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Wwise SDK 2019.1.11
AkReflectGameData.h
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.
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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
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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
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24 Version: <VERSION> Build: <BUILDNUMBER>
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26 *******************************************************************************/
27 
28 #ifndef _AK_REFLECT_GAMEDATA_H_
29 #define _AK_REFLECT_GAMEDATA_H_
30 
31 #include <AK/SoundEngine/Common/AkTypes.h>
32 
33 #define AK_MAX_NUM_TEXTURE 4
34 
35 /// Data used to describe one image source in Wwise Reflect.
36 struct AkImageSourceName
37 {
38  AkImageSourceName()
39  : uNumChar(0)
40  , pName(NULL)
41  {
42  }
43 
44  void SetName(const char * in_pName)
45  {
46  pName = in_pName;
47  if (pName)
48  {
49  uNumChar = (AkUInt32)strlen(in_pName);
50  }
51  else
52  {
53  uNumChar = 0;
54  }
55  }
56 
57  AkUInt32 uNumChar; ///< Number of characters in image source name.
58  const char * pName; ///< Optional image source name. Appears in Wwise Reflect's editor when profiling.
59 };
60 
61 struct AkImageSourceTexture
62 {
63  AkImageSourceTexture()
64  : uNumTexture(1)
65  {
66  arTextureID[0] = AK_INVALID_UNIQUE_ID;
67  }
68 
69  AkUInt32 uNumTexture; ///< Number of valid textures in the texture array.
70  AkUniqueID arTextureID[AK_MAX_NUM_TEXTURE]; ///< Unique IDs of the Acoustics Texture ShareSets used to filter this image source.
71 };
72 
73 struct AkImageSourceParams
74 {
75  AkImageSourceParams()
76  : fDistanceScalingFactor(1.f)
77  , fLevel(1.f)
78  , fDiffraction(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(AkVector 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  , uDiffractionEmitterSide(0)
93  , uDiffractionListenerSide(0)
94  {
95  }
96 
97  AkVector sourcePosition; ///< Image source position, relative to the world.
98  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.
99  AkReal32 fLevel; ///< Game-controlled level for this source, linear.
100  AkReal32 fDiffraction; ///< Diffraction amount, normalized to the range [0,1].
101  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.
102  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.
103 };
104 
105 struct AkReflectImageSource
106 {
107  AkReflectImageSource()
108  : uID((AkImageSourceID)-1)
109  , params()
110  , texture()
111  , name()
112  {}
113 
114  AkReflectImageSource(AkImageSourceID in_uID, AkVector in_sourcePosition, AkReal32 in_fDistanceScalingFactor, AkReal32 in_fLevel)
115  : uID(in_uID)
116  , params(in_sourcePosition, in_fDistanceScalingFactor, in_fLevel)
117  , texture()
118  , name()
119  {
120  }
121 
122  void SetName(const char * in_pName)
123  {
124  name.SetName(in_pName);
125  }
126 
127  AkImageSourceID uID; ///< Image source ID (for matching delay lines across frames)
128  AkImageSourceParams params;
129  AkImageSourceTexture texture;
130  AkImageSourceName name;
131 };
132 
133 /// Data structure sent by the game to an instance of the Wwise Reflect plug-in.
134 struct AkReflectGameData
135 {
136  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.
137  AkUInt32 uNumImageSources; ///< Number of image sources passed in the variable array, below.
138  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.
139 
140  /// Default constructor.
141  AkReflectGameData()
142  : listenerID( AK_INVALID_GAME_OBJECT )
143  , uNumImageSources(0)
144  {}
145 
146  /// Helper function for computing the size required to allocate the AkReflectGameData structure.
147  static AkUInt32 GetSize(AkUInt32 in_uNumSources)
148  {
149  return (in_uNumSources > 0) ? sizeof(AkReflectGameData) + (in_uNumSources - 1) * sizeof(AkReflectImageSource) : sizeof(AkReflectGameData);
150  }
151 };
152 #endif // _AK_REFLECT_GAMEDATA_H_
AkImageSourceName::uNumChar
AkUInt32 uNumChar
Number of characters in image source name.
Definition: AkReflectGameData.h:57
AkReflectImageSource::AkReflectImageSource
AkReflectImageSource(AkImageSourceID in_uID, AkVector in_sourcePosition, AkReal32 in_fDistanceScalingFactor, AkReal32 in_fLevel)
Definition: AkReflectGameData.h:114
AkReflectGameData::arSources
AkReflectImageSource arSources[1]
Variable array of image sources. You should allocate storage for the structure by calling AkReflectGa...
Definition: AkReflectGameData.h:138
AkReflectImageSource::texture
AkImageSourceTexture texture
Definition: AkReflectGameData.h:129
AkImageSourceName
Data used to describe one image source in Wwise Reflect.
Definition: AkReflectGameData.h:37
AkImageSourceTexture::uNumTexture
AkUInt32 uNumTexture
Number of valid textures in the texture array.
Definition: AkReflectGameData.h:69
AkImageSourceParams::fDiffraction
AkReal32 fDiffraction
Diffraction amount, normalized to the range [0,1].
Definition: AkReflectGameData.h:100
AkImageSourceParams::fLevel
AkReal32 fLevel
Game-controlled level for this source, linear.
Definition: AkReflectGameData.h:99
AkImageSourceParams::fDistanceScalingFactor
AkReal32 fDistanceScalingFactor
Image source distance scaling. This number effectively scales the sourcePosition vector with respect ...
Definition: AkReflectGameData.h:98
AkReflectGameData::uNumImageSources
AkUInt32 uNumImageSources
Number of image sources passed in the variable array, below.
Definition: AkReflectGameData.h:137
AkReflectImageSource::SetName
void SetName(const char *in_pName)
Definition: AkReflectGameData.h:122
AkVector::Y
AkReal32 Y
Y Position.
Definition: AkTypes.h:300
AkReflectGameData::GetSize
static AkUInt32 GetSize(AkUInt32 in_uNumSources)
Helper function for computing the size required to allocate the AkReflectGameData structure.
Definition: AkReflectGameData.h:147
AkReflectGameData::listenerID
AkGameObjectID listenerID
ID of the listener used to compute spatialization and distance evaluation from within the targeted Re...
Definition: AkReflectGameData.h:136
AkVector::X
AkReal32 X
X Position.
Definition: AkTypes.h:299
AkImageSourceParams::uDiffractionListenerSide
AkUInt8 uDiffractionListenerSide
If there is a shadow zone diffraction before reaching the listener in the reflection path,...
Definition: AkReflectGameData.h:102
AkReflectImageSource::uID
AkImageSourceID uID
Image source ID (for matching delay lines across frames)
Definition: AkReflectGameData.h:127
AkVector::Z
AkReal32 Z
Z Position.
Definition: AkTypes.h:301
AkReflectGameData
Data structure sent by the game to an instance of the Wwise Reflect plug-in.
Definition: AkReflectGameData.h:135
AkReflectGameData::AkReflectGameData
AkReflectGameData()
Default constructor.
Definition: AkReflectGameData.h:141
AkImageSourceName::pName
const char * pName
Optional image source name. Appears in Wwise Reflect's editor when profiling.
Definition: AkReflectGameData.h:58
AkImageSourceParams::sourcePosition
AkVector sourcePosition
Image source position, relative to the world.
Definition: AkReflectGameData.h:97
AkReflectImageSource::name
AkImageSourceName name
Definition: AkReflectGameData.h:130
AkVector
3D vector.
Definition: AkTypes.h:282
AkImageSourceName::SetName
void SetName(const char *in_pName)
Definition: AkReflectGameData.h:44
AkReflectImageSource::params
AkImageSourceParams params
Definition: AkReflectGameData.h:128
AkImageSourceTexture::arTextureID
AkUniqueID arTextureID[AK_MAX_NUM_TEXTURE]
Unique IDs of the Acoustics Texture ShareSets used to filter this image source.
Definition: AkReflectGameData.h:70
AkImageSourceParams::uDiffractionEmitterSide
AkUInt8 uDiffractionEmitterSide
If there is a shadow zone diffraction just after the emitter in the reflection path,...
Definition: AkReflectGameData.h:101
AkImageSourceParams::AkImageSourceParams
AkImageSourceParams(AkVector in_sourcePosition, AkReal32 in_fDistanceScalingFactor, AkReal32 in_fLevel)
Definition: AkReflectGameData.h:87

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