diff options
Diffstat (limited to 'libs/appleutility/CoreAudio/AudioUnits/AUPublic/AUInstrumentBase/SynthNote.h')
| -rw-r--r-- | libs/appleutility/CoreAudio/AudioUnits/AUPublic/AUInstrumentBase/SynthNote.h | 38 |
1 files changed, 19 insertions, 19 deletions
diff --git a/libs/appleutility/CoreAudio/AudioUnits/AUPublic/AUInstrumentBase/SynthNote.h b/libs/appleutility/CoreAudio/AudioUnits/AUPublic/AUInstrumentBase/SynthNote.h index cec6377217..89179b14f4 100644 --- a/libs/appleutility/CoreAudio/AudioUnits/AUPublic/AUInstrumentBase/SynthNote.h +++ b/libs/appleutility/CoreAudio/AudioUnits/AUPublic/AUInstrumentBase/SynthNote.h @@ -2,14 +2,14 @@ File: SynthNote.h Abstract: Part of CoreAudio Utility Classes Version: 1.1 - + Disclaimer: IMPORTANT: This Apple software is supplied to you by Apple Inc. ("Apple") in consideration of your agreement to the following terms, and your use, installation, modification or redistribution of this Apple software constitutes acceptance of these terms. If you do not agree with these terms, please do not use, install, modify or redistribute this Apple software. - + In consideration of your agreement to abide by the following terms, and subject to these terms, Apple grants you a personal, non-exclusive license, under Apple's copyrights in this original Apple software (the @@ -25,13 +25,13 @@ implied, are granted by Apple herein, including but not limited to any patent rights that may be infringed by your derivative works or by other works in which the Apple Software may be incorporated. - + The Apple Software is provided by Apple on an "AS IS" basis. APPLE MAKES NO WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION THE IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS USE AND OPERATION ALONE OR IN COMBINATION WITH YOUR PRODUCTS. - + IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS @@ -40,9 +40,9 @@ AND WHETHER UNDER THEORY OF CONTRACT, TORT (INCLUDING NEGLIGENCE), STRICT LIABILITY OR OTHERWISE, EVEN IF APPLE HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - + Copyright (C) 2014 Apple Inc. All Rights Reserved. - + */ #ifndef __SynthNote__ #define __SynthNote__ @@ -84,7 +84,7 @@ enum SynthNoteState { end of note any state free soft voice stealing any state fast released hard voice stealing any state free - + soft voice stealing happens when there is a note on event and NumActiveNotes > MaxActiveNotes hard voice stealing happens when there is a note on event and NumActiveNotes == NumNotes (no free notes) voice stealing removes the quietest note in the highest numbered state that has sounding notes. @@ -108,20 +108,20 @@ struct SynthNote mVelocity(0.0f) { } - + virtual ~SynthNote() {} - + virtual void Reset(); //! Returns true if active note resulted from this call, otherwise false virtual bool AttackNote( SynthPartElement * inPart, SynthGroupElement * inGroup, - NoteInstanceID inNoteID, - UInt64 inAbsoluteSampleFrame, - UInt32 inOffsetSampleFrame, + NoteInstanceID inNoteID, + UInt64 inAbsoluteSampleFrame, + UInt32 inOffsetSampleFrame, const MusicDeviceNoteParams &inParams ); - + virtual OSStatus Render(UInt64 inAbsoluteSampleFrame, UInt32 inNumFrames, AudioBufferList** inBufferList, UInt32 inOutBusCount) = 0; //! Returns true if active note resulted from this call, otherwise false virtual bool Attack(const MusicDeviceNoteParams &inParams) = 0; @@ -134,7 +134,7 @@ struct SynthNote SynthGroupElement* GetGroup() const { return mGroup; } SynthPartElement* GetPart() const { return mPart; } - + AUInstrumentBase* GetAudioUnit() const; Float32 GetGlobalParameter(AudioUnitParameterID inParamID) const; @@ -143,7 +143,7 @@ struct SynthNote SynthNoteState GetState() const { return mState; } UInt8 GetMidiKey() const { return (UInt8) mPitch; } UInt8 GetMidiVelocity() const { return (UInt8) mVelocity; } - + Boolean IsSounding() const { return mState < kNumberOfSoundingNoteStates; } Boolean IsActive() const { return mState < kNumberOfActiveNoteStates; } UInt64 GetAbsoluteStartFrame() const { return mAbsoluteStartFrame; } @@ -155,7 +155,7 @@ struct SynthNote float GetPitchBend() const; double TuningA() const; - + Float32 GetPitch() const { return mPitch; } // returns raw pitch from MusicDeviceNoteParams virtual double Frequency(); // returns the frequency of note + pitch bend. virtual double SampleRate(); @@ -163,7 +163,7 @@ struct SynthNote // linked list pointers SynthNote *mPrev; SynthNote *mNext; - + friend class SynthGroupElement; friend struct SynthNoteList; protected: @@ -171,14 +171,14 @@ protected: private: SynthPartElement* mPart; SynthGroupElement* mGroup; - + NoteInstanceID mNoteID; SynthNoteState mState; UInt64 mAbsoluteStartFrame; SInt32 mRelativeStartFrame; SInt32 mRelativeReleaseFrame; SInt32 mRelativeKillFrame; - + Float32 mPitch; Float32 mVelocity; }; |