Navigation
API > API/Plugins > API/Plugins/HairStrandsCore
Render buffers that will be used in hlsl functions
| Name | FNDIHairStrandsBuffer |
| Type | struct |
| Header File | /Engine/Plugins/Runtime/HairStrands/Source/HairStrandsCore/Public/Niagara/NiagaraDataInterfaceHairStrands.h |
| Include Path | #include "Niagara/NiagaraDataInterfaceHairStrands.h" |
Syntax
struct FNDIHairStrandsBuffer : public FRenderResource
Inheritance Hierarchy
- FRenderResource → FNDIHairStrandsBuffer
Variables
Public
| Name | Type | Remarks | Include Path | Unreal Specifiers |
|---|---|---|---|---|
| bNeedResouces | bool | True if the internal resources (BoundingBoxBuffer/ParamsScaleBuffer) needs to be built | Niagara/NiagaraDataInterfaceHairStrands.h | |
| BoundingBoxBuffer | FNiagaraPooledRWBuffer | Bounding Box Buffer | Niagara/NiagaraDataInterfaceHairStrands.h | |
| BoundingBoxOffsets | FIntVector4 | Bounding box offsets | Niagara/NiagaraDataInterfaceHairStrands.h | |
| bShouldReset | bool | Boolean to trigger the reset | Niagara/NiagaraDataInterfaceHairStrands.h | |
| bValidGeometryType | bool | Valid geometry type for hair (strands, cards, mesh) | Niagara/NiagaraDataInterfaceHairStrands.h | |
| CurrentMeshLOD | int32 | Mesh LOD that is being used for the root resources | Niagara/NiagaraDataInterfaceHairStrands.h | |
| ParamsScale | TStaticArray< float, 32 *NumScales > | Scales along the strand | Niagara/NiagaraDataInterfaceHairStrands.h | |
| ParamsScaleBuffer | FNiagaraPooledRWBuffer | Params scale buffer | Niagara/NiagaraDataInterfaceHairStrands.h | |
| ResetCount | int32 | Counter to reset the simulation once triggered | Niagara/NiagaraDataInterfaceHairStrands.h |
Functions
Public
| Name | Remarks | Include Path | Unreal Specifiers |
|---|---|---|---|
void Initialize
(
const FNDIHairStrandsInfo& In, |
Set the asset that will be used to affect the buffer | Niagara/NiagaraDataInterfaceHairStrands.h | |
void Transfer
(
FRDGBuilder& GraphBuilder, |
Transfer CPU datas to GPU | Niagara/NiagaraDataInterfaceHairStrands.h |
Overridden from FRenderResource
| Name | Remarks | Include Path | Unreal Specifiers |
|---|---|---|---|
virtual FString GetFriendlyName() |
Get the resource name | Niagara/NiagaraDataInterfaceHairStrands.h | |
virtual void InitRHI
(
FRHICommandListBase& RHICmdList |
Init the buffer | Niagara/NiagaraDataInterfaceHairStrands.h | |
virtual void ReleaseRHI() |
Release the buffer | Niagara/NiagaraDataInterfaceHairStrands.h |