1 files changed, 75 insertions, 0 deletions
diff --git a/src/engine/LV2Node.hpp b/src/engine/LV2Node.hpp
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+++ b/src/engine/LV2Node.hpp
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+/* 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 LV2NODE_H
+#define LV2NODE_H
+
+#include <string>
+#include <slv2/slv2.h>
+#include "types.hpp"
+#include "NodeBase.hpp"
+
+namespace Ingen {
+
+class LV2Plugin;
+
+
+/** An instance of a LV2 plugin.
+ *
+ * \ingroup engine
+ */
+class LV2Node : public NodeBase
+{
+public:
+	LV2Node(LV2Plugin*    plugin,
+	        const string& name,
+	        bool          polyphonic,
+	        PatchImpl*    parent,
+	        SampleRate    srate,
+	        size_t        buffer_size);
+	
+	~LV2Node();
+
+	bool instantiate();
+	
+	bool prepare_poly(uint32_t poly);
+	bool apply_poly(Raul::Maid& maid, uint32_t poly);
+
+	void activate();
+	void deactivate();
+	
+	void message_process(MessageContext& context, uint32_t* output);
+	
+	void process(ProcessContext& context);
+	
+	void set_port_buffer(uint32_t voice, uint32_t port_num, Buffer* buf);
+
+protected:
+	LV2Plugin*                 _lv2_plugin;
+	Raul::Array<SLV2Instance>* _instances;
+	Raul::Array<SLV2Instance>* _prepared_instances;
+
+	typedef bool (*MessageRunFunc)(LV2_Handle, uint32_t*);
+	typedef Raul::Array<MessageRunFunc> MessageRunFuncs;
+	MessageRunFuncs* _message_run;
+};
+
+
+} // namespace Ingen
+
+#endif // LV2NODE_H
+