_ak_query_parameters_8h

Wwise SDK 2022.1.12

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 released in source code form as part of the SDK installer package.
  
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 may use this file in accordance with the end user license agreement provided 
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 "Apache License"); you may not use this file except in compliance with the 
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 // AkQueryParameters.h
  
 /// \file 
 /// The sound engine parameter query interface.
  
  
 #ifndef _AK_QUERYPARAMS_H_
 #define _AK_QUERYPARAMS_H_
  
 #include <AK/SoundEngine/Common/AkSoundEngineExport.h>
 #include <AK/SoundEngine/Common/AkTypes.h>
 #include <AK/SoundEngine/Common/AkCommonDefs.h>
 #include <AK/Tools/Common/AkArray.h>
  
 /// Positioning information obtained from an object
 struct AkPositioningInfo
 {
     AkReal32            fCenterPct;         ///< Center % [0..1]
     AkSpeakerPanningType    pannerType;     ///< Speaker panning type: type of panning logic when object is not 3D spatialized.
     Ak3DPositionType    e3dPositioningType; ///< 3D position type: defines what acts as the emitter position for computing spatialization against the listener. 
     bool                bHoldEmitterPosAndOrient;   ///< Hold emitter position and orientation values when starting playback.
     Ak3DSpatializationMode e3DSpatializationMode; ///< Spatialization mode
     bool                bEnableAttenuation; ///< Attenuation parameter set is active.
  
     bool                bUseConeAttenuation; ///< Use the cone attenuation
     AkReal32            fInnerAngle;        ///< Inner angle
     AkReal32            fOuterAngle;        ///< Outer angle
     AkReal32            fConeMaxAttenuation; ///< Cone max attenuation
     AkLPFType           LPFCone;            ///< Cone low pass filter value
     AkLPFType           HPFCone;            ///< Cone low pass filter value
  
     AkReal32            fMaxDistance;       ///< Maximum distance
     AkReal32            fVolDryAtMaxDist;   ///< Volume dry at maximum distance
     AkReal32            fVolAuxGameDefAtMaxDist;    ///< Volume wet at maximum distance (if any) (based on the Game defined distance attenuation)
     AkReal32            fVolAuxUserDefAtMaxDist;    ///< Volume wet at maximum distance (if any) (based on the User defined distance attenuation)
     AkLPFType           LPFValueAtMaxDist;  ///< Low pass filter value at max distance (if any)
     AkLPFType           HPFValueAtMaxDist;  ///< High pass filter value at max distance (if any)
 };
  
 /// Object information structure for QueryAudioObjectsIDs
 struct AkObjectInfo
 {
     AkUniqueID  objID;      ///< Object ID
     AkUniqueID  parentID;   ///< Object ID of the parent 
     AkInt32     iDepth;     ///< Depth in tree
 };
  
 // Audiokinetic namespace
 namespace AK
 {
     // Audiokinetic sound engine namespace
     namespace SoundEngine
     {
         /// Query namespace
         /// \remarks The functions in this namespace are thread-safe, unless stated otherwise. We recommend that you use these functions in development builds only, because they can cause CPU spikes.
         ///
         /// \akwarning
         /// The functions in this namespace might stall for several milliseconds before returning
         /// because they cannot execute while the main sound engine tick is running. 
         /// They should therefore not be called from any game-critical thread, such as the main game loop. 
         /// However, if the function definition states that it does not require the main audio lock, no delay should occur.
         ///
         /// There might be a significant delay between a Sound Engine call, such as PostEvent, and
         /// the information being returned in a Query, such as GetIsGameObjectActive. 
         /// \endakwarning
  
         namespace Query
         {
             ////////////////////////////////////////////////////////////////////////
             /// @name Game Objects
             //@{
  
             /// Get the position of a game object.
             /// \return AK_Success if succeeded, or AK_IDNotFound if the game object was not registered
             /// \sa 
             /// - \ref soundengine_3dpositions
             AK_EXTERNAPIFUNC( AKRESULT, GetPosition )( 
                 AkGameObjectID in_GameObjectID,             ///< Game object identifier
                 AkSoundPosition& out_rPosition              ///< Position to get
                 );
  
             //@}
  
             ////////////////////////////////////////////////////////////////////////
             /// @name Listeners
             //@{
  
             /// Get a game object's listeners.  
             /// \return AK_Success if succeeded, or AK_IDNotFound if the game object was not registered
             /// \sa 
             /// - \ref soundengine_listeners
             AK_EXTERNAPIFUNC( AKRESULT, GetListeners )(
                 AkGameObjectID in_GameObjectID,             ///< Source game object identifier
                 AkGameObjectID* out_ListenerObjectIDs,      ///< Pointer to an array of AkGameObjectID's.  Will be populated with the IDs of the listeners of in_GameObjectID. Pass NULL to querry the size required.
                 AkUInt32& oi_uNumListeners                  ///< Pass in the the available number of elements in the array 'out_ListenerObjectIDs'. After return, the number of valid elements filled in the array.
                 );
  
             /// Get a listener's position.
             /// \return AK_Success if succeeded, or AK_InvalidParameter if the index is out of range
             /// \sa 
             /// - \ref soundengine_listeners_settingpos
             AK_EXTERNAPIFUNC( AKRESULT, GetListenerPosition )( 
                 AkGameObjectID in_uListenerID,                  ///< Listener game object ID. 
                 AkListenerPosition& out_rPosition           ///< Position set
                 );
  
             /// Get a listener's spatialization parameters. 
             /// \return AK_Success if succeeded, or AK_InvalidParameter if the index is out of range
             /// \sa 
             /// - AK::SoundEngine::SetListenerSpatialization().
             /// - \ref soundengine_listeners_spatial
             AK_EXTERNAPIFUNC( AKRESULT, GetListenerSpatialization )(
                 AkGameObjectID in_uListenerID,              ///< Listener game object ID. 
                 bool& out_rbSpatialized,                    ///< Spatialization enabled
                 AK::SpeakerVolumes::VectorPtr & out_pVolumeOffsets, ///< Per-speaker vector of volume offsets, in decibels. Use the functions of AK::SpeakerVolumes::Vector to interpret it.
                 AkChannelConfig &out_channelConfig          ///< Channel configuration associated with out_rpVolumeOffsets. 
                 );
             
             //@}
  
  
             ////////////////////////////////////////////////////////////////////////
             /// @name Game Syncs
             //@{
  
             /// Enum used to request a specific RTPC Value.
             /// Also used to inform the user of where the RTPC Value comes from.
             ///
             /// For example, the user may request the GameObject specific value by specifying RTPCValue_GameObject
             /// and can receive the Global Value if there was no GameObject specific value, and even the 
             /// default value is there was no Global value either.
             /// \sa 
             /// - GetRTPCValue
             enum RTPCValue_type
             {
                 RTPCValue_Default,      ///< The value is the Default RTPC.
                 RTPCValue_Global,       ///< The value is the Global RTPC.
                 RTPCValue_GameObject,   ///< The value is the game object specific RTPC.
                 RTPCValue_PlayingID,    ///< The value is the playing ID specific RTPC.
                 RTPCValue_Unavailable   ///< The value is not available for the RTPC specified.
             };
  
             /// Get the value of a real-time parameter control (by ID)
             /// An RTPC can have a any combination of a global value, a unique value for each game object, or a unique value for each playing ID.  
             /// The value requested is determined by RTPCValue_type, in_gameObjectID and in_playingID.  
             /// If a value at the requested scope (determined by RTPCValue_type) is not found, the value that is available at the the next broadest scope will be returned, and io_rValueType will be changed to indicate this.
             /// \note
             ///     When looking up RTPC values via playing ID (ie. io_rValueType is RTPC_PlayingID), in_gameObjectID can be set to a specific game object (if it is available to the caller) to use as a fall back value.
             ///     If the game object is unknown or unavailable, AK_INVALID_GAME_OBJECT can be passed in in_gameObjectID, and the game object will be looked up via in_playingID.  
             ///     However in this case, it is not possible to retrieve a game object value as a fall back value if the playing id does not exist.  It is best to pass in the game object if possible.
             ///     
             /// \return AK_Success if succeeded, AK_IDNotFound if the RTPC does not exist
             /// \sa 
             /// - \ref soundengine_rtpc
             /// - RTPCValue_type
             AK_EXTERNAPIFUNC(AKRESULT, GetRTPCValue)(
                 AkRtpcID in_rtpcID,                 ///< ID of the RTPC
                 AkGameObjectID in_gameObjectID,     ///< Associated game object ID, ignored if io_rValueType is RTPCValue_Global.
                 AkPlayingID in_playingID,           ///< Associated playing ID, ignored if io_rValueType is not RTPC_PlayingID.
                 AkRtpcValue& out_rValue,            ///< Value returned
                 RTPCValue_type& io_rValueType       ///< In/Out value, the user must specify the requested type. The function will return in this variable the type of the returned value.
                 );
  
 #ifdef AK_SUPPORT_WCHAR
  
             /// Get the value of a real-time parameter control (by ID)
             /// An RTPC can have a any combination of a global value, a unique value for each game object, or a unique value for each playing ID.  
             /// The value requested is determined by RTPCValue_type, in_gameObjectID and in_playingID.  
             /// If a value at the requested scope (determined by RTPCValue_type) is not found, the value that is available at the the next broadest scope will be returned, and io_rValueType will be changed to indicate this.
             /// \note
             ///     When looking up RTPC values via playing ID (ie. io_rValueType is RTPC_PlayingID), in_gameObjectID can be set to a specific game object (if it is available to the caller) to use as a fall back value.
             ///     If the game object is unknown or unavailable, AK_INVALID_GAME_OBJECT can be passed in in_gameObjectID, and the game object will be looked up via in_playingID.  
             ///     However in this case, it is not possible to retrieve a game object value as a fall back value if the playing id does not exist.  It is best to pass in the game object if possible.
             ///     
             /// \return AK_Success if succeeded, AK_IDNotFound if the RTPC does not exist
             /// \sa 
             /// - \ref soundengine_rtpc
             /// - RTPCValue_type
             AK_EXTERNAPIFUNC(AKRESULT, GetRTPCValue)(
                 const wchar_t* in_pszRtpcName,      ///< String name of the RTPC
                 AkGameObjectID in_gameObjectID,     ///< Associated game object ID, ignored if io_rValueType is RTPCValue_Global.
                 AkPlayingID in_playingID,           ///< Associated playing ID, ignored if io_rValueType is not RTPC_PlayingID.
                 AkRtpcValue& out_rValue,            ///< Value returned
                 RTPCValue_type& io_rValueType       ///< In/Out value, the user must specify the requested type. The function will return in this variable the type of the returned value.              );
                 );
  
 #endif //AK_SUPPORT_WCHAR
  
             /// Get the value of a real-time parameter control (by ID)
             /// An RTPC can have a any combination of a global value, a unique value for each game object, or a unique value for each playing ID.  
             /// The value requested is determined by RTPCValue_type, in_gameObjectID and in_playingID.  
             /// If a value at the requested scope (determined by RTPCValue_type) is not found, the value that is available at the the next broadest scope will be returned, and io_rValueType will be changed to indicate this.
             /// \note
             ///     When looking up RTPC values via playing ID (ie. io_rValueType is RTPC_PlayingID), in_gameObjectID can be set to a specific game object (if it is available to the caller) to use as a fall back value.
             ///     If the game object is unknown or unavailable, AK_INVALID_GAME_OBJECT can be passed in in_gameObjectID, and the game object will be looked up via in_playingID.  
             ///     However in this case, it is not possible to retrieve a game object value as a fall back value if the playing id does not exist.  It is best to pass in the game object if possible.
             ///     
             /// \return AK_Success if succeeded, AK_IDNotFound if the RTPC does not exist
             /// \sa 
             /// - \ref soundengine_rtpc
             /// - RTPCValue_type
             AK_EXTERNAPIFUNC(AKRESULT, GetRTPCValue)(
                 const char* in_pszRtpcName,         ///< String name of the RTPC
                 AkGameObjectID in_gameObjectID,     ///< Associated game object ID, ignored if io_rValueType is RTPCValue_Global.
                 AkPlayingID in_playingID,           ///< Associated playing ID, ignored if io_rValueType is not RTPC_PlayingID.
                 AkRtpcValue& out_rValue,            ///< Value returned
                 RTPCValue_type& io_rValueType       ///< In/Out value, the user must specify the requested type. The function will return in this variable the type of the returned value.              );
                 );
  
             /// Get the current Switch value of the specified Switch Group, for a game object 
             /// \return AK_Success if succeeded, or AK_IDNotFound if the game object was not registered or the Switch Group name cannot be found
             /// \sa 
             /// - \ref soundengine_switch
             /// - \ref AK::SoundEngine::SetSwitch
             AK_EXTERNAPIFUNC( AKRESULT, GetSwitch )( 
                 AkSwitchGroupID in_switchGroup,             ///< ID of the Switch Group
                 AkGameObjectID  in_gameObjectID,            ///< Associated game object ID
                 AkSwitchStateID& out_rSwitchState           ///< ID of the Switch
                 );
  
 #ifdef AK_SUPPORT_WCHAR
             /// Get the current Switch value of the specified Switch Group, for a game object 
             /// \return AK_Success if succeeded, or AK_IDNotFound if the game object was not registered or the Switch Group name cannot be found
             /// \sa 
             /// - \ref soundengine_switch
             /// - \ref AK::SoundEngine::SetSwitch
             AK_EXTERNAPIFUNC( AKRESULT, GetSwitch )( 
                 const wchar_t* in_pstrSwitchGroupName,      ///< String name of the Switch Group
                 AkGameObjectID in_GameObj,                  ///< Associated game object ID
                 AkSwitchStateID& out_rSwitchState           ///< ID of the Switch
                 );
 #endif //AK_SUPPORT_WCHAR
  
             /// Get the current Switch value of the specified Switch Group, for a game object 
             /// \return AK_Success if succeeded, or AK_IDNotFound if the game object was not registered or the Switch Group name cannot be found
             /// \sa 
             /// - \ref soundengine_switch
             /// - \ref AK::SoundEngine::SetSwitch
             AK_EXTERNAPIFUNC( AKRESULT, GetSwitch )( 
                 const char* in_pstrSwitchGroupName,         ///< String name of the Switch Group
                 AkGameObjectID in_GameObj,                  ///< Associated game object ID
                 AkSwitchStateID& out_rSwitchState           ///< ID of the Switch
                 );
  
             /// Get the current State value active in the specified State Group.
             /// \return AK_Success if succeeded
             /// \sa 
             /// - \ref soundengine_states
             /// - \ref AK::SoundEngine::SetState
             AK_EXTERNAPIFUNC( AKRESULT, GetState )( 
                 AkStateGroupID in_stateGroup,               ///< ID of the State Group
                 AkStateID& out_rState                       ///< ID of the state
                 );
  
 #ifdef AK_SUPPORT_WCHAR
             /// Get the current State value active in the specified State Group.
             /// \return AK_Success if succeeded
             /// \sa 
             /// - \ref soundengine_states
             /// - \ref AK::SoundEngine::SetState
             AK_EXTERNAPIFUNC( AKRESULT, GetState )( 
                 const wchar_t* in_pstrStateGroupName,       ///< String name of the State Group
                 AkStateID& out_rState                       ///< ID of the State
                 );
 #endif //AK_SUPPORT_WCHAR
  
             /// Get the current State value active in the specified State Group.
             /// \return AK_Success if succeeded
             /// \sa 
             /// - \ref soundengine_states
             /// - \ref AK::SoundEngine::SetState
             AK_EXTERNAPIFUNC( AKRESULT, GetState )( 
                 const char* in_pstrStateGroupName,          ///< String name of the State Group
                 AkStateID& out_rState                       ///< ID of the State
                 );
  
             //@}
  
             ////////////////////////////////////////////////////////////////////////
             /// @name Environments
             //@{
  
             /// Get the environmental ratios used by the specified game object.
             /// To clear the game object's environments, in_uNumEnvValues must be 0.
             /// \sa 
             /// - \ref soundengine_environments
             /// - \ref soundengine_environments_dynamic_aux_bus_routing
             /// - \ref soundengine_environments_id_vs_string
             /// \return AK_Success if succeeded, or AK_InvalidParameter if io_ruNumEnvValues is 0 or out_paEnvironmentValues is NULL, or AK_PartialSuccess if more environments exist than io_ruNumEnvValues
             /// AK_InvalidParameter
             AK_EXTERNAPIFUNC( AKRESULT, GetGameObjectAuxSendValues )( 
                 AkGameObjectID      in_gameObjectID,        ///< Associated game object ID
                 AkAuxSendValue*     out_paAuxSendValues,    ///< Variable-size array of AkAuxSendValue structures
                                                                 ///< (it may be NULL if no aux send must be set)
                 AkUInt32&           io_ruNumSendValues      ///< The number of Auxilliary busses at the pointer's address
                                                             ///< (it must be 0 if no aux bus is set)
                 );
  
             /// Get the environmental dry level to be used for the specified game object
             /// The control value is a number ranging from 0.0f to 1.0f.
             /// 0.0f stands for 0% dry, while 1.0f stands for 100% dry.
             /// \aknote Reducing the dry level does not mean increasing the wet level. \endaknote
             /// \sa 
             /// - \ref soundengine_environments
             /// - \ref soundengine_environments_setting_dry_environment
             /// - \ref soundengine_environments_id_vs_string
             /// \return AK_Success if succeeded, or AK_IDNotFound if the game object was not registered
             AK_EXTERNAPIFUNC( AKRESULT, GetGameObjectDryLevelValue )( 
                 AkGameObjectID      in_EmitterID,           ///< Associated emitter game object ID
                 AkGameObjectID      in_ListenerID,          ///< Associated listener game object ID
                 AkReal32&           out_rfControlValue      ///< Dry level control value, ranging from 0.0f to 1.0f
                                                             ///< (0.0f stands for 0% dry, while 1.0f stands for 100% dry)
                 );
  
             /// Get a game object's obstruction and occlusion levels.
             /// \sa 
             /// - \ref soundengine_obsocc
             /// - \ref soundengine_environments
             /// \return AK_Success if succeeded, AK_IDNotFound if the game object was not registered
             AK_EXTERNAPIFUNC( AKRESULT, GetObjectObstructionAndOcclusion )(  
                 AkGameObjectID in_EmitterID,            ///< Associated game object ID
                 AkGameObjectID in_ListenerID,           ///< Listener object ID
                 AkReal32& out_rfObstructionLevel,       ///< ObstructionLevel: [0.0f..1.0f]
                 AkReal32& out_rfOcclusionLevel          ///< OcclusionLevel: [0.0f..1.0f]
                 );
  
             //@}
  
             /// Get the list of audio object IDs associated to an event.
             /// \aknote It is possible to call QueryAudioObjectIDs with io_ruNumItems = 0 to get the total size of the
             /// structure that should be allocated for out_aObjectInfos. \endaknote
             /// \return AK_Success if succeeded, AK_IDNotFound if the eventID cannot be found, AK_InvalidParameter if out_aObjectInfos is NULL while io_ruNumItems > 0
             /// or AK_PartialSuccess if io_ruNumItems was set to 0 to query the number of available items.
             AK_EXTERNAPIFUNC( AKRESULT, QueryAudioObjectIDs )(
                 AkUniqueID in_eventID,              ///< Event ID
                 AkUInt32& io_ruNumItems,            ///< Number of items in array provided / Number of items filled in array
                 AkObjectInfo* out_aObjectInfos      ///< Array of AkObjectInfo items to fill
                 );
  
 #ifdef AK_SUPPORT_WCHAR
             /// Get the list of audio object IDs associated to a event name.
             /// \aknote It is possible to call QueryAudioObjectIDs with io_ruNumItems = 0 to get the total size of the
             /// structure that should be allocated for out_aObjectInfos. \endaknote
             /// \return AK_Success if succeeded, AK_IDNotFound if the event name cannot be found, AK_InvalidParameter if out_aObjectInfos is NULL while io_ruNumItems > 0
             /// or AK_PartialSuccess if io_ruNumItems was set to 0 to query the number of available items.
             AK_EXTERNAPIFUNC( AKRESULT, QueryAudioObjectIDs )(
                 const wchar_t* in_pszEventName,     ///< Event name
                 AkUInt32& io_ruNumItems,            ///< Number of items in array provided / Number of items filled in array
                 AkObjectInfo* out_aObjectInfos      ///< Array of AkObjectInfo items to fill
                 );
 #endif //AK_SUPPORT_WCHAR
  
             /// Get the list of audio object IDs associated to an event name.
             /// \aknote It is possible to call QueryAudioObjectIDs with io_ruNumItems = 0 to get the total size of the
             /// structure that should be allocated for out_aObjectInfos. \endaknote
             /// \return AK_Success if succeeded, AK_IDNotFound if the event name cannot be found, AK_InvalidParameter if out_aObjectInfos is NULL while io_ruNumItems > 0
             /// or AK_PartialSuccess if io_ruNumItems was set to 0 to query the number of available items.
             AK_EXTERNAPIFUNC( AKRESULT, QueryAudioObjectIDs )(
                 const char* in_pszEventName,        ///< Event name
                 AkUInt32& io_ruNumItems,            ///< Number of items in array provided / Number of items filled in array
                 AkObjectInfo* out_aObjectInfos      ///< Array of AkObjectInfo items to fill
                 );
  
             /// Get positioning information associated to an audio object.
             /// \return AK_Success if succeeded, AK_IDNotFound if the object ID cannot be found, AK_NotCompatible if the audio object cannot expose positioning
             AK_EXTERNAPIFUNC( AKRESULT, GetPositioningInfo )( 
                 AkUniqueID in_ObjectID,                     ///< Audio object ID
                 AkPositioningInfo& out_rPositioningInfo     ///< Positioning information structure to be filled
                 );
  
             /// List passed to GetActiveGameObjects.
             /// After calling this function, the list will contain the list of all game objects that are currently active in the sound engine.
             /// Being active means that either a sound is playing or pending to be played using this game object.
             /// The caller is responsible for calling Term() on the list when the list is not required anymore
             /// \sa 
             /// - GetActiveGameObjects
             typedef AkArray<AkGameObjectID, AkGameObjectID> AkGameObjectsList;
  
             /// Fill the provided list with all the game object IDs that are currently active in the sound engine.
             /// The function may be used to avoid updating game objects positions that are not required at the moment.
             /// After calling this function, the list will contain the list of all game objects that are currently active in the sound engine.
             /// Being active means that either a sound is playing or pending to be played using this game object.
             /// \sa 
             /// - AkGameObjectsList
             AK_EXTERNAPIFUNC( AKRESULT, GetActiveGameObjects )( 
                 AkGameObjectsList& io_GameObjectList    ///< returned list of active game objects.
                 );
  
             /// Query if the specified game object is currently active.
             /// Being active means that either a sound is playing or pending to be played using this game object.
             AK_EXTERNAPIFUNC( bool, GetIsGameObjectActive )( 
                 AkGameObjectID in_GameObjId ///< Game object ID
                 );
  
             /// Game object and max distance association.
             /// \sa 
             /// - \ref AkRadiusList
             struct GameObjDst
             {
                 /// Default constructor
                 GameObjDst()
                     : m_gameObjID( AK_INVALID_GAME_OBJECT )
                     , m_dst( -1.0f )
                 {}
  
                 /// Easy constructor
                 GameObjDst( AkGameObjectID in_gameObjID, AkReal32 in_dst )
                     : m_gameObjID( in_gameObjID )
                     , m_dst( in_dst )
                 {}
  
                 AkGameObjectID  m_gameObjID;    ///< Game object ID
                 AkReal32        m_dst;          ///< MaxDistance
             };
  
             /// List passed to GetMaxRadius.
             /// \sa 
             /// - \ref AK::SoundEngine::Query::GetMaxRadius
             typedef AkArray<GameObjDst, const GameObjDst&> AkRadiusList;
  
             /// Returns the maximum distance used in attenuations associated to all sounds currently playing.
             /// This may be used for example by the game to know if some processing need to be performed on the game side, that would not be required
             /// if the object is out of reach anyway.
             ///
             /// Example usage:
             /// \code
             /// /*******************************************************/
             /// AkRadiusList RadLst; //creating the list( array ).
             /// // Do not reserve any size for the array, 
             /// // the system will reserve the correct size.
             ///
             /// GetMaxRadius( RadLst );
             /// // Use the content of the list
             /// (...)
             ///
             /// RadLst.Term();// the user is responsible to free the memory allocated
             /// /*******************************************************/
             /// \endcode
             ///
             /// \aknote The returned value is NOT the distance from a listener to an object but
             /// the maximum attenuation distance of all sounds playing on this object. This is
             /// not related in any way to the curent 3D position of the object. \endaknote
             ///
             /// \return 
             /// - AK_Success if succeeded
             /// - AK_InsuficientMemory if there was not enough memory
             ///
             /// \aknote 
             /// The Scaling factor (if one was specified on the game object) is included in the return value.
             /// The Scaling factor is not updated once a sound starts playing since it 
             /// is computed only when the playback starts with the initial scaling factor of this game object. Scaling factor will 
             /// be re-computed for every playback instance, always using the scaling factor available at this time.
             /// \endaknote
             ///
             /// \sa 
             /// - AkRadiusList
             AK_EXTERNAPIFUNC( AKRESULT, GetMaxRadius )(
                 AkRadiusList & io_RadiusList    ///< List that will be filled with AK::SoundEngine::Query::GameObjDst objects.
                 );
  
             /// Returns the maximum distance used in attenuations associated to sounds playing using the specified game object.
             /// This may be used for example by the game to know if some processing need to be performed on the game side, that would not be required
             /// if the object is out of reach anyway.
             /// 
             /// \aknote The returned value is NOT the distance from a listener to an object but the maximum attenuation distance of all sounds playing on this object. \endaknote
             ///
             /// \return
             /// - A negative number if the game object specified is not playing.
             /// - 0, if the game object was only associated to sounds playing using no distance attenuation.
             /// - A positive number represents the maximum of all the distance attenuations playing on this game object.
             ///
             /// \aknote 
             /// The Scaling factor (if one was specified on the game object) is included in the return value.
             /// The Scaling factor is not updated once a sound starts playing since it 
             /// is computed only when the playback starts with the initial scaling factor of this game object. Scaling factor will 
             /// be re-computed for every playback instance, always using the scaling factor available at this time.
             /// \endaknote
             ///
             /// \sa 
             /// - \ref AK::SoundEngine::SetScalingFactor
             AK_EXTERNAPIFUNC( AkReal32, GetMaxRadius )(
                 AkGameObjectID in_GameObjId ///< Game object ID
                 );
  
             /// Get the Event ID associated to the specified PlayingID.
             /// This function does not acquire the main audio lock.
             ///
             /// \return AK_INVALID_UNIQUE_ID on failure.
             AK_EXTERNAPIFUNC( AkUniqueID, GetEventIDFromPlayingID )(
                 AkPlayingID in_playingID ///< Associated PlayingID
                 );
  
             /// Get the ObjectID associated to the specified PlayingID.
             /// This function does not acquire the main audio lock.
             ///
             /// \return AK_INVALID_GAME_OBJECT on failure.
             AK_EXTERNAPIFUNC( AkGameObjectID, GetGameObjectFromPlayingID )(
                 AkPlayingID in_playingID ///< Associated PlayingID
                 );
  
             /// Get the list PlayingIDs associated with the given game object.
             /// This function does not acquire the main audio lock.
             ///
             /// \aknote It is possible to call GetPlayingIDsFromGameObject with io_ruNumItems = 0 to get the total size of the
             /// structure that should be allocated for out_aPlayingIDs. \endaknote
             /// \return AK_Success if succeeded, AK_InvalidParameter if out_aPlayingIDs is NULL while io_ruNumItems > 0
             AK_EXTERNAPIFUNC( AKRESULT, GetPlayingIDsFromGameObject )(
                 AkGameObjectID in_GameObjId,        ///< Game object ID
                 AkUInt32& io_ruNumIDs,              ///< Number of items in array provided / Number of items filled in array
                 AkPlayingID* out_aPlayingIDs        ///< Array of AkPlayingID items to fill
                 );
  
             /// Get the value of a custom property of integer or boolean type.
             /// \return AK_PartialSuccess if the object was found but no matching custom property was found on this object. Note that it could mean this value is the default value. 
             AK_EXTERNAPIFUNC( AKRESULT, GetCustomPropertyValue )(
                 AkUniqueID in_ObjectID,         ///< Object ID, this is the 32bit ShortID of the AudioFileSource or Sound object found in the .wwu XML file. At runtime it can only be retrieved by the AK_Duration callback when registered with PostEvent(), or by calling Query::QueryAudioObjectIDs() to get all the shortIDs associated with an event.
                 AkUInt32 in_uPropID,            ///< Property ID of your custom property found under the Custom Properties tab of the Wwise project settings.
                 AkInt32& out_iValue             ///< Property Value
                 );
  
             /// Get the value of a custom property of real type.
             /// \return AK_PartialSuccess if the object was found but no matching custom property was found on this object. Note that it could mean this value is the default value.
             AK_EXTERNAPIFUNC( AKRESULT, GetCustomPropertyValue )(
                 AkUniqueID in_ObjectID,         ///< Object ID, this is the 32bit ShortID of the AudioFileSource or Sound object found in the .wwu XML file. At runtime it can only be retrieved by the AK_Duration callback when registered with PostEvent(), or by calling Query::QueryAudioObjectIDs() to get all the shortIDs associated with an event.
                 AkUInt32 in_uPropID,            ///< Property ID of your custom property found under the Custom Properties tab of the Wwise project settings.
                 AkReal32& out_fValue            ///< Property Value
                 );
  
         } //namespace Query
     } //namespace SoundEngine
 } //namespace AK
  
 #endif // _AK_QUERYPARAMS_H_

AkStateGroupID

AkUInt32 AkStateGroupID

State group ID.

Definition: AkTypes.h:122

AK::SoundEngine::Query::GetSwitch

AKSOUNDENGINE_API AKRESULT GetSwitch(AkSwitchGroupID in_switchGroup, AkGameObjectID in_gameObjectID, AkSwitchStateID &out_rSwitchState)

AkPositioningInfo::bEnableAttenuation

bool bEnableAttenuation

Attenuation parameter set is active.

Definition: AkQueryParameters.h:49

AkObjectInfo::parentID

AkUniqueID parentID

Object ID of the parent.

Definition: AkQueryParameters.h:70

AK::SoundEngine::Query::GameObjDst::GameObjDst

GameObjDst(AkGameObjectID in_gameObjID, AkReal32 in_dst)

Easy constructor.

Definition: AkQueryParameters.h:433

Audiokinetic namespace.

Definition: AkWwiseSDKVersion.cs:31

AkAuxSendValue

Auxiliary bus sends information per game object per given auxiliary bus.

Definition: AkTypes.h:923

AK::SoundEngine::Query::RTPCValue_GameObject

@ RTPCValue_GameObject

The value is the game object specific RTPC.

Definition: AkQueryParameters.h:164

AK::SoundEngine::Query::GetObjectObstructionAndOcclusion

AKSOUNDENGINE_API AKRESULT GetObjectObstructionAndOcclusion(AkGameObjectID in_EmitterID, AkGameObjectID in_ListenerID, AkReal32 &out_rfObstructionLevel, AkReal32 &out_rfOcclusionLevel)

AK::SoundEngine::Query::GetListenerPosition

AKSOUNDENGINE_API AKRESULT GetListenerPosition(AkGameObjectID in_uListenerID, AkListenerPosition &out_rPosition)

AK::SoundEngine::Query::RTPCValue_Global

@ RTPCValue_Global

The value is the Global RTPC.

Definition: AkQueryParameters.h:163

AkRtpcID

AkUInt32 AkRtpcID

Real time parameter control ID.

Definition: AkTypes.h:141

AkGameObjectID

AkUInt64 AkGameObjectID

Game object ID.

Definition: AkTypes.h:128

AK_EXTERNAPIFUNC

#define AK_EXTERNAPIFUNC(_type, _name)

Definition: AkSoundEngineExport.h:81

AkChannelConfig

Definition: AkSpeakerConfig.h:497

AkPositioningInfo::fVolAuxGameDefAtMaxDist

AkReal32 fVolAuxGameDefAtMaxDist

Volume wet at maximum distance (if any) (based on the Game defined distance attenuation)

Definition: AkQueryParameters.h:60

AK::SoundEngine::Query::GetListenerSpatialization

AKSOUNDENGINE_API AKRESULT GetListenerSpatialization(AkGameObjectID in_uListenerID, bool &out_rbSpatialized, AK::SpeakerVolumes::VectorPtr &out_pVolumeOffsets, AkChannelConfig &out_channelConfig)

AKRESULT

Standard function call result.

Definition: AkTypes.h:199

AkPositioningInfo::fConeMaxAttenuation

AkReal32 fConeMaxAttenuation

Cone max attenuation.

Definition: AkQueryParameters.h:54

AkPositioningInfo::HPFValueAtMaxDist

AkLPFType HPFValueAtMaxDist

High pass filter value at max distance (if any)

Definition: AkQueryParameters.h:63

AK::SoundEngine::Query::GetPositioningInfo

AKSOUNDENGINE_API AKRESULT GetPositioningInfo(AkUniqueID in_ObjectID, AkPositioningInfo &out_rPositioningInfo)

AK::SoundEngine::Query::GetPlayingIDsFromGameObject

AKSOUNDENGINE_API AKRESULT GetPlayingIDsFromGameObject(AkGameObjectID in_GameObjId, AkUInt32 &io_ruNumIDs, AkPlayingID *out_aPlayingIDs)

AK::SoundEngine::Query::GetCustomPropertyValue

AKSOUNDENGINE_API AKRESULT GetCustomPropertyValue(AkUniqueID in_ObjectID, AkUInt32 in_uPropID, AkInt32 &out_iValue)

AkLPFType

AkReal32 AkLPFType

Low-pass filter type.

Definition: AkTypes.h:129

AK::SoundEngine::Query::GameObjDst

Definition: AkQueryParameters.h:425

AkPositioningInfo::fInnerAngle

AkReal32 fInnerAngle

Inner angle.

Definition: AkQueryParameters.h:52

AkArray

Specific implementation of array.

Definition: AkArray.h:241

AkPositioningInfo::fCenterPct

AkReal32 fCenterPct

Center % [0..1].

Definition: AkQueryParameters.h:44

AkReal32

float AkReal32

32-bit floating point

Definition: AkNumeralTypes.h:46

AkInt32

int32_t AkInt32

Signed 32-bit integer.

Definition: AkNumeralTypes.h:43

AkWorldTransform

Position and orientation of game objects in the world (i.e. supports 64-bit-precision position)

Definition: AkTypes.h:474

AK::SoundEngine::Query::RTPCValue_Default

@ RTPCValue_Default

The value is the Default RTPC.

Definition: AkQueryParameters.h:162

AkPositioningInfo::LPFCone

AkLPFType LPFCone

Cone low pass filter value.

Definition: AkQueryParameters.h:55

AkPositioningInfo::fVolAuxUserDefAtMaxDist

AkReal32 fVolAuxUserDefAtMaxDist

Volume wet at maximum distance (if any) (based on the User defined distance attenuation)

Definition: AkQueryParameters.h:61

AK::SoundEngine::Query::GetMaxRadius

AKSOUNDENGINE_API AKRESULT GetMaxRadius(AkRadiusList &io_RadiusList)

AK::SpeakerVolumes::VectorPtr

AkReal32 * VectorPtr

Volume vector. Access each element with the standard bracket [] operator.

Definition: AkSpeakerVolumes.h:48

AK::SoundEngine::Query::GameObjDst::GameObjDst

GameObjDst()

Default constructor.

Definition: AkQueryParameters.h:427

AkUniqueID

AkUInt32 AkUniqueID

Unique 32-bit ID.

Definition: AkTypes.h:120

AkPositioningInfo::bHoldEmitterPosAndOrient

bool bHoldEmitterPosAndOrient

Hold emitter position and orientation values when starting playback.

Definition: AkQueryParameters.h:47

Ak3DSpatializationMode

3D spatialization mode.

Definition: AkTypes.h:1189

AK::SoundEngine::Query::GetListeners

AKSOUNDENGINE_API AKRESULT GetListeners(AkGameObjectID in_GameObjectID, AkGameObjectID *out_ListenerObjectIDs, AkUInt32 &oi_uNumListeners)

AK::SoundEngine::Query::GameObjDst::m_dst

AkReal32 m_dst

MaxDistance.

Definition: AkQueryParameters.h:439

AK::SoundEngine::Query::GetGameObjectFromPlayingID

AKSOUNDENGINE_API AkGameObjectID GetGameObjectFromPlayingID(AkPlayingID in_playingID)

AkPositioningInfo::bUseConeAttenuation

bool bUseConeAttenuation

Use the cone attenuation.

Definition: AkQueryParameters.h:51

AkObjectInfo::iDepth

AkInt32 iDepth

Depth in tree.

Definition: AkQueryParameters.h:71

AkPositioningInfo::e3dPositioningType

Ak3DPositionType e3dPositioningType

3D position type: defines what acts as the emitter position for computing spatialization against the ...

Definition: AkQueryParameters.h:46

AkArray.h

AkSoundEngineExport.h

AK::SoundEngine::Query::GetIsGameObjectActive

AKSOUNDENGINE_API bool GetIsGameObjectActive(AkGameObjectID in_GameObjId)

AK::SoundEngine::Query::GetState

AKSOUNDENGINE_API AKRESULT GetState(AkStateGroupID in_stateGroup, AkStateID &out_rState)

AK::SoundEngine::Query::RTPCValue_type

RTPCValue_type

Definition: AkQueryParameters.h:161

AK::SoundEngine::Query::GetActiveGameObjects

AKSOUNDENGINE_API AKRESULT GetActiveGameObjects(AkGameObjectsList &io_GameObjectList)

AkPositioningInfo::pannerType

AkSpeakerPanningType pannerType

Speaker panning type: type of panning logic when object is not 3D spatialized.

Definition: AkQueryParameters.h:45

AkPositioningInfo

Positioning information obtained from an object.

Definition: AkQueryParameters.h:43

AkStateID

AkUInt32 AkStateID

State ID.

Definition: AkTypes.h:121

AK::SoundEngine::Query::GameObjDst::m_gameObjID

AkGameObjectID m_gameObjID

Game object ID.

Definition: AkQueryParameters.h:438

AkObjectInfo

Object information structure for QueryAudioObjectsIDs.

Definition: AkQueryParameters.h:68

AkSwitchStateID

AkUInt32 AkSwitchStateID

Switch ID.

Definition: AkTypes.h:140

AK::SoundEngine::Query::GetEventIDFromPlayingID

AKSOUNDENGINE_API AkUniqueID GetEventIDFromPlayingID(AkPlayingID in_playingID)

AkPositioningInfo::e3DSpatializationMode

Ak3DSpatializationMode e3DSpatializationMode

Spatialization mode.

Definition: AkQueryParameters.h:48

AkPositioningInfo::fMaxDistance

AkReal32 fMaxDistance

Maximum distance.

Definition: AkQueryParameters.h:58

AK::SoundEngine::Query::RTPCValue_PlayingID

@ RTPCValue_PlayingID

The value is the playing ID specific RTPC.

Definition: AkQueryParameters.h:165

AkTypes.h

AK::SoundEngine::Query::QueryAudioObjectIDs

AKSOUNDENGINE_API AKRESULT QueryAudioObjectIDs(AkUniqueID in_eventID, AkUInt32 &io_ruNumItems, AkObjectInfo *out_aObjectInfos)

AK::SoundEngine::Query::AkGameObjectsList

AkArray< AkGameObjectID, AkGameObjectID > AkGameObjectsList

Definition: AkQueryParameters.h:403

AkCommonDefs.h

AK_INVALID_GAME_OBJECT

static const AkGameObjectID AK_INVALID_GAME_OBJECT

Invalid game object (may also mean all game objects)

Definition: AkTypes.h:162

AkUInt32

uint32_t AkUInt32

Unsigned 32-bit integer.

Definition: AkNumeralTypes.h:38

AkPositioningInfo::HPFCone

AkLPFType HPFCone

Cone low pass filter value.

Definition: AkQueryParameters.h:56

AkSpeakerPanningType

Speaker panning type: type of panning logic when object is not 3D spatialized (i.e....

Definition: AkTypes.h:1155

AkPositioningInfo::LPFValueAtMaxDist

AkLPFType LPFValueAtMaxDist

Low pass filter value at max distance (if any)

Definition: AkQueryParameters.h:62

AkRtpcValue

AkReal32 AkRtpcValue

Real time parameter control value.

Definition: AkTypes.h:142

AK::SoundEngine::Query::GetRTPCValue

AKSOUNDENGINE_API AKRESULT GetRTPCValue(AkRtpcID in_rtpcID, AkGameObjectID in_gameObjectID, AkPlayingID in_playingID, AkRtpcValue &out_rValue, RTPCValue_type &io_rValueType)

AkPositioningInfo::fVolDryAtMaxDist

AkReal32 fVolDryAtMaxDist

Volume dry at maximum distance.

Definition: AkQueryParameters.h:59

AkSwitchGroupID

AkUInt32 AkSwitchGroupID

Switch group ID.

Definition: AkTypes.h:139

Ak3DPositionType

3D position type: defines what acts as the emitter position for computing spatialization against the ...

Definition: AkTypes.h:1164

AkObjectInfo::objID

AkUniqueID objID

Object ID.

Definition: AkQueryParameters.h:69

AkPlayingID

AkUInt32 AkPlayingID

Playing ID.

Definition: AkTypes.h:123

AK::SoundEngine::Query::RTPCValue_Unavailable

@ RTPCValue_Unavailable

The value is not available for the RTPC specified.

Definition: AkQueryParameters.h:166

AkPositioningInfo::fOuterAngle

AkReal32 fOuterAngle

Outer angle.

Definition: AkQueryParameters.h:53

AK::SoundEngine::Query::GetGameObjectAuxSendValues

AKSOUNDENGINE_API AKRESULT GetGameObjectAuxSendValues(AkGameObjectID in_gameObjectID, AkAuxSendValue *out_paAuxSendValues, AkUInt32 &io_ruNumSendValues)

AK::SoundEngine::Query::AkRadiusList

AkArray< GameObjDst, const GameObjDst & > AkRadiusList

Definition: AkQueryParameters.h:445

AK::SoundEngine::Query::GetPosition

AKSOUNDENGINE_API AKRESULT GetPosition(AkGameObjectID in_GameObjectID, AkSoundPosition &out_rPosition)

AK::SoundEngine::Query::GetGameObjectDryLevelValue

AKSOUNDENGINE_API AKRESULT GetGameObjectDryLevelValue(AkGameObjectID in_EmitterID, AkGameObjectID in_ListenerID, AkReal32 &out_rfControlValue)

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