Move panner bypass state up to the PannerShell so that it is preserved even when...
[ardour.git] / libs / ardour / delivery.cc
index 5861e5ea2c70d3c0858b05c0e609bda92b45da7c..e7d435bacfd5470705bee37666707bfa4521d45e 100644 (file)
 
 #include "ardour/midi_buffer.h"
 
+#include "ardour/debug.h"
 #include "ardour/delivery.h"
 #include "ardour/audio_buffer.h"
+#include "ardour/audio_port.h"
 #include "ardour/amp.h"
 #include "ardour/buffer_set.h"
 #include "ardour/configuration.h"
 #include "ardour/meter.h"
 #include "ardour/mute_master.h"
 #include "ardour/panner.h"
+#include "ardour/panner_shell.h"
+#include "ardour/pannable.h"
 #include "ardour/port.h"
 #include "ardour/session.h"
+#include "ardour/audioengine.h"
 
 #include "i18n.h"
 
@@ -42,23 +47,27 @@ using namespace std;
 using namespace PBD;
 using namespace ARDOUR;
 
-PBD::Signal1<void,nframes_t> Delivery::CycleStart;
-PBD::Signal0<int>           Delivery::PannersLegal;
-bool                                     Delivery::panners_legal = false;
+PBD::Signal1<void, pframes_t> Delivery::CycleStart;
+PBD::Signal0<int>             Delivery::PannersLegal;
+bool                          Delivery::panners_legal = false;
 
 /* deliver to an existing IO object */
 
-Delivery::Delivery (Session& s, boost::shared_ptr<IO> io, boost::shared_ptr<MuteMaster> mm, const string& name, Role r)
+Delivery::Delivery (Session& s, boost::shared_ptr<IO> io, boost::shared_ptr<Pannable> pannable,
+                    boost::shared_ptr<MuteMaster> mm, const string& name, Role r)
        : IOProcessor(s, boost::shared_ptr<IO>(), (role_requires_output_ports (r) ? io : boost::shared_ptr<IO>()), name)
        , _role (r)
        , _output_buffers (new BufferSet())
        , _current_gain (1.0)
-       , _output_offset (0)
        , _no_outs_cuz_we_no_monitor (false)
        , _mute_master (mm)
        , no_panner_reset (false)
+        , scnt (0)
 {
-       _panner = boost::shared_ptr<Panner>(new Panner (_name, _session));
+       if (pannable) {
+               _panshell = boost::shared_ptr<PannerShell>(new PannerShell (_name, _session, pannable));
+       }
+
        _display_to_user = false;
 
        if (_output) {
@@ -70,17 +79,20 @@ Delivery::Delivery (Session& s, boost::shared_ptr<IO> io, boost::shared_ptr<Mute
 
 /* deliver to a new IO object */
 
-Delivery::Delivery (Session& s, boost::shared_ptr<MuteMaster> mm, const string& name, Role r)
+Delivery::Delivery (Session& s, boost::shared_ptr<Pannable> pannable, boost::shared_ptr<MuteMaster> mm, const string& name, Role r)
        : IOProcessor(s, false, (role_requires_output_ports (r) ? true : false), name)
        , _role (r)
        , _output_buffers (new BufferSet())
        , _current_gain (1.0)
-       , _output_offset (0)
        , _no_outs_cuz_we_no_monitor (false)
        , _mute_master (mm)
        , no_panner_reset (false)
+        , scnt (0)
 {
-       _panner = boost::shared_ptr<Panner>(new Panner (_name, _session));
+       if (pannable) {
+               _panshell = boost::shared_ptr<PannerShell>(new PannerShell (_name, _session, pannable));
+       }
+
        _display_to_user = false;
 
        if (_output) {
@@ -93,6 +105,7 @@ Delivery::Delivery (Session& s, boost::shared_ptr<MuteMaster> mm, const string&
 
 Delivery::~Delivery()
 {
+       DEBUG_TRACE (DEBUG::Destruction, string_compose ("delivery %1 destructor\n", _name));
        delete _output_buffers;
 }
 
@@ -114,18 +127,11 @@ Delivery::display_name () const
 }
 
 void
-Delivery::cycle_start (nframes_t /*nframes*/)
+Delivery::cycle_start (pframes_t /*nframes*/)
 {
-       _output_offset = 0;
        _no_outs_cuz_we_no_monitor = false;
 }
 
-void
-Delivery::increment_output_offset (nframes_t n)
-{
-       _output_offset += n;
-}
-
 bool
 Delivery::can_support_io_configuration (const ChanCount& in, ChanCount& out) const
 {
@@ -137,7 +143,8 @@ Delivery::can_support_io_configuration (const ChanCount& in, ChanCount& out) con
 
                if (_output) {
                        if (_output->n_ports() != ChanCount::ZERO) {
-                               out = _output->n_ports();
+                               /* increase number of output ports if the processor chain requires it */
+                               out = ChanCount::max (_output->n_ports(), in);
                                return true;
                        } else {
                                /* not configured yet - we will passthru */
@@ -177,9 +184,12 @@ Delivery::can_support_io_configuration (const ChanCount& in, ChanCount& out) con
        return false;
 }
 
+/** Caller must hold process lock */
 bool
 Delivery::configure_io (ChanCount in, ChanCount out)
 {
+       assert (!AudioEngine::instance()->process_lock().trylock());
+
        /* check configuration by comparison with our I/O port configuration, if appropriate.
           see ::can_support_io_configuration() for comments
        */
@@ -189,8 +199,7 @@ Delivery::configure_io (ChanCount in, ChanCount out)
                if (_output) {
                        if (_output->n_ports() != out) {
                                if (_output->n_ports() != ChanCount::ZERO) {
-                                       fatal << _name << " programming error: configure_io with nports = " << _output->n_ports() << " called with " << in << " and " << out << " with " << _output->n_ports() << " output ports" << endmsg;
-                                       /*NOTREACHED*/
+                                       _output->ensure_io (out, false, this);
                                } else {
                                        /* I/O not yet configured */
                                }
@@ -209,6 +218,7 @@ Delivery::configure_io (ChanCount in, ChanCount out)
                                }
                        }
                }
+
        }
 
        if (!Processor::configure_io (in, out)) {
@@ -221,7 +231,7 @@ Delivery::configure_io (ChanCount in, ChanCount out)
 }
 
 void
-Delivery::run (BufferSet& bufs, sframes_t start_frame, sframes_t end_frame, nframes_t nframes, bool result_required)
+Delivery::run (BufferSet& bufs, framepos_t start_frame, framepos_t end_frame, pframes_t nframes, bool result_required)
 {
        assert (_output);
 
@@ -241,7 +251,7 @@ Delivery::run (BufferSet& bufs, sframes_t start_frame, sframes_t end_frame, nfra
           processing pathway that wants to use this->output_buffers() for some reason.
        */
 
-       output_buffers().attach_buffers (ports, nframes, _output_offset);
+       output_buffers().get_jack_port_addresses (ports, nframes);
 
        // this Delivery processor is not a derived type, and thus we assume
        // we really can modify the buffers passed in (it is almost certainly
@@ -264,6 +274,7 @@ Delivery::run (BufferSet& bufs, sframes_t start_frame, sframes_t end_frame, nfra
 
                _output->silence (nframes);
                if (result_required) {
+                       bufs.set_count (output_buffers().count ());
                        Amp::apply_simple_gain (bufs, nframes, 0.0);
                }
                goto out;
@@ -274,31 +285,45 @@ Delivery::run (BufferSet& bufs, sframes_t start_frame, sframes_t end_frame, nfra
                Amp::apply_simple_gain (bufs, nframes, tgain);
        }
 
-       if (_panner && _panner->npanners() && !_panner->bypassed()) {
+#if 0
+        if (_session.transport_rolling()) {
+                cerr << name() << " first value written : " << scnt << endl;
+                for (BufferSet::audio_iterator b = bufs.audio_begin(); b != bufs.audio_end(); ++b) {
+                        Sample* p = b->data ();
+                        float s = (float) scnt;
+                        for (pframes_t n = 0; n < nframes; ++n) {
+                                p[n] =  s * 0.001;
+                                s += 1.0;
+                        }
+                }
+                scnt += nframes;
+        }
+#endif
+
+       if (_panshell && !_panshell->bypassed()) {
 
                // Use the panner to distribute audio to output port buffers
 
-               _panner->run (bufs, output_buffers(), start_frame, end_frame, nframes);
+               _panshell->run (bufs, output_buffers(), start_frame, end_frame, nframes);
 
-               if (result_required) {
-                       bufs.read_from (output_buffers (), nframes);
-               }
 
        } else {
 
                // Do a 1:1 copy of data to output ports
 
                if (bufs.count().n_audio() > 0 && ports.count().n_audio () > 0) {
-                       _output->copy_to_outputs (bufs, DataType::AUDIO, nframes, _output_offset);
+                       _output->copy_to_outputs (bufs, DataType::AUDIO, nframes, 0);
                 }
 
                if (bufs.count().n_midi() > 0 && ports.count().n_midi () > 0) {
-                       _output->copy_to_outputs (bufs, DataType::MIDI, nframes, _output_offset);
+                       _output->copy_to_outputs (bufs, DataType::MIDI, nframes, 0);
                }
-                
-                        
        }
 
+        if (result_required) {
+                bufs.read_from (output_buffers (), nframes);
+        }
+
   out:
        _active = _pending_active;
 }
@@ -317,7 +342,10 @@ Delivery::state (bool full_state)
        }
 
        node.add_property("role", enum_2_string(_role));
-       node.add_child_nocopy (_panner->state (full_state));
+
+       if (_panshell) {
+               node.add_child_nocopy (_panshell->get_state ());
+       }
 
        return node;
 }
@@ -338,10 +366,10 @@ Delivery::set_state (const XMLNode& node, int version)
                // std::cerr << this << ' ' << _name << " NO ROLE INFO\n";
        }
 
-       XMLNode* pan_node = node.child (X_("Panner"));
+       XMLNode* pan_node = node.child (X_("PannerShell"));
 
-       if (pan_node) {
-               _panner->set_state (*pan_node, version);
+       if (pan_node && _panshell) {
+               _panshell->set_state (*pan_node, version);
        }
 
        reset_panner ();
@@ -349,6 +377,14 @@ Delivery::set_state (const XMLNode& node, int version)
        return 0;
 }
 
+void
+Delivery::unpan ()
+{
+       /* caller must hold process lock */
+
+       _panshell.reset ();
+}
+
 void
 Delivery::reset_panner ()
 {
@@ -363,8 +399,15 @@ Delivery::reset_panner ()
                                ntargets = _configured_output.n_audio();
                        }
 
-                       _panner->reset (ntargets, pans_required());
+                       if (_panshell) {
+                               _panshell->configure_io (ChanCount (DataType::AUDIO, pans_required()), ChanCount (DataType::AUDIO, ntargets));
+                               
+                               if (_role == Main) {
+                                       _panshell->pannable()->set_panner (_panshell->panner());
+                               }
+                       }
                }
+
        } else {
                panner_legal_c.disconnect ();
                PannersLegal.connect_same_thread (panner_legal_c, boost::bind (&Delivery::panners_became_legal, this));
@@ -382,8 +425,14 @@ Delivery::panners_became_legal ()
                ntargets = _configured_output.n_audio();
        }
 
-       _panner->reset (ntargets, pans_required());
-       _panner->load (); // automation
+       if (_panshell) {
+               _panshell->configure_io (ChanCount (DataType::AUDIO, pans_required()), ChanCount (DataType::AUDIO, ntargets));
+               
+               if (_role == Main) {
+                       _panshell->pannable()->set_panner (_panshell->panner());
+               }
+       }
+
        panner_legal_c.disconnect ();
        return 0;
 }
@@ -416,52 +465,46 @@ Delivery::reset_panners ()
        return *PannersLegal ();
 }
 
-
 void
-Delivery::start_pan_touch (uint32_t which)
+Delivery::flush_buffers (framecnt_t nframes, framepos_t time)
 {
-       if (which < _panner->npanners()) {
-               _panner->pan_control(which)->start_touch();
-       }
-}
+       /* io_lock, not taken: function must be called from Session::process() calltree */
 
-void
-Delivery::end_pan_touch (uint32_t which)
-{
-       if (which < _panner->npanners()) {
-               _panner->pan_control(which)->stop_touch();
-       }
+       PortSet& ports (_output->ports());
 
+       for (PortSet::iterator i = ports.begin(); i != ports.end(); ++i) {
+               (*i).flush_buffers (nframes, time);
+       }
 }
 
 void
-Delivery::transport_stopped (sframes_t frame)
+Delivery::transport_stopped (framepos_t now)
 {
-       _panner->transport_stopped (frame);
-}
+        Processor::transport_stopped (now);
 
-void
-Delivery::flush (nframes_t nframes, nframes64_t time)
-{
-       /* io_lock, not taken: function must be called from Session::process() calltree */
+       if (_panshell) {
+               _panshell->pannable()->transport_stopped (now);
+       }
 
-       PortSet& ports (_output->ports());
+        if (_output) {
+                PortSet& ports (_output->ports());
 
-       for (PortSet::iterator i = ports.begin(); i != ports.end(); ++i) {
-               (*i).flush_buffers (nframes, time, _output_offset);
-       }
+                for (PortSet::iterator i = ports.begin(); i != ports.end(); ++i) {
+                        (*i).transport_stopped ();
+                }
+        }
 }
 
 void
-Delivery::transport_stopped ()
+Delivery::realtime_locate ()
 {
-       /* turn off any notes that are on */
-
-       PortSet& ports (_output->ports());
+        if (_output) {
+                PortSet& ports (_output->ports());
 
-       for (PortSet::iterator i = ports.begin(); i != ports.end(); ++i) {
-               (*i).transport_stopped ();
-       }
+                for (PortSet::iterator i = ports.begin(); i != ports.end(); ++i) {
+                        (*i).realtime_locate ();
+                }
+        }
 }
 
 gain_t
@@ -481,10 +524,8 @@ Delivery::target_gain ()
                return 0.0;
        }
 
-       gain_t desired_gain = -1.0f;
+        MuteMaster::MutePoint mp = MuteMaster::Main; // stupid gcc uninit warning
 
-        MuteMaster::MutePoint mp;
-        
         switch (_role) {
         case Main:
                 mp = MuteMaster::Main;
@@ -495,24 +536,26 @@ Delivery::target_gain ()
         case Send:
         case Insert:
         case Aux:
-                /* XXX FIX ME this is wrong, we need per-delivery muting */
-                mp = MuteMaster::PreFader;
+               if (_pre_fader) {
+                       mp = MuteMaster::PreFader;
+               } else {
+                       mp = MuteMaster::PostFader;
+               }
                 break;
         }
 
-        // cerr << name() << ' ';
-        desired_gain = _mute_master->mute_gain_at (mp);
-        
+        gain_t desired_gain = _mute_master->mute_gain_at (mp);
+
         if (_role == Listen && _session.monitor_out() && !_session.listening()) {
-                
+
                 /* nobody is soloed, and this delivery is a listen-send to the
                    control/monitor/listen bus, we should be silent since
                    it gets its signal from the master out.
                 */
-                
+
                 desired_gain = 0.0;
-                
-        } 
+
+        }
 
        return desired_gain;
 }
@@ -529,7 +572,7 @@ Delivery::set_name (const std::string& name)
        bool ret = IOProcessor::set_name (name);
 
        if (ret) {
-               ret = _panner->set_name (name);
+               ret = _panshell->set_name (name);
        }
 
        return ret;
@@ -538,8 +581,19 @@ Delivery::set_name (const std::string& name)
 void
 Delivery::output_changed (IOChange change, void* /*src*/)
 {
-       if (change & ARDOUR::ConfigurationChanged) {
+       if (change.type & IOChange::ConfigurationChanged) {
                reset_panner ();
+               _output_buffers->attach_buffers (_output->ports ());
+       }
+}
+
+boost::shared_ptr<Panner>
+Delivery::panner () const
+{
+       if (_panshell) {
+               return _panshell->panner();
+       } else {
+               return boost::shared_ptr<Panner>();
        }
 }