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  3. FPBDJointUtilities

FPBDJointUtilities

Unreal Engine C++ API Reference > Runtime > Chaos > Chaos

References

   
Module Chaos
Header /Engine/Source/Runtime/Experimental/Chaos/Public/Chaos/PBDJointConstraintUtilities.h
Include #include "Chaos/PBDJointConstraintUtilities.h"

Syntax

class FPBDJointUtilities

Functions

  Type Name Description
Public function Static FVec3

ConditionInertia ( const FVec3& InI,
const FReal MaxRatio
)

 Increase the lower inertia components to ensure that the maximum ratio between any pair of elements is MaxRatio.
Public function Static void

ConditionInverseMassAndInertia ( FReal& InOutInvMParent,
FReal& InOutInvMChild,
FVec3& InOutInvIParent,
FVec3& InOutInvIChild,
const FReal MinParentMassRatio,
const FReal MaxInertiaRatio
)

  
Public function Static void

ConditionInverseMassAndInertia ( const FReal& InInvMParent,
const FReal& InInvMChild,
const FVec3& InInvIParent,
const FVec3& InInvIChild,
const FReal MinParentMassRatio,
const FReal MaxInertiaRatio,
FReal& OutInvMParent,
FReal& OutInvMChild,
FVec3& OutInvIParent,
FVec3& OutInvIChild
)

  
Public function Static FVec3

ConditionParentInertia ( const FVec3& IParent,
const FVec3& IChild,
const FReal MinRatio
)

 Increase the IParent inertia so that its largest component is at least MinRatio times the largest IChild component.
Public function Static FReal

ConditionParentMass ( const FReal MParent,
const FReal MChild,
const FReal MinRatio
)

  
Public function Static void

DecomposeSwingTwistLocal ( const FRotation3& R0,
const FRotation3& R1,
FRotation3& R01Swing,
FRotation3& R01Twist
)

  
Public function Static bool

GetAngularDriveAccelerationMode ( const FPBDJointSolverSettings& SolverSettings,
const FPBDJointSettings& JointSettings
)

  
Public function Static FReal

GetAngularProjection ( const FPBDJointSolverSettings& SolverSettings,
const FPBDJointSettings& JointSettings
)

  
Public function Static FReal

GetAngularSLerpDriveDamping ( const FPBDJointSolverSettings& SolverSettings,
const FPBDJointSettings& JointSettings
)

  
Public function Static FReal

GetAngularSLerpDriveStiffness ( const FPBDJointSolverSettings& SolverSettings,
const FPBDJointSettings& JointSettings
)

  
Public function Static bool

GetAngularSoftAccelerationMode ( const FPBDJointSolverSettings& SolverSettings,
const FPBDJointSettings& JointSettings
)

  
Public function Static FReal

GetAngularSwingDriveDamping ( const FPBDJointSolverSettings& SolverSettings,
const FPBDJointSettings& JointSettings
)

  
Public function Static FReal

GetAngularSwingDriveStiffness ( const FPBDJointSolverSettings& SolverSettings,
const FPBDJointSettings& JointSettings
)

  
Public function Static FReal

GetAngularTwistDriveDamping ( const FPBDJointSolverSettings& SolverSettings,
const FPBDJointSettings& JointSettings
)

  
Public function Static FReal

GetAngularTwistDriveStiffness ( const FPBDJointSolverSettings& SolverSettings,
const FPBDJointSettings& JointSettings
)

  
Public function Static void

GetCircularConeAxisErrorLocal ( const FRotation3& R0,
const FRotation3& R1,
const FReal SwingLimit,
FVec3& AxisLocal,
FReal& Error
)

  
Public function Static FReal

GetConeAngleLimit ( const FPBDJointSettings& JointSettings,
const FVec3& SwingAxisLocal,
const FReal SwingAngle
)

  
Public function Static void

GetConeAxisAngleLocal ( const FRotation3& R0,
const FRotation3& R1,
const FReal AngleTolerance,
FVec3& AxisLocal,
FReal& Angle
)

  
Public function Static FVec3

GetCylinderLimitedPositionError ( const FVec3& CX,
const FVec3& Axis,
const FReal Limit,
const EJointMotionType AxisMotion
)

  
Public function Static void

GetCylindricalAxesDeltas ( const FRotation3& R0,
const FVec3& X0,
const FVec3& X1,
const int32 CylinderAxisIndex,
FVec3& CylinderAxis,
FReal& CylinderDelta,
FVec3& RadialAxis,
FReal& RadialDelta
)

  
Public function Static void

GetDualConeSwingAxisAngle ( const FRotation3& R0,
const FRotation3& R1,
const EJointAngularConstraintIndex SwingConstraintIndex,
FVec3& Axis,
FReal& Angle
)

  
Public function Static void

GetEllipticalConeAxisErrorLocal ( const FRotation3& R0,
const FRotation3& R1,
const FReal SwingLimitY,
const FReal SwingLimitZ,
FVec3& AxisLocal,
FReal& Error
)

  
Public function Static FVec3

GetLimitedPositionError ( const FPBDJointSettings& JointSettings,
const FRotation3& R0,
const FVec3& CX
)

  
Public function Static bool

GetLinearDriveAccelerationMode ( const FPBDJointSolverSettings& SolverSettings,
const FPBDJointSettings& JointSettings
)

  
Public function Static FReal

GetLinearDriveDamping ( const FPBDJointSolverSettings& SolverSettings,
const FPBDJointSettings& JointSettings,
const int32 AxisIndex
)

  
Public function Static FReal

GetLinearDriveStiffness ( const FPBDJointSolverSettings& SolverSettings,
const FPBDJointSettings& JointSettings,
const int32 AxisIndex
)

  
Public function Static FReal

GetLinearProjection ( const FPBDJointSolverSettings& SolverSettings,
const FPBDJointSettings& JointSettings
)

  
Public function Static bool

GetLinearSoftAccelerationMode ( const FPBDJointSolverSettings& SolverSettings,
const FPBDJointSettings& JointSettings
)

  
Public function Static FReal

GetLinearStiffness ( const FPBDJointSolverSettings& SolverSettings,
const FPBDJointSettings& JointSettings
)

  
Public function Static FVec3

GetLineLimitedPositionError ( const FVec3& CX,
const FVec3& Axis,
const FReal Limit,
const EJointMotionType AxisMotion
)

  
Public function Static void

GetLockedRotationAxes ( const FRotation3& R0,
const FRotation3& R1,
FVec3& Axis0,
FVec3& Axis1,
FVec3& Axis2
)

  
Public function Static void

GetLockedSwingAxisAngle ( const FRotation3& R0,
const FRotation3& R1,
const EJointAngularConstraintIndex SwingConstraintIndex,
FVec3& Axis,
FReal& Angle
)

  
Public function Static void

GetPlanarAxisDelta ( const FRotation3& R0,
const FVec3& X0,
const FVec3& X1,
const int32 PlaneAxisIndex,
FVec3& Axis,
FReal& Delta
)

  
Public function Static FReal

GetShockPropagationInvMassScale ( const FPBDJointSolverSettings& SolverSettings,
const FPBDJointSettings& JointSettings
)

  
Public function Static FReal

GetSoftLinearDamping ( const FPBDJointSolverSettings& SolverSettings,
const FPBDJointSettings& JointSettings
)

  
Public function Static bool

GetSoftLinearLimitEnabled ( const FPBDJointSolverSettings& SolverSettings,
const FPBDJointSettings& JointSettings
)

  
Public function Static FReal

GetSoftLinearStiffness ( const FPBDJointSolverSettings& SolverSettings,
const FPBDJointSettings& JointSettings
)

  
Public function Static FReal

GetSoftSwingDamping ( const FPBDJointSolverSettings& SolverSettings,
const FPBDJointSettings& JointSettings
)

  
Public function Static bool

GetSoftSwingLimitEnabled ( const FPBDJointSolverSettings& SolverSettings,
const FPBDJointSettings& JointSettings
)

  
Public function Static FReal

GetSoftSwingStiffness ( const FPBDJointSolverSettings& SolverSettings,
const FPBDJointSettings& JointSettings
)

  
Public function Static FReal

GetSoftTwistDamping ( const FPBDJointSolverSettings& SolverSettings,
const FPBDJointSettings& JointSettings
)

  
Public function Static bool

GetSoftTwistLimitEnabled ( const FPBDJointSolverSettings& SolverSettings,
const FPBDJointSettings& JointSettings
)

  
Public function Static FReal

GetSoftTwistStiffness ( const FPBDJointSolverSettings& SolverSettings,
const FPBDJointSettings& JointSettings
)

  
Public function Static FVec3

GetSphereLimitedPositionError ( const FVec3& CX,
const FReal Radius
)

  
Public function Static void

GetSphericalAxisDelta ( const FVec3& X0,
const FVec3& X1,
FVec3& Axis,
FReal& Delta
)

  
Public function Static void

GetSwingAxisAngle ( const FRotation3& R0,
const FRotation3& R1,
const FReal AngleTolerance,
const EJointAngularConstraintIndex SwingConstraintIndex,
FVec3& Axis,
FReal& Angle
)

  
Public function Static FReal

GetSwingStiffness ( const FPBDJointSolverSettings& SolverSettings,
const FPBDJointSettings& JointSettings
)

  
Public function Static void

GetSwingTwistAngles ( const FRotation3& R0,
const FRotation3& R1,
FReal& TwistAngle,
FReal& Swing1Angle,
FReal& Swing2Angle
)

  
Public function Static FReal

GetTwistAngle ( const FRotation3& InTwist
)

  
Public function Static void

GetTwistAxisAngle ( const FRotation3& R0,
const FRotation3& R1,
FVec3& Axis,
FReal& Angle
)

  
Public function Static FReal

GetTwistStiffness ( const FPBDJointSolverSettings& SolverSettings,
const FPBDJointSettings& JointSettings
)

  

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