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Diffstat (limited to 'src/engine/MidiNoteNode.hpp')
-rw-r--r-- | src/engine/MidiNoteNode.hpp | 88 |
1 files changed, 0 insertions, 88 deletions
diff --git a/src/engine/MidiNoteNode.hpp b/src/engine/MidiNoteNode.hpp deleted file mode 100644 index eebcbda6..00000000 --- a/src/engine/MidiNoteNode.hpp +++ /dev/null @@ -1,88 +0,0 @@ -/* 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 MIDINOTENODE_H -#define MIDINOTENODE_H - -#include <string> -#include "types.hpp" -#include "NodeBase.hpp" - -namespace Ingen { - -class InputPort; -class OutputPort; - - -/** MIDI note input node. - * - * For pitched instruments like keyboard, etc. - * - * \ingroup engine - */ -class MidiNoteNode : public NodeBase -{ -public: - MidiNoteNode(const std::string& path, bool polyphonic, PatchImpl* parent, SampleRate srate, size_t buffer_size); - ~MidiNoteNode(); - - bool prepare_poly(uint32_t poly); - bool apply_poly(Raul::Maid& maid, uint32_t poly); - - void process(ProcessContext& context); - - void note_on(ProcessContext& context, uchar note_num, uchar velocity, FrameTime time); - void note_off(ProcessContext& context, uchar note_num, FrameTime time); - void all_notes_off(ProcessContext& context, FrameTime time); - - void sustain_on(ProcessContext& context, FrameTime time); - void sustain_off(ProcessContext& context, FrameTime time); - -private: - /** Key, one for each key on the keyboard */ - struct Key { - enum State { OFF, ON_ASSIGNED, ON_UNASSIGNED }; - Key() : state(OFF), voice(0), time(0) {} - State state; uint32_t voice; SampleCount time; - }; - - /** Voice, one of these always exists for each voice */ - struct Voice { - enum State { FREE, ACTIVE, HOLDING }; - Voice() : state(FREE), note(0) {} - State state; uchar note; SampleCount time; - }; - - float note_to_freq(int num); - void free_voice(ProcessContext& context, uint32_t voice, FrameTime time); - - Raul::Array<Voice>* _voices; - Raul::Array<Voice>* _prepared_voices; - Key _keys[128]; - bool _sustain; ///< Whether or not hold pedal is depressed - - InputPort* _midi_in_port; - OutputPort* _freq_port; - OutputPort* _vel_port; - OutputPort* _gate_port; - OutputPort* _trig_port; -}; - - -} // namespace Ingen - -#endif // MIDINOTENODE_H |