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Wwise SDK 2024.1.1
AkReflectGameData.h
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14 Alternatively, this file may be used under the Apache License, Version 2.0 (the
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26 
27 #ifndef _AK_REFLECT_GAMEDATA_H_
28 #define _AK_REFLECT_GAMEDATA_H_
29 
30 #include <AK/SoundEngine/Common/AkTypes.h>
31 
32 #define AK_MAX_NUM_TEXTURE 4
33 
34 /// Data used to describe one image source in Reflect.
35 struct AkImageSourceName
36 {
37  AkImageSourceName()
38  : uNumChar(0)
39  , pName(NULL)
40  {
41  }
42 
43  void SetName(const char * in_pName)
44  {
45  pName = in_pName;
46  if (pName)
47  {
48  uNumChar = (AkUInt32)strlen(in_pName);
49  }
50  else
51  {
52  uNumChar = 0;
53  }
54  }
55 
56  AkUInt32 uNumChar; ///< Number of characters in image source name.
57  const char * pName; ///< Optional image source name. Appears in Reflect's editor when profiling.
58 };
59 
60 struct AkImageSourceTexture
61 {
62  AkImageSourceTexture()
63  : uNumTexture(1)
64  {
65  arTextureID[0] = AK_INVALID_UNIQUE_ID;
66  }
67 
68  AkUInt32 uNumTexture; ///< Number of valid textures in the texture array.
69  AkUniqueID arTextureID[AK_MAX_NUM_TEXTURE]; ///< Unique IDs of the Acoustics Texture ShareSets used to filter this image source.
70 };
71 
72 struct AkImageSourceParams
73 {
74  AkImageSourceParams()
75  : fDistanceScalingFactor(1.f)
76  , fLevel(1.f)
77  , fDiffraction(0.f)
78  , fOcclusion(0.f)
79  , uDiffractionEmitterSide(0)
80  , uDiffractionListenerSide(0)
81  {
82  sourcePosition.X = 0.f;
83  sourcePosition.Y = 0.f;
84  sourcePosition.Z = 0.f;
85  }
86 
87  AkImageSourceParams(AkVector64 in_sourcePosition, AkReal32 in_fDistanceScalingFactor, AkReal32 in_fLevel)
88  : sourcePosition(in_sourcePosition)
89  , fDistanceScalingFactor(in_fDistanceScalingFactor)
90  , fLevel(in_fLevel)
91  , fDiffraction(0.f)
92  , fOcclusion(0.f)
93  , uDiffractionEmitterSide(0)
94  , uDiffractionListenerSide(0)
95  {
96  }
97 
98  AkVector64 sourcePosition; ///< Image source position, relative to the world.
99  AkReal32 fDistanceScalingFactor; ///< Image source distance scaling. This number effectively scales the sourcePosition vector with respect to the listener and, consequently, scales distance and preserves orientation.
100  AkReal32 fLevel; ///< Game-controlled level for this source, linear.
101  AkReal32 fDiffraction; ///< Diffraction amount, normalized to the range [0,1].
102  AkReal32 fOcclusion; ///< Portal occlusion amount, in the range [0,1].
103  AkUInt8 uDiffractionEmitterSide; ///< If there is a shadow zone diffraction just after the emitter in the reflection path, indicates the number of diffraction edges, otherwise 0 if no diffraction.
104  AkUInt8 uDiffractionListenerSide; ///< If there is a shadow zone diffraction before reaching the listener in the reflection path, indicates the number of diffraction edges, otherwise 0 if no diffraction.
105 };
106 
107 struct AkReflectImageSource
108 {
109  AkReflectImageSource()
110  : uID((AkImageSourceID)-1)
111  , params()
112  , texture()
113  , name()
114  {}
115 
116  AkReflectImageSource(AkImageSourceID in_uID, AkVector64 in_sourcePosition, AkReal32 in_fDistanceScalingFactor, AkReal32 in_fLevel)
117  : uID(in_uID)
118  , params(in_sourcePosition, in_fDistanceScalingFactor, in_fLevel)
119  , texture()
120  , name()
121  {
122  }
123 
124  void SetName(const char * in_pName)
125  {
126  name.SetName(in_pName);
127  }
128 
129  AkImageSourceID uID; ///< Image source ID (for matching delay lines across frames)
130  AkImageSourceParams params; ///< Image source properties
131  AkImageSourceTexture texture; ///< Image source's acoustic textures. Note that changing any of these textures across frames for a given image source, identified by uID, may result in a discontinuity in the audio signal.
132  AkImageSourceName name; ///< Image source name, for profiling.
133 };
134 
135 /// Data structure sent by the game to an instance of the Reflect plug-in.
136 struct AkReflectGameData
137 {
138  AkGameObjectID listenerID; ///< ID of the listener used to compute spatialization and distance evaluation from within the targeted Reflect plug-in instance. It needs to be one of the listeners that are listening to the game object associated with the targeted plug-in instance. See AK::SoundEngine::SetListeners and AK::SoundEngine::SetGameObjectAuxSendValues.
139  AkUInt32 uNumImageSources; ///< Number of image sources passed in the variable array, below.
140  AkReflectImageSource arSources[1]; ///< Variable array of image sources. You should allocate storage for the structure by calling AkReflectGameData::GetSize() with the desired number of sources.
141 
142  /// Default constructor.
143  AkReflectGameData()
144  : listenerID( AK_INVALID_GAME_OBJECT )
145  , uNumImageSources(0)
146  {}
147 
148  /// Helper function for computing the size required to allocate the AkReflectGameData structure.
149  static AkUInt32 GetSize(AkUInt32 in_uNumSources)
150  {
151  return (in_uNumSources > 0) ? sizeof(AkReflectGameData) + (in_uNumSources - 1) * sizeof(AkReflectImageSource) : sizeof(AkReflectGameData);
152  }
153 };
154 #endif // _AK_REFLECT_GAMEDATA_H_
AkImageSourceName::uNumChar
AkUInt32 uNumChar
Number of characters in image source name.
Definition: AkReflectGameData.h:56
AkReflectImageSource::AkReflectImageSource
AkReflectImageSource(AkImageSourceID in_uID, AkVector64 in_sourcePosition, AkReal32 in_fDistanceScalingFactor, AkReal32 in_fLevel)
Definition: AkReflectGameData.h:116
AK_MAX_NUM_TEXTURE
#define AK_MAX_NUM_TEXTURE
Definition: AkReflectGameData.h:32
AkReflectGameData::arSources
AkReflectImageSource arSources[1]
Variable array of image sources. You should allocate storage for the structure by calling AkReflectGa...
Definition: AkReflectGameData.h:140
AkReflectImageSource::texture
AkImageSourceTexture texture
Image source's acoustic textures. Note that changing any of these textures across frames for a given ...
Definition: AkReflectGameData.h:131
AkImageSourceName
Data used to describe one image source in Reflect.
Definition: AkReflectGameData.h:36
AkImageSourceParams::fOcclusion
AkReal32 fOcclusion
Portal occlusion amount, in the range [0,1].
Definition: AkReflectGameData.h:102
AkGameObjectID
AkUInt64 AkGameObjectID
Game object ID
Definition: AkTypes.h:60
AkImageSourceTexture::uNumTexture
AkUInt32 uNumTexture
Number of valid textures in the texture array.
Definition: AkReflectGameData.h:68
AkImageSourceParams::fDiffraction
AkReal32 fDiffraction
Diffraction amount, normalized to the range [0,1].
Definition: AkReflectGameData.h:101
AkImageSourceParams::fLevel
AkReal32 fLevel
Game-controlled level for this source, linear.
Definition: AkReflectGameData.h:100
AkImageSourceID
AkUInt32 AkImageSourceID
Image Source ID
Definition: AkTypes.h:84
AkImageSourceParams::fDistanceScalingFactor
AkReal32 fDistanceScalingFactor
Image source distance scaling. This number effectively scales the sourcePosition vector with respect ...
Definition: AkReflectGameData.h:99
AkUInt8
uint8_t AkUInt8
Unsigned 8-bit integer
Definition: AkNumeralTypes.h:36
AkReflectGameData::uNumImageSources
AkUInt32 uNumImageSources
Number of image sources passed in the variable array, below.
Definition: AkReflectGameData.h:139
AkReflectImageSource::SetName
void SetName(const char *in_pName)
Definition: AkReflectGameData.h:124
NULL
#define NULL
Definition: AkTypes.h:46
AkReal32
float AkReal32
32-bit floating point
Definition: AkNumeralTypes.h:46
AkUniqueID
AkUInt32 AkUniqueID
Unique 32-bit ID
Definition: AkTypes.h:52
AkReflectGameData::GetSize
static AkUInt32 GetSize(AkUInt32 in_uNumSources)
Helper function for computing the size required to allocate the AkReflectGameData structure.
Definition: AkReflectGameData.h:149
AkReflectGameData::listenerID
AkGameObjectID listenerID
ID of the listener used to compute spatialization and distance evaluation from within the targeted Re...
Definition: AkReflectGameData.h:138
AkImageSourceParams::uDiffractionListenerSide
AkUInt8 uDiffractionListenerSide
If there is a shadow zone diffraction before reaching the listener in the reflection path,...
Definition: AkReflectGameData.h:104
AkReflectImageSource::uID
AkImageSourceID uID
Image source ID (for matching delay lines across frames)
Definition: AkReflectGameData.h:129
AkReflectGameData
Data structure sent by the game to an instance of the Reflect plug-in.
Definition: AkReflectGameData.h:137
AkReflectGameData::AkReflectGameData
AkReflectGameData()
Default constructor.
Definition: AkReflectGameData.h:143
AK_INVALID_UNIQUE_ID
static const AkUniqueID AK_INVALID_UNIQUE_ID
Invalid unique 32-bit ID
Definition: AkTypes.h:97
AkImageSourceParams::AkImageSourceParams
AkImageSourceParams(AkVector64 in_sourcePosition, AkReal32 in_fDistanceScalingFactor, AkReal32 in_fLevel)
Definition: AkReflectGameData.h:87
AkImageSourceName::pName
const char * pName
Optional image source name. Appears in Reflect's editor when profiling.
Definition: AkReflectGameData.h:57
AkVector64::Y
AkReal64 Y
Y Position
Definition: AkTypes.h:363
AkReflectImageSource::name
AkImageSourceName name
Image source name, for profiling.
Definition: AkReflectGameData.h:132
AK_INVALID_GAME_OBJECT
static const AkGameObjectID AK_INVALID_GAME_OBJECT
Invalid game object (may also mean all game objects)
Definition: AkTypes.h:96
AkVector64
3D 64-bit vector. Intended as storage for world positions of sounds and objects, benefiting from 64-b...
Definition: AkTypes.h:334
AkUInt32
uint32_t AkUInt32
Unsigned 32-bit integer
Definition: AkNumeralTypes.h:38
AkImageSourceParams::sourcePosition
AkVector64 sourcePosition
Image source position, relative to the world.
Definition: AkReflectGameData.h:98
AkImageSourceName::SetName
void SetName(const char *in_pName)
Definition: AkReflectGameData.h:43
AkReflectImageSource::params
AkImageSourceParams params
Image source properties
Definition: AkReflectGameData.h:130
AkVector64::Z
AkReal64 Z
Z Position
Definition: AkTypes.h:364
AkImageSourceTexture::arTextureID
AkUniqueID arTextureID[AK_MAX_NUM_TEXTURE]
Unique IDs of the Acoustics Texture ShareSets used to filter this image source.
Definition: AkReflectGameData.h:69
AkVector64::X
AkReal64 X
X Position
Definition: AkTypes.h:362
AkImageSourceParams::uDiffractionEmitterSide
AkUInt8 uDiffractionEmitterSide
If there is a shadow zone diffraction just after the emitter in the reflection path,...
Definition: AkReflectGameData.h:103

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