1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
|
/*
* MIDIEvents.cpp
* --------------
* Purpose: MIDI event handling, event lists, ...
* Notes : (currently none)
* Authors: OpenMPT Devs
* The OpenMPT source code is released under the BSD license. Read LICENSE for more details.
*/
#include "stdafx.h"
#include "MIDIEvents.h"
OPENMPT_NAMESPACE_BEGIN
namespace MIDIEvents
{
// Build a generic MIDI event
uint32 Event(EventType eventType, uint8 midiChannel, uint8 dataByte1, uint8 dataByte2)
{
return (eventType << 4) | (midiChannel & 0x0F) | (dataByte1 << 8) | (dataByte2 << 16);
}
// Build a MIDI CC event
uint32 CC(MidiCC midiCC, uint8 midiChannel, uint8 param)
{
return Event(evControllerChange, midiChannel, static_cast<uint8>(midiCC), param);
}
// Build a MIDI Pitchbend event
uint32 PitchBend(uint8 midiChannel, uint16 bendAmount)
{
return Event(evPitchBend, midiChannel, static_cast<uint8>(bendAmount & 0x7F), static_cast<uint8>(bendAmount >> 7));
}
// Build a MIDI Program Change event
uint32 ProgramChange(uint8 midiChannel, uint8 program)
{
return Event(evProgramChange, midiChannel, program, 0);
}
// Build a MIDI Note Off event
uint32 NoteOff(uint8 midiChannel, uint8 note, uint8 velocity)
{
return Event(evNoteOff, midiChannel, note, velocity);
}
// Build a MIDI Note On event
uint32 NoteOn(uint8 midiChannel, uint8 note, uint8 velocity)
{
return Event(evNoteOn, midiChannel, note, velocity);
}
// Build a MIDI System Event
uint8 System(SystemEvent eventType)
{
return static_cast<uint8>((evSystem << 4) | eventType);
}
// Build a MIDI Song Position Event
uint32 SongPosition(uint16 quarterNotes)
{
return Event(evSystem, sysPositionPointer, static_cast<uint8>(quarterNotes & 0x7F), static_cast<uint8>((quarterNotes >> 7) & 0x7F));
}
// Get MIDI channel from a MIDI event
uint8 GetChannelFromEvent(uint32 midiMsg)
{
return static_cast<uint8>((midiMsg & 0xF));
}
// Get MIDI Event type from a MIDI event
EventType GetTypeFromEvent(uint32 midiMsg)
{
return static_cast<EventType>(((midiMsg >> 4) & 0xF));
}
// Get first data byte from a MIDI event
uint8 GetDataByte1FromEvent(uint32 midiMsg)
{
return static_cast<uint8>(((midiMsg >> 8) & 0xFF));
}
// Get second data byte from a MIDI event
uint8 GetDataByte2FromEvent(uint32 midiMsg)
{
return static_cast<uint8>(((midiMsg >> 16) & 0xFF));
}
// Get the length of a MIDI event in bytes
uint8 GetEventLength(uint8 firstByte)
{
uint8 msgSize = 3;
switch(firstByte & 0xF0)
{
case 0xC0:
case 0xD0:
msgSize = 2;
break;
case 0xF0:
switch(firstByte)
{
case 0xF1:
case 0xF3:
msgSize = 2;
break;
case 0xF2:
msgSize = 3;
break;
default:
msgSize = 1;
break;
}
break;
}
return msgSize;
}
// MIDI CC Names
const char* const MidiCCNames[MIDICC_end + 1] =
{
"BankSelect [Coarse]", //0
"ModulationWheel [Coarse]", //1
"Breathcontroller [Coarse]", //2
"", //3
"FootPedal [Coarse]", //4
"PortamentoTime [Coarse]", //5
"DataEntry [Coarse]", //6
"Volume [Coarse]", //7
"Balance [Coarse]", //8
"", //9
"Panposition [Coarse]", //10
"Expression [Coarse]", //11
"EffectControl1 [Coarse]", //12
"EffectControl2 [Coarse]", //13
"", //14
"", //15
"GeneralPurposeSlider1", //16
"GeneralPurposeSlider2", //17
"GeneralPurposeSlider3", //18
"GeneralPurposeSlider4", //19
"", //20
"", //21
"", //22
"", //23
"", //24
"", //25
"", //26
"", //27
"", //28
"", //29
"", //30
"", //31
"BankSelect [Fine]", //32
"ModulationWheel [Fine]", //33
"Breathcontroller [Fine]", //34
"", //35
"FootPedal [Fine]", //36
"PortamentoTime [Fine]", //37
"DataEntry [Fine]", //38
"Volume [Fine]", //39
"Balance [Fine]", //40
"", //41
"Panposition [Fine]", //42
"Expression [Fine]", //43
"EffectControl1 [Fine]", //44
"EffectControl2 [Fine]", //45
"", //46
"", //47
"", //48
"", //49
"", //50
"", //51
"", //52
"", //53
"", //54
"", //55
"", //56
"", //57
"", //58
"", //59
"", //60
"", //61
"", //62
"", //63
"HoldPedal [OnOff]", //64
"Portamento [OnOff]", //65
"SustenutoPedal [OnOff]", //66
"SoftPedal [OnOff]", //67
"LegatoPedal [OnOff]", //68
"Hold2Pedal [OnOff]", //69
"SoundVariation", //70
"SoundTimbre", //71
"SoundReleaseTime", //72
"SoundAttackTime", //73
"SoundBrightness", //74
"SoundControl6", //75
"SoundControl7", //76
"SoundControl8", //77
"SoundControl9", //78
"SoundControl10", //79
"GeneralPurposeButton1 [OnOff]",//80
"GeneralPurposeButton2 [OnOff]",//81
"GeneralPurposeButton3 [OnOff]",//82
"GeneralPurposeButton4 [OnOff]",//83
"", //84
"", //85
"", //86
"", //87
"", //88
"", //89
"", //90
"EffectsLevel", //91
"TremoloLevel", //92
"ChorusLevel", //93
"CelesteLevel", //94
"PhaserLevel", //95
"DataButtonIncrement", //96
"DataButtonDecrement", //97
"NonRegisteredParameter [Fine]",//98
"NonRegisteredParameter [Coarse]",//99
"RegisteredParameter [Fine]", //100
"RegisteredParameter [Coarse]", //101
"", //102
"", //103
"", //104
"", //105
"", //106
"", //107
"", //108
"", //109
"", //110
"", //111
"", //112
"", //113
"", //114
"", //115
"", //116
"", //117
"", //118
"", //119
"AllSoundOff", //120
"AllControllersOff", //121
"LocalKeyboard [OnOff]", //122
"AllNotesOff", //123
"OmniModeOff", //124
"OmniModeOn", //125
"MonoOperation", //126
"PolyOperation", //127
};
} // End namespace
OPENMPT_NAMESPACE_END
|
