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Unreal Engine C++ API Reference > Runtime > Engine > Particles > Lifetime
Inheritance Hierarchy
- UObjectBase
- UObjectBaseUtility
- UObject
- UParticleModule
- UParticleModuleLifetimeBase
- UParticleModuleLifetime
- UParticleModuleLifetime_Seeded
References
| Module | Engine |
| Header | /Engine/Source/Runtime/Engine/Classes/Particles/Lifetime/ParticleModuleLifetime.h |
| Include | #include "Particles/Lifetime/ParticleModuleLifetime.h" |
Syntax
class UParticleModuleLifetime : public UParticleModuleLifetimeBase
Variables
| Type | Name | Description | |
|---|---|---|---|
 |
FRawDistributionFloat | Lifetime | The lifetime of the particle, in seconds. |
Constructors
| Type | Name | Description | |
|---|---|---|---|
 |
UParticleModuleLifetime
(
const FObjectInitializer& ObjectInitializer |
Functions
| Type | Name | Description | |
|---|---|---|---|
 |
void | Initializes the default values for this property | |
 |
void | SpawnEx
(
FParticleEmitterInstance* Owner, |
Extended version of spawn, allows for using a random stream for distribution value retrieval |
Overridden from UParticleModuleLifetimeBase
| Type | Name | Description | |
|---|---|---|---|
  |
float | GetLifetimeValue
(
FParticleEmitterInstance* Owner, |
Return the lifetime value at the given time. |
  |
float | Return the maximum lifetime this module would return. |
Overridden from UParticleModule
| Type | Name | Description | |
|---|---|---|---|
  |
void | CompileModule
(
FParticleEmitterBuildInfo& EmitterInfo |
Called once to compile the effects of this module on runtime simulation. |
  |
void | SetToSensibleDefaults
(
UParticleEmitter* Owner |
For Cascade. |
  |
void | Spawn
(
FParticleEmitterInstance* Owner, |
Called on a particle that is freshly spawned by the emitter. |
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. |