FNiagaraRendererRibbons

FNiagaraRendererRibbons ( ERHIFeatureLevel::Type FeatureLevel,
const UNiagaraRendererProperties* InProps,
const FNiagaraEmitterInstance* Emitter
)

~FNiagaraRendererRibbons()

virtual void CreateRenderThreadResources ( FRHICommandListBase& RHICmdList
)

virtual FNiagaraDynamicDataBase * GenerateDynamicData ( const FNiagaraSceneProxy* Proxy,
const UNiagaraRendererProperties* InProperties,
const FNiagaraEmitterInstance* Emitteride
) const

virtual int32 GetDynamicDataSize()

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

virtual bool IsMaterialValid ( const UMaterialInterface* Mat
) const

virtual void ReleaseRenderThreadResources()

FNiagaraIndexGenerationInput CalculateIndexBufferConfiguration ( const TSharedPtr< FNiagaraRibbonCPUGeneratedVertexData >& GeneratedVertices,
const FNiagaraDataBuffer* SourceParticleData,
const FNiagaraSceneProxy* SceneProxy,
const FSceneView* View,
const FVector& ViewOriginForDistanceCulling,
bool bShouldUseGPUInitIndices,
bool bIsGPUSim
) const

int32 CalculateTessellationFactor ( const FNiagaraSceneProxy* SceneProxy,
const FSceneView* View,
const FVector& ViewOriginForDistanceCulling
) const

void GenerateIndexBufferForView ( FRHICommandListBase& RHICmdList,
FNiagaraGpuRibbonsDataManager& GpuRibbonsDataManager,
FMeshElementCollector& Collector,
FNiagaraIndexGenerationInput& GeneratedData,
FNiagaraDynamicDataRibbon* DynamicDataRibbon,
FNiagaraRibbonRenderingFrameViewResources* RenderingViewResources,
const FSceneView* View,
const FVector& ViewOriginForDistanceCulling
) const

void GenerateVertexBufferCPU ( const FNiagaraGenerationInputDataCPUAccessors& CPUData,
FNiagaraRibbonCPUGeneratedVertexData& OutputData
) const

void GenerateVertexBufferForMultiRibbon ( const FNiagaraGenerationInputDataCPUAccessors& CPUData,
const ReaderType& IDReader,
FNiagaraRibbonCPUGeneratedVertexData& OutputData
) const

void GenerateVertexBufferForMultiRibbonInternal ( const FNiagaraGenerationInputDataCPUAccessors& CPUData,
const ReaderType& IDReader,
FNiagaraRibbonCPUGeneratedVertexData& OutputData
) const

void GenerateVertexBufferForRibbonPart ( const FNiagaraGenerationInputDataCPUAccessors& CPUData,
TConstArrayView< uint32 > RibbonIndices,
uint32 RibbonIndex,
FNiagaraRibbonCPUGeneratedVertexData& OutputData
) const

void InitializeShape ( const UNiagaraRibbonRendererProperties* Properties
)

void InitializeTessellation ( const UNiagaraRibbonRendererProperties* Properties
)

void InitializeVertexBuffersGPU ( FRHICommandListImmediate& RHICmdList,
FNiagaraGpuComputeDispatchInterface* ComputeDispatchInterface,
const FNiagaraRibbonGPUInitParameters& GpuInitParameters,
FNiagaraRibbonGPUInitComputeBuffers& TempBuffers,
const TSharedPtr< FNiagaraRibbonRenderingFrameResources >& RenderingResources
) const

void InitializeVertexBuffersResources ( FRHICommandListBase& RHICmdList,
const FNiagaraDynamicDataRibbon* DynamicDataRibbon,
FNiagaraDataBuffer* SourceParticleData,
FGlobalDynamicReadBuffer& DynamicReadBuffer,
const TSharedPtr< FNiagaraRibbonRenderingFrameResources >& RenderingResources,
bool bShouldUseGPUInit
) const

void InitializeViewIndexBuffersGPU ( FRHICommandListImmediate& RHICmdList,
FNiagaraGpuComputeDispatchInterface* ComputeDispatchInterface,
const FNiagaraRibbonGPUInitParameters& GpuInitParameters,
const FNiagaraRibbonRenderingFrameViewResources* RenderingViewResources
) const

FRibbonComputeUniformParameters SetupComputeVertexGenParams ( FNiagaraGpuComputeDispatchInterface* ComputeDispatchInterface,
const TSharedPtr< FNiagaraRibbonRenderingFrameResources >& RenderingResources,
const FNiagaraRibbonGPUInitParameters& GpuInitParameters
) const

void SetupMeshBatchAndCollectorResourceForView ( FRHICommandListBase& RHICmdList,
const FNiagaraIndexGenerationInput& GeneratedData,
FNiagaraDynamicDataRibbon* DynamicDataRibbon,
const FNiagaraDataBuffer* SourceParticleData,
const FSceneView* View,
const FSceneViewFamily& ViewFamily,
const FNiagaraSceneProxy* SceneProxy,
const TSharedPtr< FNiagaraRibbonRenderingFrameResources >& RenderingResources,
FNiagaraRibbonRenderingFrameViewResources* RenderingViewResources,
FMeshBatch& OutMeshBatch,
bool bShouldUseGPUInitIndices
) const

void SetupPerViewUniformBuffer ( FNiagaraIndexGenerationInput& GeneratedData,
const FSceneView* View,
const FSceneViewFamily& ViewFamily,
const FNiagaraSceneProxy* SceneProxy,
FNiagaraRibbonUniformBufferRef& OutUniformBuffer
) const

static TValue * AppendToIndexBufferCPU ( TValue* OutIndices,
const FNiagaraIndexGenerationInput& GeneratedData,
const FNiagaraRibbonShapeGeometryData& ShapeState,
const TArrayView< uint32 >& SegmentData,
bool bInvertOrder
)

static void CalculateUVScaleAndOffsets ( const FNiagaraRibbonUVSettings& UVSettings,
const TArray< IntType >& RibbonIndices,
const TArray< FVector4f >& RibbonTangentsAndDistances,
const FNiagaraDataSetReaderFloat< float >& NormalizedAgeReader,
int32 StartIndex,
int32 EndIndex,
int32 NumSegments,
float TotalLength,
float& OutUScale,
float& OutUOffset,
float& OutUDistributionScaler
)

static void GenerateIndexBufferCPU ( FNiagaraIndexGenerationInput& GeneratedData,
FNiagaraDynamicDataRibbon* DynamicDataRibbon,
const FNiagaraRibbonShapeGeometryData& ShapeState,
TValue* StartIndexBuffer,
const FSceneView* View,
const FVector& ViewOriginForDistanceCulling,
ERHIFeatureLevel::Type FeatureLevel,
ENiagaraRibbonDrawDirection DrawDirection
)

static void GenerateShapeStateCustom ( FNiagaraRibbonShapeGeometryData& State,
const TArray< FNiagaraRibbonShapeCustomVertex >& CustomVertices,
bool bUseMaterialBackfaceCulling
)

static void GenerateShapeStateMultiPlane ( FNiagaraRibbonShapeGeometryData& State,
int32 MultiPlaneCount,
int32 WidthSegmentationCount,
bool bEnableAccurateGeometry,
bool bUseMaterialBackfaceCulling
)

static void GenerateShapeStatePlane ( FNiagaraRibbonShapeGeometryData& State,
int32 WidthSegmentationCount,
bool bUseMaterialBackfaceCulling
)

static void GenerateShapeStateTube ( FNiagaraRibbonShapeGeometryData& State,
int32 TubeSubdivisions,
bool bUseMaterialBackfaceCulling
)