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Diffstat (limited to 'src/server/Driver.hpp')
| -rw-r--r-- | src/server/Driver.hpp | 110 |
1 files changed, 0 insertions, 110 deletions
diff --git a/src/server/Driver.hpp b/src/server/Driver.hpp deleted file mode 100644 index 9ae4b836..00000000 --- a/src/server/Driver.hpp +++ /dev/null @@ -1,110 +0,0 @@ -/* - This file is part of Ingen. - Copyright 2007-2017 David Robillard <http://drobilla.net/> - - Ingen is free software: you can redistribute it and/or modify it under the - terms of the GNU Affero General Public License as published by the Free - Software Foundation, either version 3 of the License, or any later version. - - Ingen 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 Affero General Public License for details. - - You should have received a copy of the GNU Affero General Public License - along with Ingen. If not, see <http://www.gnu.org/licenses/>. -*/ - -#ifndef INGEN_ENGINE_DRIVER_HPP -#define INGEN_ENGINE_DRIVER_HPP - -#include "raul/Noncopyable.hpp" - -#include "DuplexPort.hpp" -#include "EnginePort.hpp" - -namespace Raul { class Path; } - -namespace Ingen { -namespace Server { - -class DuplexPort; -class EnginePort; - -/** Engine driver base class. - * - * A Driver is responsible for managing system ports, and possibly running the - * audio graph. - * - * \ingroup engine - */ -class Driver : public Raul::Noncopyable { -public: - virtual ~Driver() = default; - - /** Activate driver (begin processing graph and events). */ - virtual bool activate() { return true; } - - /** Deactivate driver (stop processing graph and events). */ - virtual void deactivate() {} - - /** Create a port ready to be inserted with add_input (non realtime). - * May return NULL if the Driver can not create the port for some reason. - */ - virtual EnginePort* create_port(DuplexPort* graph_port) = 0; - - /** Find a system port by path. */ - virtual EnginePort* get_port(const Raul::Path& path) = 0; - - /** Add a system visible port (e.g. a port on the root graph). */ - virtual void add_port(RunContext& context, EnginePort* port) = 0; - - /** Remove a system visible port. - * - * This removes the port from the driver in the process thread but does not - * destroy the port. To actually remove the system port, unregister_port() - * must be called later in another thread. - */ - virtual void remove_port(RunContext& context, EnginePort* port) = 0; - - /** Return true iff driver supports dynamic adding/removing of ports. */ - virtual bool dynamic_ports() const { return false; } - - /** Register a system visible port. */ - virtual void register_port(EnginePort& port) = 0; - - /** Register a system visible port. */ - virtual void unregister_port(EnginePort& port) = 0; - - /** Rename a system visible port. */ - virtual void rename_port(const Raul::Path& old_path, - const Raul::Path& new_path) = 0; - - /** Apply a system visible port property. */ - virtual void port_property(const Raul::Path& path, - const URI& uri, - const Atom& value) = 0; - - /** Return the audio buffer size in frames */ - virtual SampleCount block_length() const = 0; - - /** Return the event buffer size in bytes */ - virtual size_t seq_size() const = 0; - - /** Return the sample rate in Hz */ - virtual SampleRate sample_rate() const = 0; - - /** Return the current frame time (running counter) */ - virtual SampleCount frame_time() const = 0; - - /** Append time events for this cycle to `buffer`. */ - virtual void append_time_events(RunContext& context, - Buffer& buffer) = 0; - - /** Return the real-time priority of the audio thread, or -1. */ - virtual int real_time_priority() = 0; -}; - -} // namespace Server -} // namespace Ingen - -#endif // INGEN_ENGINE_DRIVER_HPP |