More juggling

git-svn-id: http://svn.drobilla.net/lad/grauph@15 a436a847-0d15-0410-975c-d299462d15a1

1 files changed, 72 insertions, 0 deletions

diff --git a/src/libs/engine/MidiControlNode.h b/src/libs/engine/MidiControlNode.h
new file mode 100644
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+++ b/src/libs/engine/MidiControlNode.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 MIDICONTROLNODE_H
+#define MIDICONTROLNODE_H
+
+#include <string>
+#include "NodeBase.h"
+#include "InternalNode.h"
+using std::string;
+
+namespace Om {
+	
+class MidiLearnResponseEvent;
+class MidiMessage;
+template <typename T> class InputPort;
+template <typename T> class OutputPort;
+
+
+/** MIDI control input node.
+ *
+ * Creating one of these nodes is how a user makes "MIDI Bindings".  Note that
+ * this node will always be monophonic, the poly parameter is ignored.
+ * 
+ * \ingroup engine
+ */
+class MidiControlNode : public InternalNode
+{
+public:
+	MidiControlNode(const string& path, size_t poly, Patch* parent, samplerate srate, size_t buffer_size);
+	
+	void run(size_t nframes);
+	
+	void control(uchar control_num, uchar val, samplecount offset);
+
+	void learn(MidiLearnResponseEvent* ev) { m_learning = true; m_learn_event = ev; }
+
+private:
+	// Disallow copies (undefined)
+	MidiControlNode(const MidiControlNode& copy);
+	MidiControlNode& operator=(const MidiControlNode&);
+	
+	bool m_learning;
+
+	InputPort<MidiMessage>* m_midi_in_port;
+	InputPort<sample>*      m_param_port;
+	InputPort<sample>*      m_log_port;
+	InputPort<sample>*      m_min_port;
+	InputPort<sample>*      m_max_port;
+	OutputPort<sample>*     m_control_port;
+	OutputPort<sample>*     m_audio_port;
+
+	MidiLearnResponseEvent* m_learn_event;
+};
+
+
+} // namespace Om
+
+#endif // MIDICONTROLNODE_H