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Wwise SDK 2022.1.4
AkSpatialAudioTypes.h
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1 /*******************************************************************************
2 The content of this file includes portions of the AUDIOKINETIC Wwise Technology
3 released in source code form as part of the SDK installer package.
4 
5 Commercial License Usage
6 
7 Licensees holding valid commercial licenses to the AUDIOKINETIC Wwise Technology
8 may use this file in accordance with the end user license agreement provided
9 with the software or, alternatively, in accordance with the terms contained in a
10 written agreement between you and Audiokinetic Inc.
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12 Apache License Usage
13 
14 Alternatively, this file may be used under the Apache License, Version 2.0 (the
15 "Apache License"); you may not use this file except in compliance with the
16 Apache License. You may obtain a copy of the Apache License at
17 http://www.apache.org/licenses/LICENSE-2.0.
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19 Unless required by applicable law or agreed to in writing, software distributed
20 under the Apache License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES
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22 the specific language governing permissions and limitations under the License.
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24  Copyright (c) 2023 Audiokinetic Inc.
25 *******************************************************************************/
26 
27 /// \file
28 /// Spatial audio data type definitions.
29 
30 #pragma once
31 
32 #include <AK/Tools/Common/AkString.h>
33 #include <AK/Tools/Common/AkLock.h>
34 
35 class AkAcousticRoom;
36 class AkAcousticPortal;
37 class AkImageSourceTriangle;
38 class AkImageSourcePlane;
39 
40 #define AK_MAX_REFLECT_ORDER 4
41 #define AK_MAX_REFLECTION_PATH_LENGTH (AK_MAX_REFLECT_ORDER + 4)
42 #define AK_MAX_SOUND_PROPAGATION_DEPTH 8
43 #define AK_MAX_SOUND_PROPAGATION_WIDTH 8
44 #define AK_DEFAULT_MOVEMENT_THRESHOLD (1.0f)
45 #define AK_SA_EPSILON (0.001f)
46 #define AK_SA_DIFFRACTION_EPSILON (0.002f) // Radians
47 #define AK_SA_DIFFRACTION_DOT_EPSILON (0.000002) // 1.f - cos(AK_SA_DIFFRACTION_EPSILON)
48 #define AK_SA_PLANE_THICKNESS_RATIO (0.005f)
49 #define AK_SA_MIN_ENVIRONMENT_ABSORPTION (0.1f)
50 #define AK_SA_MIN_ENVIRONMENT_SURFACE_AREA (1.0f)
51 
52 const AkUInt32 kDefaultDiffractionMaxEdges = 8;
53 const AkUInt32 kDefaultDiffractionMaxPaths = 8;
54 const AkReal32 kMaxDiffraction = 1.0f;
55 
56 // Max values that are used for calculating diffraction paths between the listener and a portal.
57 const AkUInt32 kDiffractionMaxEdges = 8;
58 const AkUInt32 kDiffractionMaxPaths = 8;
59 const AkUInt32 kPortalToPortalDiffractionMaxPaths = 8;
60 
61 typedef AkArrayAllocatorNoAlign<AkMemID_SpatialAudio> ArrayPoolSpatialAudio;
62 typedef AkArrayAllocatorAlignedSimd<AkMemID_SpatialAudio> ArrayPoolSpatialAudioSIMD;
63 
64 typedef AkArrayAllocatorNoAlign<AkMemID_SpatialAudioPaths> ArrayPoolSpatialAudioPaths;
65 typedef AkArrayAllocatorAlignedSimd<AkMemID_SpatialAudioPaths> ArrayPoolSpatialAudioPathsSIMD;
66 
67 typedef AkArrayAllocatorNoAlign<AkMemID_SpatialAudioGeometry> ArrayPoolSpatialAudioGeometry;
68 typedef AkArrayAllocatorAlignedSimd<AkMemID_SpatialAudioGeometry> ArrayPoolSpatialAudioGeometrySIMD;
69 
70 namespace AK
71 {
72  namespace SpatialAudio
73  {
74  typedef AkString<ArrayPoolSpatialAudio, wchar_t> WString; ///< Wide string type for use in Wwise Spatial Audio
75  typedef AkString<ArrayPoolSpatialAudio, AkOSChar> OsString; ///< OS string type for use in Wwise Spatial Audio
76  typedef AkString<ArrayPoolSpatialAudio, char> String; ///< String type for use in Wwise Spatial Audio
77  typedef AkDbString<ArrayPoolSpatialAudio, char, CAkLock> DbString; ///< Instanced string type.
78 
79  typedef AkUInt16 Idx;
80  }
81 }
82 
83 typedef AkUInt16 AkVertIdx;
84 typedef AkUInt16 AkTriIdx;
85 typedef AkUInt16 AkSurfIdx;
86 typedef AkUInt16 AkEdgeIdx;
87 typedef AkUInt16 AkEdgeReceptorIdx;
88 
89 #define AK_INVALID_VERTEX ((AkVertIdx)(-1))
90 #define AK_INVALID_TRIANGLE ((AkTriIdx)(-1))
91 #define AK_INVALID_SURFACE ((AkSurfIdx)(-1))
92 #define AK_INVALID_EDGE ((AkEdgeIdx)(-1))
93 
94 /// Base type for ID's used by Wwise spatial audio.
95 struct AkSpatialAudioID
96 {
97  /// Default constructor. Creates an invalid ID.
98  constexpr AkSpatialAudioID() : id((AkUInt64)-1) {}
99 
100  /// Construct from a 64-bit int.
101  AkSpatialAudioID(AkUInt64 _id) : id(_id) {}
102 
103  /// Conversion from a pointer to a AkSpatialAudioID
104  explicit AkSpatialAudioID(const void * ptr) : id(reinterpret_cast<AkUInt64>(ptr)) {}
105 
106  bool operator == (AkSpatialAudioID rhs) const { return id == rhs.id; }
107  bool operator != (AkSpatialAudioID rhs) const { return id != rhs.id; }
108  bool operator < (AkSpatialAudioID rhs) const { return id < rhs.id; }
109  bool operator > (AkSpatialAudioID rhs) const { return id > rhs.id; }
110  bool operator <= (AkSpatialAudioID rhs) const { return id <= rhs.id; }
111  bool operator >= (AkSpatialAudioID rhs) const { return id >= rhs.id; }
112 
113  /// Determine if this ID is valid.
114  bool IsValid() const { return id != (AkUInt64)-1; }
115 
116  /// Conversion function used internally to convert from a AkSpatialAudioID to a AkGameObjectID.
117  AkGameObjectID AsGameObjectID() const { return (AkGameObjectID)id; }
118 
119  operator</span> AkUInt64 () const { return id; }
120 
121  AkUInt64 id;
122 };
123 
124 /// Spatial Audio Room ID type. This ID type exists in the same ID-space as game object ID's. The client is responsible for not choosing room ID's
125 /// that conflict with registered game objects' ID's. Internally, the spatial audio rooms and portals API manages registration and un-registration of game objects that
126 /// represent rooms using AkRoomID's provided by the client; AkRoomID's are converted to AkGameObjectID's by calling AsGameObjectID().
127 /// \sa
128 /// - \ref AK::SpatialAudio::SetRoom
129 /// - \ref AK::SpatialAudio::RemoveRoom
130 struct AkRoomID : public AkSpatialAudioID
131 {
132  /// Default constructor. Creates an invalid ID.
133  constexpr AkRoomID() : AkSpatialAudioID() {}
134 
135  /// Construct from a 64-bit int.
136  AkRoomID(AkUInt64 _id) : AkSpatialAudioID(_id) {}
137 
138  /// Conversion from a pointer to a AkRoomID
139  explicit AkRoomID(const void * ptr) : AkSpatialAudioID(ptr) {}
140 
141  /// Conversion function used to convert AkRoomID's to AkGameObjectIDs.
142  AkGameObjectID AsGameObjectID() const { return IsValid() ? (AkGameObjectID)id : OutdoorsGameObjID; }
143 
144  /// Conversion function used to convert to AkGameObjectIDs to AkRoomID.
145  static AkRoomID FromGameObjectID(AkGameObjectID in_fromGameObject)
146  {
147  AkRoomID id;
148  if (in_fromGameObject != OutdoorsGameObjID)
149  id.id = (AkUInt64)in_fromGameObject;
150  return id;
151  }
152 
153 private:
154  /// A game object ID that is in the reserved range, used for 'outdoor' rooms, i.e. when not in a room.
155  /// \akwarning This AkGameObjectID is the underlying game object ID of the outdoor room, and should not be confused with the actual outdoor room's ID, AK::SpatialAudio::kOutdoorRoomID.\endakwarning
156  static const AkGameObjectID OutdoorsGameObjID = (AkGameObjectID)-4;
157 };
158 
159 namespace AK
160 {
161  namespace SpatialAudio
162  {
163  /// The outdoor room ID. This room is created automatically and is typically used for outdoors, i.e. when not in a room.
164  constexpr AkRoomID kOutdoorRoomID;
165  }
166 }
167 
168 ///< Unique ID for portals. This ID type exists in the same ID-space as game object ID's. The client is responsible for not choosing portal ID's
169 /// that conflict with registered game objects' ID's. Internally, the spatial audio rooms and portals API manages registration and un-registration of game objects that
170 /// represent portals using AkPortalID's provided by the client; AkPortalID's are convertied to AkGameObjectID's by calling AsGameObjectID().
171 /// \sa
172 /// - \ref AK::SpatialAudio::SetPortal
173 /// - \ref AK::SpatialAudio::RemovePortal
174 typedef AkSpatialAudioID AkPortalID;
175 
176 ///< Unique ID for identifying geometry sets. Chosen by the client using any means desired.
177 /// \sa
178 /// - \ref AK::SpatialAudio::SetGeometry
179 /// - \ref AK::SpatialAudio::RemoveGeometry
180 typedef AkSpatialAudioID AkGeometrySetID;
181 
182 ///< Unique ID for identifying geometry set instances. Chosen by the client using any means desired.
183 /// \sa
184 /// - \ref AK::SpatialAudio::SetGeometry
185 /// - \ref AK::SpatialAudio::RemoveGeometry
186 typedef AkSpatialAudioID AkGeometryInstanceID;
AkTriIdx
AkUInt16 AkTriIdx
Definition: AkSpatialAudioTypes.h:84
AkSpatialAudioID::operator>
bool operator>(AkSpatialAudioID rhs) const
Definition: AkSpatialAudioTypes.h:109
AkUInt16
uint16_t AkUInt16
Unsigned 16-bit integer.
Definition: AkNumeralTypes.h:37
kDefaultDiffractionMaxPaths
const AkUInt32 kDefaultDiffractionMaxPaths
Definition: AkSpatialAudioTypes.h:53
AK
Audiokinetic namespace.
Definition: AkWwiseSDKVersion.cs:31
ArrayPoolSpatialAudioSIMD
AkArrayAllocatorAlignedSimd< AkMemID_SpatialAudio > ArrayPoolSpatialAudioSIMD
Definition: AkSpatialAudioTypes.h:62
ArrayPoolSpatialAudioPaths
AkArrayAllocatorNoAlign< AkMemID_SpatialAudioPaths > ArrayPoolSpatialAudioPaths
Definition: AkSpatialAudioTypes.h:64
AkGameObjectID
AkUInt64 AkGameObjectID
Game object ID.
Definition: AkTypes.h:122
AkRoomID::FromGameObjectID
static AkRoomID FromGameObjectID(AkGameObjectID in_fromGameObject)
Conversion function used to convert to AkGameObjectIDs to AkRoomID.
Definition: AkSpatialAudioTypes.h:145
ArrayPoolSpatialAudioGeometrySIMD
AkArrayAllocatorAlignedSimd< AkMemID_SpatialAudioGeometry > ArrayPoolSpatialAudioGeometrySIMD
Definition: AkSpatialAudioTypes.h:68
AkSpatialAudioID::AkSpatialAudioID
AkSpatialAudioID(AkUInt64 _id)
Construct from a 64-bit int.
Definition: AkSpatialAudioTypes.h:101
AK::SpatialAudio::DbString
AkDbString< ArrayPoolSpatialAudio, char, CAkLock > DbString
Instanced string type.
Definition: AkSpatialAudioTypes.h:77
AkReal32
float AkReal32
32-bit floating point
Definition: AkNumeralTypes.h:46
AkSurfIdx
AkUInt16 AkSurfIdx
Definition: AkSpatialAudioTypes.h:85
AkSpatialAudioID::operator==
bool operator==(AkSpatialAudioID rhs) const
Definition: AkSpatialAudioTypes.h:106
AkSpatialAudioID::operator!=
bool operator!=(AkSpatialAudioID rhs) const
Definition: AkSpatialAudioTypes.h:107
kMaxDiffraction
const AkReal32 kMaxDiffraction
Definition: AkSpatialAudioTypes.h:54
AK::SpatialAudio::OsString
AkString< ArrayPoolSpatialAudio, AkOSChar > OsString
OS string type for use in Wwise Spatial Audio.
Definition: AkSpatialAudioTypes.h:75
AkString
Definition: AkString.h:66
AkSpatialAudioID::AkSpatialAudioID
AkSpatialAudioID(const void *ptr)
Conversion from a pointer to a AkSpatialAudioID.
Definition: AkSpatialAudioTypes.h:104
AK::SpatialAudio::String
AkString< ArrayPoolSpatialAudio, char > String
String type for use in Wwise Spatial Audio.
Definition: AkSpatialAudioTypes.h:76
AkEdgeReceptorIdx
AkUInt16 AkEdgeReceptorIdx
Definition: AkSpatialAudioTypes.h:87
AkGeometrySetID
AkSpatialAudioID AkGeometrySetID
Definition: AkSpatialAudioTypes.h:180
AkRoomID::AsGameObjectID
AkGameObjectID AsGameObjectID() const
Conversion function used to convert AkRoomID's to AkGameObjectIDs.
Definition: AkSpatialAudioTypes.h:142
AkRoomID::AkRoomID
AkRoomID(AkUInt64 _id)
Construct from a 64-bit int.
Definition: AkSpatialAudioTypes.h:136
AkSpatialAudioID::operator>=
bool operator>=(AkSpatialAudioID rhs) const
Definition: AkSpatialAudioTypes.h:111
AkSpatialAudioID::AsGameObjectID
AkGameObjectID AsGameObjectID() const
Conversion function used internally to convert from a AkSpatialAudioID to a AkGameObjectID.
Definition: AkSpatialAudioTypes.h:117
AkSpatialAudioID
Base type for ID's used by Wwise spatial audio.
Definition: AkSpatialAudioTypes.h:96
AkSpatialAudioID::IsValid
bool IsValid() const
Determine if this ID is valid.
Definition: AkSpatialAudioTypes.h:114
AkSpatialAudioID::AkSpatialAudioID
constexpr AkSpatialAudioID()
Default constructor. Creates an invalid ID.
Definition: AkSpatialAudioTypes.h:98
AkSpatialAudioID::operator<
bool operator<(AkSpatialAudioID rhs) const
Definition: AkSpatialAudioTypes.h:108
AK::SpatialAudio::kOutdoorRoomID
constexpr AkRoomID kOutdoorRoomID
The outdoor room ID. This room is created automatically and is typically used for outdoors,...
Definition: AkSpatialAudioTypes.h:164
AkRoomID::AkRoomID
constexpr AkRoomID()
Default constructor. Creates an invalid ID.
Definition: AkSpatialAudioTypes.h:133
AkEdgeIdx
AkUInt16 AkEdgeIdx
Definition: AkSpatialAudioTypes.h:86
AkRoomID::AkRoomID
AkRoomID(const void *ptr)
Conversion from a pointer to a AkRoomID.
Definition: AkSpatialAudioTypes.h:139
AkUInt64
uint64_t AkUInt64
Unsigned 64-bit integer.
Definition: AkNumeralTypes.h:39
AkSpatialAudioID::operator<=
bool operator<=(AkSpatialAudioID rhs) const
Definition: AkSpatialAudioTypes.h:110
AkUInt32
uint32_t AkUInt32
Unsigned 32-bit integer.
Definition: AkNumeralTypes.h:38
ArrayPoolSpatialAudio
AkArrayAllocatorNoAlign< AkMemID_SpatialAudio > ArrayPoolSpatialAudio
Definition: AkSpatialAudioTypes.h:61
AkVertIdx
AkUInt16 AkVertIdx
Definition: AkSpatialAudioTypes.h:83
AkPortalID
AkSpatialAudioID AkPortalID
Definition: AkSpatialAudioTypes.h:174
ArrayPoolSpatialAudioPathsSIMD
AkArrayAllocatorAlignedSimd< AkMemID_SpatialAudioPaths > ArrayPoolSpatialAudioPathsSIMD
Definition: AkSpatialAudioTypes.h:65
kDefaultDiffractionMaxEdges
const AkUInt32 kDefaultDiffractionMaxEdges
Definition: AkSpatialAudioTypes.h:52
kPortalToPortalDiffractionMaxPaths
const AkUInt32 kPortalToPortalDiffractionMaxPaths
Definition: AkSpatialAudioTypes.h:59
AK::SpatialAudio::WString
AkString< ArrayPoolSpatialAudio, wchar_t > WString
Wide string type for use in Wwise Spatial Audio.
Definition: AkSpatialAudioTypes.h:74
ArrayPoolSpatialAudioGeometry
AkArrayAllocatorNoAlign< AkMemID_SpatialAudioGeometry > ArrayPoolSpatialAudioGeometry
Definition: AkSpatialAudioTypes.h:67
kDiffractionMaxEdges
const AkUInt32 kDiffractionMaxEdges
Definition: AkSpatialAudioTypes.h:57
kDiffractionMaxPaths
const AkUInt32 kDiffractionMaxPaths
Definition: AkSpatialAudioTypes.h:58
AkGeometryInstanceID
AkSpatialAudioID AkGeometryInstanceID
Definition: AkSpatialAudioTypes.h:186

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