b/libs/ardour/internal_send.cc index fd2222b215..622df2192b 100644 --- a/libs/ardour/internal_send.cc +++ b/libs/ardour/internal_send.cc @@ -26,6 +26,7 @@ #include "ardour/amp.h" #include "ardour/audio_buffer.h" +#include "ardour/audioengine.h" #include "ardour/delayline.h" #include "ardour/internal_return.h" #include "ardour/internal_send.h" @@ -33,11 +34,13 @@ #include "ardour/panner_shell.h" #include "ardour/route.h" #include "ardour/session.h" -#include "ardour/audioengine.h" #include "pbd/i18n.h" -namespace ARDOUR { class MuteMaster; class Pannable; } +namespace ARDOUR { + class MuteMaster; + class Pannable; +} using namespace PBD; using namespace ARDOUR; @@ -45,20 +48,20 @@ using namespace std; PBD::Signal1 InternalSend::CycleStart; -InternalSend::InternalSend (Session& s, - boost::shared_ptr p, - boost::shared_ptr mm, - boost::shared_ptr sendfrom, - boost::shared_ptr sendto, - Delivery::Role role, - bool ignore_bitslot) +InternalSend::InternalSend (Session& s, + boost::shared_ptr p, + boost::shared_ptr mm, + boost::shared_ptr sendfrom, + boost::shared_ptr sendto, + Delivery::Role role, + bool ignore_bitslot) : Send (s, p, mm, role, ignore_bitslot) , _send_from (sendfrom) , _allow_feedback (false) { if (sendto) { if (use_target (sendto)) { - throw failed_constructor(); + throw failed_constructor (); } } @@ -98,19 +101,19 @@ InternalSend::use_target (boost::shared_ptr sendto, bool update_name) _send_to->add_send_to_internal_return (this); - mixbufs.ensure_buffers (_send_to->internal_return()->input_streams(), _session.get_block_size()); - mixbufs.set_count (_send_to->internal_return()->input_streams()); + mixbufs.ensure_buffers (_send_to->internal_return ()->input_streams (), _session.get_block_size ()); + mixbufs.set_count (_send_to->internal_return ()->input_streams ()); - _meter->configure_io (ChanCount (DataType::AUDIO, pan_outs()), ChanCount (DataType::AUDIO, pan_outs())); + _meter->configure_io (ChanCount (DataType::AUDIO, pan_outs ()), ChanCount (DataType::AUDIO, pan_outs ())); - _send_delay->configure_io (ChanCount (DataType::AUDIO, pan_outs()), ChanCount (DataType::AUDIO, pan_outs())); + _send_delay->configure_io (ChanCount (DataType::AUDIO, pan_outs ()), ChanCount (DataType::AUDIO, pan_outs ())); reset_panner (); if (update_name) { - set_name (sendto->name()); + set_name (sendto->name ()); } - _send_to_id = _send_to->id(); + _send_to_id = _send_to->id (); target_connections.drop_connections (); @@ -125,15 +128,15 @@ void InternalSend::target_io_changed () { assert (_send_to); - mixbufs.ensure_buffers (_send_to->internal_return()->input_streams(), _session.get_block_size()); - mixbufs.set_count (_send_to->internal_return()->input_streams()); - reset_panner(); + mixbufs.ensure_buffers (_send_to->internal_return ()->input_streams (), _session.get_block_size ()); + mixbufs.set_count (_send_to->internal_return ()->input_streams ()); + reset_panner (); } void InternalSend::send_from_going_away () { - _send_from.reset(); + _send_from.reset (); } void @@ -152,10 +155,11 @@ InternalSend::run (BufferSet& bufs, samplepos_t start_sample, samplepos_t end_sa return; } - // we have to copy the input, because we may alter the buffers with the amp - // in-place, which a send must never do. + /* we have to copy the input, because we may alter the buffers with the amp + * in-place, which a send must never do. + */ - if (_panshell && !_panshell->bypassed() && role() != Listen) { + if (_panshell && !_panshell->bypassed () && role () != Listen) { if (mixbufs.count ().n_audio () > 0) { _panshell->run (bufs, mixbufs, start_sample, end_sample, nframes); } @@ -164,28 +168,28 @@ InternalSend::run (BufferSet& bufs, samplepos_t start_sample, samplepos_t end_sa * if there are more buffers available than send buffers, ignore them, * if there are less, copy the last as IO::copy_to_output does. */ - for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) { + for (DataType::iterator t = DataType::begin (); t != DataType::end (); ++t) { if (*t != DataType::AUDIO) { - BufferSet::iterator o = mixbufs.begin(*t); - BufferSet::iterator i = bufs.begin(*t); + BufferSet::iterator o = mixbufs.begin (*t); + BufferSet::iterator i = bufs.begin (*t); - while (i != bufs.end(*t) && o != mixbufs.end(*t)) { + while (i != bufs.end (*t) && o != mixbufs.end (*t)) { o->read_from (*i, nframes); ++i; ++o; } - while (o != mixbufs.end(*t)) { - o->silence(nframes, 0); + while (o != mixbufs.end (*t)) { + o->silence (nframes, 0); ++o; } } } } else { - if (role() == Listen) { + if (role () == Listen) { /* We're going to the monitor bus, so discard MIDI data */ - uint32_t const bufs_audio = bufs.count().get (DataType::AUDIO); - uint32_t const mixbufs_audio = mixbufs.count().get (DataType::AUDIO); + uint32_t const bufs_audio = bufs.count ().get (DataType::AUDIO); + uint32_t const mixbufs_audio = mixbufs.count ().get (DataType::AUDIO); /* monitor-section has same number of channels as master-bus (on creation). * @@ -202,13 +206,13 @@ InternalSend::run (BufferSet& bufs, samplepos_t start_sample, samplepos_t end_sa //assert (mixbufs.available().get (DataType::AUDIO) >= bufs_audio); /* Copy bufs into mixbufs, going round bufs more than once if necessary - to ensure that every mixbuf gets some data. - */ + * to ensure that every mixbuf gets some data. + */ uint32_t j = 0; uint32_t i = 0; for (i = 0; i < mixbufs_audio && j < bufs_audio; ++i) { - mixbufs.get_audio(i).read_from (bufs.get_audio(j), nframes); + mixbufs.get_audio (i).read_from (bufs.get_audio (j), nframes); ++j; if (j == bufs_audio) { @@ -217,40 +221,32 @@ InternalSend::run (BufferSet& bufs, samplepos_t start_sample, samplepos_t end_sa } /* in case or MIDI track with 0 audio channels */ for (; i < mixbufs_audio; ++i) { - mixbufs.get_audio(i).silence (nframes); + mixbufs.get_audio (i).silence (nframes); } } else { - assert (mixbufs.available() >= bufs.count()); + assert (mixbufs.available () >= bufs.count ()); mixbufs.read_from (bufs, nframes); } } - /* gain control */ - + /* main gain control: * mute & bypass/enable */ gain_t tgain = target_gain (); if (tgain != _current_gain) { - - /* target gain has changed */ - - _current_gain = Amp::apply_gain (mixbufs, _session.nominal_sample_rate(), nframes, _current_gain, tgain); - + /* target gain has changed, fade in/out */ + _current_gain = Amp::apply_gain (mixbufs, _session.nominal_sample_rate (), nframes, _current_gain, tgain); } else if (tgain == GAIN_COEFF_ZERO) { - - /* we were quiet last time, and we're still supposed to be quiet. - */ - + /* we were quiet last time, and we're still supposed to be quiet. */ _meter->reset (); Amp::apply_simple_gain (mixbufs, nframes, GAIN_COEFF_ZERO); goto out; - } else if (tgain != GAIN_COEFF_UNITY) { - /* target gain has not changed, but is not zero or unity */ Amp::apply_simple_gain (mixbufs, nframes, tgain); } + /* apply fader gain automation */ _amp->set_gain_automation_buffer (_session.send_gain_automation_buffer ()); _amp->setup_gain_automation (start_sample, end_sample, nframes); _amp->run (mixbufs, start_sample, end_sample, speed, nframes, true); @@ -258,10 +254,9 @@ InternalSend::run (BufferSet& bufs, samplepos_t start_sample, samplepos_t end_sa _send_delay->run (mixbufs, start_sample, end_sample, speed, nframes, true); /* consider metering */ - if (_metering) { - if (_amp->gain_control()->get_value() == GAIN_COEFF_ZERO) { - _meter->reset(); + if (_amp->gain_control ()->get_value () == GAIN_COEFF_ZERO) { + _meter->reset (); } else { _meter->run (mixbufs, start_sample, end_sample, speed, nframes, true); } @@ -271,7 +266,7 @@ InternalSend::run (BufferSet& bufs, samplepos_t start_sample, samplepos_t end_sa /* target will pick up our output when it is ready */ - out: +out: _active = _pending_active; } @@ -279,7 +274,7 @@ int InternalSend::set_block_size (pframes_t nframes) { if (_send_to) { - mixbufs.ensure_buffers (_send_to->internal_return()->input_streams(), nframes); + mixbufs.ensure_buffers (_send_to->internal_return ()->input_streams (), nframes); } return 0; @@ -311,7 +306,7 @@ InternalSend::state () node.set_property ("type", "intsend"); if (_send_to) { - node.set_property ("target", _send_to->id()); + node.set_property ("target", _send_to->id ()); } node.set_property ("allow-feedback", _allow_feedback); @@ -326,11 +321,10 @@ InternalSend::set_state (const XMLNode& node, int version) Send::set_state (node, version); if (node.get_property ("target", _send_to_id)) { - /* 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. - */ + * create yet. make sure we defer till we are sure that it should + * exist. + */ if (!IO::connecting_legal) { IO::ConnectingLegal.connect_same_thread (connect_c, boost::bind (&InternalSend::connect_when_legal, this)); @@ -357,8 +351,8 @@ InternalSend::connect_when_legal () boost::shared_ptr sendto; if ((sendto = _session.route_by_id (_send_to_id)) == 0) { - error << string_compose (_("%1 - cannot find any track/bus with the ID %2 to connect to"), display_name(), _send_to_id) << endmsg; - cerr << string_compose (_("%1 - cannot find any track/bus with the ID %2 to connect to"), display_name(), _send_to_id) << endl; + error << string_compose (_("%1 - cannot find any track/bus with the ID %2 to connect to"), display_name (), _send_to_id) << endmsg; + cerr << string_compose (_("%1 - cannot find any track/bus with the ID %2 to connect to"), display_name (), _send_to_id) << endl; return -1; } @@ -376,23 +370,24 @@ uint32_t InternalSend::pan_outs () const { /* the number of targets for our panner is determined by what we are - sending to, if anything. - */ + * sending to, if anything. + */ if (_send_to) { - return _send_to->internal_return()->input_streams().n_audio(); + return _send_to->internal_return ()->input_streams ().n_audio (); } - return 1; /* zero is more accurate, but 1 is probably safer as a way to - * say "don't pan" - */ + /* zero is more accurate, but 1 is probably safer as a way to + * say "don't pan" + */ + return 1; } bool InternalSend::configure_io (ChanCount in, ChanCount out) { bool ret = Send::configure_io (in, out); - set_block_size (_session.engine().samples_per_cycle()); + set_block_size (_session.engine ().samples_per_cycle ()); return ret; } @@ -442,7 +437,7 @@ InternalSend::set_can_pan (bool yn) void InternalSend::cycle_start (pframes_t /*nframes*/) { - for (BufferSet::audio_iterator b = mixbufs.audio_begin(); b != mixbufs.audio_end(); ++b) { + for (BufferSet::audio_iterator b = mixbufs.audio_begin (); b != mixbufs.audio_end (); ++b) { b->prepare (); } }