ardour/livetrax
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livetrax/libs/ardour/mode.cc

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/*
Copyright (C) 1999-2016 Paul Davis
This program 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.
This program 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 more 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "ardour/mode.h"
MusicalMode::MusicalMode (MusicalMode::Type t)
{
fill (*this, t);
}
MusicalMode::~MusicalMode()
{
}
void
MusicalMode::fill (MusicalMode& m, MusicalMode::Type t)
{
m.steps.clear ();
/* scales/modes as distances from root, expressed
in fractional whole tones.
*/
switch (t) {
case Dorian:
m.steps.push_back (1.0);
m.steps.push_back (1.5);
m.steps.push_back (2.0);
m.steps.push_back (3.0);
m.steps.push_back (4.0);
m.steps.push_back (4.5);
m.steps.push_back (5.5);
break;
case IonianMajor:
m.steps.push_back (1.0);
m.steps.push_back (2.0);
m.steps.push_back (2.5);
m.steps.push_back (3.5);
m.steps.push_back (4.5);
m.steps.push_back (5.5);
break;
case AeolianMinor:
m.steps.push_back (1.0);
m.steps.push_back (1.5);
m.steps.push_back (2.5);
m.steps.push_back (3.5);
m.steps.push_back (4.0);
m.steps.push_back (5.0);
break;
case HarmonicMinor:
m.steps.push_back (1.0);
m.steps.push_back (1.5);
m.steps.push_back (2.5);
m.steps.push_back (3.5);
m.steps.push_back (5.0);
m.steps.push_back (5.5);
break;
case BluesScale:
m.steps.push_back (1.0);
m.steps.push_back (1.5);
m.steps.push_back (2.5);
m.steps.push_back (3);
m.steps.push_back (3.5);
m.steps.push_back (4.5);
m.steps.push_back (5.0);
m.steps.push_back (5.5);
break;
case MelodicMinorAscending:
m.steps.push_back (1.0);
m.steps.push_back (1.5);
m.steps.push_back (2.5);
m.steps.push_back (3.5);
m.steps.push_back (4.5);
m.steps.push_back (5.5);
break;
case MelodicMinorDescending:
m.steps.push_back (1.0);
m.steps.push_back (2.0);
m.steps.push_back (2.5);
m.steps.push_back (3.5);
m.steps.push_back (4.5);
m.steps.push_back (5.0);
break;
case Phrygian:
m.steps.push_back (0.5);
m.steps.push_back (1.5);
m.steps.push_back (2.5);
m.steps.push_back (3.5);
m.steps.push_back (4.0);
m.steps.push_back (5.0);
break;
case Lydian:
m.steps.push_back (1.0);
m.steps.push_back (2.0);
m.steps.push_back (3.0);
m.steps.push_back (3.5);
m.steps.push_back (4.5);
m.steps.push_back (5.5);
break;
case Mixolydian:
m.steps.push_back (1.0);
m.steps.push_back (2.0);
m.steps.push_back (2.5);
m.steps.push_back (3.5);
m.steps.push_back (4.5);
m.steps.push_back (5.0);
break;
case Locrian:
m.steps.push_back (0.5);
m.steps.push_back (1.5);
m.steps.push_back (2.0);
m.steps.push_back (3.0);
m.steps.push_back (4.0);
m.steps.push_back (5.0);
break;
case PentatonicMajor:
m.steps.push_back (1.0);
m.steps.push_back (2.0);
m.steps.push_back (2.5);
m.steps.push_back (3.5);
break;
case PentatonicMinor:
m.steps.push_back (1.5);
m.steps.push_back (2.5);
m.steps.push_back (3.5);
m.steps.push_back (5.0);
break;
case Chromatic:
m.steps.push_back (0.5);
m.steps.push_back (1.0);
m.steps.push_back (1.5);
m.steps.push_back (2.0);
m.steps.push_back (2.5);
m.steps.push_back (3.0);
m.steps.push_back (3.5);
m.steps.push_back (4.0);
m.steps.push_back (4.5);
m.steps.push_back (5.0);
m.steps.push_back (5.5);
break;
case NeapolitanMinor:
m.steps.push_back (0.5);
m.steps.push_back (1.5);
m.steps.push_back (2.5);
m.steps.push_back (2.5);
m.steps.push_back (4.0);
m.steps.push_back (5.5);
break;
case NeapolitanMajor:
m.steps.push_back (0.5);
m.steps.push_back (1.5);
m.steps.push_back (2.5);
m.steps.push_back (3.5);
m.steps.push_back (4.5);
m.steps.push_back (5.5);
break;
case Oriental:
m.steps.push_back (0.5);
m.steps.push_back (2.0);
m.steps.push_back (2.5);
m.steps.push_back (3.0);
m.steps.push_back (4.5);
m.steps.push_back (5.0);
break;
case DoubleHarmonic:
m.steps.push_back (0.5);
m.steps.push_back (2.0);
m.steps.push_back (2.5);
m.steps.push_back (3.5);
m.steps.push_back (4.0);
m.steps.push_back (5.5);
break;
case Enigmatic:
m.steps.push_back (0.5);
m.steps.push_back (2.0);
m.steps.push_back (3.0);
m.steps.push_back (4.0);
m.steps.push_back (5.0);
m.steps.push_back (5.5);
break;
case Hirajoshi:
m.steps.push_back (1.0);
m.steps.push_back (1.5);
m.steps.push_back (3.5);
m.steps.push_back (4.0);
break;
case HungarianMinor:
m.steps.push_back (1.0);
m.steps.push_back (1.5);
m.steps.push_back (3.0);
m.steps.push_back (3.5);
m.steps.push_back (4.0);
m.steps.push_back (5.5);
break;
case HungarianMajor:
m.steps.push_back (1.0);
m.steps.push_back (2.0);
m.steps.push_back (3.0);
m.steps.push_back (3.5);
m.steps.push_back (4.0);
m.steps.push_back (5.0);
break;
case Kumoi:
m.steps.push_back (0.5);
m.steps.push_back (2.5);
m.steps.push_back (3.5);
m.steps.push_back (4.0);
break;
case Iwato:
m.steps.push_back (0.5);
m.steps.push_back (2.5);
m.steps.push_back (3.0);
m.steps.push_back (5.0);
break;
case Hindu:
m.steps.push_back (1.0);
m.steps.push_back (2.0);
m.steps.push_back (2.5);
m.steps.push_back (3.5);
m.steps.push_back (4.0);
m.steps.push_back (5.0);
break;
case Spanish8Tone:
m.steps.push_back (0.5);
m.steps.push_back (1.5);
m.steps.push_back (2.0);
m.steps.push_back (2.5);
m.steps.push_back (3.0);
m.steps.push_back (4.0);
m.steps.push_back (5.0);
break;
case Pelog:
m.steps.push_back (0.5);
m.steps.push_back (1.5);
m.steps.push_back (3.5);
m.steps.push_back (5.0);
break;
case HungarianGypsy:
m.steps.push_back (1.0);
m.steps.push_back (1.5);
m.steps.push_back (3.0);
m.steps.push_back (3.5);
m.steps.push_back (4.0);
m.steps.push_back (5.0);
break;
case Overtone:
m.steps.push_back (1.0);
m.steps.push_back (2.0);
m.steps.push_back (3.0);
m.steps.push_back (3.5);
m.steps.push_back (4.5);
m.steps.push_back (5.0);
break;
case LeadingWholeTone:
m.steps.push_back (1.0);
m.steps.push_back (2.0);
m.steps.push_back (3.0);
m.steps.push_back (4.0);
m.steps.push_back (5.0);
m.steps.push_back (5.5);
break;
case Arabian:
m.steps.push_back (1.0);
m.steps.push_back (2.0);
m.steps.push_back (2.5);
m.steps.push_back (3.0);
m.steps.push_back (4.0);
m.steps.push_back (5.0);
break;
case Balinese:
m.steps.push_back (0.5);
m.steps.push_back (1.5);
m.steps.push_back (3.5);
m.steps.push_back (4.0);
break;
case Gypsy:
m.steps.push_back (0.5);
m.steps.push_back (2.0);
m.steps.push_back (2.5);
m.steps.push_back (3.5);
m.steps.push_back (4.0);
m.steps.push_back (5.5);
break;
case Mohammedan:
m.steps.push_back (1.0);
m.steps.push_back (1.5);
m.steps.push_back (2.5);
m.steps.push_back (3.5);
m.steps.push_back (4.0);
m.steps.push_back (5.5);
break;
case Javanese:
m.steps.push_back (0.5);
m.steps.push_back (1.5);
m.steps.push_back (2.5);
m.steps.push_back (3.5);
m.steps.push_back (4.5);
m.steps.push_back (5.0);
break;
case Persian:
m.steps.push_back (0.5);
m.steps.push_back (2.0);
m.steps.push_back (2.5);
m.steps.push_back (3.0);
m.steps.push_back (4.0);
m.steps.push_back (5.5);
break;
case Algerian:
m.steps.push_back (1.0);
m.steps.push_back (1.5);
m.steps.push_back (3.0);
m.steps.push_back (3.5);
m.steps.push_back (4.0);
m.steps.push_back (5.5);
m.steps.push_back (6.0);
m.steps.push_back (7.0);
m.steps.push_back (7.5);
m.steps.push_back (8.5);
break;
}
}
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