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  3. FHairCollisionConstraint

FHairCollisionConstraint

API > API/Plugins > API/Plugins/HairStrandsCore

   
Name FHairCollisionConstraint
Type struct
Header File /Engine/Plugins/Runtime/HairStrands/Source/HairStrandsCore/Public/GroomAssetPhysics.h
Include Path #include "GroomAssetPhysics.h"

Syntax

USTRUCT (BlueprintType )  
struct FHairCollisionConstraint

Constructors

Name Remarks Include Path Unreal Specifiers

FHairCollisionConstraint()

   GroomAssetPhysics.h  

Variables

Public

Name Type Remarks Include Path Unreal Specifiers
CollisionRadius float Radius that will be used for the collision detection against the physics asset GroomAssetPhysics.h
  • EditAnywhere
  • Category="CollisionConstraint"
  • Meta=(ToolTip="Radius that will be used for the collision detection against the physics asset")
GridDimension FIntVector Dimension of the grid used to compute the viscosity force GroomAssetPhysics.h
  • EditAnywhere
  • Category="CollisionConstraint"
  • Meta=(ToolTip="Dimension of the grid used to compute the viscosity force")
KineticFriction float Kinetic friction used for collision against the physics asset GroomAssetPhysics.h
  • EditAnywhere
  • Category="CollisionConstraint"
  • Meta=(ToolTip="Kinetic friction used for collision against the physics asset")
ProjectCollision bool Enable ther projection of the collision constraint after the xpbd loop GroomAssetPhysics.h
  • EditAnywhere
  • Category="CollisionConstraint"
  • Meta=(ToolTip="Enable ther projection of the collision constraint after the xpbd loop")
RadiusScale FRuntimeFloatCurve Radius scale along the strand GroomAssetPhysics.h
  • EditAnywhere
  • Category="CollisionConstraint"
  • Meta=(ViewMinInput="0.0", ViewMaxInput="1.0", ViewMinOutput="0.0", ViewMaxOutput="1.0", TimeLineLength="1.0", XAxisName="Strand Coordinate (0,1)", YAxisName="Collision Radius", ToolTip="This curve determines how much the collision radius will be scaled along each strand. \n The X axis range is [0,1], 0 mapping the root and 1 the tip")
SolveCollision bool Enable the solve of the collision constraint during the xpbd loop GroomAssetPhysics.h
  • EditAnywhere
  • Category="CollisionConstraint"
  • Meta=(ToolTip="Enable the solve of the collision constraint during the xpbd loop")
StaticFriction float Static friction used for collision against the physics asset GroomAssetPhysics.h
  • EditAnywhere
  • Category="Collision Constraint"
  • Meta=(ToolTip="Static friction used for collision against the physics asset")
StrandsViscosity float Viscosity parameter between 0 and 1 that will be used for self collision GroomAssetPhysics.h
  • EditAnywhere
  • Category="CollisionConstraint"
  • Meta=(ToolTip="Viscosity parameter between 0 and 1 that will be used for self collision")

Functions

Public

Operators

Name Remarks Include Path Unreal Specifiers

bool operator== ( const FHairCollisionConstraint& A
) const

   GroomAssetPhysics.h  

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