2 Copyright (C) 2000-2006 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.
21 #ifndef __ardour_plugin_h__
22 #define __ardour_plugin_h__
24 #include <boost/shared_ptr.hpp>
25 #include <sigc++/signal.h>
27 #include <pbd/stateful.h>
28 #include <pbd/controllable.h>
30 #include <jack/types.h>
31 #include <ardour/types.h>
32 #include <ardour/plugin_state.h>
33 #include <ardour/cycles.h>
50 typedef boost::shared_ptr<Plugin> PluginPtr;
61 PluginInfo (const PluginInfo &o)
62 : name(o.name), n_inputs(o.n_inputs), n_outputs(o.n_outputs),
63 unique_id(o.unique_id), path (o.path), index(o.index) {}
64 virtual ~PluginInfo () { }
74 virtual PluginPtr load (Session& session) = 0;
77 friend class PluginManager;
82 typedef boost::shared_ptr<PluginInfo> PluginInfoPtr;
83 typedef std::list<PluginInfoPtr> PluginInfoList;
85 class Plugin : public Stateful, public sigc::trackable
89 Plugin (ARDOUR::AudioEngine&, ARDOUR::Session&);
90 Plugin (const Plugin&);
93 struct ParameterDescriptor {
95 /* essentially a union of LADSPA and VST info */
112 virtual uint32_t unique_id() const = 0;
113 virtual const char * label() const = 0;
114 virtual const char * name() const = 0;
115 virtual const char * maker() const = 0;
116 virtual uint32_t parameter_count () const = 0;
117 virtual float default_value (uint32_t port) = 0;
118 virtual jack_nframes_t latency() const = 0;
119 virtual void set_parameter (uint32_t which, float val) = 0;
120 virtual float get_parameter(uint32_t which) const = 0;
122 virtual int get_parameter_descriptor (uint32_t which, ParameterDescriptor&) const = 0;
123 virtual uint32_t nth_parameter (uint32_t which, bool& ok) const = 0;
124 virtual void activate () = 0;
125 virtual void deactivate () = 0;
126 virtual void set_block_size (jack_nframes_t nframes) = 0;
128 virtual int connect_and_run (vector<Sample*>& bufs, uint32_t maxbuf, int32_t& in, int32_t& out, jack_nframes_t nframes, jack_nframes_t offset) = 0;
129 virtual std::set<uint32_t> automatable() const = 0;
130 virtual void store_state (ARDOUR::PluginState&) = 0;
131 virtual void restore_state (ARDOUR::PluginState&) = 0;
132 virtual string describe_parameter (uint32_t) = 0;
133 virtual string state_node_name() const = 0;
134 virtual void print_parameter (uint32_t, char*, uint32_t len) const = 0;
136 virtual bool parameter_is_audio(uint32_t) const = 0;
137 virtual bool parameter_is_control(uint32_t) const = 0;
138 virtual bool parameter_is_input(uint32_t) const = 0;
139 virtual bool parameter_is_output(uint32_t) const = 0;
141 virtual bool save_preset(string name) = 0;
142 virtual bool load_preset (const string preset_label);
143 virtual std::vector<std::string> get_presets();
145 virtual bool has_editor() const = 0;
147 sigc::signal<void,uint32_t,float> ParameterChanged;
148 sigc::signal<void,Plugin *> GoingAway;
150 PBD::Controllable *get_nth_control (uint32_t);
152 PluginInfoPtr get_info() { return _info; }
153 void set_info (const PluginInfoPtr inf) { _info = inf; }
155 ARDOUR::AudioEngine& engine() const { return _engine; }
156 ARDOUR::Session& session() const { return _session; }
158 void set_cycles (uint32_t c) { _cycles = c; }
159 cycles_t cycles() const { return _cycles; }
162 ARDOUR::AudioEngine& _engine;
163 ARDOUR::Session& _session;
166 map<string,string> presets;
167 bool save_preset(string name, string domain /* vst, ladspa etc. */);
169 void setup_controls ();
171 struct PortControllable : public PBD::Controllable {
172 PortControllable (Plugin&, uint32_t abs_port_id,
173 float lower, float upper, bool toggled, bool logarithmic);
175 void set_value (float);
176 float get_value () const;
179 uint32_t absolute_port;
187 vector<PortControllable*> controls;
190 /* this is actually defined in plugin_manager.cc */
191 boost::shared_ptr<Plugin> find_plugin(ARDOUR::Session&, string name, long unique_id, PluginInfo::Type);
193 } // namespace ARDOUR
195 #endif /* __ardour_plugin_h__ */