From 98fe0e7056e6697396249531785d3899f94d79be Mon Sep 17 00:00:00 2001 From: David Robillard Date: Sat, 10 Jun 2006 01:52:02 +0000 Subject: More juggling git-svn-id: http://svn.drobilla.net/lad/grauph@15 a436a847-0d15-0410-975c-d299462d15a1 --- src/engine/MidiNoteNode.h | 87 ----------------------------------------------- 1 file changed, 87 deletions(-) delete mode 100644 src/engine/MidiNoteNode.h (limited to 'src/engine/MidiNoteNode.h') diff --git a/src/engine/MidiNoteNode.h b/src/engine/MidiNoteNode.h deleted file mode 100644 index bf302144..00000000 --- a/src/engine/MidiNoteNode.h +++ /dev/null @@ -1,87 +0,0 @@ -/* 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 MIDINOTENODE_H -#define MIDINOTENODE_H - -#include -#include "InternalNode.h" -#include "util/types.h" - -using std::string; - -namespace Om { - -class MidiMessage; -template class InputPort; -template class OutputPort; - - -/** MIDI note input node. - * - * For pitched instruments like keyboard, etc. - * - * \ingroup engine - */ -class MidiNoteNode : public InternalNode -{ -public: - MidiNoteNode(const string& path, size_t poly, Patch* parent, samplerate srate, size_t buffer_size); - ~MidiNoteNode(); - - void run(size_t nframes); - - void note_on(uchar note_num, uchar velocity, samplecount offset); - void note_off(uchar note_num, samplecount offset); - void all_notes_off(samplecount offset); - - void sustain_on(); - void sustain_off(samplecount offset); - -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; size_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(size_t voice, samplecount offset); - - Voice* m_voices; - Key m_keys[128]; - bool m_sustain; ///< Whether or not hold pedal is depressed - - InputPort* m_midi_in_port; - OutputPort* m_freq_port; - OutputPort* m_vel_port; - OutputPort* m_gate_port; - OutputPort* m_trig_port; -}; - - -} // namespace Om - -#endif // MIDINOTENODE_H -- cgit v1.2.1