/*
- Copyright (C) 2000-2006 Paul Davis
+ Copyright (C) 2000-2006 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
#define __ardour_plugin_h__
#include <boost/shared_ptr.hpp>
-#include <boost/utility.hpp>
-#include <sigc++/signal.h>
-#include <glibmm/ustring.h>
+#include <string>
-#include <pbd/statefuldestructible.h>
-#include <pbd/controllable.h>
+#include "pbd/statefuldestructible.h"
+#include "pbd/controllable.h"
#include <jack/types.h>
-#include <ardour/chan_count.h>
-#include <ardour/cycles.h>
-#include <ardour/latent.h>
-#include <ardour/plugin_insert.h>
-#include <ardour/types.h>
+#include "ardour/chan_count.h"
+#include "ardour/chan_mapping.h"
+#include "ardour/cycles.h"
+#include "ardour/latent.h"
+#include "ardour/plugin_insert.h"
+#include "ardour/types.h"
+#include "ardour/midi_state_tracker.h"
#include <vector>
#include <set>
#include <map>
-using std::string;
-using std::vector;
-using std::set;
-using std::map;
-
namespace ARDOUR {
class AudioEngine;
class PluginInfo {
public:
PluginInfo () { }
- PluginInfo (const PluginInfo &o)
- : name(o.name),
- category (o.category),
- creator (o.creator),
- path (o.path),
- n_inputs(o.n_inputs),
- n_outputs(o.n_outputs),
- unique_id(o.unique_id),
- index(o.index) {}
virtual ~PluginInfo () { }
- string name;
- string category;
- Glib::ustring creator;
- Glib::ustring path;
+ std::string name;
+ std::string category;
+ std::string creator;
+ std::string path;
ChanCount n_inputs;
ChanCount n_outputs;
ARDOUR::PluginType type;
-
+
std::string unique_id;
virtual PluginPtr load (Session& session) = 0;
typedef boost::shared_ptr<PluginInfo> PluginInfoPtr;
typedef std::list<PluginInfoPtr> PluginInfoList;
-class Plugin : public PBD::StatefulDestructible, public Latent, public boost::noncopyable
+class Plugin : public PBD::StatefulDestructible, public Latent
{
public:
Plugin (ARDOUR::AudioEngine&, ARDOUR::Session&);
Plugin (const Plugin&);
virtual ~Plugin ();
-
+
struct ParameterDescriptor {
- /* essentially a union of LADSPA and VST info */
-
- bool integer_step;
- bool toggled;
- bool logarithmic;
- bool sr_dependent;
- string label;
- float lower;
- float upper;
- float step;
- float smallstep;
- float largestep;
- bool min_unbound;
- bool max_unbound;
+ /* essentially a union of LADSPA and VST info */
+
+ bool integer_step;
+ bool toggled;
+ bool logarithmic;
+ bool sr_dependent;
+ std::string label;
+ float lower; ///< if this is a frequency, it will be in Hz (not a fraction of the sample rate)
+ float upper; ///< if this is a frequency, it will be in Hz (not a fraction of the sample rate)
+ float step;
+ float smallstep;
+ float largestep;
+ bool min_unbound;
+ bool max_unbound;
};
+ XMLNode& get_state ();
+ virtual int set_state (const XMLNode &, int version);
+
+ virtual void set_insert_info (const PluginInsert*) {}
+
virtual std::string unique_id() const = 0;
virtual const char * label() const = 0;
virtual const char * name() const = 0;
virtual uint32_t nth_parameter (uint32_t which, bool& ok) const = 0;
virtual void activate () = 0;
virtual void deactivate () = 0;
- virtual void set_block_size (nframes_t nframes) = 0;
+ virtual void flush () { deactivate(); activate(); }
+
+ virtual int set_block_size (pframes_t nframes) = 0;
+
+ virtual int connect_and_run (BufferSet& bufs,
+ ChanMapping in, ChanMapping out,
+ pframes_t nframes, framecnt_t offset);
- virtual int connect_and_run (BufferSet& bufs, uint32_t& in, uint32_t& out, nframes_t nframes, nframes_t offset) = 0;
-
virtual std::set<Evoral::Parameter> automatable() const = 0;
- virtual string describe_parameter (Evoral::Parameter) = 0;
- virtual string state_node_name() const = 0;
+ virtual std::string describe_parameter (Evoral::Parameter) = 0;
+ virtual std::string state_node_name() const = 0;
virtual void print_parameter (uint32_t, char*, uint32_t len) const = 0;
virtual bool parameter_is_audio(uint32_t) const = 0;
virtual bool parameter_is_input(uint32_t) const = 0;
virtual bool parameter_is_output(uint32_t) const = 0;
- virtual bool save_preset(string uri) = 0;
- virtual bool load_preset (const string uri);
+ typedef std::map<const std::string, const float> ScalePoints;
+
+ virtual boost::shared_ptr<ScalePoints>
+ get_scale_points(uint32_t port_index) const {
+ return boost::shared_ptr<ScalePoints>();
+ }
+
+ void realtime_handle_transport_stopped ();
struct PresetRecord {
- PresetRecord(const std::string& u, const std::string& l) : uri(u), label(l) {}
- string uri;
- string label;
+ PresetRecord () : user (true) {}
+ PresetRecord (const std::string& u, const std::string& l, bool s = true) : uri (u), label (l), user (s) {}
+
+ bool operator!= (PresetRecord const & a) const {
+ return uri != a.uri || label != a.label;
+ }
+
+ std::string uri;
+ std::string label;
+ bool user;
};
- virtual std::vector<PresetRecord> get_presets();
+ PresetRecord save_preset (std::string);
+ void remove_preset (std::string);
+
+ virtual bool load_preset (PresetRecord);
+
+ const PresetRecord * preset_by_label (const std::string &);
+ const PresetRecord * preset_by_uri (const std::string &);
+
+ std::vector<PresetRecord> get_presets ();
+
+ /** @return Last preset to be requested; the settings may have
+ * been changed since; find out with parameter_changed_since_last_preset.
+ */
+ PresetRecord last_preset () const {
+ return _last_preset;
+ }
- const PresetRecord* preset_by_label(const string& label);
- const PresetRecord* preset_by_uri(const string& uri);
+ bool parameter_changed_since_last_preset () const {
+ return _parameter_changed_since_last_preset;
+ }
- virtual bool has_editor() const = 0;
+ virtual int first_user_preset_index () const {
+ return 0;
+ }
- sigc::signal<void,uint32_t,float> ParameterChanged;
+ /** Emitted when a preset is added or removed, respectively */
+ PBD::Signal0<void> PresetAdded;
+ PBD::Signal0<void> PresetRemoved;
+
+ /** Emitted when a preset has been loaded */
+ PBD::Signal0<void> PresetLoaded;
+
+ virtual bool has_editor () const = 0;
+
+ /** Emitted when any parameter changes */
+ PBD::Signal2<void, uint32_t, float> ParameterChanged;
/* NOTE: this block of virtual methods looks like the interface
to a Processor, but Plugin does not inherit from Processor.
virtual bool reconfigurable_io() const { return false; }
/* this is only called if reconfigurable_io() returns true */
- virtual bool configure_io (ChanCount in, ChanCount out) { return true; }
+ virtual bool configure_io (ChanCount /*in*/, ChanCount /*out*/) { return true; }
/* specific types of plugins can overload this. As of September 2008, only
AUPlugin does this.
*/
- virtual bool can_support_io_configuration (const ChanCount& in, ChanCount& out) const { return false; }
+ virtual bool can_support_io_configuration (const ChanCount& /*in*/, ChanCount& /*out*/) const { return false; }
virtual ChanCount output_streams() const;
virtual ChanCount input_streams() const;
- PBD::Controllable *get_nth_control (uint32_t, bool do_not_create = false);
- void make_nth_control (uint32_t, const XMLNode&);
-
- PluginInfoPtr get_info() { return _info; }
+ PluginInfoPtr get_info() const { return _info; }
void set_info (const PluginInfoPtr inf) { _info = inf; }
ARDOUR::AudioEngine& engine() const { return _engine; }
void set_cycles (uint32_t c) { _cycles = c; }
cycles_t cycles() const { return _cycles; }
- protected:
+protected:
+
friend class PluginInsert;
friend struct PluginInsert::PluginControl;
- virtual void set_parameter (uint32_t which, float val) = 0;
-
- ARDOUR::AudioEngine& _engine;
- ARDOUR::Session& _session;
- PluginInfoPtr _info;
- uint32_t _cycles;
- map<string,PresetRecord> presets;
- bool save_preset(string uri, string domain /* vst, ladspa etc. */);
+
+ virtual void set_parameter (uint32_t which, float val);
+
+ /** Do the actual saving of the current plugin settings to a preset of the provided name.
+ * Should return a URI on success, or an empty string on failure.
+ */
+ virtual std::string do_save_preset (std::string) = 0;
+ /** Do the actual removal of a preset of the provided name */
+ virtual void do_remove_preset (std::string) = 0;
+
+ ARDOUR::AudioEngine& _engine;
+ ARDOUR::Session& _session;
+ PluginInfoPtr _info;
+ uint32_t _cycles;
+ std::map<std::string, PresetRecord> _presets;
+
+private:
+
+ /** Fill _presets with our presets */
+ virtual void find_presets () = 0;
+
+ /** Add state to an existing XMLNode */
+ virtual void add_state (XMLNode *) const = 0;
+
+ bool _have_presets;
+ MidiStateTracker _tracker;
+ BufferSet _pending_stop_events;
+ bool _have_pending_stop_events;
+ PresetRecord _last_preset;
+ bool _parameter_changed_since_last_preset;
};
-PluginPtr find_plugin(ARDOUR::Session&, string unique_id, ARDOUR::PluginType);
+PluginPtr find_plugin(ARDOUR::Session&, std::string unique_id, ARDOUR::PluginType);
} // namespace ARDOUR
-
+
#endif /* __ardour_plugin_h__ */