Class Box2DWorld

Box2D physics world implementation Box2D物理世界实现

Implements

IPhysicsWorld

Index

Constructors

Methods

destroy getBox2DWorld getDebugDrawData getGravity offCollision offStepBegin offStepEnd onCollision onStepBegin onStepEnd queryAABB raycast setGravity step

Constructors

constructor

new Box2DWorld(world: b2World, box2d: Box2DInstance): Box2DWorld
Parameters
- world: b2World
- box2d: Box2DInstance
Returns Box2DWorld
- Defined in Box2DEngine.ts:52

Methods

destroy

destroy(): void
Destroy the world | 销毁世界

Returns void
Implementation of IPhysicsWorld.destroy
- Defined in Box2DEngine.ts:309

getBox2DWorld

getBox2DWorld(): b2World
Returns b2World
- Defined in Box2DEngine.ts:59

getDebugDrawData

getDebugDrawData(): unknown
Get debug draw data | 获取调试绘制数据

Returns unknown
Implementation of IPhysicsWorld.getDebugDrawData
- Defined in Box2DEngine.ts:328

getGravity

getGravity(): FixedVector2
Get gravity | 获取重力

Returns FixedVector2
Implementation of IPhysicsWorld.getGravity
- Defined in Box2DEngine.ts:95

offCollision

offCollision(callback: (data: CollisionEventData) => void): void
Remove collision event listener | 移除碰撞事件监听器
Parameters
- callback: (data: CollisionEventData) => void
Returns void
Implementation of IPhysicsWorld.offCollision
- Defined in Box2DEngine.ts:153

offStepBegin

offStepBegin(callback: () => void): void
Unregister callback for physics step begin events 取消注册物理步骤开始事件的回调
Parameters
- callback: () => void
Returns void
- Defined in Box2DEngine.ts:172

offStepEnd

offStepEnd(callback: () => void): void
Unregister callback for physics step end events 取消注册物理步骤结束事件的回调
Parameters
- callback: () => void
Returns void
- Defined in Box2DEngine.ts:191

onCollision

onCollision(callback: (data: CollisionEventData) => void): void
Add collision event listener | 添加碰撞事件监听器
Parameters
- callback: (data: CollisionEventData) => void
Returns void
Implementation of IPhysicsWorld.onCollision
- Defined in Box2DEngine.ts:149

onStepBegin

onStepBegin(callback: () => void): void
Register callback for physics step begin events 注册物理步骤开始事件的回调
Parameters
- callback: () => void
Returns void
- Defined in Box2DEngine.ts:164

onStepEnd

onStepEnd(callback: () => void): void
Register callback for physics step end events 注册物理步骤结束事件的回调
Parameters
- callback: () => void
Returns void
- Defined in Box2DEngine.ts:183

queryAABB

queryAABB(lowerBound: FixedVector2, upperBound: FixedVector2): unknown[]
Query bodies in AABB | 查询AABB中的物体
Parameters
- lowerBound: FixedVector2
- upperBound: FixedVector2
Returns unknown[]
Implementation of IPhysicsWorld.queryAABB
- Defined in Box2DEngine.ts:131

raycast

raycast(input: RaycastInput): RaycastResult[]
Perform raycast | 执行射线投射
Parameters
- input: RaycastInput
Returns RaycastResult[]
Implementation of IPhysicsWorld.raycast
- Defined in Box2DEngine.ts:100

setGravity

setGravity(gravity: FixedVector2): void
Set gravity | 设置重力
Parameters
- gravity: FixedVector2
Returns void
Implementation of IPhysicsWorld.setGravity
- Defined in Box2DEngine.ts:90

step

step(deltaTime: Fixed): void
Step the physics simulation | 步进物理模拟
Parameters
- deltaTime: Fixed
Returns void
Implementation of IPhysicsWorld.step
- Defined in Box2DEngine.ts:63