1 files changed, 109 insertions, 0 deletions
diff --git a/src/engine/DSSIPlugin.h b/src/engine/DSSIPlugin.h
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+/* This file is part of Om.  Copyright (C) 2006 Dave Robillard.
+ * 
+ * Om 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.
+ * 
+ * Om 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.,
+ * 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#ifndef DSSIPLUGIN_H
+#define DSSIPLUGIN_H
+
+#include <asoundlib.h>
+#include <dssi.h>
+#include <lo/lo.h>
+#include "LADSPAPlugin.h"
+
+namespace Om {
+
+class MidiMessage;
+template <typename T> class InputPort;
+namespace Shared {
+	class ClientInterface;
+} using Shared::ClientInterface;
+
+
+/** An instance of a DSSI plugin.
+ */
+class DSSIPlugin : public LADSPAPlugin
+{
+public:
+
+	typedef map<int, string> Bank;
+	
+	DSSIPlugin(const string& name, size_t poly, Patch* parent, DSSI_Descriptor* descriptor, samplerate srate, size_t buffer_size);
+	~DSSIPlugin();
+	
+	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 run(size_t nframes);
+
+	bool update_programs(bool send_events);
+	void set_default_program();
+	const map<int, Bank>& get_programs() const;
+
+	//void send_creation_messages(ClientInterface* client) const;
+
+	const Plugin* plugin() const  { return m_plugin; }
+	void plugin(const Plugin* const pi) { m_plugin = pi; }
+
+private:
+	// Prevent copies (undefined)
+	DSSIPlugin(const DSSIPlugin& copy);
+	DSSIPlugin& operator=(const DSSIPlugin& copy);
+	
+	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 string& key, const string& val);
+	void send_show();
+	void send_hide();
+	void send_quit();
+	
+	// Conversion to ALSA MIDI events
+	void convert_events();
+	
+	
+	DSSI_Descriptor* m_dssi_descriptor;
+	
+	string     m_ui_url;
+	string     m_ui_base_path;
+	lo_address m_ui_addr;
+
+	// Current values
+	int                 m_bank;
+	int                 m_program;
+	map<string, string> m_configures;
+	map<int, Bank>      m_banks;
+
+	InputPort<MidiMessage>* m_midi_in_port;
+ 	snd_seq_event_t*        m_alsa_events;
+ 	unsigned long           m_encoded_events;
+ 	snd_midi_event_t*       m_alsa_encoder;
+};
+
+
+} // namespace Om
+
+
+#endif // DSSIPLUGIN_H
+