planck/docs/pages/api/classes/WorldManifold.md

2D JavaScript/TypeScript physics engine for cross-platform HTML5 game development

# Class: WorldManifold

This is used to compute the current state of a contact manifold.

## Constructors

### new WorldManifold()

> **new WorldManifold**(): [`WorldManifold`](/api/classes/WorldManifold)

#### Returns

[`WorldManifold`](/api/classes/WorldManifold)

## Properties

### normal

> **normal**: [`Vec2Value`](/api/interfaces/Vec2Value)

World vector pointing from A to B

***

### pointCount

> **pointCount**: `number` = `0`

The number of manifold points

***

### points

> **points**: [`Vec2Value`](/api/interfaces/Vec2Value)[]

World contact point (point of intersection)

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### separations

> **separations**: `number`[]

A negative value indicates overlap, in meters

## Methods

### recycle()

> **recycle**(): `void`

#### Returns

`void`