ContactConstraintPoint

Holds information about contact points, meant to be reused over multiple frames of contact

Index

Constructors

• constructor

Properties

• aToContact
• bToContact
• contact
• local
• normalImpulse
• normalMass
• originalVelocityAndRestitution
• point
• tangentImpulse
• tangentMass

Methods

• getRelativeVelocity
• update

Constructors

constructor

• new ContactConstraintPoint(point: Vector, local: Vector, contact: CollisionContact): ContactConstraintPoint

• Parameters

  • point: Vector

  • local: Vector

  • contact: CollisionContact

  Returns ContactConstraintPoint

Properties

publicaToContact

aToContact: Vector = ...

Direction from center of mass of bodyA to contact point

publicbToContact

bToContact: Vector = ...

Direction from center of mass of bodyB to contact point

publiccontact

contact: CollisionContact

publiclocal

local: Vector

publicnormalImpulse

normalImpulse: number = 0

Impulse accumulated over time in normal direction

publicnormalMass

normalMass: number = 0

Effective mass seen in the normal direction

publicoriginalVelocityAndRestitution

originalVelocityAndRestitution: number = 0

Original contact velocity combined with bounciness

publicpoint

point: Vector

publictangentImpulse

tangentImpulse: number = 0

Impulse accumulated over time in the tangent direction

publictangentMass

tangentMass: number = 0

Effective mass seen in the tangent direction

Methods

publicgetRelativeVelocity

• getRelativeVelocity(): Vector

• Returns the relative velocity between bodyA and bodyB

  ---

  Returns Vector

update

• update(): ContactConstraintPoint

• Updates the contact information

  ---

  Returns ContactConstraintPoint