41 |
Event CreateEvent(); |
Event CreateEvent(); |
42 |
protected: |
protected: |
43 |
typedef uint32_t time_stamp_t; ///< We read the processor's cycle count register as a reference for the real time. These are of course only abstract values with arbitrary time entity, but that's not a problem as we calculate relatively. |
typedef uint32_t time_stamp_t; ///< We read the processor's cycle count register as a reference for the real time. These are of course only abstract values with arbitrary time entity, but that's not a problem as we calculate relatively. |
44 |
inline uint ToFragmentPos(time_stamp_t TimeStamp) { |
inline int32_t ToFragmentPos(time_stamp_t TimeStamp) { |
45 |
return uint ((TimeStamp - FragmentTime.begin) * FragmentTime.sample_ratio); |
return int32_t (int32_t(TimeStamp - FragmentTime.begin) * FragmentTime.sample_ratio); |
46 |
} |
} |
47 |
friend class Event; |
friend class Event; |
48 |
private: |
private: |
83 |
destination_count ///< Total number of modulation destinations (this has to stay the last element in the enum) |
destination_count ///< Total number of modulation destinations (this has to stay the last element in the enum) |
84 |
}; |
}; |
85 |
union { |
union { |
86 |
uint8_t Key; ///< MIDI key number for note-on and note-off events. |
/// Note-on and note-off event specifics |
87 |
uint8_t Controller; ///< MIDI controller number for control change events. |
struct _Note { |
88 |
}; |
uint8_t Key; ///< MIDI key number of note-on / note-off event. |
89 |
union { |
uint8_t Velocity; ///< Trigger or release velocity of note-on / note-off event. |
90 |
uint8_t Velocity; ///< Trigger or release velocity for note-on or note-off events. |
int8_t Layer; ///< Layer index (usually only used if a note-on event has to be postponed, e.g. due to shortage of free voices). |
91 |
uint8_t Value; ///< Value for control change events. |
int8_t ReleaseTrigger; ///< If new voice should be a release triggered voice (actually boolean field and usually only used if a note-on event has to be postponed, e.g. due to shortage of free voices). |
92 |
}; |
} Note; |
93 |
union { |
/// Control change event specifics |
94 |
int16_t Pitch; ///< Pitch value for pitchbend events. |
struct _CC { |
95 |
uint Size; ///< Data length (in bytes) for MIDI system exclusive messages. |
uint8_t Controller; ///< MIDI controller number of control change event. |
96 |
}; |
uint8_t Value; ///< Controller Value of control change event. |
97 |
|
} CC; |
98 |
|
/// Pitchbend event specifics |
99 |
|
struct _Pitch { |
100 |
|
int16_t Pitch; ///< Pitch value of pitchbend event. |
101 |
|
} Pitch; |
102 |
|
/// MIDI system exclusive event specifics |
103 |
|
struct _Sysex { |
104 |
|
uint Size; ///< Data length (in bytes) of MIDI system exclusive message. |
105 |
|
} Sysex; |
106 |
|
} Param; |
107 |
|
|
108 |
inline uint FragmentPos() { |
inline int32_t FragmentPos() { |
109 |
if (iFragmentPos >= 0) return (uint) iFragmentPos; |
if (iFragmentPos >= 0) return iFragmentPos; |
110 |
return (uint) (iFragmentPos = pEventGenerator->ToFragmentPos(TimeStamp)); |
iFragmentPos = pEventGenerator->ToFragmentPos(TimeStamp); |
111 |
|
if (iFragmentPos < 0) iFragmentPos = 0; // if event arrived shortly before the beginning of current fragment |
112 |
|
return iFragmentPos; |
113 |
|
} |
114 |
|
inline void ResetFragmentPos() { |
115 |
|
iFragmentPos = -1; |
116 |
} |
} |
117 |
protected: |
protected: |
118 |
typedef EventGenerator::time_stamp_t time_stamp_t; |
typedef EventGenerator::time_stamp_t time_stamp_t; |
121 |
private: |
private: |
122 |
EventGenerator* pEventGenerator; ///< Creator of the event. |
EventGenerator* pEventGenerator; ///< Creator of the event. |
123 |
time_stamp_t TimeStamp; ///< Time stamp of the event's occurence. |
time_stamp_t TimeStamp; ///< Time stamp of the event's occurence. |
124 |
int iFragmentPos; ///< Position in the current fragment this event refers to. |
int32_t iFragmentPos; ///< Position in the current fragment this event refers to. |
125 |
}; |
}; |
126 |
|
|
127 |
} // namespace LinuxSampler |
} // namespace LinuxSampler |