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Class LockConstraint

Locks the relative position and rotation between two bodies.

example
// Locks the relative position and rotation between bodyA and bodyB
var constraint = new LockConstraint(bodyA, bodyB);
world.addConstraint(constraint);

Hierarchy

Index

Constructors

Properties

Methods

Constructors

constructor

Properties

bodyA

bodyA: Body

First body participating in the constraint.

bodyB

bodyB: Body

Second body participating in the constraint.

collideConnected

collideConnected: boolean

Set to true if you want the connected bodies to collide.

default

true

equations

equations: Equation[]

Equations to be solved in this constraint

localAngleB

localAngleB: number

The offset angle of bodyB in bodyA's frame.

localOffsetB

localOffsetB: Vec2

The offset of bodyB in bodyA's frame.

type

type: 2 | 1 | -1 | 3 | 4 | 5

The type of constraint. May be one of Constraint.DISTANCE, Constraint.GEAR, Constraint.LOCK, Constraint.PRISMATIC or Constraint.REVOLUTE.

Static DISTANCE

DISTANCE: 1 = 1

Static GEAR

GEAR: 2 = 2

Static LOCK

LOCK: 3 = 3

Static OTHER

OTHER: -1 = -1

Static PRISMATIC

PRISMATIC: 4 = 4

Static REVOLUTE

REVOLUTE: 5 = 5

Methods

getMaxForce

  • getMaxForce(): number

  • Get the max force.

    Returns number

setMaxBias

  • setMaxBias(maxBias: number): void

  • Set max bias for this constraint.

    Parameters

    • maxBias: number

    Returns void

setMaxForce

  • setMaxForce(force: number): void

  • Set the maximum force to be applied.

    Parameters

    • force: number

    Returns void

setRelaxation

  • setRelaxation(relaxation: number): void

  • Set relaxation for this constraint.

    Parameters

    • relaxation: number

    Returns void

setStiffness

  • setStiffness(stiffness: number): void

  • Set stiffness for this constraint.

    Parameters

    • stiffness: number

    Returns void

update

  • update(): void

  • Updates the internal constraint parameters before solve.

    Returns void