@ue-too/dynamics / index / BaseRigidBody

Abstract Class: BaseRigidBody

Defined in: rigidbody.ts:70

Rigid body interface for 2D physics simulation.

Remarks

Represents a physical object in the physics world with mass, velocity, rotation, and collision properties. Can be either static (immovable) or dynamic (responds to forces).

Implemented by Circle and Polygon classes.

Extended by

• Crescent
• Fan
• Polygon
• Circle

Implements

• RigidBody

Constructors

Constructor

new BaseRigidBody(center, _orientationAngle, mass, isStaticBody, frictionEnabled): BaseRigidBody

Defined in: rigidbody.ts:94

Parameters

center

Point

_orientationAngle

number = 0

mass

number = 50

isStaticBody

boolean = false

frictionEnabled

boolean = false

Returns

BaseRigidBody

Properties

_angularVelocity

protected _angularVelocity: number

Defined in: rigidbody.ts:74

---

_center

protected _center: Point

Defined in: rigidbody.ts:71

---

_linearVelocity

protected _linearVelocity: Point

Defined in: rigidbody.ts:73

---

_mass

protected _mass: number = 50

Defined in: rigidbody.ts:72

---

_orientationAngle

protected _orientationAngle: number = 0

Defined in: rigidbody.ts:75

---

_staticFrictionCoeff

protected _staticFrictionCoeff: number = 0.3

Defined in: rigidbody.ts:79

---

angularDampingFactor

protected angularDampingFactor: number = 0.005

Defined in: rigidbody.ts:83

---

collisionFilter

collisionFilter: CollisionFilter

Defined in: rigidbody.ts:86

Collision filtering configuration

Implementation of

RigidBody.collisionFilter

---

dynamicFrictionCoeff

protected dynamicFrictionCoeff: number = 0.3

Defined in: rigidbody.ts:80

---

force

protected force: Point

Defined in: rigidbody.ts:77

---

frictionEnabled

protected frictionEnabled: boolean = false

Defined in: rigidbody.ts:81

---

isMovingStaticBody

protected isMovingStaticBody: boolean = false

Defined in: rigidbody.ts:82

---

isSleeping

isSleeping: boolean = false

Defined in: rigidbody.ts:89

Implementation of

RigidBody.isSleeping

---

isStaticBody

protected isStaticBody: boolean = false

Defined in: rigidbody.ts:78

---

linearAcceleartion

protected linearAcceleartion: Point

Defined in: rigidbody.ts:76

---

sleepThreshold

sleepThreshold: number = 0.01

Defined in: rigidbody.ts:90

Implementation of

RigidBody.sleepThreshold

---

sleepTime

sleepTime: number = 0.5

Defined in: rigidbody.ts:91

Implementation of

RigidBody.sleepTime

---

timeAtRest

timeAtRest: number = 0

Defined in: rigidbody.ts:92

Implementation of

RigidBody.timeAtRest

Accessors

AABB

Get Signature

get abstract AABB(): object

Defined in: rigidbody.ts:324

Axis-Aligned Bounding Box for broad phase collision

Returns

object

max

max: Point

min

min: Point

Axis-Aligned Bounding Box for broad phase collision

Implementation of

RigidBody.AABB

---

angularVelocity

Get Signature

get angularVelocity(): number

Defined in: rigidbody.ts:130

Angular velocity (radians/second)

Returns

number

Set Signature

set angularVelocity(angularVelocity): void

Defined in: rigidbody.ts:134

Angular velocity (radians/second)

Parameters

angularVelocity

number

Returns

void

Angular velocity (radians/second)

Implementation of

RigidBody.angularVelocity

---

center

Get Signature

get center(): Point

Defined in: rigidbody.ts:290

Center position in world coordinates

Returns

Point

Set Signature

set center(dest): void

Defined in: rigidbody.ts:294

Center position in world coordinates

Parameters

dest

Point

Returns

void

Center position in world coordinates

Implementation of

RigidBody.center

---

linearVelocity

Get Signature

get linearVelocity(): Point

Defined in: rigidbody.ts:298

Linear velocity (pixels/second)

Returns

Point

Set Signature

set linearVelocity(dest): void

Defined in: rigidbody.ts:302

Linear velocity (pixels/second)

Parameters

dest

Point

Returns

void

Linear velocity (pixels/second)

Implementation of

RigidBody.linearVelocity

---

mass

Get Signature

get mass(): number

Defined in: rigidbody.ts:306

Mass in arbitrary units (affects force response)

Returns

number

Mass in arbitrary units (affects force response)

Implementation of

RigidBody.mass

---

momentOfInertia

Get Signature

get abstract momentOfInertia(): number

Defined in: rigidbody.ts:318

Moment of inertia (rotational mass)

Returns

number

Moment of inertia (rotational mass)

Implementation of

RigidBody.momentOfInertia

---

orientationAngle

Get Signature

get orientationAngle(): number

Defined in: rigidbody.ts:138

Rotation angle in radians

Returns

number

Rotation angle in radians

Implementation of

RigidBody.orientationAngle

---

staticFrictionCoeff

Get Signature

get staticFrictionCoeff(): number

Defined in: rigidbody.ts:310

Static friction coefficient (0-1)

Returns

number

Set Signature

set staticFrictionCoeff(coeff): void

Defined in: rigidbody.ts:314

Static friction coefficient (0-1)

Parameters

coeff

number

Returns

void

Static friction coefficient (0-1)

Implementation of

RigidBody.staticFrictionCoeff

Methods

applyForce()

applyForce(force): void

Defined in: rigidbody.ts:162

Parameters

force

Point

Returns

void

Implementation of

RigidBody.applyForce

---

applyForceInOrientation()

applyForceInOrientation(force): void

Defined in: rigidbody.ts:170

Parameters

force

number | Point

Returns

void

Implementation of

RigidBody.applyForceInOrientation

---

getAdjacentFaces()

abstract getAdjacentFaces(collisionNormal): object[]

Defined in: rigidbody.ts:328

Parameters

collisionNormal

Point

Returns

object[]

Implementation of

RigidBody.getAdjacentFaces

---

getCenter()

getCenter(): Point

Defined in: rigidbody.ts:122

Returns

Point

---

getCollisionAxes()

abstract getCollisionAxes(relativeBody): Point[]

Defined in: rigidbody.ts:323

Parameters

relativeBody

RigidBody

Returns

Point[]

Implementation of

RigidBody.getCollisionAxes

---

getMinMaxProjection()

abstract getMinMaxProjection(unitvector): object

Defined in: rigidbody.ts:319

Parameters

unitvector

Point

Returns

object

max

max: number

min

min: number

Implementation of

RigidBody.getMinMaxProjection

---

getNormalOfSignificantFace()

abstract getNormalOfSignificantFace(collisionNormal): Point

Defined in: rigidbody.ts:327

Parameters

collisionNormal

Point

Returns

Point

Implementation of

RigidBody.getNormalOfSignificantFace

---

getOrientationAngle()

getOrientationAngle(): number

Defined in: rigidbody.ts:126

Returns

number

---

getSignificantVertices()

abstract getSignificantVertices(collisionNormal): Point[]

Defined in: rigidbody.ts:326

Parameters

collisionNormal

Point

Returns

Point[]

Implementation of

RigidBody.getSignificantVertices

---

isMovingStatic()

isMovingStatic(): boolean

Defined in: rigidbody.ts:146

Returns

boolean

Implementation of

RigidBody.isMovingStatic

---

isStatic()

isStatic(): boolean

Defined in: rigidbody.ts:142

Returns

boolean

Implementation of

RigidBody.isStatic

---

move()

move(delta): void

Defined in: rigidbody.ts:112

Parameters

delta

Point

Returns

void

Implementation of

RigidBody.move

---

rotateRadians()

rotateRadians(angle): void

Defined in: rigidbody.ts:118

Parameters

angle

number

Returns

void

---

setLinearVelocity()

setLinearVelocity(linearVelocity): void

Defined in: rigidbody.ts:150

Parameters

linearVelocity

Point

Returns

void

---

setMovingStatic()

setMovingStatic(movingStatic): void

Defined in: rigidbody.ts:154

Parameters

movingStatic

boolean

Returns

void

---

setOrientationAngle()

setOrientationAngle(angle): void

Defined in: rigidbody.ts:158

Parameters

angle

number

Returns

void

---

setSleeping()

setSleeping(sleeping): void

Defined in: rigidbody.ts:334

Parameters

sleeping

boolean

Returns

void

Implementation of

RigidBody.setSleeping

---

significantVertex()

abstract significantVertex(collisionNormal): Point

Defined in: rigidbody.ts:325

Parameters

collisionNormal

Point

Returns

Point

Implementation of

RigidBody.significantVertex

---

step()

step(deltaTime): void

Defined in: rigidbody.ts:186

Parameters

deltaTime

number

Returns

void

Implementation of

RigidBody.step

---

updateSleeping()

updateSleeping(deltaTime): void

Defined in: rigidbody.ts:345

Parameters

deltaTime

number

Returns

void

Implementation of

RigidBody.updateSleeping