b2DynamicTree | CocosCreatorAPI

Type parameters

Hierarchy

b2DynamicTree

Index

Properties

m_freeList

m_freeList: b2TreeNode<T> | null = null

m_insertionCount

m_insertionCount: number = 0

m_path

m_path: number = 0

m_root

m_root: b2TreeNode<T> | null = null

Readonly m_stack

m_stack: b2GrowableStack<null | b2TreeNode<T>> = new b2GrowableStack<b2TreeNode<T> | null>(256)

Static Readonly s_aabb

s_aabb: b2AABB = new b2AABB()

Static Readonly s_abs_v

s_abs_v: b2Vec2 = new b2Vec2()

Static Readonly s_combinedAABB

s_combinedAABB: b2AABB = new b2AABB()

Static s_node_id

s_node_id: number = 0

Static Readonly s_r

s_r: b2Vec2 = new b2Vec2()

Static Readonly s_segmentAABB

s_segmentAABB: b2AABB = new b2AABB()

Static Readonly s_subInput

s_subInput: b2RayCastInput = new b2RayCastInput()

Static Readonly s_v

s_v: b2Vec2 = new b2Vec2()

Methods

AllocateNode

AllocateNode(): b2TreeNode<T>

- Defined in node_modules/@cocos/box2d/src/collision/b2_dynamic_tree.ts:220
Returns b2TreeNode<T>

Balance

Balance(A: b2TreeNode<T>): b2TreeNode<T>

- Defined in node_modules/@cocos/box2d/src/collision/b2_dynamic_tree.ts:461
Parameters
- A: b2TreeNode<T>
Returns b2TreeNode<T>

ComputeHeight

ComputeHeight(): number

- Defined in node_modules/@cocos/box2d/src/collision/b2_dynamic_tree.ts:631
Returns number

CreateProxy

CreateProxy(aabb: b2AABB, userData: T): b2TreeNode<T>

- Defined in node_modules/@cocos/box2d/src/collision/b2_dynamic_tree.ts:244
Parameters
- aabb: b2AABB
- userData: T
Returns b2TreeNode<T>

DestroyProxy

DestroyProxy(node: b2TreeNode<T>): void

- Defined in node_modules/@cocos/box2d/src/collision/b2_dynamic_tree.ts:262
Parameters
- node: b2TreeNode<T>
Returns void

FreeNode

FreeNode(node: b2TreeNode<T>): void

- Defined in node_modules/@cocos/box2d/src/collision/b2_dynamic_tree.ts:235
Parameters
- node: b2TreeNode<T>
Returns void

GetAreaRatio

GetAreaRatio(): number

- Defined in node_modules/@cocos/box2d/src/collision/b2_dynamic_tree.ts:591
Returns number

GetHeight

GetHeight(): number

- Defined in node_modules/@cocos/box2d/src/collision/b2_dynamic_tree.ts:568
Returns number

GetMaxBalance

GetMaxBalance(): number

- Defined in node_modules/@cocos/box2d/src/collision/b2_dynamic_tree.ts:725
Returns number

InsertLeaf

InsertLeaf(leaf: b2TreeNode<T>): void

- Defined in node_modules/@cocos/box2d/src/collision/b2_dynamic_tree.ts:306
Parameters
- leaf: b2TreeNode<T>
Returns void

MoveProxy

MoveProxy(node: b2TreeNode<T>, aabb: b2AABB, displacement: b2Vec2): boolean

- Defined in node_modules/@cocos/box2d/src/collision/b2_dynamic_tree.ts:269
Parameters
- node: b2TreeNode<T>
- aabb: b2AABB
- displacement: b2Vec2
Returns boolean

Query

Query(aabb: b2AABB, callback: (node: b2TreeNode<T>) => boolean): void

- Defined in node_modules/@cocos/box2d/src/collision/b2_dynamic_tree.ts:93
Parameters
- aabb: b2AABB
- callback: (node: b2TreeNode<T>) => boolean
  - - (node: b2TreeNode<T>): boolean
    - Parameters
      - node: b2TreeNode<T>
      Returns boolean
Returns void

QueryPoint

QueryPoint(point: XY, callback: (node: b2TreeNode<T>) => boolean): void

- Defined in node_modules/@cocos/box2d/src/collision/b2_dynamic_tree.ts:117
Parameters
- point: XY
- callback: (node: b2TreeNode<T>) => boolean
  - - (node: b2TreeNode<T>): boolean
    - Parameters
      - node: b2TreeNode<T>
      Returns boolean
Returns void

RayCast

RayCast(input: b2RayCastInput, callback: (input: b2RayCastInput, node: b2TreeNode<T>) => number): void

- Defined in node_modules/@cocos/box2d/src/collision/b2_dynamic_tree.ts:141
Parameters
- input: b2RayCastInput
- callback: (input: b2RayCastInput, node: b2TreeNode<T>) => number
  - - (input: b2RayCastInput, node: b2TreeNode<T>): number
    - Parameters
      - input: b2RayCastInput
      - node: b2TreeNode<T>
      Returns number
Returns void

RebuildBottomUp

RebuildBottomUp(): void

- Defined in node_modules/@cocos/box2d/src/collision/b2_dynamic_tree.ts:748
Returns void

RemoveLeaf

RemoveLeaf(leaf: b2TreeNode<T>): void

- Defined in node_modules/@cocos/box2d/src/collision/b2_dynamic_tree.ts:419
Parameters
- leaf: b2TreeNode<T>
Returns void

ShiftOrigin

ShiftOrigin(newOrigin: XY): void

- Defined in node_modules/@cocos/box2d/src/collision/b2_dynamic_tree.ts:836
Parameters
- newOrigin: XY
Returns void

Validate

Validate(): void

- Defined in node_modules/@cocos/box2d/src/collision/b2_dynamic_tree.ts:692
Returns void

ValidateMetrics

ValidateMetrics(node: b2TreeNode<T> | null): void

- Defined in node_modules/@cocos/box2d/src/collision/b2_dynamic_tree.ts:662
Parameters
- node: b2TreeNode<T> | null
Returns void

ValidateStructure

ValidateStructure(node: b2TreeNode<T> | null): void

- Defined in node_modules/@cocos/box2d/src/collision/b2_dynamic_tree.ts:636
Parameters
- node: b2TreeNode<T> | null
Returns void

Static ComputeHeightNode

ComputeHeightNode<T>(node: b2TreeNode<T> | null): number

- Defined in node_modules/@cocos/box2d/src/collision/b2_dynamic_tree.ts:617
Type parameters
- T
Parameters
- node: b2TreeNode<T> | null
Returns number

Static Private GetAreaNode

GetAreaNode<T>(node: b2TreeNode<T> | null): number

- Defined in node_modules/@cocos/box2d/src/collision/b2_dynamic_tree.ts:576
Type parameters
- T
Parameters
- node: b2TreeNode<T> | null
Returns number

Static Private GetMaxBalanceNode

GetMaxBalanceNode<T>(node: b2TreeNode<T> | null, maxBalance: number): number

- Defined in node_modules/@cocos/box2d/src/collision/b2_dynamic_tree.ts:708
Type parameters
- T
Parameters
- node: b2TreeNode<T> | null
- maxBalance: number
Returns number

Static Private ShiftOriginNode

ShiftOriginNode<T>(node: b2TreeNode<T> | null, newOrigin: XY): void

- Defined in node_modules/@cocos/box2d/src/collision/b2_dynamic_tree.ts:816
Type parameters
- T
Parameters
- node: b2TreeNode<T> | null
- newOrigin: XY
Returns void

Type parameters

T

Hierarchy

Index

Properties

Methods

Properties

m_freeList

m_insertionCount

m_path

m_root

Readonly m_stack

Static Readonly s_aabb

Static Readonly s_abs_v

Static Readonly s_combinedAABB

Static s_node_id

Static Readonly s_r

Static Readonly s_segmentAABB

Static Readonly s_subInput

Static Readonly s_v

Methods

AllocateNode

Returns b2TreeNode<T>

Balance

Parameters

A: b2TreeNode<T>

Returns b2TreeNode<T>

ComputeHeight

Returns number

CreateProxy

Parameters

aabb: b2AABB

userData: T

Returns b2TreeNode<T>

DestroyProxy

Parameters

node: b2TreeNode<T>

Returns void

FreeNode

Parameters

node: b2TreeNode<T>

Returns void

GetAreaRatio

Returns number

GetHeight

Returns number

GetMaxBalance

Returns number

InsertLeaf

Parameters

leaf: b2TreeNode<T>

Returns void

MoveProxy

Parameters

node: b2TreeNode<T>

aabb: b2AABB

displacement: b2Vec2

Returns boolean

Query

Parameters

aabb: b2AABB

callback: (node: b2TreeNode<T>) => boolean

Parameters

node: b2TreeNode<T>

Returns boolean

Returns void

QueryPoint

Parameters

point: XY

callback: (node: b2TreeNode<T>) => boolean

Parameters

node: b2TreeNode<T>

Returns boolean

Returns void

RayCast

Parameters

input: b2RayCastInput

callback: (input: b2RayCastInput, node: b2TreeNode<T>) => number

Parameters

input: b2RayCastInput