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+/* This file is part of Ingen.
+ * Copyright 2007-2011 David 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_EVENTS_SENDPORTVALUE_HPP
+#define INGEN_EVENTS_SENDPORTVALUE_HPP
+
+#include "raul/Atom.hpp"
+#include "server/Event.hpp"
+#include "server/types.hpp"
+
+namespace Ingen {
+namespace Server {
+
+class PortImpl;
+
+namespace Events {
+
+/** A special event used internally to send port values from the audio thread.
+ *
+ * This is created in the audio thread (using in-place new on a preallocated
+ * buffer) for processing in the post processing thread (unlike normal events
+ * which are created in the pre-processor thread then run through the audio
+ * thread). This event's job is done entirely in post_process.
+ *
+ * This only works for control ports right now.
+ *
+ * \ingroup engine
+ */
+class SendPortValue : public Event
+{
+public:
+ inline SendPortValue(
+ Engine& engine,
+ SampleCount timestamp,
+ PortImpl* port,
+ bool omni,
+ uint32_t voice_num,
+ const Raul::Atom& value)
+ : Event(engine, SharedPtr<Request>(), timestamp)
+ , _port(port)
+ , _omni(omni)
+ , _voice_num(voice_num)
+ , _value(value)
+ {
+ }
+
+ inline SendPortValue& operator=(const SendPortValue& ev) {
+ _port = ev._port;
+ _omni = ev._omni;
+ _voice_num = ev._voice_num;
+ _value = ev._value;
+ return *this;
+ }
+
+ void post_process();
+
+private:
+ PortImpl* _port;
+ bool _omni;
+ uint32_t _voice_num;
+ Raul::Atom _value;
+};
+
+} // namespace Server
+} // namespace Ingen
+} // namespace Events
+
+#endif // INGEN_EVENTS_SENDPORTVALUE_HPP