---
title: "Phaser.Physics.Matter.Components.Velocity"
docs: "Phaser v3.88.2"
url: https://phaser.io/oss/docs/api-documentation/3.88.2/namespace/physics-matter-components-velocity
site: Phaser - https://phaser.io
---

> This page is about the open-source Phaser framework, for writing a game's code by hand. To make a game with AI, use Phaser AE (https://phaser.io/): the desk's tools work with Web MCP, and the CLI works with your own coding agent. See "For AI agents: Phaser AE" at the end of this page.

# Phaser.Physics.Matter.Components.Velocity

Scope: 
static
> Source: [src/physics/matter-js/components/Velocity.js#L9](https://github.com/phaserjs/phaser/blob/v3.88.2/src/physics/matter-js/components/Velocity.js#L9)  
Since: 3.0.0

## Static functions

### getAngularSpeed

#### \<instance> getAngularSpeed()


**Description:**

Gets the current rotational speed of the body.

Equivalent to the magnitude of its angular velocity.


**Returns:** number - The current angular velocity of the body.


> Source: [src/physics/matter-js/components/Velocity.js#L137](https://github.com/phaserjs/phaser/blob/v3.88.2/src/physics/matter-js/components/Velocity.js#L137)  
Since: 3.60.0


---

### getAngularVelocity

#### \<instance> getAngularVelocity()


**Description:**

Gets the current rotational velocity of the body.


**Returns:** number - The current angular velocity of the body.


> Source: [src/physics/matter-js/components/Velocity.js#L106](https://github.com/phaserjs/phaser/blob/v3.88.2/src/physics/matter-js/components/Velocity.js#L106)  
Since: 3.60.0


---

### getVelocity

#### \<instance> getVelocity()


**Description:**

Gets the current linear velocity of the physics body.


**Returns:** [Phaser.Types.Math.Vector2Like](https://phaser.io/oss/docs/api-documentation/3.88.2/typedef/types-math.md#Vector2Like) - The current linear velocity of the body.


> Source: [src/physics/matter-js/components/Velocity.js#L75](https://github.com/phaserjs/phaser/blob/v3.88.2/src/physics/matter-js/components/Velocity.js#L75)  
Since: 3.60.0


---

### setAngularSpeed

#### \<instance> setAngularSpeed(speed)


**Description:**

Sets the current rotational speed of the body.

Direction is maintained. Affects body angular velocity.

**Parameters:**
| name | type | optional | description |
| ---- | ---- | -------- | ----------- |
| speed | number | No | The angular speed. |


**Returns:** [Phaser.Physics.Matter.Components.Velocity](https://phaser.io/oss/docs/api-documentation/3.88.2/namespace/physics-matter-components-velocity.md) - This Game Object instance.


> Source: [src/physics/matter-js/components/Velocity.js#L119](https://github.com/phaserjs/phaser/blob/v3.88.2/src/physics/matter-js/components/Velocity.js#L119)  
Since: 3.60.0


---

### setAngularVelocity

#### \<instance> setAngularVelocity(velocity)


**Description:**

Sets the angular velocity of the body instantly.

Position, angle, force etc. are unchanged.

**Parameters:**
| name | type | optional | description |
| ---- | ---- | -------- | ----------- |
| velocity | number | No | The angular velocity. |


**Returns:** [Phaser.Physics.Matter.Components.Velocity](https://phaser.io/oss/docs/api-documentation/3.88.2/namespace/physics-matter-components-velocity.md) - This Game Object instance.


> Source: [src/physics/matter-js/components/Velocity.js#L88](https://github.com/phaserjs/phaser/blob/v3.88.2/src/physics/matter-js/components/Velocity.js#L88)  
Since: 3.0.0


---

### setVelocity

#### \<instance> setVelocity(x, [y])


**Description:**

Sets both the horizontal and vertical velocity of the physics body.

**Parameters:**
| name | type | optional | default | description |
| ---- | ---- | -------- | ------- | ----------- |
| x | number | No |  | The horizontal velocity value. |
| y | number | Yes | "x" | The vertical velocity value, it can be either positive or negative. If not given, it will be the same as the `x` value. |


**Returns:** [Phaser.Physics.Matter.Components.Velocity](https://phaser.io/oss/docs/api-documentation/3.88.2/namespace/physics-matter-components-velocity.md) - This Game Object instance.


> Source: [src/physics/matter-js/components/Velocity.js#L55](https://github.com/phaserjs/phaser/blob/v3.88.2/src/physics/matter-js/components/Velocity.js#L55)  
Since: 3.0.0


---

### setVelocityX

#### \<instance> setVelocityX(x)


**Description:**

Sets the horizontal velocity of the physics body.

**Parameters:**
| name | type | optional | description |
| ---- | ---- | -------- | ----------- |
| x | number | No | The horizontal velocity value. |


**Returns:** [Phaser.Physics.Matter.Components.Velocity](https://phaser.io/oss/docs/api-documentation/3.88.2/namespace/physics-matter-components-velocity.md) - This Game Object instance.


> Source: [src/physics/matter-js/components/Velocity.js#L17](https://github.com/phaserjs/phaser/blob/v3.88.2/src/physics/matter-js/components/Velocity.js#L17)  
Since: 3.0.0


---

### setVelocityY

#### \<instance> setVelocityY(y)


**Description:**

Sets vertical velocity of the physics body.

**Parameters:**
| name | type | optional | description |
| ---- | ---- | -------- | ----------- |
| y | number | No | The vertical velocity value. |


**Returns:** [Phaser.Physics.Matter.Components.Velocity](https://phaser.io/oss/docs/api-documentation/3.88.2/namespace/physics-matter-components-velocity.md) - This Game Object instance.


> Source: [src/physics/matter-js/components/Velocity.js#L36](https://github.com/phaserjs/phaser/blob/v3.88.2/src/physics/matter-js/components/Velocity.js#L36)  
Since: 3.0.0


---

---

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Read any page of this site as Markdown by adding `.md` to its URL (the home page is https://phaser.io/index.md), or by asking for `text/markdown`. The index for agents is https://phaser.io/llms.txt. On the site's pages, the browser's Web MCP also offers `phaser_ae_guide`, `read_page_as_markdown` and `open_phaser_ae`.