1 /* 2 * Copyright (C) 2018-2020 Rerrah 3 * 4 * Permission is hereby granted, free of charge, to any person 5 * obtaining a copy of this software and associated documentation 6 * files (the "Software"), to deal in the Software without 7 * restriction, including without limitation the rights to use, 8 * copy, modify, merge, publish, distribute, sublicense, and/or sell 9 * copies of the Software, and to permit persons to whom the 10 * Software is furnished to do so, subject to the following 11 * conditions: 12 * 13 * The above copyright notice and this permission notice shall be 14 * included in all copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 17 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES 18 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 19 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT 20 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, 21 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 22 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 23 * OTHER DEALINGS IN THE SOFTWARE. 24 */ 25 26 #pragma once 27 28 #include <vector> 29 #include <deque> 30 #include <unordered_map> 31 #include "enum_hash.hpp" 32 #include "misc.hpp" 33 34 35 struct JamKeyData; 36 enum class JamKey; 37 38 39 class JamManager 40 { 41 public: 42 JamManager(); 43 bool toggleJamMode(); 44 bool isJamMode() const; 45 void polyphonic(bool flag); 46 std::vector<JamKeyData> keyOn(JamKey key, int channel, SoundSource source, int keyNum); 47 JamKeyData keyOff(JamKey key, int keyNum); 48 49 static Note jamKeyToNote(JamKey& key); 50 static JamKey noteToJamKey(Note& note); 51 static int calcOctave(int baseOctave, JamKey& key); 52 53 void clear(); 54 55 private: 56 bool isJamMode_; 57 bool isPoly_; 58 std::vector<JamKeyData> keyOnTable_; 59 std::unordered_map<SoundSource, std::deque<int>> unusedCh_; 60 }; 61 62 63 struct JamKeyData 64 { 65 JamKey key; 66 int channelInSource; 67 SoundSource source; 68 int keyNum; 69 }; 70 71 72 enum class JamKey 73 { 74 LowC, LowCS, LowD, LowDS, LowE, LowF, LowFS, LowG, 75 LowGS, LowA, LowAS, LowB, LowC2, LowCS2, LowD2, 76 HighC, HighCS, HighD, HighDS, HighE, HighF, HighFS, HighG, 77 HighGS, HighA, HighAS, HighB, HighC2, HighCS2, HighD2, MidiKey 78 }; 79