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API > API/Runtime > API/Runtime/Engine > API/Runtime/Engine/Sound
Inheritance Hierarchy
- UObjectBase
- UObjectBaseUtility
- UObject
- USoundNode
- USoundNodeEnveloper
References
| Module | Engine |
| Header | /Engine/Source/Runtime/Engine/Classes/Sound/SoundNodeEnveloper.h |
| Include | #include "Sound/SoundNodeEnveloper.h" |
Syntax
class USoundNodeEnveloper : public USoundNode
Remarks
Allows manipulation of volume and pitch over a set time period
Variables
| Type | Name | Description | |
|---|---|---|---|
 |
uint32: 1 | bLoop | If enabled, the envelope will loop using the loop settings. |
 |
uint32: 1 | bLoopIndefinitely | If enabled, the envelope will continue to loop indefenitely regardless of the Loop Count value. |
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float | DurationAfterLoop | The time in seconds it takes the evelope to fade out after the last loop is completed. |
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int32 | LoopCount | The number of times the envelope should loop if looping is enabled and the envelope is not set to loop indefinitely. |
 |
float | LoopEnd | The time in seconds where the envelope's loop ends. |
 |
float | LoopStart | The time in seconds where the envelope's loop begins. |
 |
FRuntimeFloatCurve | PitchCurve | The distribution defining the pitch envelope. |
 |
float | PitchMax | The maximum pitch for the input sound. |
 |
float | PitchMin | The minimum pitch for the input sound. |
 |
FRuntimeFloatCurve | VolumeCurve | The distribution defining the volume envelope. |
 |
float | VolumeMax | The maximum volume for the input sound. |
 |
float | VolumeMin | The minimum volume for the input sound. |
Constructors
| Type | Name | Description | |
|---|---|---|---|
 |
USoundNodeEnveloper
(
const FObjectInitializer& ObjectInitializer |
Functions
| Type | Name | Description | |
|---|---|---|---|
  |
void | ParseNodes
(
FAudioDevice* AudioDevice, |
Overridden from USoundNode
| Type | Name | Description | |
|---|---|---|---|
  |
float | GetDuration () |
Returns the maximum duration this sound node will play for. |
Overridden from UObject
| Type | Name | Description | |
|---|---|---|---|
  |
void | PostEditChangeProperty
(
FPropertyChangedEvent& PropertyChangedEvent |
Called when a property on this object has been modified externally |
  |
void | Called after the C++ constructor and after the properties have been initialized, including those loaded from config. | |
  |
void | Handles reading, writing, and reference collecting using FArchive. |
Deprecated Variables
| Type | Name | Description | |
|---|---|---|---|
 |
TObjectPtr< class UDistributionFloatConstantCurve > | PitchInterpCurve_DEPRECATED | |
 |
TObjectPtr< class UDistributionFloatConstantCurve > | VolumeInterpCurve_DEPRECATED |