Navigation
Unreal Engine C++ API Reference > Runtime > Engine > Particles > TypeData
Inheritance Hierarchy
- UObjectBase
- UObjectBaseUtility
- UObject
- UParticleModule
- UParticleModuleTypeDataBase
- UParticleModuleTypeDataAnimTrail
References
| Module | Engine |
| Header | /Engine/Source/Runtime/Engine/Classes/Particles/TypeData/ParticleModuleTypeDataAnimTrail.h |
| Include | #include "Particles/TypeData/ParticleModuleTypeDataAnimTrail.h" |
Syntax
class UParticleModuleTypeDataAnimTrail : public UParticleModuleTypeDataBase
Variables
| Type | Name | Description | |
|---|---|---|---|
 |
uint32: 1 | bDeadTrailsOnDeactivate | General Trail Variables. |
 |
uint32: 1 | bEnablePreviousTangentRecalculation | If true, recalculate the previous tangent when a new particle is spawned |
 |
uint32: 1 | bTangentRecalculationEveryFrame | If true, recalculate tangents every frame to allow velocity/acceleration to be applied |
 |
float | DistanceTessellationStepSize | The distance step size for tessellation. |
 |
float | TangentTessellationStepSize | The tangent scalar for tessellation. |
 |
float | TilingDistance | The (estimated) covered distance to tile the 2nd UV set at. |
 |
float | WidthTessellationStepSize | The width step size for tessellation. |
Constructors
| Type | Name | Description | |
|---|---|---|---|
 |
UParticleModuleTypeDataAnimTrail
(
const FObjectInitializer& ObjectInitializer |
Overridden from UParticleModuleTypeDataBase
| Type | Name | Description | |
|---|---|---|---|
  |
void | CollectPSOPrecacheData
(
const UParticleEmitter* Emitter, |
|
  |
FParticleEmitterInstance * | CreateInstance
(
UParticleEmitter* InEmitterParent, |
|
   |
EPrimitiveType | ||
   |
const FVertexFactoryType * |
Overridden from UParticleModule
| Type | Name | Description | |
|---|---|---|---|
  |
bool | Return false if this emitter requires a game thread tick | |
  |
uint32 | RequiredBytes
(
UParticleModuleTypeDataBase* TypeData |
Returns the number of bytes that the module requires in the particle payload block. |