From c1c14e229e0a5c82e2f9edf7e425589fe156b12d Mon Sep 17 00:00:00 2001 From: Paul Davis Date: Mon, 17 Jan 2011 17:53:19 +0000 Subject: [PATCH] some new headers git-svn-id: svn://localhost/ardour2/branches/3.0@8522 d708f5d6-7413-0410-9779-e7cbd77b26cf --- libs/ardour/ardour/pannable.h | 77 +++++++++++++++++++++++ libs/ardour/ardour/panner_manager.h | 45 ++++++++++++++ libs/ardour/ardour/panner_search_path.h | 39 ++++++++++++ libs/ardour/ardour/panner_shell.h | 83 +++++++++++++++++++++++++ 4 files changed, 244 insertions(+) create mode 100644 libs/ardour/ardour/pannable.h create mode 100644 libs/ardour/ardour/panner_manager.h create mode 100644 libs/ardour/ardour/panner_search_path.h create mode 100644 libs/ardour/ardour/panner_shell.h diff --git a/libs/ardour/ardour/pannable.h b/libs/ardour/ardour/pannable.h new file mode 100644 index 0000000000..e6ed2e41c1 --- /dev/null +++ b/libs/ardour/ardour/pannable.h @@ -0,0 +1,77 @@ +/* + Copyright (C) 2011 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. + +*/ + +#ifndef __libardour_pannable_h__ +#define __libardour_pannable_h__ + +#include + +#include + +#include "evoral/Parameter.hpp" + +#include "ardour/automatable.h" +#include "ardour/session_handle.h" + +namespace ARDOUR { + +class Session; +class AutomationControl; + +struct Pannable : public Automatable, public SessionHandleRef { + Pannable (Session& s); + + boost::shared_ptr pan_azimuth_control; + boost::shared_ptr pan_elevation_control; + boost::shared_ptr pan_width_control; + boost::shared_ptr pan_frontback_control; + boost::shared_ptr pan_lfe_control; + + Session& session() { return _session; } + + void set_automation_state (AutoState); + AutoState automation_state() const { return _auto_state; } + PBD::Signal1 automation_state_changed; + + void set_automation_style (AutoStyle m); + AutoStyle automation_style() const { return _auto_style; } + PBD::Signal0 automation_style_changed; + + bool automation_playback() const { + return (_auto_state & Play) || ((_auto_state & Touch) && !touching()); + } + bool automation_write () const { + return ((_auto_state & Write) || ((_auto_state & Touch) && touching())); + } + + void start_touch (double when); + void stop_touch (bool mark, double when); + bool touching() const { return g_atomic_int_get (&_touching); } + bool writing() const { return _auto_state == Write; } + bool touch_enabled() const { return _auto_state == Touch; } + + protected: + AutoState _auto_state; + AutoStyle _auto_style; + gint _touching; +}; + +} // namespace + +#endif /* __libardour_pannable_h__ */ diff --git a/libs/ardour/ardour/panner_manager.h b/libs/ardour/ardour/panner_manager.h new file mode 100644 index 0000000000..d5b183c859 --- /dev/null +++ b/libs/ardour/ardour/panner_manager.h @@ -0,0 +1,45 @@ +#ifndef __ardour_panner_manager_h__ +#define __ardour_panner_manager_h__ + +#include +#include "ardour/panner.h" +#include "ardour/session_handle.h" + +namespace ARDOUR { + +struct PannerInfo { + PanPluginDescriptor descriptor; + void* module; + + PannerInfo (PanPluginDescriptor& d, void* handle) + : descriptor (d) + , module (handle) + {} + + ~PannerInfo () { + dlclose (module); + } +}; + +class PannerManager : public ARDOUR::SessionHandlePtr +{ + public: + ~PannerManager (); + static PannerManager& instance (); + + void discover_panners (); + std::list panner_info; + + PannerInfo* select_panner (ChanCount in, ChanCount out); + + private: + PannerManager(); + static PannerManager* _instance; + + PannerInfo* get_descriptor (std::string path); + int panner_discover (std::string path); +}; + +} // namespace + +#endif /* __ardour_panner_manager_h__ */ diff --git a/libs/ardour/ardour/panner_search_path.h b/libs/ardour/ardour/panner_search_path.h new file mode 100644 index 0000000000..889b9efb23 --- /dev/null +++ b/libs/ardour/ardour/panner_search_path.h @@ -0,0 +1,39 @@ +/* + Copyright (C) 2011 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. +*/ + +#ifndef __ardour_panner_search_path_h__ +#define __ardour_panner_search_path_h__ + +#include "pbd/search_path.h" + +namespace ARDOUR { + + /** + * return a SearchPath containing directories in which to look for + * panner plugins. + * + * If ARDOUR_PANNER_PATH is defined then the SearchPath returned + * will contain only those directories specified in it, otherwise it will + * contain the user and system directories which may contain control + * surface plugins. + */ + PBD::SearchPath panner_search_path (); + +} // namespace ARDOUR + +#endif /* __ardour_panner_search_path_h__ */ diff --git a/libs/ardour/ardour/panner_shell.h b/libs/ardour/ardour/panner_shell.h new file mode 100644 index 0000000000..8831710555 --- /dev/null +++ b/libs/ardour/ardour/panner_shell.h @@ -0,0 +1,83 @@ +/* + Copyright (C) 2004-2011 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. + +*/ + +#ifndef __ardour_panner_shell_h__ +#define __ardour_panner_shell_h__ + +#include +#include +#include +#include +#include + +#include + +#include "pbd/cartesian.h" + +#include "ardour/types.h" +#include "ardour/session_object.h" + +namespace ARDOUR { + +class Session; +class Panner; +class BufferSet; +class AudioBuffer; +class Speakers; +class Pannable; + +/** Class to manage panning by instantiating and controlling + * the appropriate specific PannerBase objects for a given + * in/out configuration. + */ +class PannerShell : public SessionObject +{ +public: + PannerShell (std::string name, Session&, boost::shared_ptr); + virtual ~PannerShell (); + + std::string describe_parameter (Evoral::Parameter param); + + bool can_support_io_configuration (const ChanCount& /*in*/, ChanCount& /*out*/) const { return true; }; + void configure_io (ChanCount in, ChanCount out); + + /// The fundamental Panner function + void run (BufferSet& src, BufferSet& dest, framepos_t start_frame, framepos_t end_frames, pframes_t nframes); + + + XMLNode& get_state (void); + XMLNode& state (bool full); + int set_state (const XMLNode&, int version); + + PBD::Signal0 Changed; /* panner and/or outputs count changed */ + + boost::shared_ptr panner() const { return _panner; } + boost::shared_ptr pannable() const { return _pannable; } + + private: + void distribute_no_automation (BufferSet& src, BufferSet& dest, pframes_t nframes, gain_t gain_coeff); + boost::shared_ptr _panner; + boost::shared_ptr _pannable; + + static float current_automation_version_number; +}; + +} // namespace ARDOUR + +#endif /* __ardour_panner_shell_h__ */