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Diffstat (limited to 'src/libs/engine/DSSINode.hpp')
-rw-r--r-- | src/libs/engine/DSSINode.hpp | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/src/libs/engine/DSSINode.hpp b/src/libs/engine/DSSINode.hpp new file mode 100644 index 00000000..f54e75f8 --- /dev/null +++ b/src/libs/engine/DSSINode.hpp @@ -0,0 +1,107 @@ +/* This file is part of Ingen. + * Copyright (C) 2007 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 DSSINODE_H +#define DSSINODE_H + +#include <alsa/asoundlib.h> +#include <dssi.h> +#include <lo/lo.h> +#include "LADSPANode.hpp" +#include "MidiBuffer.hpp" + +namespace Ingen { + +class InputPort; +namespace Shared { + class ClientInterface; +} using Shared::ClientInterface; + + +/** An instance of a DSSI plugin. + */ +class DSSINode : public LADSPANode +{ +public: + + typedef std::map<int, string> Bank; + + DSSINode(const Plugin* plugin, const string& name, size_t poly, Patch* parent, DSSI_Descriptor* descriptor, SampleRate srate, size_t buffer_size); + ~DSSINode(); + + bool instantiate(); + + void activate(); + + void set_ui_url(const string& url); + void send_update(); + + void set_control(size_t port_num, Sample val); + void configure(const string& key, const string& val); + void program(int bank, int program); + + void process(SampleCount nframes, FrameTime start, FrameTime end); + + void set_port_buffer(size_t voice, size_t port_num, Buffer* buf); + + bool update_programs(bool send_events); + void set_default_program(); + const std::map<int, Bank>& get_programs() const; + + const Plugin* plugin() const { return _plugin; } + void plugin(const Plugin* const pi) { _plugin = pi; } + +private: + bool has_midi_input() const; + + // DSSI GUI messages + void send_control(int port_num, float value); + void send_program(int bank, int value); + void send_configure(const std::string& key, const std::string& val); + void send_show(); + void send_hide(); + void send_quit(); + + // Conversion to ALSA MIDI events + void convert_events(SampleCount nframes); + + + DSSI_Descriptor* _dssi_descriptor; + + std::string _ui_url; + std::string _ui_base_path; + lo_address _ui_addr; + + // Current values + int _bank; + int _program; + std::map<std::string, std::string> _configures; + std::map<int, Bank> _banks; + + InputPort* _midi_in_port; + MidiBuffer* _midi_in_buffer; + snd_seq_event_t* _alsa_events; + unsigned long _encoded_events; + snd_midi_event_t* _alsa_encoder; +}; + + +} // namespace Ingen + + +#endif // DSSINODE_H + |