_ak_dynamic_sequence_8h

Wwise SDK 2024.1.0

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 released in source code form as part of the SDK installer package.
  
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 #ifndef _AK_SOUNDENGINE_AKDYNAMICSEQUENCE_H
 #define _AK_SOUNDENGINE_AKDYNAMICSEQUENCE_H
  
 #include <AK/SoundEngine/Common/AkSoundEngine.h>
 #include <AK/Tools/Common/AkArray.h>
  
 class AkExternalSourceArray;
  
 namespace AK
 {
     namespace SoundEngine
     {
         /// Dynamic Sequence namespace. Use the Dynamic Sequence API to play and sequence Dialogue Events dynamically, according to a set of rules and conditions. For more information, refer to \ref integrating_elements_dynamicdialogue and <a href="https://www.audiokinetic.com/library/edge/?source=Help&id=understanding_dynamic_dialogue_system" target="_blank">Understanding the Dynamic Dialogue System</a>.
         /// \remarks The functions in this namespace are thread-safe, unless stated otherwise.
         namespace DynamicSequence
         {
             /// Playlist Item for Dynamic Sequence Playlist.
             /// \sa
             /// - AK::SoundEngine::DynamicSequence::Playlist
             /// - AK::SoundEngine::PostEvent
             /// - \ref integrating_external_sources
             class PlaylistItem
             {
             public:
                 PlaylistItem();
                 PlaylistItem(const PlaylistItem& in_rCopy);
                 ~PlaylistItem();
  
                 PlaylistItem& operator=(const PlaylistItem& in_rCopy);
                 bool operator==(const PlaylistItem& in_rCopy)
                 {
                     AKASSERT(pExternalSrcs == NULL);
                     return audioNodeID == in_rCopy.audioNodeID && 
                         msDelay == in_rCopy.msDelay && 
                         pCustomInfo == in_rCopy.pCustomInfo;
                 };
  
                 /// Sets the external sources used by this item.
                 /// \sa 
                 /// \ref integrating_external_sources
                 AKRESULT SetExternalSources(AkUInt32 in_nExternalSrc, AkExternalSourceInfo* in_pExternalSrc);
  
                 /// Get the external source array.  Internal use only.
                 AkExternalSourceArray* GetExternalSources(){return pExternalSrcs;}
  
                 AkUniqueID audioNodeID; ///< Unique ID of Audio Node
                 AkTimeMs   msDelay;     ///< Delay before playing this item, in milliseconds
                 void *     pCustomInfo; ///< Optional user data
  
             private:
                 AkExternalSourceArray *pExternalSrcs;
             };
  
             /// List of items to play in a Dynamic Sequence.
             /// \sa
             /// - AK::SoundEngine::DynamicSequence::LockPlaylist
             /// - AK::SoundEngine::DynamicSequence::UnlockPlaylist
             class Playlist
                 : public AkArray<PlaylistItem, const PlaylistItem&>
             {
             public:
                 /// Enqueue an Audio Node.
                 /// \return AK_Success if successful, AK_Fail otherwise
                 AkForceInline AKRESULT Enqueue( 
                     AkUniqueID in_audioNodeID,      ///< Unique ID of Audio Node
                     AkTimeMs in_msDelay = 0,        ///< Delay before playing this item, in milliseconds
                     void * in_pCustomInfo = NULL,   ///< Optional user data
                     AkUInt32 in_cExternals = 0,                 ///< Optional count of external source structures
                     AkExternalSourceInfo *in_pExternalSources = NULL///< Optional array of external source resolution information
                     )
                 {
                     PlaylistItem * pItem = AddLast();
                     if ( !pItem )
                         return AK_InsufficientMemory;
  
                     pItem->audioNodeID = in_audioNodeID;
                     pItem->msDelay = in_msDelay;
                     pItem->pCustomInfo = in_pCustomInfo;
                     return pItem->SetExternalSources(in_cExternals, in_pExternalSources);
                 }
             };
  
             /// The DynamicSequenceType is specified when creating a new dynamic sequence.\n
             /// \n
             /// The default option is DynamicSequenceType_SampleAccurate. \n
             /// \n
             /// In sample accurate mode, when a dynamic sequence item finishes playing and there is another item\n
             /// pending in its playlist, the next sound will be stitched to the end of the ending sound. In this \n
             /// mode, if there are one or more pending items in the playlist while the dynamic sequence is playing,\n 
             /// or if something is added to the playlist during the playback, the dynamic sequence\n
             /// can remove the next item to be played from the playlist and prepare it for sample accurate playback before\n 
             /// the first sound is finished playing. This mechanism helps keep sounds sample accurate, but then\n
             /// you might not be able to remove that next item from the playlist if required.\n
             /// \n
             /// If your game requires the capability of removing the next to be played item from the\n
             /// playlist at any time, then you should use the DynamicSequenceType_NormalTransition option  instead.\n
             /// In this mode, you cannot ensure sample accuracy between sounds.\n
             /// \n
             /// Note that a Stop or a Break will always prevent the next to be played sound from actually being played.
             ///
             /// \sa
             /// - AK::SoundEngine::DynamicSequence::Open
             enum DynamicSequenceType
             {
                 DynamicSequenceType_SampleAccurate,         ///< Sample accurate mode
                 DynamicSequenceType_NormalTransition,       ///< Normal transition mode, allows the entire playlist to be edited at all times.
                 DynamicSequenceType_Last                    ///< End of enum, invalid value.
             };
  
             /// Open a new Dynamic Sequence.
             /// \return Playing ID of the dynamic sequence, or AK_INVALID_PLAYING_ID in failure case and an error message in the debug console and Wwise Profiler
             ///
             /// \sa
             /// - AK::SoundEngine::DynamicSequence::DynamicSequenceType
             AK_EXTERNAPIFUNC( AkPlayingID, Open )(
                 AkGameObjectID      in_gameObjectID,            ///< Associated game object ID
                 AkUInt32            in_uFlags      = 0,         ///< Bitmask: see \ref AkCallbackType
                 AkCallbackFunc      in_pfnCallback = NULL,      ///< Callback function
                 void*               in_pCookie     = NULL,      ///< Callback cookie that will be sent to the callback function along with additional information;
                 DynamicSequenceType in_eDynamicSequenceType = DynamicSequenceType_SampleAccurate ///< See : \ref AK::SoundEngine::DynamicSequence::DynamicSequenceType
                 );
                                                         
             /// Close specified Dynamic Sequence. The Dynamic Sequence will play until finished and then
             /// deallocate itself.
             /// \return 
             /// - AK_Success if the command was successfully queued
             /// - AK_PlayingIDNotFound if the playing ID does not match to any open Dynamic Sequence
             AK_EXTERNAPIFUNC( AKRESULT, Close )(
                 AkPlayingID in_playingID                        ///< AkPlayingID returned by DynamicSequence::Open
                 );
  
             /// Play specified Dynamic Sequence.
             /// \return 
             /// - AK_Success if the command was successfully queued
             /// - AK_PlayingIDNotFound if the playing ID does not match to any open Dynamic Sequence
             AK_EXTERNAPIFUNC( AKRESULT, Play )( 
                 AkPlayingID in_playingID,                                           ///< AkPlayingID returned by DynamicSequence::Open
                 AkTimeMs in_uTransitionDuration = 0,                                ///< Fade duration
                 AkCurveInterpolation in_eFadeCurve = AkCurveInterpolation_Linear    ///< Curve type to be used for the transition
                 );
  
             /// Pause specified Dynamic Sequence. 
             /// To restart the sequence, call Resume.  The item paused will resume its playback, followed by the rest of the sequence.
             /// \return 
             /// - AK_Success if the command was successfully queued
             /// - AK_PlayingIDNotFound if the playing ID does not match to any open Dynamic Sequence
             AK_EXTERNAPIFUNC( AKRESULT, Pause )( 
                 AkPlayingID in_playingID,                                           ///< AkPlayingID returned by DynamicSequence::Open
                 AkTimeMs in_uTransitionDuration = 0,                                ///< Fade duration
                 AkCurveInterpolation in_eFadeCurve = AkCurveInterpolation_Linear    ///< Curve type to be used for the transition
                 );
  
             /// Resume specified Dynamic Sequence.
             /// \return 
             /// - AK_Success if the command was successfully queued
             /// - AK_PlayingIDNotFound if the playing ID does not match to any open Dynamic Sequence
             AK_EXTERNAPIFUNC( AKRESULT, Resume )(
                 AkPlayingID in_playingID,                                           ///< AkPlayingID returned by DynamicSequence::Open
                 AkTimeMs in_uTransitionDuration = 0,                                    ///< Fade duration
                 AkCurveInterpolation in_eFadeCurve = AkCurveInterpolation_Linear    ///< Curve type to be used for the transition
                 );
  
             /// Stop specified Dynamic Sequence immediately.  
             /// To restart the sequence, call Play. The sequence will restart with the item that was in the 
             /// playlist after the item that was stopped.
             /// \return 
             /// - AK_Success if the command was successfully queued
             /// - AK_PlayingIDNotFound if the playing ID does not match to any open Dynamic Sequence
             AK_EXTERNAPIFUNC( AKRESULT, Stop )(
                 AkPlayingID in_playingID,                                           ///< AkPlayingID returned by DynamicSequence::Open
                 AkTimeMs in_uTransitionDuration = 0,                                ///< Fade duration
                 AkCurveInterpolation in_eFadeCurve = AkCurveInterpolation_Linear    ///< Curve type to be used for the transition
                 );
  
             /// Break specified Dynamic Sequence.  The sequence will stop after the current item.
             /// \return 
             /// - AK_Success if the command was successfully queued
             /// - AK_PlayingIDNotFound if the playing ID does not match to any open Dynamic Sequence
             AK_EXTERNAPIFUNC( AKRESULT, Break )(
                 AkPlayingID in_playingID                        ///< AkPlayingID returned by DynamicSequence::Open
                 );
  
             /// Seek inside specified Dynamic Sequence.
             /// It is only possible to seek in the first item of the sequence.
             /// If you seek past the duration of the first item, it will be skipped and an error will reported in the Capture Log and debug output. 
             /// All the other items in the sequence will continue to play normally.
             /// \return 
             /// - AK_Success if the command was successfully queued
             /// - AK_PlayingIDNotFound if the playing ID does not match to any open Dynamic Sequence
             AK_EXTERNAPIFUNC( AKRESULT, Seek )(
                 AkPlayingID in_playingID,                       ///< AkPlayingID returned by DynamicSequence::Open
                 AkTimeMs in_iPosition,                          ///< Position into the the sound, in milliseconds
                 bool in_bSeekToNearestMarker                    ///< Snap to the marker nearest to the seek position.
                 );
  
             /// Seek inside specified Dynamic Sequence.
             /// It is only possible to seek in the first item of the sequence.
             /// If you seek past the duration of the first item, it will be skipped and an error will reported in the Capture Log and debug output.
             /// All the other items in the sequence will continue to play normally.
             /// \return 
             /// - AK_Success if the command was successfully queued
             /// - AK_PlayingIDNotFound if the playing ID does not match to any open Dynamic Sequence
             AK_EXTERNAPIFUNC(AKRESULT, Seek)(
                 AkPlayingID in_playingID,                       ///< AkPlayingID returned by DynamicSequence::Open
                 AkReal32 in_fPercent,                           ///< Position into the the sound, in percentage of the whole duration.
                 bool in_bSeekToNearestMarker                    ///< Snap to the marker nearest to the seek position.
                 );
  
             /// Get pause times.
             /// \return 
             /// - AK_Success if successful
             /// - AK_PlayingIDNotFound if the playing ID does not match to any open Dynamic Sequence
             AK_EXTERNAPIFUNC(AKRESULT, GetPauseTimes)(
                 AkPlayingID in_playingID,                       ///< AkPlayingID returned by DynamicSequence::Open
                 AkUInt32 &out_uTime,                            ///< If sequence is currently paused, returns time when pause started, else 0.
                 AkUInt32 &out_uDuration                         ///< Returns total pause duration since last call to GetPauseTimes, excluding the time elapsed in the current pause.
                 );
  
             /// Get currently playing item. Note that this may be different from the currently heard item
             /// when sequence is in sample-accurate mode.
             /// \return 
             /// - AK_Success if successful
             /// - AK_PlayingIDNotFound if the playing ID does not match to any open Dynamic Sequence
             AK_EXTERNAPIFUNC(AKRESULT, GetPlayingItem)(
                 AkPlayingID in_playingID,                       ///< AkPlayingID returned by DynamicSequence::Open
                 AkUniqueID & out_audioNodeID,                   ///< Returned audio node ID of playing item.
                 void *& out_pCustomInfo                         ///< Returned user data of playing item.
                 );
  
             /// Lock the Playlist for editing. Needs a corresponding UnlockPlaylist call.
             /// \return Pointer to locked Playlist if successful, NULL otherwise (in_playingID not found)
             /// \sa
             /// - AK::SoundEngine::DynamicSequence::UnlockPlaylist
             AK_EXTERNAPIFUNC( Playlist *, LockPlaylist )(
                 AkPlayingID in_playingID                        ///< AkPlayingID returned by DynamicSequence::Open
                 );
  
             /// Unlock the playlist.
             /// \return 
             /// - AK_Success if successful
             /// - AK_PlayingIDNotFound if the playing ID does not match to any open Dynamic Sequence
             /// \sa
             /// - AK::SoundEngine::DynamicSequence::LockPlaylist
             AK_EXTERNAPIFUNC( AKRESULT, UnlockPlaylist )(
                 AkPlayingID in_playingID                        ///< AkPlayingID returned by DynamicSequence::Open
                 );
         }
     }
 }
  
 #endif // _AK_SOUNDENGINE_AKDYNAMICSEQUENCE_H

AK::SoundEngine::DynamicSequence::Stop

AKSOUNDENGINE_API AKRESULT Stop(AkPlayingID in_playingID, AkTimeMs in_uTransitionDuration=0, AkCurveInterpolation in_eFadeCurve=AkCurveInterpolation_Linear)

AK::SoundEngine::DynamicSequence::PlaylistItem::SetExternalSources

AKRESULT SetExternalSources(AkUInt32 in_nExternalSrc, AkExternalSourceInfo *in_pExternalSrc)

AK::SoundEngine::DynamicSequence::GetPlayingItem

AKSOUNDENGINE_API AKRESULT GetPlayingItem(AkPlayingID in_playingID, AkUniqueID &out_audioNodeID, void *&out_pCustomInfo)

AkSoundEngine.h

AK::SoundEngine::DynamicSequence::DynamicSequenceType_Last

@ DynamicSequenceType_Last

End of enum, invalid value.

Definition: AkDynamicSequence.h:133

AkTimeMs

AkInt32 AkTimeMs

Time in ms

Definition: AkTypes.h:56

Definition of data structures for AkAudioObject

Definition: AkWwiseSDKVersion.cs:31

AK::SoundEngine::DynamicSequence::PlaylistItem::audioNodeID

AkUniqueID audioNodeID

Unique ID of Audio Node

Definition: AkDynamicSequence.h:72

AK::SoundEngine::DynamicSequence::DynamicSequenceType

DynamicSequenceType

Definition: AkDynamicSequence.h:130

AkGameObjectID

AkUInt64 AkGameObjectID

Game object ID

Definition: AkTypes.h:60

AK_EXTERNAPIFUNC

#define AK_EXTERNAPIFUNC(_type, _name)

Definition: AkSoundEngineExport.h:81

AK::SoundEngine::DynamicSequence::PlaylistItem::msDelay

AkTimeMs msDelay

Delay before playing this item, in milliseconds

Definition: AkDynamicSequence.h:73

AKRESULT

Standard function call result.

Definition: AkTypes.h:134

AK::SoundEngine::DynamicSequence::PlaylistItem::operator=

PlaylistItem & operator=(const PlaylistItem &in_rCopy)

AK::SoundEngine::DynamicSequence::Resume

AKSOUNDENGINE_API AKRESULT Resume(AkPlayingID in_playingID, AkTimeMs in_uTransitionDuration=0, AkCurveInterpolation in_eFadeCurve=AkCurveInterpolation_Linear)

AK::SoundEngine::DynamicSequence::PlaylistItem::PlaylistItem

PlaylistItem()

AkArray

Specific implementation of array

Definition: AkArray.h:259

NULL

#define NULL

Definition: AkTypes.h:46

AkReal32

float AkReal32

32-bit floating point

Definition: AkNumeralTypes.h:46

AK::SoundEngine::DynamicSequence::Pause

AKSOUNDENGINE_API AKRESULT Pause(AkPlayingID in_playingID, AkTimeMs in_uTransitionDuration=0, AkCurveInterpolation in_eFadeCurve=AkCurveInterpolation_Linear)

AK::SoundEngine::DynamicSequence::PlaylistItem::PlaylistItem

PlaylistItem(const PlaylistItem &in_rCopy)

AK::SoundEngine::DynamicSequence::PlaylistItem::~PlaylistItem

~PlaylistItem()

AK::SoundEngine::DynamicSequence::LockPlaylist

AKSOUNDENGINE_API Playlist * LockPlaylist(AkPlayingID in_playingID)

AkExternalSourceInfo

Definition: AkTypes.h:264

AK::SoundEngine::DynamicSequence::Play

AKSOUNDENGINE_API AKRESULT Play(AkPlayingID in_playingID, AkTimeMs in_uTransitionDuration=0, AkCurveInterpolation in_eFadeCurve=AkCurveInterpolation_Linear)

AkUniqueID

AkUInt32 AkUniqueID

Unique 32-bit ID

Definition: AkTypes.h:52

AKASSERT

#define AKASSERT(Condition)

Definition: AkAssert.h:67

AkArray.h

AK::SoundEngine::DynamicSequence::DynamicSequenceType_SampleAccurate

@ DynamicSequenceType_SampleAccurate

Sample accurate mode

Definition: AkDynamicSequence.h:131

AkCallbackFunc

void(* AkCallbackFunc)(AkCallbackType in_eType, AkCallbackInfo *in_pCallbackInfo)

Definition: AkCallback.h:286

AK::SoundEngine::DynamicSequence::Playlist::Enqueue

AkForceInline AKRESULT Enqueue(AkUniqueID in_audioNodeID, AkTimeMs in_msDelay=0, void *in_pCustomInfo=NULL, AkUInt32 in_cExternals=0, AkExternalSourceInfo *in_pExternalSources=NULL)

Definition: AkDynamicSequence.h:90

AkCurveInterpolation

Curve interpolation types

Definition: AkTypes.h:860

AkCurveInterpolation_Linear

@ AkCurveInterpolation_Linear

Linear (Default)

Definition: AkTypes.h:867

AK::SoundEngine::DynamicSequence::Seek

AKSOUNDENGINE_API AKRESULT Seek(AkPlayingID in_playingID, AkTimeMs in_iPosition, bool in_bSeekToNearestMarker)

AK::SoundEngine::DynamicSequence::PlaylistItem::GetExternalSources

AkExternalSourceArray * GetExternalSources()

Get the external source array. Internal use only.

Definition: AkDynamicSequence.h:70

AK::SoundEngine::DynamicSequence::Playlist

Definition: AkDynamicSequence.h:86

AkArray< PlaylistItem, const PlaylistItem & >::AddLast

AkForceInline PlaylistItem * AddLast()

Definition: AkArray.h:593

AK::SoundEngine::DynamicSequence::UnlockPlaylist

AKSOUNDENGINE_API AKRESULT UnlockPlaylist(AkPlayingID in_playingID)

AkUInt32

uint32_t AkUInt32

Unsigned 32-bit integer

Definition: AkNumeralTypes.h:38

AK::SoundEngine::DynamicSequence::Open

AKSOUNDENGINE_API AkPlayingID Open(AkGameObjectID in_gameObjectID, AkUInt32 in_uFlags=0, AkCallbackFunc in_pfnCallback=NULL, void *in_pCookie=NULL, DynamicSequenceType in_eDynamicSequenceType=DynamicSequenceType_SampleAccurate)

AK_InsufficientMemory

@ AK_InsufficientMemory

Memory error.

Definition: AkTypes.h:164

AK::SoundEngine::DynamicSequence::PlaylistItem

Definition: AkDynamicSequence.h:49

AkForceInline

#define AkForceInline

Definition: AkTypes.h:63

AkPlayingID

AkUInt32 AkPlayingID

Playing ID