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Unreal Engine C++ API Reference > Runtime > Engine > Particles > Beam
Inheritance Hierarchy
- UObjectBase
- UObjectBaseUtility
- UObject
- UParticleModule
- UParticleModuleBeamBase
- UParticleModuleBeamSource
References
Module | Engine |
Header | /Engine/Source/Runtime/Engine/Classes/Particles/Beam/ParticleModuleBeamSource.h |
Include | #include "Particles/Beam/ParticleModuleBeamSource.h" |
Syntax
class UParticleModuleBeamSource : public UParticleModuleBeamBase
Variables
Type | Name | Description | |
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uint32: 1 | bLockSource | Whether to lock the source to the life of the particle. |
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uint32: 1 | bLockSourceStength | Whether to lock the source to the life of the particle. |
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uint32: 1 | bLockSourceTangent | Whether to lock the source to the life of the particle. |
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uint32: 1 | bSourceAbsolute | Whether to treat the as an absolute position in world space. |
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int32 | LastSelectedParticleIndex | |
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FRawDistributionVector | Source | Default source-point to use. |
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TEnumAsByte< enum Beam2SourceTargetMethod > | SourceMethod | The method flag. |
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FName | SourceName | The strength of the tangent from the source point for each beam. |
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FRawDistributionFloat | SourceStrength | The strength of the tangent from the source point for each beam. |
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FRawDistributionVector | SourceTangent | The tangent for the source point for each beam. |
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TEnumAsByte< enum Beam2SourceTargetTangentMethod > | SourceTangentMethod | The method to use for the source tangent. |
Constructors
Type | Name | Description | |
---|---|---|---|
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UParticleModuleBeamSource
(
const FObjectInitializer& ObjectInitializer |
Functions
Type | Name | Description | |
---|---|---|---|
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void | GetDataPointerOffsets
(
FParticleEmitterInstance* Owner, |
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void | GetDataPointers
(
FParticleEmitterInstance* Owner, |
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void | Initializes the default values for this property | |
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bool | ResolveSourceData
(
FParticleBeam2EmitterInstance* BeamInst, |
Overridden from UParticleModule
Type | Name | Description | |
---|---|---|---|
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void | AutoPopulateInstanceProperties
(
UParticleSystemComponent* PSysComp |
Helper function used by the editor to auto-populate a placed AEmitter with any instance parameters that are utilized. |
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void | GetParticleSysParamsUtilized
(
TArray< FString >& ParticleSysParamList |
Retrieve the ParticleSysParams associated with this module. |
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uint32 | RequiredBytes
(
UParticleModuleTypeDataBase* TypeData |
Returns the number of bytes that the module requires in the particle payload block. |
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void | Spawn
(
FParticleEmitterInstance* Owner, |
Called on a particle that is freshly spawned by the emitter. |
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void | Update
(
FParticleEmitterInstance* Owner, |
Called on a particle that is being updated by its emitter. |
Overridden from UObject
Type | Name | Description | |
---|---|---|---|
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void | PostEditChangeProperty
(
FPropertyChangedEvent& PropertyChangedEvent |
Called when a property on this object has been modified externally |
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void | Called after the C++ constructor and after the properties have been initialized, including those loaded from config. |