2 Copyright (C) 2010 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 #ifndef __ardour_monitor_processor_h__
21 #define __ardour_monitor_processor_h__
27 #include "pbd/signals.h"
28 #include "pbd/compose.h"
29 #include "pbd/controllable.h"
31 #include "ardour/libardour_visibility.h"
32 #include "ardour/types.h"
33 #include "ardour/processor.h"
42 class /*LIBARDOUR_API*/ MPControl : public PBD::Controllable {
44 MPControl (T initial, const std::string& name, PBD::Controllable::Flag flag,
45 float lower = 0.0f, float upper = 1.0f)
46 : PBD::Controllable (name, flag)
52 /* Controllable API */
54 void set_value (double v) {
56 if (newval != _value) {
57 _value = std::max (_lower, std::min (_upper, newval));
58 Changed(); /* EMIT SIGNAL */
62 double get_value () const {
63 return (float) _value;
66 double lower () const { return _lower; }
67 double upper () const { return _upper; }
69 /* "access as T" API */
71 MPControl& operator=(const T& v) {
73 _value = std::max (_lower, std::min (_upper, v));
74 Changed (); /* EMIT SIGNAL */
79 bool operator==(const T& v) const {
83 bool operator<(const T& v) const {
87 bool operator<=(const T& v) const {
91 bool operator>(const T& v) const {
95 bool operator>=(const T& v) const {
99 operator T() const { return _value; }
100 T val() const { return _value; }
108 class LIBARDOUR_API MonitorProcessor : public Processor
111 MonitorProcessor (Session&);
112 ~MonitorProcessor ();
114 bool display_to_user() const;
116 void run (BufferSet& /*bufs*/, framepos_t /*start_frame*/, framepos_t /*end_frame*/, pframes_t /*nframes*/, bool /*result_required*/);
118 XMLNode& state (bool full);
119 int set_state (const XMLNode&, int /* version */);
121 bool configure_io (ChanCount in, ChanCount out);
122 bool can_support_io_configuration (const ChanCount& in, ChanCount& out);
124 void set_cut_all (bool);
125 void set_dim_all (bool);
126 void set_polarity (uint32_t, bool invert);
127 void set_cut (uint32_t, bool cut);
128 void set_dim (uint32_t, bool dim);
129 void set_solo (uint32_t, bool);
130 void set_mono (bool);
132 gain_t dim_level() const { return _dim_level; }
133 gain_t solo_boost_level() const { return _solo_boost_level; }
135 bool dimmed (uint32_t chn) const;
136 bool soloed (uint32_t chn) const;
137 bool inverted (uint32_t chn) const;
138 bool cut (uint32_t chn) const;
139 bool cut_all () const;
140 bool dim_all () const;
143 PBD::Signal0<void> Changed;
145 boost::shared_ptr<PBD::Controllable> channel_cut_control (uint32_t) const;
146 boost::shared_ptr<PBD::Controllable> channel_dim_control (uint32_t) const;
147 boost::shared_ptr<PBD::Controllable> channel_polarity_control (uint32_t) const;
148 boost::shared_ptr<PBD::Controllable> channel_solo_control (uint32_t) const;
150 boost::shared_ptr<PBD::Controllable> dim_control () const { return _dim_all_control; }
151 boost::shared_ptr<PBD::Controllable> cut_control () const { return _cut_all_control; }
152 boost::shared_ptr<PBD::Controllable> mono_control () const { return _mono_control; }
153 boost::shared_ptr<PBD::Controllable> dim_level_control () const { return _dim_level_control; }
154 boost::shared_ptr<PBD::Controllable> solo_boost_control () const { return _solo_boost_level_control; }
157 struct ChannelRecord {
160 /* pointers - created first, but managed by boost::shared_ptr<> */
162 MPControl<gain_t>* cut_ptr;
163 MPControl<bool>* dim_ptr;
164 MPControl<gain_t>* polarity_ptr;
165 MPControl<bool>* soloed_ptr;
167 /* shared ptr access and lifetime management, for external users */
169 boost::shared_ptr<PBD::Controllable> cut_control;
170 boost::shared_ptr<PBD::Controllable> dim_control;
171 boost::shared_ptr<PBD::Controllable> polarity_control;
172 boost::shared_ptr<PBD::Controllable> soloed_control;
174 /* typed controllables for internal use */
176 MPControl<gain_t>& cut;
177 MPControl<bool>& dim;
178 MPControl<gain_t>& polarity;
179 MPControl<bool>& soloed;
181 ChannelRecord (uint32_t);
184 std::vector<ChannelRecord*> _channels;
188 /* pointers - created first, but managed by boost::shared_ptr<> */
190 MPControl<bool>* _dim_all_ptr;
191 MPControl<bool>* _cut_all_ptr;
192 MPControl<bool>* _mono_ptr;
193 MPControl<volatile gain_t>* _dim_level_ptr;
194 MPControl<volatile gain_t>* _solo_boost_level_ptr;
196 /* shared ptr access and lifetime management, for external users */
198 boost::shared_ptr<PBD::Controllable> _dim_all_control;
199 boost::shared_ptr<PBD::Controllable> _cut_all_control;
200 boost::shared_ptr<PBD::Controllable> _mono_control;
201 boost::shared_ptr<PBD::Controllable> _dim_level_control;
202 boost::shared_ptr<PBD::Controllable> _solo_boost_level_control;
204 /* typed controllables for internal use */
206 MPControl<bool>& _dim_all;
207 MPControl<bool>& _cut_all;
208 MPControl<bool>& _mono;
209 MPControl<volatile gain_t>& _dim_level;
210 MPControl<volatile gain_t>& _solo_boost_level;
212 void allocate_channels (uint32_t);
217 #endif /* __ardour_monitor_processor_h__ */