73 lines
2.1 KiB
C++
73 lines
2.1 KiB
C++
/* This file is part of Om. Copyright (C) 2006 Dave Robillard.
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*
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* Om is free software; you can redistribute it and/or modify it under the
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* terms of the GNU General Public License as published by the Free Software
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* Foundation; either version 2 of the License, or (at your option) any later
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* version.
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*
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* Om is distributed in the hope that it will be useful, but WITHOUT ANY
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* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef MIDICONTROLNODE_H
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#define MIDICONTROLNODE_H
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#include <string>
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#include "NodeBase.h"
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#include "InternalNode.h"
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using std::string;
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namespace Om {
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class MidiLearnResponseEvent;
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class MidiMessage;
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template <typename T> class InputPort;
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template <typename T> class OutputPort;
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/** MIDI control input node.
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*
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* Creating one of these nodes is how a user makes "MIDI Bindings". Note that
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* this node will always be monophonic, the poly parameter is ignored.
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*
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* \ingroup engine
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*/
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class MidiControlNode : public InternalNode
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{
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public:
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MidiControlNode(const string& path, size_t poly, Patch* parent, samplerate srate, size_t buffer_size);
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void run(size_t nframes);
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void control(uchar control_num, uchar val, samplecount offset);
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void learn(MidiLearnResponseEvent* ev) { m_learning = true; m_learn_event = ev; }
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private:
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// Disallow copies (undefined)
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MidiControlNode(const MidiControlNode& copy);
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MidiControlNode& operator=(const MidiControlNode&);
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bool m_learning;
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InputPort<MidiMessage>* m_midi_in_port;
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InputPort<sample>* m_param_port;
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InputPort<sample>* m_log_port;
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InputPort<sample>* m_min_port;
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InputPort<sample>* m_max_port;
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OutputPort<sample>* m_control_port;
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OutputPort<sample>* m_audio_port;
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MidiLearnResponseEvent* m_learn_event;
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};
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} // namespace Om
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#endif // MIDICONTROLNODE_H
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