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API > API/Plugins > API/Plugins/HairStrandsCore
References
| Module | HairStrandsCore |
| Header | /Engine/Plugins/Runtime/HairStrands/Source/HairStrandsCore/Public/HairStrandsDatas.h |
| Include | #include "HairStrandsDatas.h" |
Syntax
struct FHairStrandsCurves
Remarks
Hair strands Curves attribute
Variables
| Type | Name | Description | |
|---|---|---|---|
 |
uint32 | AttributeFlags | Flags for attributes |
 |
TArray< FIntVector > | ClumpIDs | Clump ID associated with each curve (optional) |
 |
TArray< FIntVector > | CurvesClosestGuideIDs | Custom guide IDs (indexed with StrandID) (optional) |
 |
TArray< FVector3f > | CurvesClosestGuideWeights | Custom guid weights (indexed with StrandID) (optional) |
 |
TArray< uint16 > | CurvesCount | Number of points per rod |
 |
TArray< float > | CurvesLength | Normalized length relative to the max one |
 |
TArray< uint32 > | CurvesOffset | An offset represent the rod start in the point list |
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TArray< FVector2f > | CurvesRootUV | Roots UV. Support UDIM coordinate up to 256x256 (optional) |
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TMap< int, int > | GroomIDToIndex | Mapping of imported Groom ID to index |
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TArray< int > | StrandIDs | Strand ID associated with each curve (optional) |
Functions
| Type | Name | Description | |
|---|---|---|---|
  |
bool | HasAttribute
(
EHairAttribute In |
|
  |
bool | ||
  |
uint32 | Num () |
Get the number of Curves |
 |
void | Reset () |
Reset the curves to 0 |
 |
void | Set the number of Curves |