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Diffstat (limited to 'src/engine/NodeBase.hpp')
| -rw-r--r-- | src/engine/NodeBase.hpp | 151 |
1 files changed, 0 insertions, 151 deletions
diff --git a/src/engine/NodeBase.hpp b/src/engine/NodeBase.hpp deleted file mode 100644 index baab7f50..00000000 --- a/src/engine/NodeBase.hpp +++ /dev/null @@ -1,151 +0,0 @@ -/* This file is part of Ingen. - * Copyright (C) 2007-2009 Dave Robillard <http://drobilla.net> - * - * Ingen 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. - * - * 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 General Public License for 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., - * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#ifndef INGEN_ENGINE_NODEBASE_HPP -#define INGEN_ENGINE_NODEBASE_HPP - -#include "types.hpp" -#include <string> -#include <cstdlib> -#include "raul/Array.hpp" -#include "raul/Atom.hpp" -#include "raul/AtomicInt.hpp" -#include "raul/IntrusivePtr.hpp" -#include "raul/Semaphore.hpp" -#include "contexts.lv2/contexts.h" -#include "interface/Port.hpp" -#include "interface/PortType.hpp" -#include "NodeImpl.hpp" - -namespace Ingen { - -class Context; -class EngineStore; -class PatchImpl; -class PluginImpl; -class BufferFactory; - -namespace Shared { class ClientInterface; } - - -/** Common implementation stuff for Node. - * - * \ingroup engine - */ -class NodeBase : public NodeImpl -{ -public: - NodeBase(PluginImpl* plugin, - const Raul::Symbol& symbol, - bool poly, - PatchImpl* parent, - SampleRate rate); - - virtual ~NodeBase(); - - virtual void activate(BufferFactory& bufs); - virtual void deactivate(); - bool activated() { return _activated; } - - /** Flag node as polyphonic. - * - * Note this will not actually allocate voices etc., prepare_poly - * and apply_poly must be called after this function to truly make - * a node polyphonic. - */ - virtual void set_polyphonic(bool p) { _polyphonic = p; } - - virtual bool prepare_poly(BufferFactory& bufs, uint32_t poly); - virtual bool apply_poly(Raul::Maid& maid, uint32_t poly); - - virtual void reset_input_ready(); - virtual bool process_lock(); - virtual void process_unlock(); - virtual void wait_for_input(size_t num_providers); - virtual unsigned n_inputs_ready() const { return _n_inputs_ready.get(); } - - virtual void learn() {} - - virtual void message_run(MessageContext& context) {} - - virtual void set_port_valid(uint32_t port_index); - - virtual void* valid_ports(); - virtual void reset_valid_ports(); - - virtual void pre_process(Context& context); - virtual void process(ProcessContext& context) = 0; - virtual void post_process(Context& context); - - virtual void set_port_buffer(uint32_t voice, uint32_t port_num, - IntrusivePtr<Buffer> buf, SampleCount offset); - - virtual void set_buffer_size(Context& context, BufferFactory& bufs, - Shared::PortType type, size_t size); - - SampleRate sample_rate() const { return _srate; } - uint32_t num_ports() const { return _ports ? _ports->size() : 0; } - uint32_t polyphony() const { return _polyphony; } - bool traversed() const { return _traversed; } - void traversed(bool b) { _traversed = b; } - - virtual Shared::Port* port(uint32_t index) const; - virtual PortImpl* port_impl(uint32_t index) const { return (*_ports)[index]; } - - /* These are NOT to be used in the audio thread! - * The providers and dependants in CompiledNode are for that - */ - - Raul::List<NodeImpl*>* providers() { return _providers; } - void providers(Raul::List<NodeImpl*>* l) { _providers = l; } - - Raul::List<NodeImpl*>* dependants() { return _dependants; } - void dependants(Raul::List<NodeImpl*>* l) { _dependants = l; } - - virtual const Shared::Plugin* plugin() const; - virtual PluginImpl* plugin_impl() const { return _plugin; } - virtual void plugin(PluginImpl* pi) { _plugin = pi; } - - /** A node's parent is always a patch, so static cast should be safe */ - inline PatchImpl* parent_patch() const { return (PatchImpl*)_parent; } - -protected: - virtual void signal_input_ready(); - - PluginImpl* _plugin; - - bool _polyphonic; - uint32_t _polyphony; - SampleRate _srate; - - void* _valid_ports; ///< Valid port flags for message context - - Raul::Semaphore _input_ready; ///< Parallelism: input ready signal - Raul::AtomicInt _process_lock; ///< Parallelism: Waiting on inputs 'lock' - Raul::AtomicInt _n_inputs_ready; ///< Parallelism: # input ready signals this cycle - Raul::Array<PortImpl*>* _ports; ///< Access in audio thread only - Raul::List<NodeImpl*>* _providers; ///< Nodes connected to this one's input ports - Raul::List<NodeImpl*>* _dependants; ///< Nodes this one's output ports are connected to - - bool _activated; - bool _traversed; ///< Flag for process order algorithm -}; - - -} // namespace Ingen - -#endif // INGEN_ENGINE_NODEBASE_HPP |