/[svn]/linuxsampler/trunk/src/engines/common/Note.h
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revision 2931 by schoenebeck, Sat Jul 9 14:38:33 2016 UTC revision 2962 by schoenebeck, Sun Jul 17 17:54:04 2016 UTC
# Line 28  namespace LinuxSampler { Line 28  namespace LinuxSampler {
28          RTList<note_id_t>* pChildNotes; ///< Note ID list of "child" notes of this note. These are special notes that must be released once this note gets released.          RTList<note_id_t>* pChildNotes; ///< Note ID list of "child" notes of this note. These are special notes that must be released once this note gets released.
29          Event cause; ///< Copy of the original event (usually a note-on event) which caused this note.          Event cause; ///< Copy of the original event (usually a note-on event) which caused this note.
30          event_id_t eventID; ///< Unique ID of the actual original @c Event which caused this note.          event_id_t eventID; ///< Unique ID of the actual original @c Event which caused this note.
31            sched_time_t triggerSchedTime; ///< Engine's scheduler time when this note was launched.
32          /// Optional synthesis parameters that might be overridden (by calling real-time instrument script functions like change_vol(), change_pitch(), etc.).          /// Optional synthesis parameters that might be overridden (by calling real-time instrument script functions like change_vol(), change_pitch(), etc.).
33          struct  _Override {          struct  _Override {
34              float Volume;       ///< as linear amplification ratio (1.0 being neutral)              float Volume;       ///< as linear amplification ratio (1.0 being neutral)
35              float Pitch;        ///< as linear frequency ratio (1.0 being neutral)              float Pitch;        ///< as linear frequency ratio (1.0 being neutral)
36              float Pan;          ///< between -1.0 (most left) and +1.0 (most right) and 0.0 being neutral.              float Pan;          ///< between -1.0 (most left) and +1.0 (most right) and 0.0 being neutral.
37              int64_t PanSources; ///< Might be used for calculating an average pan value in differential way: amount of times the Pan value had been changed and shall be calculated relatively upon.              int64_t PanSources; ///< Might be used for calculating an average pan value in differential way: amount of times the Pan value had been changed and shall be calculated relatively upon.
38                float Cutoff;       ///< between 0.0 and 1.0
39                float Resonance;    ///< between 0.0 and 1.0
40                float Attack;       ///< between 0.0 and 1.0
41                float Decay;        ///< between 0.0 and 1.0
42                float Release;      ///< between 0.0 and 1.0
43          } Override;          } Override;
44          /// Sampler format specific informations and variables.          /// Sampler format specific informations and variables.
45          union _Format {          union _Format {
# Line 49  namespace LinuxSampler { Line 55  namespace LinuxSampler {
55              Override.Pitch      = 1.f;              Override.Pitch      = 1.f;
56              Override.Pan        = 0.f;              Override.Pan        = 0.f;
57              Override.PanSources = 0;              Override.PanSources = 0;
58                Override.Cutoff     = 1.f;
59                Override.Resonance  = 1.f;
60                Override.Attack     = 1.f;
61                Override.Decay      = 1.f;
62                Override.Release    = 1.f;
63              Format = _Format();              Format = _Format();
64          }          }
65      };      };
66    
67      /**      /**
68       * Contains the voices caused by one specific note, as well as basic       * Contains the voices caused by one specific note, as well as basic
69       * informations about the note itself.       * informations about the note itself. You can see a Note object as one
70         * specific event in time where one or more voices were spawned at the same
71         * time and all those voices due to the same cause.
72         *
73         * For example when you press down and hold the sustain pedal, and then
74         * trigger the same note on the keyboard multiple times, for each key
75         * strokes a separate Note instance is created.
76         *
77         * If your instrument contains a real-time instrument script, then that
78         * script might also trigger additional voices programmatically (by
79         * calling the built-in script function play_note()). Each time the script
80         * calls play_note() a new Note instance is created and the script may then
81         * further control the voices of specific notes independently from each
82         * other. For example for each key stroke on your keyboard the instrument
83         * script might trigger 3 additional notes programmatically and assign a
84         * different tuning filter parameters for each one of the 3 notes
85         * independently.
86       */       */
87      template<class V>      template<class V>
88      class Note : public NoteBase {      class Note : public NoteBase {
# Line 87  namespace LinuxSampler { Line 114  namespace LinuxSampler {
114              Override.Pitch      = 1.f;              Override.Pitch      = 1.f;
115              Override.Pan        = 0.f;              Override.Pan        = 0.f;
116              Override.PanSources = 0;              Override.PanSources = 0;
117                Override.Cutoff     = 1.f;
118                Override.Resonance  = 1.f;
119                Override.Attack     = 1.f;
120                Override.Decay      = 1.f;
121                Override.Release    = 1.f;
122              Format = _Format();              Format = _Format();
123              if (pActiveVoices) {              if (pActiveVoices) {
124                  typename RTList<V>::Iterator itVoice = pActiveVoices->first();                  typename RTList<V>::Iterator itVoice = pActiveVoices->first();
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