/*
- Copyright (C) 2006 Paul Davis
-
+ Copyright (C) 2006 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 the Free
Software Foundation; either version 2 of the License, or (at your option)
any later version.
-
+
This program is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
-
+
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
675 Mass Ave, Cambridge, MA 02139, USA.
#define __ardour_delivery_h__
#include <string>
+
#include "ardour/types.h"
#include "ardour/chan_count.h"
#include "ardour/io_processor.h"
class BufferSet;
class IO;
+class MuteMaster;
+class Panner;
-class Delivery : public IOProcessor {
+class Delivery : public IOProcessor
+{
public:
enum Role {
- Send = 0x1,
- Solo = 0x2,
- Listen = 0x4,
- Main = 0x8
+ /* main outputs - delivers out-of-place to port buffers, and cannot be removed */
+ Main = 0x1,
+ /* send - delivers to port buffers, leaves input buffers untouched */
+ Send = 0x2,
+ /* insert - delivers to port buffers and receives in-place from port buffers */
+ Insert = 0x4,
+ /* listen - internal send used only to deliver to control/monitor bus */
+ Listen = 0x8,
+ /* aux - internal send used to deliver to any bus, by user request */
+ Aux = 0x10
};
- Delivery (Session& s, IO* io, const std::string& name, Role);
- Delivery (Session& s, const std::string& name, Role);
- Delivery (Session&, const XMLNode&);
+ static bool role_requires_output_ports (Role r) { return r == Main || r == Send || r == Insert; }
- bool visible() const;
+ /* Delivery to an existing output */
- Role role() const { return _role; }
+ Delivery (Session& s, boost::shared_ptr<IO> io, boost::shared_ptr<MuteMaster> mm, const std::string& name, Role);
+ Delivery (Session& s, boost::shared_ptr<IO> io, boost::shared_ptr<MuteMaster> mm, const XMLNode&);
+
+ /* Delivery to a new output owned by this object */
+ Delivery (Session& s, boost::shared_ptr<MuteMaster> mm, const std::string& name, Role);
+ Delivery (Session&, boost::shared_ptr<MuteMaster> mm, const XMLNode&);
+
+ bool set_name (const std::string& name);
+ std::string display_name() const;
+
+ Role role() const { return _role; }
bool can_support_io_configuration (const ChanCount& in, ChanCount& out) const;
bool configure_io (ChanCount in, ChanCount out);
- void run_in_place (BufferSet& bufs, sframes_t start_frame, sframes_t end_frame, nframes_t nframes);
+ void run (BufferSet& bufs, sframes_t start_frame, sframes_t end_frame, nframes_t nframes, bool);
+
+ /* supplemental method used with MIDI */
+
+ void flush (nframes_t nframes, nframes64_t time);
+ void transport_stopped ();
+
+ void no_outs_cuz_we_no_monitor(bool);
- void set_metering (bool yn);
-
- bool muted_by_self() const { return _muted_by_self; }
- bool muted_by_others() const { return _muted_by_others; }
+ void set_solo_level (int32_t sl) { _solo_level = sl; }
+ void set_solo_isolated (bool yn) { _solo_isolated = yn; }
- void set_self_mute (bool);
- void set_nonself_mute (bool);
-
- sigc::signal<void> SelfMuteChange;
- sigc::signal<void> OtherMuteChange;
+ void cycle_start (nframes_t);
+ void increment_output_offset (nframes_t);
+ void transport_stopped (sframes_t frame);
+
+ BufferSet& output_buffers() { return *_output_buffers; }
+
+ PBD::Signal0<void> MuteChange;
+
+ static PBD::Signal1<void,nframes_t> CycleStart;
XMLNode& state (bool full);
- int set_state (const XMLNode&);
+ int set_state (const XMLNode&, int version);
+
+ /* Panning */
+
+ static int disable_panners (void);
+ static int reset_panners (void);
+
+ boost::shared_ptr<Panner> panner() const { return _panner; }
+
+ void reset_panner ();
+ void defer_pan_reset ();
+ void allow_pan_reset ();
+
+ uint32_t pans_required() const { return _configured_input.n_audio(); }
+ void start_pan_touch (uint32_t which);
+ void end_pan_touch (uint32_t which);
+
+ protected:
+ Role _role;
+ BufferSet* _output_buffers;
+ gain_t _current_gain;
+ nframes_t _output_offset;
+ bool _no_outs_cuz_we_no_monitor;
+ uint32_t _solo_level;
+ bool _solo_isolated;
+ boost::shared_ptr<MuteMaster> _mute_master;
+ bool no_panner_reset;
+ boost::shared_ptr<Panner> _panner;
+
+ static bool panners_legal;
+ static PBD::Signal0<int> PannersLegal;
+
+ int panners_became_legal ();
+ PBD::ScopedConnection panner_legal_c;
+ void output_changed (IOChange, void*);
-private:
- Role _role;
- bool _metering;
- bool _muted_by_self;
- bool _muted_by_others;
+ gain_t target_gain ();
};