Line data Source code
1 : /*
2 : * SPDX-License-Identifier: GPL-3.0-only
3 : * MuseScore-Studio-CLA-applies
4 : *
5 : * MuseScore Studio
6 : * Music Composition & Notation
7 : *
8 : * Copyright (C) 2021 MuseScore Limited and others
9 : *
10 : * This program is free software: you can redistribute it and/or modify
11 : * it under the terms of the GNU General Public License version 3 as
12 : * published by the Free Software Foundation.
13 : *
14 : * This program is distributed in the hope that it will be useful,
15 : * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 : * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 : * GNU General Public License for more details.
18 : *
19 : * You should have received a copy of the GNU General Public License
20 : * along with this program. If not, see <https://www.gnu.org/licenses/>.
21 : */
22 :
23 : #pragma once
24 :
25 : #include "mpe/mpetypes.h"
26 :
27 : #include "engraving/dom/pitchspelling.h"
28 :
29 : namespace mu::engraving {
30 1574 : inline muse::mpe::PitchClass pitchClassFromTpc(const int tpc)
31 : {
32 1574 : switch (tpc) {
33 : // C
34 268 : case TPC_D_BB:
35 : case TPC_C:
36 : case TPC_B_S:
37 : case TPC_A_SSS:
38 268 : return muse::mpe::PitchClass::C;
39 72 : case TPC_E_BBB:
40 : case TPC_D_B:
41 : case TPC_C_S:
42 : case TPC_B_SS:
43 72 : return muse::mpe::PitchClass::C_sharp;
44 :
45 : // D
46 92 : case TPC_F_BBB:
47 : case TPC_E_BB:
48 : case TPC_D:
49 : case TPC_C_SS:
50 : case TPC_B_SSS:
51 92 : return muse::mpe::PitchClass::D;
52 32 : case TPC_F_BB:
53 : case TPC_E_B:
54 : case TPC_D_S:
55 : case TPC_C_SSS:
56 32 : return muse::mpe::PitchClass::D_sharp;
57 :
58 : // E
59 100 : case TPC_G_BBB:
60 : case TPC_F_B:
61 : case TPC_E:
62 : case TPC_D_SS:
63 100 : return muse::mpe::PitchClass::E;
64 :
65 : // F
66 663 : case TPC_G_BB:
67 : case TPC_F:
68 : case TPC_E_S:
69 : case TPC_D_SSS:
70 663 : return muse::mpe::PitchClass::F;
71 1 : case TPC_A_BBB:
72 : case TPC_G_B:
73 : case TPC_F_S:
74 : case TPC_E_SS:
75 1 : return muse::mpe::PitchClass::F_sharp;
76 :
77 : // G
78 89 : case TPC_A_BB:
79 : case TPC_G:
80 : case TPC_F_SS:
81 : case TPC_E_SSS:
82 89 : return muse::mpe::PitchClass::G;
83 0 : case TPC_B_BBB:
84 : case TPC_A_B:
85 : case TPC_G_S:
86 : case TPC_F_SSS:
87 0 : return muse::mpe::PitchClass::G_sharp;
88 :
89 : // A
90 184 : case TPC_C_BBB:
91 : case TPC_B_BB:
92 : case TPC_A:
93 : case TPC_G_SS:
94 184 : return muse::mpe::PitchClass::A;
95 8 : case TPC_C_BB:
96 : case TPC_B_B:
97 : case TPC_A_S:
98 : case TPC_G_SSS:
99 8 : return muse::mpe::PitchClass::A_sharp;
100 :
101 : // B
102 65 : case TPC_D_BBB:
103 : case TPC_C_B:
104 : case TPC_B:
105 : case TPC_A_SS:
106 65 : return muse::mpe::PitchClass::B;
107 :
108 0 : default:
109 0 : return muse::mpe::PitchClass::Undefined;
110 : }
111 : }
112 :
113 1574 : inline muse::mpe::octave_t actualOctave(const int nominalOctave, const muse::mpe::PitchClass nominalPitchClass,
114 : const AccidentalVal accidental)
115 : {
116 1574 : int shift = static_cast<int>(nominalPitchClass) - static_cast<int>(accidental);
117 :
118 1574 : constexpr int lowerBound = 0;
119 1574 : constexpr int upperBound = muse::mpe::STEPS_PER_OCTAVE - 1;
120 :
121 1574 : if (shift < lowerBound) {
122 2 : return static_cast<muse::mpe::octave_t>(nominalOctave + 1);
123 : }
124 :
125 1572 : if (shift > upperBound) {
126 0 : return static_cast<muse::mpe::octave_t>(nominalOctave - 1);
127 : }
128 :
129 1572 : return static_cast<muse::mpe::octave_t>(nominalOctave);
130 : }
131 :
132 1558 : inline muse::mpe::pitch_level_t notePitchLevel(const int noteTpc, const int noteOctave, const double tuningCents = 0.0)
133 : {
134 1558 : muse::mpe::PitchClass pitchClass = pitchClassFromTpc(noteTpc);
135 :
136 1558 : double tuningFactor = tuningCents / 100.0;
137 :
138 1558 : muse::mpe::pitch_level_t result = muse::mpe::pitchLevel(pitchClass, actualOctave(noteOctave, pitchClass, tpc2alter(noteTpc)));
139 1558 : result += tuningFactor * muse::mpe::PITCH_LEVEL_STEP;
140 :
141 1558 : return result;
142 : }
143 : }
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