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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 LADSPAPLUGIN_H
+#define LADSPAPLUGIN_H
+
+#include <string>
+#include <ladspa.h>
+#include "util/types.h"
+#include "NodeBase.h"
+#include "Plugin.h"
+
+namespace Om {
+
+class PortInfo;
+
+
+/** An instance of a LADSPA plugin.
+ *
+ * \ingroup engine
+ */
+class LADSPAPlugin : public NodeBase
+{
+public:
+ LADSPAPlugin(const string& name, size_t poly, Patch* parent, const LADSPA_Descriptor* descriptor, samplerate srate, size_t buffer_size);
+ virtual ~LADSPAPlugin();
+
+ virtual bool instantiate();
+
+ void activate();
+ void deactivate();
+
+ void run(size_t nframes);
+
+ void set_port_buffer(size_t voice, size_t port_num, void* buf);
+
+ const Plugin* plugin() const { return m_plugin; }
+ void plugin(const Plugin* const pi) { m_plugin = pi; }
+
+protected:
+ // Prevent copies (undefined)
+ LADSPAPlugin(const LADSPAPlugin& copy);
+ LADSPAPlugin& operator=(const LADSPAPlugin&);
+
+ void get_port_vals(ulong port_index, PortInfo* info);
+
+ const LADSPA_Descriptor* m_descriptor;
+ LADSPA_Handle* m_instances;
+
+ const Plugin* m_plugin;
+};
+
+
+} // namespace Om
+
+#endif // LADSPAPLUGIN_H