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Unreal Engine C++ API Reference > Runtime > Engine
Inheritance Hierarchy
- FDynamicEmitterDataBase
- FDynamicSpriteEmitterDataBase
- FDynamicTrailsEmitterData
- FDynamicAnimTrailEmitterData
- FDynamicRibbonEmitterData
References
| Module | Engine |
| Header | /Engine/Source/Runtime/Engine/Public/ParticleHelper.h |
| Include | #include "ParticleHelper.h" |
Syntax
struct FDynamicTrailsEmitterData : public FDynamicSpriteEmitterDataBase
Remarks
Dynamic emitter data for Ribbon emitters
Variables
| Type | Name | Description | |
|---|---|---|---|
 |
uint32: 1 | bClipSourceSegement | |
 |
uint32: 1 | bRenderGeometry | |
 |
uint32: 1 | bRenderParticles | |
 |
uint32: 1 | bRenderTangents | |
 |
uint32: 1 | bRenderTessellation | |
 |
uint32: 1 | bTextureTileDistance | |
 |
float | DistanceTessellationStepSize | |
 |
int32 | LastFramePreRendered | The sprite particle data. |
 |
FDynamicTrailsEmitterReplayData * | SourcePointer | |
 |
float | TangentTessellationScalar | |
 |
float | TextureTileDistance |
Constructors
| Type | Name | Description | |
|---|---|---|---|
 |
FDynamicTrailsEmitterData
(
const UParticleModuleRequired* RequiredModule |
Destructors
| Type | Name | Description | |
|---|---|---|---|
 |
Functions
| Type | Name | Description | |
|---|---|---|---|
   |
int32 | FillIndexData
(
FAsyncBufferFillData& Data |
Data fill functions. |
   |
int32 | FillVertexData
(
FAsyncBufferFillData& Data |
|
  |
void | Init
(
bool bInSelected |
Initialize this emitter's dynamic rendering data, called after source data has been filled in |
Overridden from FDynamicSpriteEmitterDataBase
| Type | Name | Description | |
|---|---|---|---|
   |
void | DoBufferFill
(
FAsyncBufferFillData& Me |
|
   |
int32 | Get the vertex stride for the dynamic parameter rendering data | |
   |
int32 | Get the vertex stride for the dynamic rendering data | |
   |
void | GetIndexAllocInfo
(
int32& OutNumIndices, |
Gets the number of indices to be allocated for this emitter. |
   |
const FDynamicTrailsEmitterReplayData * | Get the source replay data for this emitter | |
   |
void | RenderDebug
(
const FParticleSystemSceneProxy* Proxy, |
Debug rendering |
Overridden from FDynamicEmitterDataBase
| Type | Name | Description | |
|---|---|---|---|
   |
void | GetDynamicMeshElementsEmitter
(
const FParticleSystemSceneProxy* Proxy, |
|
   |
const FDynamicEmitterReplayDataBase & | GetSource () |
Returns the source data for this particle system |