1 |
/*************************************************************************** |
2 |
* * |
3 |
* LinuxSampler - modular, streaming capable sampler * |
4 |
* * |
5 |
* Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck * |
6 |
* Copyright (C) 2005 Christian Schoenebeck * |
7 |
* * |
8 |
* This program is free software; you can redistribute it and/or modify * |
9 |
* it under the terms of the GNU General Public License as published by * |
10 |
* the Free Software Foundation; either version 2 of the License, or * |
11 |
* (at your option) any later version. * |
12 |
* * |
13 |
* This program is distributed in the hope that it will be useful, * |
14 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of * |
15 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
16 |
* GNU General Public License for more details. * |
17 |
* * |
18 |
* You should have received a copy of the GNU General Public License * |
19 |
* along with this program; if not, write to the Free Software * |
20 |
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, * |
21 |
* MA 02111-1307 USA * |
22 |
***************************************************************************/ |
23 |
|
24 |
#ifndef __LS_GIG_ENGINEGLOBALS_H__ |
25 |
#define __LS_GIG_ENGINEGLOBALS_H__ |
26 |
|
27 |
#include "Voice.h" |
28 |
#include "../common/Event.h" |
29 |
|
30 |
namespace LinuxSampler { namespace gig { |
31 |
|
32 |
class Voice; |
33 |
|
34 |
/** @brief Voice Stealing Algorithms |
35 |
* |
36 |
* Enumeration of all possible voice stealing algorithms. |
37 |
*/ |
38 |
enum voice_steal_algo_t { |
39 |
voice_steal_algo_none, ///< Voice stealing disabled. |
40 |
voice_steal_algo_oldestvoiceonkey, ///< Try to kill the oldest voice from same key where the new voice should be spawned. |
41 |
voice_steal_algo_oldestkey ///< Try to kill the oldest voice from the oldest active key. |
42 |
}; |
43 |
|
44 |
/** @brief MIDI key runtime informations |
45 |
* |
46 |
* Reflects runtime informations for one MIDI key. |
47 |
*/ |
48 |
struct midi_key_info_t { |
49 |
RTList<Voice>* pActiveVoices; ///< Contains the active voices associated with the MIDI key. |
50 |
bool KeyPressed; ///< Is true if the respective MIDI key is currently pressed. |
51 |
bool Active; ///< If the key contains active voices. |
52 |
bool ReleaseTrigger; ///< If we have to launch release triggered voice(s) when the key is released |
53 |
Pool<uint>::Iterator itSelf; ///< hack to allow fast deallocation of the key from the list of active keys |
54 |
RTList<Event>* pEvents; ///< Key specific events (only Note-on, Note-off and sustain pedal currently) |
55 |
int VoiceTheftsQueued; ///< Amount of voices postponed due to shortage of voices. |
56 |
uint8_t RoundRobinIndex; ///< For the round robin dimension: current articulation for this key, will be incremented for each note on |
57 |
uint8_t Velocity; ///< Latest Note-on velocity for this key |
58 |
unsigned long NoteOnTime; ///< Time for latest Note-on event for this key |
59 |
}; |
60 |
|
61 |
}} // namespace LinuxSampler::gig |
62 |
|
63 |
#endif // __LS_GIG_ENGINEGLOBALS_H__ |