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  3. FParticleSystemSceneProxy

FParticleSystemSceneProxy

API > API/Runtime > API/Runtime/Engine

   
Name FParticleSystemSceneProxy
Type class
Header File /Engine/Source/Runtime/Engine/Public/ParticleSystemSceneProxy.h
Include Path #include "ParticleSystemSceneProxy.h"

Syntax

class FParticleSystemSceneProxy : public FPrimitiveSceneProxy

Inheritance Hierarchy

Constructors

Name Remarks Include Path Unreal Specifiers

FParticleSystemSceneProxy ( const FParticleSystemSceneProxyDesc& Desc
)

 Initialization constructor. ParticleSystemSceneProxy.h  

Destructors

Name Remarks Include Path Unreal Specifiers

virtual ~FParticleSystemSceneProxy()

   ParticleSystemSceneProxy.h  

Variables

Public

Name Type Remarks Include Path Unreal Specifiers
MeshEmitterLODIndices TArray< int32 > Persistent proxy storage for mesh emitter LODs; need to store these here, because GDME needs to calc the index, but VF needs to be init'ed with the correct LOD, and DynamicData goes away every frame ParticleSystemSceneProxy.h  

Protected

Name Type Remarks Include Path Unreal Specifiers
bCanBeOccluded uint8   ParticleSystemSceneProxy.h  
bHasCustomOcclusionBounds uint8   ParticleSystemSceneProxy.h  
OcclusionBounds FBoxSphereBounds Bounds for occlusion rendering. ParticleSystemSceneProxy.h  

Functions

Public

Name Remarks Include Path Unreal Specifiers

void DetermineLODDistance ( const FSceneView* View,
int32 FrameNumber
)

   ParticleSystemSceneProxy.h  

uint32 GetAllocatedSize()

   ParticleSystemSceneProxy.h  

bool GetCastShadow()

   ParticleSystemSceneProxy.h  

const FColoredMaterialRenderProxy * GetDeselectedWireframeMatInst()

   ParticleSystemSceneProxy.h  

FParticleDynamicData * GetDynamicData()

   ParticleSystemSceneProxy.h  

ERHIFeatureLevel::Type GetFeatureLevel()

   ParticleSystemSceneProxy.h  

FParticleDynamicData * GetLastDynamicData()

   ParticleSystemSceneProxy.h  

const FMaterialRelevance & GetMaterialRelevance()

   ParticleSystemSceneProxy.h  

void GetObjectPositionAndScale ( const FSceneView& View,
FVector2D& ObjectNDCPosition,
FVector2D& ObjectMacroUVScales
) const

 Object position in post projection space. ParticleSystemSceneProxy.h  

float GetPendingLODDistance()

   ParticleSystemSceneProxy.h  

FMeshBatch * GetPooledMeshBatch()

 Gets a mesh batch from the pool. ParticleSystemSceneProxy.h  

int32 GetVisualizeLODIndex()

   ParticleSystemSceneProxy.h  

FRHIUniformBuffer * GetWorldSpacePrimitiveUniformBuffer()

   ParticleSystemSceneProxy.h  

FMatrix GetWorldToLocal ()

 While this isn't good OO design, access to everything is made public. ParticleSystemSceneProxy.h  

void ReleaseRenderThreadResources()

 Called when the rendering thread removes the dynamic data from the scene. ParticleSystemSceneProxy.h  

void SetLastDynamicData ( FParticleDynamicData* InLastDynamicData
)

   ParticleSystemSceneProxy.h  

void SetVisualizeLODIndex ( int32 InVisualizeLODIndex
)

   ParticleSystemSceneProxy.h  

void UpdateData ( FParticleDynamicData* NewDynamicData
)

   ParticleSystemSceneProxy.h  

void UpdateData_RenderThread ( FParticleDynamicData* NewDynamicData
)

   ParticleSystemSceneProxy.h  
Called by dynamic emitter data during initialization to make sure the world space primitive uniform buffer is up-to-date. ParticleSystemSceneProxy.h  

Overridden from FPrimitiveSceneProxy

Name Remarks Include Path Unreal Specifiers

virtual bool CanBeOccluded()

   ParticleSystemSceneProxy.h  

virtual void CreateRenderThreadResources ( FRHICommandListBase& RHICmdList
)

 Called when the rendering thread adds the proxy to the scene. ParticleSystemSceneProxy.h  

virtual void GatherSimpleLights ( const FSceneViewFamily& ViewFamily,
FSimpleLightArray& OutParticleLights
) const

 Gathers simple lights for this emitter. ParticleSystemSceneProxy.h  

virtual FBoxSphereBounds GetCustomOcclusionBounds()

 Return the custom occlusion bounds for this scene proxy. ParticleSystemSceneProxy.h  

virtual void GetDynamicMeshElements ( const TArray< const FSceneView* >& Views,
const FSceneViewFamily& ViewFamily,
uint32 VisibilityMap,
FMeshElementCollector& Collector
) const

 Gathers the primitive's dynamic mesh elements. ParticleSystemSceneProxy.h  

virtual uint32 GetMemoryFootprint()

 Every derived class should override these functions ParticleSystemSceneProxy.h  

virtual SIZE_T GetTypeHash()

 Return a type (or subtype) specific hash for sorting purposes ParticleSystemSceneProxy.h  

virtual FPrimitiveViewRelevance GetViewRelevance ( const FSceneView* View
) const

   ParticleSystemSceneProxy.h  

virtual bool HasCustomOcclusionBounds()

 Returns whether the proxy utilizes custom occlusion bounds or not ParticleSystemSceneProxy.h  

virtual void OnTransformChanged ( FRHICommandListBase& RHICmdList
)

 Called to notify the proxy when its transform has been updated. ParticleSystemSceneProxy.h  

Protected

Name Remarks Include Path Unreal Specifiers

void CreateRenderThreadResourcesForEmitterData()

 Allows dynamic emitter data to create render thread resources. ParticleSystemSceneProxy.h  

void ReleaseRenderThreadResourcesForEmitterData()

 Allows dynamic emitter data to release render thread resources. ParticleSystemSceneProxy.h  

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